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IBM B50 Printer User Manual

1. J A oom bo ucos lees ERD 2 To disable the external SCSI connector for the Model B50 move the jumper on J35 to the front two pins and move the jumper on J36 to the rear two pins 7 16 7046 Model B50 Service Guide Front Covers Removal Note It is not necessary to remove the server from the rack to remove the front covers unless a removal procedure requires the top cover to be removed 1 If required by the step that sent you here remove the top cover as described in Removing the Cover on page 7 3 2 Remove the thumbscrew from the disk drive bay cover and pivot it away from the system as shown in the following illustration 3 Push the left side of the media cover to the right and carefully pull the cover forward and away from the system as shown in the following illustration Replacement Replace in the reverse order Chapter 7 Removal and Replacement Procedures 7 17 Power Switch Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Remove the front covers as described in Front Covers on page 7 17 3 Remove the button from the power switch 4 Remove the two screws A in the following illustration which secure the power switch assembly to the chassis then disconnect the po
2. 2 Remove any adapters that are blocking the memory module connectors see Adapter on page 7 25 3 Determine which memory modules you want to remove If you are replacing the memory modules you remove they must be replaced with the same type 7 26 7046 Model B50 Service Guide 4 Remove the memory modules as shown in the following illustration 5 Store any memory modules you are no longer using in a static protective package as shown in the following illustration Make a note of the memory module size and speed for future reference 6 Install any adapters you removed into their original connectors If you need further information on installing adapters see Adapter on page 7 25 7 Go to the Appendix in RS 6000 7046 Model B50 User s Guide and update the system memory information Chapter 7 Removal and Replacement Procedures 7 27 Replacement 1 Touch the static protective package containing the option to any unpainted metal surface on the server then remove the option from the package 2 Install the first memory module in slot 4 the second in slot 3 and so on Ensure that the locking tabs are opened prior to installing the memory module as shown in the following illustration 7 28 7046 Model B50 Service Guide 3 The memory modules are keyed so that they can only be inserted one way Align the memory module notches 1 in the fo
3. Checkpoint Description Repair Action hex E1EF Erase flash See Unresolved problems on page 3 26 E1FO Start O B E See Unresolved problems on page 3 26 E1F1 Begin self test e If the power light is flashing see Firmware error sequence on boot code 28A00040 repair action device s If the power light is on solid see Unresolved problems on page 3 26 E1F2 Power On Password Prompt should be visible on the system console prompt If a console is attached but nothing is displayed on it follow the steps associated with All display problems in the Entry MAP tables E1F3 Privileged Access Prompt should be visible on the system console Password prompt If a console is attached but nothing is displayed on it follow the steps associated with All display problems in the Entry MAP tables E1F5 Build boot device list See Unresolved problems on page 3 26 E1F6 Determine boot See Unresolved problems on page 3 26 device sequence E1F7 No boot image See Unresolved problems on page 3 26 located E1FB Scan SCSI bus for See Unresolved problems on page 3 26 attached devices E1FD Default Catch The operator panel will alternate between the code E1FD and another Exxx code where Exxx is the initialization point at which the error occurred If the Exxx code is not listed in this table go to MAP 1540 Minimum Configuration on page 2 17 E201 Setup PHB
4. After you have entered and verified the password the power on password status icon flashes and changes to the locked position to indicate that the power on password is installed If you previously had set a power on password and want to remove it select the Remove icon Notes 1 If you want to disable an installed power on password but not erase it move the power on password jumper as described in the section beginning on page Moving the jumper back to the default position re enables the power on password unless it has been removed in the System Management Services Utilities or by removing the battery 2 If you forget the power on password you can erase the password by shutting down the server and removing the battery for at least 30 seconds See Changing the Battery on page 7 31 for details 3 The server power cable must be disconnected before removing the battery A password becomes effective only after the server is turned off and back on again 6 12 7046 Model B50 Service Guide Remote Mode The remote mode when enabled allows the system to start from the defined boot device This mode is ideal for network servers and other servers that operate unattended You must set a power on password before you can enable the remote mode When the remote mode is set the icon label changes to Remote lt On gt If you remove the power on password the remote mode is automatically reset and the icon label returns to
5. Chapter 3 Error Code to FRU Index 3 17 Checkpoint Description Repair Action hex E154 Create PCI bridge See Unresolved problems on page 3 26 node E155 Probe PCI bridge 1 Replace PCI Adapter s secondary bus 2 Replace system board see note 3 on page P 1 See Unresolved problems on page 3 26 E156 Create PCI ethernet See Unresolved problems on page 3 26 node E15A Create 64 bit host See Unresolved problems on page 3 26 primary PCI controller node E15B Transfer control to See Boot Problems or Concerns on page 3 27 O S Service mode boot E15C Probe primary 64 bit See Unresolved problems on page 3 26 PCI bus E15D Create host PCI See Unresolved problems on page 3 26 controller node E15E Create MPIC node See Unresolved problems on page 3 26 E15F Adapter VPD probe See Unresolved problems on page 3 26 E160 CPU Node VPD See Unresolved problems on page 3 26 Creation E161 ROOT Node VPD See Unresolved problems on page 3 26 Creation E162 SP Node VPD See Unresolved problems on page 3 26 Creation E164 Create PCI graphics See Unresolved problems on page 3 26 node P9 E168 Create PCI graphics See Unresolved problems on page 3 26 node S3 E16C GXT1000P See Unresolved problems on page 3 26 Subsystem Open request E16D GXT1000P Planar See Unresolved problems on page 3 26
6. Safety Notices Xi Laser Safety Information The optical drive in the RS 6000 7046 Model B50 is a laser product The optical drive has a label that identifies its classification The label located on the drive is shown below CLASS 1 LASER PRODUCT LASER KLASSE 1 LUOKAN 1 LASERLAITE APPAREIL A LASER DE CLASSE 1 IEC 825 1984 CENELEC EN 60 825 1991 The optical drive in the RS 6000 7046 Model B50 is certified in the U S to conform to the requirements of the Department of Health and Human Services 21 Code of Federal Regulations DHHS 21 CFR Subchapter J for Class 1 laser products Elsewhere the drive is certified to conform to the requirements of the International Electrotechnical Commission IEC 825 1st edition 1984 and CENELEC EN 60 825 1991 for Class 1 laser products A CAUTION A class 3 laser is contained in the device Do not attempt to operate the drive while it is disassembled Do not attempt to open the covers of the drive as it is not serviceable and is to be replaced as a unit Class 1 laser products are not considered to be hazardous The optical drive contains internally a Class 3B gallium arsenide laser that is nominally 0 14 milliwatts at 830 nanometers The design incorporates a combination of enclosures electronics and redundant interlocks such that there is no exposure to laser radiation above a Class 1 level during normal operation user maintenance or servicing conditions Xii 7046 M
7. SI S2 S3 S4 S5 R1 R2 R3 Individual characters within the error code have specific field definitions as defined in the following table Field Description Maintenance Package Source that produced the error code 0 Reserved 1 Reserved 2 POST Firmware 3 BIST ci 4 Service Processor base system controller etc 5 Reserved 8 Product specific service guide MAPs 9 Reserved A F Reserved 2 Base class S3 S4 Sub class S5 Unique version of the device FRU type for a particular product Device FRU unique failure reason codes 1 7 Use in combination with R2 R3 for diagnostic test failure when maximum isolation was obtained 8 9 Use in combination with R2 R3 for diagnostic test failure when maximum isolation was NOT obtained RI A Log analysis of POST error log B Log analysis of machine check or checkstop error log Cc Reserved D Diagnostic detected missing resource E F Reserved Appendix A Interpreting Firmware Error Codes A 1 Field Description R2 R3 Device FRU unique failure reason codes Current PCI 2 1 Class Code Definition ee le E lower 4 Description nibble S2 Devices that were built before the class code field was defined 0 00 All currently implemented devices except VGA compatible devices 01 VA compatible devices Mass storage controller 00 SC
8. Make sure your server is turned off Insert the firmware recovery diskette into your server Turn on your server When the keyboard indicator appears press the 1 key on the system console ASCII terminal When the System Management Services appear choose Utilities and perform a System Firmware Update as previously described 6 38 7046 Model B50 Service Guide Select Console Select this option to define which display is used by the system for system management Select Language Select this option to change the language used by the text based System Management Services screens SELECT LANGUAGE English Francais Deutsch Italiano Espanol Svenska AnrwNnrr L J Note Your ASCII terminal must support the ISO 8859 character set to properly display languages other than English Chapter 6 Using System Management Services 6 39 Open Firmware Command Line The text based Open Firmware command line allows you to configure some adapters and the System Management Services makes it possible for you to view information about your server and to perform such tasks as setting passwords and changing device configurations To enter the Open Firmware command line press the 8 key after the keyboard text symbol appears during startup If you have pressed the 8 key the Open Firmware command line an OK prompt appears after the initialization and power on self tests POST are complete The Open Firm
9. 2 Replace diskette drive 3 Replace diskette cable 4 Replace system board see note 3 on page 2 1 25010002 Diskette in drive Insert diskette with firmware update file does not contain an IMG file 25010003 Cannot open Replace system board see note 3 on page 2 1 OPENPROM package 25010004 Cannot find Replace system board see note 3 on page 2 1 OPENPROM node 25010006 System ID does not Make sure correct firmware update diskette is being match image system used with this system ID 25010007 Image has bad Replace firmware update diskette CRC 25010008 Flash is write 1 Turn off then turn on the server and retry protected update 2 Replace system board see note 3 on page 2 1 cancelled 25010009 Flash module is Make sure correct firmware update diskette is being unsupported or not used with this system recognized 25010004 Flash write 1 Turn off then turn on the server and retry protected 2 Replace system board see note 3 on page P 1 3 6 7046 Model B50 Service Guide Error Code Function Description Repair Action Possible Failing FRU 25A80xxx NVRAM problem Notes 1 Errors reported against NVRAM can be caused by low battery voltage and more rarely power outages that occur during normal system usage With the exception of the 25480000 error these errors are really just warnings that the NVRAM data content had to be re established and do not require
10. Turn on the power Insert the diagnostic CD ROM into the CD ROM drive Note If you are unable to insert the CD ROM go to Step 1540 3 on page 2 19 2 18 7046 Model B50 Service Guide 6 When the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal 7 If the Console Selection screen is displayed choose the system console 8 Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Go to Step 1540 3 YES Go to Step 1540 13 on page 2 28 Step 1540 3 1 Turn off the power 2 If an ASCII terminal has been defined as the system console disconnect the ASCII terminal connected to serial 1 3 If a display attached to a display adapter has been defined as the system console disconnect the display from the display adapter and the keyboard from the keyboard connector on the rear of the server 4 Remove the server from the rack as described in Removing the Cover on 5 Record the slot numbers of any adapter cards installed in the server Label and record the location of any cables attached to the adapters and disconnect the cables Remove all the adapters from the server 6 Remove the riser card from the system board as described in Riser Card on 7 Record the slot n
11. 0 xiii Environmental Design xiii About This Book 2 o XV ISO 9000s nti O AGS Lee amp einen XV Online PublicatiOAs os see ia ee ca ae SE A Gee aye we Ah Pw eB OP De we XV Related Publications XV Trademarks E ade eaa a A a a e a ia a a A a a e xvi Chapter 1 Reference Information 1 1 Specifications a of 2 Pa ae AR a ad a A eee bed la 1 4 System Board Locations 1 6 System Board Jumper Settings 0 1 8 Riser Card ee Boe Ao RE A ee a od e a dt 1 9 SCSI Bus Termination e ep peran a o o 1 9 Power Cables cue o a AA da 1 10 Service Inspection Guide 0 o 1 10 Chapter 2 Maintenance Analysis Procedures MAPS 2 1 Entry MAP a tea RAE ORS Bie a E re el ae a dl ein 2 1 MAP 1020 Problem Determination 0 0 e o 2 6 MAP 1240 Memory Problem Resolution o 0 o 2 9 MAP 1520 Power 2 12 MAP 1540 Minimum Configuration 0 00 2 17 Chapter 3 Error Code to FRU Index 3 1 Preface iii Bus SRN to FRU Reference Table 0 0 3 12 Firmware Checkpoints 0000000 2c e eee eee 3 14 Boot Problems or Concerns 02000000 eee 3 27 Chapter 4 Location Codes 4 1 Physical Location Codes ee a A 4 1 AIX Location Codes 2 2 eae aa E a Aa a aE S 4 3 Chapter 5 Loading the System Diagnostics 5 1 Loadi
12. 7 6 7046 Model B50 Service Guide Power Supply DANGER Do not attempt to open the covers of the power supply Power supplies are not servicable and are to be replaced as a unit Removal 1 Remove the cover as described in Removing the Cover on page 7 3 2 Remove the riser card support bracket as described in Riser Card Support Bracket on page 7 10 3 Disconnect the power supply cables from the system board connectors and any installed drives Label each cable identifying where it connects 4 Remove the mounting screws from the rear of the power supply 5 Remove the power supply from the system by moving it forward and then upward as shown in the following illustration Replacement Replace in reverse order noting the following power supply cable attachments e System board power cables e Diskette drive power cable e Disk drive power cables e Media drive power cables Chapter 7 Removal and Replacement Procedures 7 7 Cable Ties After replacing the power supply ensure that you attach cable ties at the areas designated in the following diagrams 100mm Power Supply P7 Top View Fa P4 Power 25mm Max Supply Top View Pe pe 7 8 7046 Model B50 Service Guide P10 Power Supply Top View 40mm Bend cables first then att
13. Chapter 6 Using System Management Services 6 1 After the System Management Services starts the following screen displays System Management Services se 1 D gt Y Config Boot Utilities Exit 6 2 7046 Model B50 Service Guide The System Management Services screen contains the following options Config Enables you to view your system setup Multi Boot Enables you to set and view the default operating system modify the boot sequence access the Open Firmware command prompt and work with other options Utilities Enables you to set and remove passwords control the playing of system tones enable the unattended start mode set and view the addresses of your system s SCSI controllers select the active console view or clear the firmware error log ll and update your server s firmware program Exit Returns you to the previous screen To select an icon move the cursor with the arrow keys to choose which icon is highlighted then press the Enter key You can also select an icon by clicking on it with your left mouse button To leave the current screen either press the Esc key or select the Exit icon Chapter 6 Using System Management Services 6 3 By selecting this icon you can view information about the setup of your server A list similar to the following appears when you select the Config icon lt Device Name gt PowerPC 604 L2 Cache 0512K Memory slot A 8
14. IP Parameters Client IP Address 000 000 000 000 Server IP Address 000 000 000 000 Gateway IP Address 000 000 000 000 Subnet Mask 000 000 000 000 un Chapter 6 Using System Management Services 6 33 Select the Adapter Parameters option to view an adapter s hardware address as well as configure network adapters that require setup A screen similar to the following displays Adapter Parameters Device HW Address 1 3Com 3C905 80005AFC67BD 2 token ring 800032E54A12 6 34 7046 Model B50 Service Guide Selecting option 1 3Com 3C905 displays the following 100Mb Ethernet configuration menu _ 3Com Etherlink Fast XL 1 Media Type Auto 2 Full Duplex Auto Selecting the Media Type option allows you the change the media employed by the Ethernet adapter MEDIA TYPE 1 10 BaseT 2 100 Base TX 3 Auto et Chapter 6 Using System Management Services 6 35 Selecting the Full Duplex option allows you to change how the Ethernet adapter communicates with the network Full Duplex 1 Yes 2 No 3 Auto A J Select Ping from the Network Parameters menu to test a connection to a remote server After selecting the Ping option you must choose an adapter to communicate with the remote system Interface 1 Ethernet 2 Token Ring 6 36 7046 Model B50 Service Guide After determining which adapter to use to ping
15. memory test 2 Replace system board see note 3 on page 2 1 See Memory PD Bits on page 3 13 for information on how to interpret PD bits Chapter 3 Error Code to FRU Index 3 9 Error Code Function Repair Action Possible Failing FRU Description 2602000x PCI Adapter Notes Problem 1 Move card to another slot behind a different PCI bridge 2 Check for available firmware updates for adapter Apply update if available 3 Run AIX diagnostics on the adapter Replace if indicated 4 Replace the adapter 5 Check for system firmware updates Apply if update is available 6 Replace power supply 7 Replace system board see note 3 on page 2 1 26020001 Invalid PCI adapter Refer to 2602000x Vendor ID 26020002 Invalid PCI adapter Refer to 2602000x Device ID 26020003 Invalid PCI adapter Refer to 2602000x Class Code 26020007 Unable to allocate Refer to 2602000x Bus resources to PCI adapter partial allocation may have succeeded 28030xxx RTC Errors Notes 1 Errors reported against the Real Time Clock RTC can be caused by low battery voltage and more rarely power outages that occur during normal system usage Most of these errors are only warnings that the RTC data content needs to be re established and do not require any FRU replacement unless the error is persistent When one of these errors occurs the Power On Password and Time and Date information has probably been lo
16. notify the system owner that new keys for licensed programs may be required If a network adapter or the system board is replaced the network administrator must be notified so that the client IP addresses used by the server can be changed In addition the operating system configuration of the network controller may need to be changed in order to enable system startup In addition check to ensure that any client or server that addresses this system is updated After completing the recommended actions in this chapter go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems Problem Description Page No Service Actions 2 System Stops or Hangs with Alternating Numbers Displayed in the Operator Panel Display System Stops With an Error or Checkpoint Code Displayed There Appears to be a Display Problem Distortion Blurring etc Power and Cooling Problems Other Symptoms or Problems You Cannot Find the Symptom in this Table S RAIN Pl UW Alofa aol N N lt Chapter 2 Maintenance Analysis Procedures 2 1 Use the following table to determine your starting point Symptom Action Service Actions You have parts to exchange or a corrective action to perform 1 Go to Chapter 7 Removal and Replacement Procedures on page 7 1 2 Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems You
17. not detected failed diagnostics E16E GXT1000P See Unresolved problems on page 3 26 Subsystem Open successful E16F GXT1000P Close See Unresolved problems on page 3 26 Subsystem 3 18 7046 Model B50 Service Guide Checkpoint hex Description Repair Action E170 Start of PCI Bus See Unresolved problems on page 3 26 Probe E171 Executing PCI Delay See Unresolved problems on page 3 26 function E172 First pass PCI See Unresolved problems on page 3 26 device probe E174 Establish host Refer to Boot Problems or Concerns on page 3 27 connection for some general information concerning network booting E175 BootP request Refer to Boot Problems or Concerns on page 3 27 for some general information concerning network booting 1 Power Off then Power On and retry the boot operation 2 Verify the network connection 3 Have network administrator verify the server configuration for this client E176 TFTP file transfer See Unresolved problems on page 3 26 E177 Transfer failure due See Unresolved problems on page 3 26 to TFTP error condition E178 Create PCI token See Unresolved problems on page 3 26 ring node E17B Processor frequency 1 Replace battery restore NVRAM data passwords measurement startup data 2 Replace I O Planar E180 SP Command setup See Unresolved problems on page 3 26 E183 SP Po
18. ASCII terminal keyboard 7 Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO YES 2 28 Repeat this step until the defective device or cable is identified or all the devices and cables have been disconnected If all the devices and cables have been removed then one of the FRUs remaining in the server is defective To test each FRU exchange the FRUs in the following order 1 Adapter last one installed 2 Riser card 3 System board see note 3 on page 2 1 4 Power supply If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on ge 2 18 and follow the instructions for the new symptom The last device or cable that you disconnected is defective Exchange the defective device or cable Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems 7046 Model B50 Service Guide Step 1540 14 1 Follow the instructions on the screen to select the system console 2 When the DIAGNOSTIC OPERATING INSTRUCTIONS screen is displayed press Enter 3 If the terminal type has not been defined you must use the Initial Terminal option on the FUNCTION SELECTION menu to initialize the AIX operating system environment be
19. Assembly and FRU Numbers on page 8 5 to determine the appropriate fan to be replaced 4 To remove the disk drive bracket refer to the Removing Internal Drive section to remove the disk drive bracket Note If a hard file is attached to the disk drive bracket unplug the hard file before removing the bracket Chapter 7 Removal and Replacement Procedures 7 13 5 Locate and unplug the fan and disconnect the fansink assembly power cable from the CPU fansink connector J26 Note There are two possible fansink connections for this system board right angle finger tabs and wire springs feci paa Cle 4 je o A A A ob E38 AROS ee ta Fansink Location 6 To remove a fansink with right angle finger tabs unclip the heatsink by pushing down and away on the fingertab Remove the fansink assembly and discard Note Do not wipe off the remaining thermal grease from the top of the existing CPU chip on the system board 7 To remove a fansink with wire springs push down and away on the wire loop to disengage the fansink assembly Gently lift the fansink vertically up and off without rocking the fansink Attention While removing the closed loop fansink severe damage may occur th
20. J24 e Serial Port 2 J23 e Tablet Port J25 e Ethernet AUI J50 3 Remove the screw A securing the I O panel to the rear of the chassis as shown in the following illustration A 6 NO 6 Gg a 0 aC A rik Ae Ola Replacement Replace in the reverse order Chapter 7 Removal and Replacement Procedures 7 21 Diskette Drive Assembly Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Disconnect the following cables from the drive e Signal cable e Power cable 3 Remove the media front cover as described in Front Covers on page 7 17 4 Pull out both locking knobs A as shown in the following illustration 5 Pull out the drive assembly 6 Remove the screws that hold the drive to the tray 7 Lift the drive out of the tray Replacement Replace in the reverse order 7 22 7046 Model B50 Service Guide CD ROM Drive Assembly Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Disconnect the following cables from the drive e Signal cable e Power cable e Audio cable 3 Remove the media front cover as described in Front Covers on page 7 17 4 Pull out both locking knobs A as shown in the following illustration 5 Pull out the drive assembly 6 Remove the screws that hold the dri
21. Japanese characters Action Replace the type 101 keyboard Replace the type 102 keyboard Replace the type 106 keyboard ASCII terminal keyboard Go to the documentation that came with the ASCII terminal and continue problem determination Step 1020 3 Take the following actions 1 Turn off then turn on the system unit 2 When the keyboard indicator appears press the F1 key on a directly attached keyboardor the 1 key on an ASCII terminal 3 When the System Management Services appear check the error log for any errors e Choose Utilities e Choose Error Log e If an error is logged check the time stamp e If the error was logged during the current boot attempt record it e Look up the error in Chapter 3 Error Code to FRU Index on page 3 1 and do the listed action e If no recent error is logged in the error log go to MAP 1540 Minimum Configuration on page 2 17 2 8 7046 Model B50 Service Guide MAP 1240 Memory Problem Resolution Note The firmware checkpoint that sent you here could be one of the following e E122 E213 E214 E218 E220 or E3xx Each of these checkpoints is referred to as a memory checkpoint in this MAP Purpose of this MAP This MAP is used to troubleshoot a problem during the memory test when the system stops at a memory checkpoint and no error code is displayed on the system console General Memory Information Be sure to unplug the power cable
22. MB slot B 8 MB LPT addr 3BC IDE addr 1F0 COM addr 3F8 COM addr 2F8 Audio Keyboard Mouse Diskette addr 3F0 Integrated Ethernet addr 9999FF111B Video enhanced graphics t Exit 6 4 7046 Model B50 Service Guide If more than one screen of information is available a blue arrow appears in the top right corner of the screen Use the Page Up and Page Down keys to scroll through the pages SCSI cntlr id 7 CD ROM id 3 1084 MB Harddisk id 6 PCI Adapters SCSI cntlr id 7 slot 1 Security OK X X Firmware Version 1 06 1997 Firmware Date 40H5174 Firmware P N XXXXXXXX Serial Number yA Exit Chapter 6 Using System Management Services 6 5 MultiBoot The options available from this screen allow you to view and set various options regarding the operating system and boot sequence gt Select Software Install Boot Software Default From Sequence ultiBoot Startup 6 6 7046 Model B50 Service Guide The following describes the choices available on this screen Select Software This option if supported by the operating system allows you to choose which operating system to use This option is supported by AIX However not all operating systems support this option If you receive an informational message saying that no operating system is installed then the system information in nonv
23. Otherwise contact the vendor or have the customer contact the vendor to have the device serviced 2 System board see note 3 on page 2 1 Repeat this step until all the listed devices are connected YES Repeat this step until all the listed devices are connected Go to Step 1540 21 on page 2 34 Chapter 2 Maintenance Analysis Procedures MAPs 2 33 Step 1540 21 1 2 3 6 7 Insert the diagnostic CD ROM into the CD ROM drive Turn off the power Connect one of the external devices that was disconnected from a PCI adapter in Step 1540 2 on page 2 18 Note If the device has a power switch ensure that the device is turned on Turn on the power When the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on a graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal If the Console Selection screen is displayed choose the system console Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Either the last external device that you connected the adapter or system board is probably defective To test each FRU exchange the FRUs in the following order 1 If the failure is related to an external device that you are responsible for servicing then follow the service procedures for that device Otherwise contact the
24. RAM E115 BAD CRC turn on See Unresolved problems on page 3 26 cache E116 BAD CRC copy See Unresolved problems on page 3 26 recovery block data section to RAM E117 BAD CRC See Unresolved problems on page 3 26 Invalidate and flush cache set TOC E118 BAD CRC branch See Unresolved problems on page 3 26 to high level recovery control routine E119 Initialize base See Unresolved problems on page 3 26 memory stack E11A Copy uncompressed See Unresolved problems on page 3 26 recovery block code to RAM E11B Jump to code in See Unresolved problems on page 3 26 RAM E11C Turn on cache See Unresolved problems on page 3 26 E11D Copy recovery block See Unresolved problems on page 3 26 data section to RAM E11E Invalidate and flush See Unresolved problems on page 3 26 cache set TOC E11F Branch to high level See Unresolved problems on page 3 26 control routine E120 Initialize 1 O and See Unresolved problems on page 3 26 early memory block Chapter 3 Error Code to FRU Index 3 15 Checkpoint Description Repair Action hex E122 No memory 1 Replace memory dimm s detected system 2 Replace System Planar lockup Note 3 Replace System Planar FiardolsK Nant is on See Unresolved problems on page 3 26 continuously E123 No SIMM found in See Unresolved problems on page 3 26 th
25. Remote lt Off gt Note To use the remote mode feature for booting unattended devices you must enable the automatic power up feature See the RS 6000 7046 Model B50 User s Guide for instructions on enabling the automatic power up feature which allows the server to turn on whenever AC power is applied to the server instead of having the server wait for the power button to be pushed ue Privileged Access Password The privileged access password protects against the unauthorized starting of the system programs To set the privileged access password you must first change a jumper on the system board See Enabling the Privileged Access Password in the RS 6000 7046 Model B50 User s Guide to locate and change the password enabling jumper then return here If the password enabling jumper has been changed select the Entry icon to set and verify the privileged access password When you select the Entry icon a screen with eight empty boxes displays Type your password in these boxes You can use any combination of up to eight characters A Z a z and 0 9 for your password As you type a character a key appears in the box Chapter 6 Using System Management Services 6 13 Enter Password il Leti fi d o e Press Enter when you are finished you must type the password again for verification Verify Password L If you type the password incorrectly p
26. See Unresolved problems on page 3 26 composite img E104 Set memory refresh See Unresolved problems on page 3 26 recovery block E105 Transfer control to See Boot Problems or Concerns on page 3 27 O S normal boot E108 Run recovery block See Unresolved problems on page 3 26 base memory test 2k set stack E109 Copy CRC See Unresolved problems on page 3 26 verification code to RAM E10A Turn on cache See Unresolved problems on page 3 26 E10B Flush cache See Unresolved problems on page 3 26 E10C Jump to CRC See Unresolved problems on page 3 26 verification code in RAM E10D Compute composite See Unresolved problems on page 3 26 image CRC E10E Jump back to ROM See Unresolved problems on page 3 26 E10F Transfer control to See Unresolved problems on page 3 26 Open Firmware E110 Turn off cache See Unresolved problems on page 3 26 Check if composite image CRC is valid 3 14 7046 Model B50 Service Guide Checkpoint hex Description Repair Action E111 GOOD CRC jump See Unresolved problems on page 3 26 to composite image E112 BAD CRC initialize See Unresolved problems on page 3 26 base memory stack E113 BAD CRC copy See Unresolved problems on page 3 26 uncompressed recovery block code to RAM E114 BAD CRC jump to See Unresolved problems on page 3 26 code in
27. The values are 00 to 15 e For a diskette drive H identifies either diskette drive 1 or 2 G is always 0 e For all other devices GH is equal to 00 For integrated adapter EF GH is the same as the definition for a pluggable adapter For example the location code for a diskette drive is 01 D1 00 00 A second diskette drive is 01 D1 00 01 SCSI devices drives The location code for SCSI devices and drives is defined as AB CD EF G H Logical Unit address of the SCSI Device Control Unit Address of the SCSI Device Connector ID devfunc Number Adapter Number or Physical Location Bus Type or PCI Parent Bus Where e AB CD EF are the same as non SCSI devices e G defines the control unit address of the device Values of 0 to 15 are valid e H defines the logical unit address of the device Values of 0 to 255 are valid A bus location code is also generated as 00 XXXXXXXX where XXXXXXXX is equivalent to the node s unit address Chapter 4 Location Codes 4 5 4 6 7046 Model B50 Service Guide Chapter 5 Loading the System Diagnostics If no keys are pressed after the server power is turned on the server searches a list of devices the default boot list for a bootable image If a bootable image is found then the server loads and starts the operating system This is called a normal boot The server can also be booted from a custom boot list which can be changed through the System Management Services If ce
28. boot from an alternate boot device connected to the same controller as the original boot device If the boot succeeds replace the original boot device for removable media devices try the media first 3 Go to MAP 1540 Minimum Configuration on page 2 17 You cannot load diagnostics Go to MAP 1020 Problem Determination on You have a problem that does not prevent the system from booting Go to the Fast Path MAP in the Diagnostics Information for Multiple Bus Systems You do not have a symptom You have an SRN Go to MAP 0020 in the Diagnostics Information for Multiple Bus Systems Go to the Fast Path MAP in the Diagnostics Information for Multiple Bus Systems You suspect a cable problem Go to the Adapters Devices and Cable Information for Multiple Bus Systems You Cannot Find the Symptom in this Table All other problems Go to MAP 1020 Problem Determination on page 2 6 Chapter 2 Maintenance Analysis Procedures MAPs 2 5 MAP 1020 Problem Determination Purpose of This MAP Use this MAP to get an error code if you were not provided one by the customer or you are unable to load diagnostics If you are able to load the diagnostics go to MAP 0020 in Diagnostics Information for Multiple Bus Systems Be prepared to record code numbers and use those numbers in the course of analyzing a problem Go to Step 1020 1 Step 1020 1 The following s
29. digit number not beginning with the characters FF or E is displayed in the operator panel display Record SRN 101 xxx where xxx is the last three digits of the four digit number displayed Then go to the Fast Path MAP in Diagnostics Information for Multiple Bus Systems The system stops and a 3 digit number is displayed in the operator panel display If the number is 000 185 or 888 go to 1540 Minimum Configuration on page 2 17 Record SRN 101 xxx where xxx is the three digits displayed Then go to the Fast Path MAP in Diagnostics Information for Multiple Bus Systems The System Management Services application appears on the screen Go to sub step 3 in Step 1020 3 on page 2 8 All other symptoms Chapter 2 Maintenance Analysis Procedures MAPs If you were directed here from the Entry MAP MAP 1540 Minimum Configuration on page 2 17 Otherwise find the symptom in the Entry MAP on page 2 1 2 7 Step 1020 2 There is a problem with the keyboard Find the type of keyboard you are using in the following table then follow the instructions given in the Action column Keyboard Type Type 101 keyboard U S Identified by the size of the Enter key which extends into only one horizontal row Type 102 keyboard W T Identified by the size of the Enter key which extends into two horizontal rows Type 106 keyboard Identified by the
30. each device that has its own power cables a Check for damage to the power cord b Check for the correct grounded power cable c With the external power cable connected to the device check for 0 1 ohm or less resistance between the ground lug on the external power cable plug and the metal frame of the device 13 Install the covers Chapter 1 Reference Information 1 11 1 12 7046 Model B50 Service Guide UUU Chapter 2 Maintenance Analysis Procedures MAPs This chapter contains Maintenance Analysis Procedures MAPs for the RS 6000 7046 Model B50 Entry MAP Notes 1 When possible run Online Diagnostics in Service Mode Online Diagnostics perform additional functions compared to Standalone Diagnostics This ensures that the error state of the system is captured in nonvolatile random access memory NVRAM for your use in fixing the problem The AIX error log and SMIT are only available when diagnostics are run from the hard drive Online Diagnostics are only available when the AIX operating system is used If you have another operating system run the Standalone Diagnostics from the CD ROM or the network Licensed programs frequently rely on either network configuration vital product data VPD stored on the operator control panel assembly or system board information to authorize program use If the MAPs indicate that the network adapter operator panel system board or network adapter should be replaced
31. for password initial entry not enable Consult the server User s Guide for pin location and jumper position 20E00003 Power on password Unattended mode requires setting the Power on must be set for password before it is enabled Unattended mode 20E00004 Battery drained or 1 Replace battery needs replacement 2 Replace system board see note 3 on page 2 1 3 2 7046 Model B50 Service Guide Error Code Function Description Repair Action Possible Failing FRU 20E00005 EEPROM locked 1 Turn off then turn on the server 2 Replace system board see note 3 on page 2 1 20E00008 CMOS corrupted or Check your machine for evidence of tampering tampering evident ae CMOS initialized If NO tampering 1 Replace battery restore NVRAM data passwords startup data 2 Replace system board see note 3 on page 2 1 20E00009 Invalid password The password has been entered incorrectly 3 times ene z system Turn off then turn on the server then enter the acne password correctly 20E0000A EEPROM lock If for privileged access password install is jumper in problem correct position Consult the server User s Guide for pin location and jumper position 1 Turn off then turn on the server 2 Replace system board see note 3 on page 2 1 20E0000B EEPROM write 1 Turn off then turn on the server problem 2 Replace system board see note 3 on page 2 1 20E0000C EEPROM read 1 Turn off
32. information in nonvolatile storage could have been lost as would happen if the battery had been removed To re create this value run the bootlist command under AIX with the appropriate parameter See the bootlist command in your AIX documentation Software Default If this option is supported by the operating system you can select the default operating system to start the system This option may not be supported by all operating systems Select Install Device Produces a list of devices for example the CD ROM from which the operating system is installed Select a device and the system searches the device for an operating system to install and if supported by the operating system in that device the name of the operating system displays Chapter 6 Using System Management Services 6 25 Select Boot Device Provides a list of devices that can be selected to be stored on the boot list Up to five devices are supported OK Prompt Provides access to the Open Firmware command prompt Multiboot Startup Indicates whether between OFF and ON and selects if the Multiboot menu invokes automatically on startup or not Select Boot Devices Select this option to view and change the custom boot list which is the sequence of devices read at startup time Select Boot Devices Display Current Settings Restore Default Settings Configure 1st Boot Device Configure 2nd Boot Device Configure 3rd Boot Device Configure 4th Boot Device C
33. mean that these products programming or services will be announced in your country Any reference to a specific licensed program in this publication is not intended to state or imply that you can use only that licensed program You can use any functionally equivalent program instead Requests for technical information about products should be made to your authorized reseller or marketing representative International Business Machines Corporation 1999 All rights reserved Note to U S Government Users Documentation related to restricted rights Use duplication or disclosure is subject to restrictions set forth is GSA ADP Schedule Contract with IBM Corp Contents Communications Statements 0 202200 vii Federal Communications Commission FCC Statement vii European Union EU Statement vii International Electrotechnical Commission IEC Statement viii United Kingdom Telecommunications Safety Requirements viii Avis de conformit aux normes du minist re des Communications du Canada viii Canadian Department of Communications Compliance Statement viii VOEGISTALSMEN s o late el ix Electromagnetic Interference EMI Statement Taiwan ix Radio Protection for Germany LL x Safety Notices 0 6 i corra od DA a ide pre xi Laser Safety Information 0 xii Environmental Notices 0 0 e xiii Product Recycling and Disposal
34. need to verify that a part exchange or corrective action corrected the problem Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems You need to verify correct system operation Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems System Stops or hangs with alternating numbers displayed in the Operator Panel display The Operator Panel display alternates between the code E1FD and another Exxx code Record both codes Go to the entry for E1FD on page 8 23 The Operator Panel display alternates between the codes E1DE and E1AD Record the error codes Go to the entry for E1DE on page System Stops with an Error or Checkpoint Code Displayed The system stops with an 8 digit error code starting with the number 2 displayed on the system console Record the error code Go to Chapter 3 Error Code to FRU Index on page 3 1 The system stops and a 4 digit number beginning with the characters FF is displayed in the operator panel display Go to MAP 1540 Minimum Configuration on page 2 17 The system stops and a 4 digit number beginning with the character E is displayed in the operator panel display Record the code Go to Checkpoints on page 3 14 The system stops and a 4 digit number not beginning with the characters FF or E is displayed in the operator panel display Record SRN
35. only if the AIX operating system is installed Because the custom boot list lists the disk drive or network device before the CD ROM drive this procedure is used to start online diagnostics To ensure that using the custom boot list starts online diagnostics do not insert the diagnostics CD ROM To boot in service mode from the custom boot list do the following 5 2 7046 Model B50 Service Guide 1 Before stopping the programs and operating system notify your system administrator and users that the server is going to be shut down 2 Turn off the server 3 Wait 30 seconds then turn on the server 4 When the keyboard indicator appears during startup press the F6 key if the system console is a directly attached keyboard or the 6 key if the system console is an ASCII terminal 5 Enter any passwords Working with Standalone versus Online Diagnostics When the server attempts to boot in service mode from either the default or custom boot list and locates a diagnostics CD ROM before any other bootable image then the server starts standalone diagnostics Standalone diagnostics can be used on servers installed with any supported operating system When the server attempts to boot in service mode from either the default or custom boot list and first locates a bootable image on disk drive or network connection then the server starts online diagnostics Online diagnostics can be used only on servers installed with the AIX opera
36. the custom boot list the server restarts and attempts to boot again If the custom boot list is discovered to be damaged the server rebuilds the custom boot list according to the default boot list Loading Diagnostics in Service Mode Boot The server can be booted in service mode instead of normal mode from either the default boot list or custom boot list After a successful service mode boot the diagnostic programs start automatically Diagnostics loaded from CD ROM are called standalone diagnostics Because the default boot list checks the CD ROM drive before it checks the disk drive this procedure is used to start standalone diagnostics Booting in Service Mode from the Default Boot List To boot in service mode from the default boot list do the following 1 Before stopping the programs and operating system notify your system administrator and users that the server is going to be shut down 2 Insert the diagnostics CD ROM into the CD ROM drive if you intend to run standalone diagnostics 3 Turn off the server 4 Wait 30 seconds then turn on the server 5 When the keyboard indicator appears during startup press the F5 key if the system console is a directly attached keyboard or the 5 key if the system console is an ASCII terminal 6 Enter any passwords Booting in Service Mode from the Custom Boot List Diagnostics loaded from a disk drive or network are called online diagnostics Online diagnostics can be used
37. then turn on the server problem 2 Replace system board see note 3 on page P 1 20E00017 Cold boot needed Turn off then turn on the server for password entry 20EE0xxx Informational 20EE0003 IP parameter Enter valid IP parameter requires aao Example 000 000 000 000 20EE0004 Invalid IP parameter Enter valid numeric IP parameter Example 000 000 000 000 20EE0005 Invalid IP parameter Enter valid numeric IP parameter in the range of 0 to gt 255 255 Example 255 199 002 000 20EE0006 No SCSI controllers The system board should always have at least 2 present integrated PCI SCSI controllers Replace the system board see note 3 on page 2 1 20EE0007 Keyboard not found 1 Plug in keyboard 2 Replace system board see note 3 on page 2 1 20EE0008 No configurable This warning occurs when the selected SMS function adapters found in the system cannot locate any devices adapters supported by the function If a supported device is installed 1 Replace the device or adapter 2 Replace system board see note 3 on page 2 1 Chapter 3 Error Code to FRU Index 3 3 Error Code Function Description Repair Action Possible Failing FRU 20EE000A Pointer to the operating system not found in non volatile storage Values normally found in nonvolatile storage that point to the location of an Operating System were not found This can happen for either of two reasons e Your installed Operating System d
38. vendor or have the customer contact the vendor to have the device serviced 2 System board see note 3 on page 2 1 Repeat this step until all the listed devices are connected YES Repeat this step until all the listed devices are connected Go to Step 1540 22 Step 1540 22 Consult the PCI adapter configuration documentation for your operating system to verify that all installed adapters are configured correctly Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance 2 34 7046 Model B50 Service Guide Chapter 3 Error Code to FRU Index The Error Code to FRU Index lists error symptoms and possible causes The most likely cause is listed first Use this index to help you decide which FRUs to replace when you are servicing the system If the codes in the following tables indicate a device which is present more than once in the server a location code is needed to specify which device generated the error Go to Step 1020 3 on page 2 8 to display the System Management Services error log and obtain a location code Location code descriptions can be found under Chapter 4 Location Codes on page 4 1 Once you have the location code see Chapter 8 Parts Information on page 8 1 for the part number Notes 1 If more than eight digits are displayed i
39. 1 R1 J49 Base Address 0x0378 Ethernet Port 10 60 P1 E1 J45 Host Bridge IDOO Device 12 Name AIX Location Physical Logical Location Code Connection Identification Code SCSI Port 10 80 P1 Z1 J33 J38 Host Bridge ID00 Device 16 Tablet Port 01 Q1 P1 Q1 Card in PCI Slot 2 10 90 P1 1 12 J3 on Riser PCI Bridge ID01 Card Top Device 18 Connector Card in PCI Slot 1 10 b0 P1 1 11 J2 on Riser Host Bridge IDOO Card Device 22 Bottom Connector CD ROM P1 Z1 A3 Primary SCSI Bus ID 3 Upper DASD P1 Z1 A2 Primary SCSI Bus ID 2 Lower DASD P1 Z1 A4 Primary SCSI Bus ID 4 Fan 1 FI J27 J30 Operator Panel L1 J41 Power Supply VI J7 J8 J2 J9 AIX Location Codes The basic formats of the AIX location codes are e For non SCSI devices drives AB CD EF GH e For SCSI devices drives AB CD EF G H Non SCSI Devices Drives The location code for for planars cards and non SCSI devices is defined as AB CD EF GH AA Device FRU Port ID Connector ID devfunc Number Adapter Number or Physical Location Bus Type or PCI Parent Bus Chapter 4 Location Codes 4 3 The AB value identifies a bus type or PCI parent bus as assigned by the firmware The CD value identifies adapter number adapter s devfunc number or physical location The devfunc number is defined as the PCI device number times 8 plus the function number The EF value identifies a connector The GH value identifies a
40. 101 xxx where xxx is the last three digits of the 4 digit number displayed then go to the Fast Path MAP in the Diagnostics Information for Multiple Bus Systems The system stops and a 3 digit number is displayed in the operator panel display If the number is 000 185 or 888 go to 1540 Minimum Configuration on page 2 17 Record SRN 101 xxx where xxx is the number displayed then go to the Fast Path MAP in Diagnostics Information for Multiple Bus Systems 2 2 7046 Model B50 Service Guide Symptom Action Flashing 888 is displayed in the control panel followed by additional error codes Record in sequence each code that is displayed after the flashing 888 goes away Stop recording when the flashing 888 reappears Go to the Fast Path MAP in the Diagnostics Information for Multiple Bus Systems There Appears to be a Display Probl All display problems em Blank Distortion Blurring Etc 1 If using a graphics display a Go to the Problem Determination Procedures for the display b If you do not locate the problem replace the display adapter 2 If using an ASCII terminal a Make sure that the ASCII terminal is connected to Serial Port 1 b If the problems persist go to the Problem Determination Procedures for the terminal 3 If you do not locate the problem suspect the system board Go to MAP 1540 Minimum Configuration on page 2 17 Power and Cooling Pr
41. 2 System board see note 3 on page 2 1 The power LED on the operator panel comes on and the system powers on automatically when A C power is applied Automatic power up is a feature on the Model B50 Refer to the System Board Jumper Settings in Chapter 1 for the correct settings If the jumper is set in the disabled position replace the system board see note 3 on page 2 1 The SMS configuration list or Boot sequence selection menu shows more SCSI devices attached to a controller adapter than are actually attached A device may be set to use the same SCSI bus ID as the control adapter Note the ID being used by the controller adapter this can be checked and or changed via an SMS utility and verify that no device attached to the controller is set to use that ID If settings do not appear to be in conflict go to 2 4 7046 Model B50 Service Guide Symptom Action The System Management Services menu is displayed The device or media you are attempting to boot from may be faulty 1 Check the SMS error log for any errors To check the error log a Choose error log b If an error is logged check the time stamp o If the error was logged during the current boot attempt record it d Look up the error in Chapter 3 Error Code to FRU Index on page 3 1 and do the listed action e If no recent error is logged in the error log continue to the next step below 2 Try to
42. 8 J29 J30 J31 J32 CPU fansink connector System fan connector Memory Connector 2 Not used System fan connector Not used Privileged access password jumper J33 J35 J36 J38 J39 J40 J41 J42 J43 J44 J45 J46 J49 J50 J53 J56 J59 J139 Internal SCSI 16 bit connector SCSI security jumper SCSI security jumper External SCSI connector Riser card connector Power Switch connector Op Panel Connector Power Indicator LED connector Hard disk activity LED connector Voltage Regulator connector Ethernet twisted pair connector Internal Speaker connector Parallel port connector Ethernet AUI Ethernet EPROM connector Mouse port connector Keyboard port connector Memory Connector 4 Chapter 1 Reference Information 1 7 System Board Jumper Settings For a more complete description of the function of these jumpers see Installing and Removing Options in the RS 6000 7046 Model B50 User s Guide Jumper Description Settings J15 Remote Power up Default Remote power up disabled To enable Remote power up place jumper on the two pins closest to the rear of the server J20 Power On Password Default power on password enabled can be set To disable the power on password for instance if it has been forgotten place jumper on the two rightmost pins J32 J35 J36 Privileged Access Password SCSI Security Default disabled To enable the writing or changin
43. Arabia Suriname Trinidad Taiwan U S A except Chicago Venezuela 62X1045 Chicago U S A stackable 13F9940 Argentina Australia New Zealand 13F9979 Abu Dhabi Austria Belgium Bulgaria Botswana Egypt Finland France Germany Greece Iceland Indonesia Korea South Lebanon Luxembourg Macau Netherlands Norway Poland Portugal Romania Saudi Arabia Spain Sudan Sweden Turkey Yugoslavia 13F9997 Denmark 14F0015 Bangladesh Burma Pakistan South Africa Sri Lanka Chapter 8 Parts Information 8 7 Index Part Number Country 7 14F0033 Bahrain Bermuda Brunei Channel Islands Cyprus Ghana Hong Kong India Iraq Ireland Jordan Kenya Kuwait Malawi Malaysia Nigeria Oman People s Republic of China Qatar Sierra Leone Singapore Tanzania Uganda United Arab Emirates Dubai United Kingdom Zambia 8 14F0051 Liechtenstein Switzerland 9 14F0069 Chile Ethiopia Italy 10 14F0087 Israel 11 6952291 Paraguay Colombia Uruguay 8 8 7046 Model B50 Service Guide Appendix A Interpreting Firmware Error Codes The error code is an 8 character 4 byte hexadecimal code produced by firmware to identify the potential failing function or FRU in a server The error code consists of 5 source code characters and 3 reason code characters as shown in the following table Byte 0 Source Code Reason Code Byte 1 Byte 2 Byte 3
44. BARC Replace system board see note 3 on page 2 1 addresses E202 Initialize PHB Replace system board see note 3 on page 2 1 registers and PHB s PCI configuration registers E203 Look for PCI to ISA Replace system board see note 3 on page 2 1 bridge E204 Setup ISA bridge Replace system board see note 3 on page 2 1 PCI config registers and initialize E206 Look for PRISM on Replace system board see note 3 on page 2 1 PCG and switch to 50MHz Chapter 3 Error Code to FRU Index 3 23 Checkpoint hex Description Repair Action configuration registers E207 Setup Data gather Replace system board see note 3 on page 2 1 mode and 64 32 bit mode on PCG E208 Assign bus number Replace system board see note 3 on page 2 1 on PCG E209 Assign PCI I O Replace system board see note 3 on page 2 1 addresses on PCI E20A Assign PCI I O Replace system board see note 3 on page 2 1 addresses on PCG E20B Check MCERs stuck Replace system board see note 3 on page 2 1 at fault E20C Testing L2 cache Replace system board see note 3 on page 2 1 E210 Processors L1 data Replace system board see note 3 on page 2 1 cache array test fails System Hangs E211 IPL ROS CRC Replace system board see note 3 on page 2 1 checking E212 Processor POST Replace system board see note 3 on page 2 1 E213 Initial memory See MAP 1240 Memory Problem Resolution
45. Cable _ Information for Multiple Bus Systems Fansink numbers by System Board Assembly and FRU Numbers FRU Part Numbers System Board Assembly Fansink Number Part Numbers 41L5590 11K0459 4115912 08L8446 11K0157 11K0459 41L5177 41L5912 41L5518 03N2526 08L1363 11K0148 09P1126 11K0464 41L5172 41L5517 41L5588 41L5911 11K0017 11K0650 09P1129 Chapter 8 Parts Information 8 5 Keyboards and Mouse Index FRU Part Number Units Per Number Assy Description 1 93H8120 93H8121 93H8122 93H8123 93H8124 93H8125 93H8126 93H8127 93H8128 93H8129 93H8130 93H8131 93H8132 93H8133 93H8134 93H8135 93H8136 93H8137 93H8138 93H8139 93H8140 93H8141 93H8142 93H8143 93H8144 93H8145 93H8146 93H8147 93H8148 93H8149 93H8150 93H8151 93H8152 93H8153 93H8154 93H8155 93H8156 93H8157 2 76H5084 A a CO CO OO COO CO CO COC CC CC CO Cl Ci Cl E COT CE CC CC CO 8 6 7046 Model B50 Service Guide Keyboard 101 United States English ID 103P Keyboard 102 Canada French ID 058 Keyboard 102 Canada French ID 445 Keyboard 102 Spanish ID 171 Keyboard 104 Brazil Portuguese ID 275 Keyboard 102 Arabic ID 238 Keyboard 102 Belgium French ID 120 Keyboard 102 Belgium ID 120 Keyboard 102 Bulgarian ID 442 Keyboard 102 Czech ID 243 Keyboard 102 Danish ID 159 Keyboard 102 Dutch ID 143 Keyboard 102 French ID 189 Keyboard 102 German ID 129 Keyboar
46. Codes A 3 Be la gt lower di Description nibble S2 Processors 00 Reserved 01 Reserved B 02 Reserved 10 Reserved 20 PowerPC 40 Co processor Serial bus controllers 00 FireWire IEEE 1394 01 ACCESS bus 02 Serial Storage Architecture SSA 03 Universal Serial Bus USB 04 Fibre channel S2 S3 S4 Definition for devices and FRUs not defined in the PCI specification Base Class S2 Sub Class Description S3 S4 0 10 AC Power 11 DC Power 20 Temperature Related Problem 21 Fans 30 3x Cables 40 4x Terminators 50 Operator panels 60 6x Reserved 70 7x Reserved 90 9x Reserved AO ROS Heartbeat BO O S Heartbeat DO Unknown device EO Security A 4 7046 Model B50 Service Guide Base Class S2 Sub Class Description S3 S4 1 AO SCSI Drivers generic BO IDE Drives CO RAID Drives DO SSA Drives EO Tapes SCSI E1 Tapes IDE ED SCSI changer EE Other SCSI device EF Diskette drive FO CD ROM SCSI F1 CD ROM IDE F2 Read Write optical SCSI F3 Read Write optical IDE F4 FF TBD media devices 5 AO L2 Cache Controller including integrated SRAM Al L2 Cache SRAM A8 NVRAM A9 CMOS AA Quartz EEPROM BO Bx Memory cards Cyy Memory Modules Where C is S2 S3 or S4 and yy identifies the memory size and type 7 AO C bus 8 AO Power Management Function
47. DASD 2 Pack Assembly 75G2878 4 Screw 04N3392 2 Screw 11 See Note 1 2 Disk Drive Assembly 12 11H9744 1 80mm Fan 13 81F7977 4 Fan Isolators 14 24L2655 1 Operator Panel Bracket 15 07L9101 1 Operator Panel 16 24L2669 1 Power Switch Assembly 75G2878 2 Screw 17 33F4710 1 Power Button 18 24L2651 1 Disk Drive Bay Cover Assembly 19 24L2652 1 Media Bay Cover Assembly 20 24L2664 1 Disk Activity LED Yellow Cable 24L2665 1 Power On LED Green Cable 21 24L2645 1 CD ROM Tray 33G3907 4 Screw 22 See Note 1 CD ROM Drive Note See the documentation for the specific device or refer to Adapters Devices and Cable Information for Multiple Bus Systems Chapter 8 Parts Information 8 3 8 4 7046 Model B50 Service Guide Index FRU Part Units Per Description Number Number Assy 23 24L2663 1 CD ROM Power Cable Jumper 24 65G8850 1 CD ROM Audio Cable 25 24L2641 2 Rack Mounting Bracket 04N3391 2 Thumbscrew 26H7213 2 Screw 26 93H1824 1 Speaker 27 24L2646 1 Diskette Drive Tray 33G3907 4 Screw 28 76H4091 1 Diskette Drive 29 2412668 1 Diskette Cable Assembly 30 1911808 1 4 64MB DIMM 1911809 1 4 128MB DIMM 29L3302 1 4 256MB DIMM 31 15F8409 1 Battery 32 41L5912 1 System Board 75G2877 7 Screw 33 See Note 1 2 Adapter Card 04N3391 1 2 Thumbscrew 34 23L8117 1 I O Riser Card not 04N3393 1 Adjustable Rail Assembly shown 26H7213 1 2 Screw Note See the documentation for the specific device or refer to Adapters Devices and
48. Firmware is an option under the Utilities menu System Management Services Display Configuration Multiboot Utilities Select Language PUNE L J Selecting the numbered options provide capabilities described in this section After you have finished using the text based System Management Services type x for exit to start your server Chapter 6 Using System Management Services 6 23 Display Configuration This option provides information about the setup of your server A screen similar to the following is displayed lt Device Name gt PowerPC 604 L2 Cache 0512K Memory slotA 8MB slotB 8MB LPT addr 3BC COM addr 3F8 COM addr 2F8 Audio Keyboard Mouse Diskette addr 3F0 Integrated Ethernet addr 80005AF67BD SCSI cntlr id 7 6 24 7046 Model B50 Service Guide MultiBoot Menu The options available from this screen allow you to view and set various options regarding the operating system and boot sequence fi Multiboot Menu Select Software Software Default Select Install Device Select Boot Devices OK Prompt Multiboot Startup DAorwNnrr L al Select Software If this option is supported by the operating system this option shows the names of the operating system installed This option may not be supported by all operating systems If you are running on AIX and you receive the following No Operating System Installed This would mean that
49. Location Code Format The format for the location code is a string of alphanumeric characters separated by a dash slash pound sign or period e The base location is all of the information before the slash or pound sign It identifies a device that is connected or plugged into the parent e Extended location information follows the slash It identifies a device that is part of the parent a connector or a cable e Cable information follows the pound sign It identifies a cable that is connected to the parent The following are examples P1 C1 Identifies a CPU card C1 plugged into planar P1 P1 M1 Identifies a memory card M1 plugged into planar P1 P1 K1 Identifies a keyboard attached to connector K1 on planar P1 P1 S1 Identifies serial port 1 controller on planar P1 the connector for serial port 1 or the cable attached to the connector for serial port 1 P1 12 E3 Identifies Ethernet controller 3 on the card plugged into slot 2 12 on planar P1 the connector for Ethernet controller 3 or the cable attached to Ethernet controller 3 P1 I2 E3 Identifies the cable attached to Ethernet controller 3 plugged into slot 2 12 on planar P1 Sub locations such as memory modules on a base memory card or a specific SCSI address are identified by a period The following are examples P1 M1 4 Identifies DIMM 4 on memory card 1 on planar 1 Chapter 4 Location Codes 4 1 1 C1 1 Identifies CPU 1 on CPU ca
50. Ps 2 21 Step 1540 7 One of the FRUs remaining in the server is defective 1 Turn off the power 2 Exchange one of the FRUs in the following list e System board see note 3 on page 2 1 e Power supply 3 Turn on the power Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems YES Reinstall the original FRU Repeat the FRU replacement steps until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom Step 1540 8 1 Turn off the power 2 Install the riser card 3 Install connector P10 to back of the riser card 4 Turn on the power Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Go to Step 1540 9 on page 2 23 2 22 7046 Model B50 Service Guide YES One of the FRUs remaining in the server is defective In the following order exchange the FRUs that have not
51. RGC script This is a firmware debug environment error There is evaluation error stack unbalanced on completion no user action or FRU replacement for this error 3 8 7046 Model B50 Service Guide Error Code Function Description Repair Action Possible Failing FRU 25AA0xxx EEPROM problem Notes 1 Ensure that the EEPROM Security jumper is in the correct position if doing a privileged access password installation 2 Retry the operation 3 If retries do not solve the problem replace the system board see note 3 on page 2 1 25AA0000 Unable to unlock Refer to 25AA0xxx EEPROM 25AA0001 Read Recv error Refer to 25AA0xxx 25AA0002 Read Trans error Refer to 25AA0xxx 25AA0003 Write enable error Refer to 25AA0xxx 25AA0004 Write recv error Refer to 25AA0xxx 25AA0005 Write disable error Refer to 25AA0xxx 25AA0006 Write Trans error Refer to 25AA0xxx 25AA0007 Unable to lock Refer to 25AA0xxx EEPROM 25Cyyxxx Memory errors Use the location code obtained from the SMS Error Log utility described in Step 1020 3 on page 2 8 to identify which memory dimm the error is reported against Memory error codes are in the form 25Cyyxxx where yy indicates memory dimm PD bits and xxx indicates the last three digits of the error code See Memory PD Bits on page 3 13 for information on how to interpret PD bits 25Cyy002 Memory dimm failed 1 Replace memory dimm
52. RS 6000 7046 Model B50 Service Guide e Note to Printer Print Graphic between registration marks Book trim size is 7 3 8 x 9 inches Front Cover is 10pt Carolina stock or equivalent C1S coated one side Use Color Graphic cvtestc ps on front cover Service Book o i SA38 0564 00 RS 6000 7046 Model B50 Service Guide SA38 0564 00 First Edition September 1999 The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law THIS PUBLICATION IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer of express or implied warranties in certain transactions therefore this statement may not apply to you This publication could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication The manufacturer may make improvements and or changes in the product s and or the program s described in this publication at any time without notice It is possible that this publication may contain reference to or information about products machines and programs programming or services that are not announced in your country Such references or information must not be construed to
53. S application 6 Enter the appropriate password if you are prompted to do so 7 Wait until the SMS screen is displayed or the system appears to stop Is the SMS screen displayed Chapter 2 Maintenance Analysis Procedures MAPs 2 23 NO One of the FRUs remaining in the server is defective In the following order exchange the FRUs that have not been exchanged 1 Go to the Problem Determination Procedures test procedures for the device attached to the serial port 1 connector or the display attached to the graphics adapter and test those devices If a problem is found follow the procedures for correcting the problem on that device Graphics adapter if installed Cable async or graphics including internal async cable Riser card System board see note 3 on page 2 1 Power supply Oo W P Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom YES Go to Step 1540 10 on page 2 25 2 24 7046 Model B50 Service Guide Step 1540 10 1 Make sure the diagnostic CD ROM is inserted into the CD ROM drive 2 Turn off the power 3 Plug the SCSI ca
54. SI bus controller 01 IDE controller 1 02 Floppy disk controller 03 Intelligent Peripheral Interface IPI bus controller 04 Redundant Array of Independent Disk RAID controller 80 Other mass storage controller Network controller 00 Ethernet controller 3 01 Token Ring controller 02 FDDI controller 03 ATM controller 80 Other network controller Display controller 00 VGA Compatible controller E 01 Extended Graphics Array XGA controller 80 Other display controller Multimedia device 00 Video device 01 Audio device 80 Other multimedia device Memory controller 00 RAM 01 Flash 80 Other memory controller A 2 7046 Model B50 Service Guide PCI Base Class Po lower ot Description nibble S2 Bridge devices 00 Host bridge 01 ISA bridge 02 EISA bridge E 03 MCA bridge 04 PCI to PCI bridge 05 PCMCIA bridge 06 NuBus bridge 07 Cardbus bridge 80 Other bridge device Simple communication controllers 3 00 Serial controllers 01 Parallel port 80 Other communication controllers Generic system peripherals 00 PIC 01 DMA controller i 02 System timer 03 Real Time Clock RTC controller 80 Other system peripherals Input devices 00 Keyboard controller 9 01 Digitizer pen 02 Mouse controller 80 Other input controllers Docking stations A 00 Generic docking station 80 Other type of docking station Appendix A Interpreting Firmware Error
55. See Unresolved problems on page 3 26 started E603 SSA PCI adapter 1 Replace the adapter BIST has completed 2 See Unresolved problems on page 3 26 with an error E604 SSA PCI adapter 1 Replace the adapter BIST and 2 See Unresolved problems on page 3 26 subsequent POSTs have completed successfully E605 SSA PCI adapter 1 Replace the adapter BIST has completed 2 See Unresolved problems on page 3 26 successfully but the subsequent POSTs have failed E60E SSA PCI adapter 1 Replace the adapter open firmware about 2 See Unresolved problems on page 3 26 to exit no stack corruption E60F SSA PCI adapter 1 Replace the adapter open firmware has 2 See Unresolved problems on page 3 26 run unsuccessfully E6FF SSA PCI adapter 1 Replace the adapter open firmware about 2 See Unresolved problems on page 3 26 to exit with stack corruption Unresolved problems Go to MAP 1540 Minimum Configuration on page or any of the following conditions e A 4 digit code in the range of E100 through EFFF is displayed on the operator panel display but is not listed in the table that lists firmware checkpoints on page 3 14 e A 4 digit code is displayed and is listed in the table that lists firmware checkpoints on page but there are no repair actions or FRUs listed for the code e All of the FRUs listed in repair actions have been replaced and the problem has not been corr
56. U that has not been changed Repeat this step until all the FRUs associated with the SRN have been exchanged or diagnostics run with no trouble found Run diagnostics after each FRU is exchanged If a network adapter or system board is replaced see note 3 on page Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems YES If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance Step 1540 16 Select Task Selection Select Process Supplemental Media and follow the onscreen instructions to process the media Supplemental media must be loaded and processed one at a time Did the system return to the TASKS SELECTION LIST after the supplemental media was processed NO Go to Step 1540 17 on page 2 31 YES Press F3 to return to the FUNCTION SELECTION screen Go to Step 1540 14 on page 2 29 substep 4 2 30 7046 Model B50 Service Guide Step 1540 17 The adapter or device is probably defective If the supplemental media is for an adapter replace the FRUs in the following order 1 Adapter 2 Riser card 3 System board see note 3 on page 2 1 If the supplemental media is for a device replace the FRUs in the following order 1 Device and any associated cables 2 The adapter the device is attached to Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom d
57. Y O VI Fans Riser card Memory module s System board cables SCSI signal cables diskette drive signal cable serial port Ethernet speaker Diskette drive power cable SCSI power cable s lowest bay to highest bay Adapter cards lowest slot to highest slot External cable s Turn on the power after each part is installed or connected If the system does not power on or the power does not stay on the most recently installed or connected part 1 2 3 4 5 is causing the failure Turn off the power Unplug the power cord from the server Install or connect one of the parts in the list Plug the power cord into the server Turn on the power Does the fan in the power supply turn on and the power LED come on and stay on NO Replace the last part you installed or connected If this part was a network adapter see notes on page 2 1 Repeat these steps until all the parts have been installed or connected If the symptom did not change and all the parts have been installed or connected call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1520 1 on page 2 13 and follow the instructions for the new symptom YES Repeat these steps until all the parts have been installed or connected Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus S
58. a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits Neither the provider nor the manufacturer are responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation European Union EU Statement This product is in conformity with the protection requirements of EU Council Directive 89 336 EEC on the approximation of the laws of the Member States relating to electromagnetic compatibility The manufacturer cannot accept responsibility for any failure to satisfy the protection requirements resulting from a non recommended modif
59. aaa 7 16 POM GOVETS Sates teas ea oad tat eth asad Ceres Pater Bae os Matin ae hese eure eet ee A a 7 17 ROWEeFSWITCH tbh oh ot site toto sale a e dn a ce AL 7 18 Reset Button and Operator Panel Display Assembly 7 19 iv 7046 Model B50 Service Guide Activity LED and Cable Assemblies 0 7 20 I O Port Cable Assembly o e 7 21 Diskette Drive Assembly 0 0 o 7 22 CD ROM Drive Assembly 2 000000 2 eee ee 7 23 Internal Disk Drives aaa aaa 7 24 AGAO axe do wei ee eR a ire bee n hk a E 7 25 Memory Modules 7 26 Changing the Battery 0 0 00000 000 eee 7 31 Chapter 8 Parts Information 8 1 LIN A ALLA ea 8 2 Power Cables a ti e AA 8 7 Appendix A Interpreting Firmware Error Codes A 1 O AR A RN X 1 Reader s Comments We d Like to Hear From You X 3 Preface V vi 7046 Model B50 Service Guide Communications Statements The following statement applies to this product The statement for other products intended for use with this product appears in their accompanying documentation Federal Communications Commission FCC Statement Note This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in
60. ach cable ties T P12 P2 P1 P11 P9 J7 J7 J8 J2 Chapter 7 Removal and Replacement Procedures 7 9 Riser Card Support Bracket Note If you need to remove an adaper card do so before you remove the riser card support bracket See Adapter on page 7 25 Removal 1 Remove the cover as described in Removing the Cover on page 7 3 2 Remove the screw that attaches the bracket to the riser card 3 Loosen the other screw that attaches the bracket to the divider in the keyhole slot in front of the power supply 4 Slide the bracket forward and lift up as shown in the following illustration Replacement Replace in reverse order 7 10 7046 Model B50 Service Guide Riser Card Removal 1 Remove the cover as described in 2 Remove the adapters as described in 3 Remove the riser card support bracket as described in Bracket on page 7 10 4 Remove the power cable P10 from the connector on the back of the riser card 5 Grasp the riser card and pull upward to remove it from the system board as shown in the following illustration Replacement Replace in reverse order Chapter 7 Removal and Replacement Procedures 7 11 System Board Removal 1 Remove the cover as described in Removing the Cover on page 7 3 2 Remove the adapters as described in Adapter on page 7 25 3 Remove the riser card support bracket as described in Riser Car
61. addresses is incomplete or contains a number other than 0 to 255 an error message displays when you select the Save icon To clear this error change the incorrect address and select Save again a The Ping icon allows you to confirm that a specified address is valid by sending a test transmission to that address After choosing the Ping option you are asked to indicate which communications adapter Token Ring or Ethernet should be used to send the test transmission 6 18 7046 Model B50 Service Guide The Config icon allows you to configure network adapters which require setup WM 10 100 Ethernet slot 1 O 10 100 Ethernet slot 2 OK Exit The next screen allows you to select the type of adapter you have just chosen or allow the system to select the type automatically Use the arrow keys or mouse to highlight a selection To choose the highlighted selection press the spacebar then highlight the OK icon and press Enter After choosing the adapter to configure you can select the communications mode of the chosen adapter or allow the system to select the communications mode automatically As on the previous screen use the arrow keys or mouse to highlight then press the spacebar to select When you have selected the communications mode highlight the OK icon and press Enter Chapter 6 Using System Management Services 6 19 SCSI ID This selection allows you to view and change the a
62. adphone connector CD ROM 1 1 Index X 1 headphone port 1 2 I O port cable assembly 7 21 installing memory modules 7 26 memory module kits 7 26 internal disk drive 7 24 iso 9000 statement xv J jumpers 7 16 SCSI security 7 16 K keyboard keyboard port 1 2 keyboards 8 6 L location codes 4 1 AIX 4 3 format 4 1 physical 4 1 M maintenance analysis procedures MAPs 2 1 entry 2 1 map 1020 2 6 map 1240 2 9 map 1520 2 12 map 1540 2 17 memory problem resolution 2 9 minimum configuration 2 17 power 2 12 problem determination 2 6 X 2 7046 Model B50 Service Guide media cover 7 17 media removal 7 3 memory modules 7 26 memory PD bits 3 13 microphone port 1 2 mouse port 1 2 O online publications xv open firmware command line 6 40 operator panel display 1 1 7 19 ordering ordering publications xv P parallel port 1 2 part numbers publications xvi parts 8 6 keyboard 8 6 PD bits 3 13 physical location codes 4 1 power supply 7 7 power switch 7 18 power switch location 1 1 power on light 1 1 preface xv publications ordering xv xvi publications online xv R related publications xv removal and replacement 7 1 activity LED 7 20 activity LED cable assembly 7 20 adapter 7 25 battery 7 31 CD ROM drive assembly 7 23 removal and replacement continued T cover 7 3 DASD 2 pack assembly 7 6 disk drive bay cover 7 17 tablet port 1 2 diskette drive assembly 7 22 U front covers 7 17 Utili
63. ameter error name contains a null character 25A80211 Setenv Setenv Refer to 25A80xxx parameter error value contains a null character 25A80998 NVRAMRC script Execution of a command line within the nvram evaluation error configuration variable nvramrc script resulted in a command line throw being executed This script can be modified by execution error the system firmware SMS utilities the operating system PCI adapter rom code or utility or an operator via the open firmware script editing command nvedit It may not be possible to resolve the problem without a detailed analysis of the nvram script the current system configuration and device tree contents 1 The problem can be caused by a SCSI adapter whose SCSI bus ID has been changed from the default setting no longer appearing in the system This can be caused either by removing a SCSI adapter or a problem with a SCSI adapter a Select the SCSI ID utility from the SMS menu s 1 Verify the list of SCSI controllers adapters If the list is not correct suspect a problem with the adapter s installed but not listed 2 Select the option to save the configuration information 3 Restart the system b If the problem persists boot the operating system and verify the SCSI bus IDs of any installed available SCSI controllers change as necessary and restart the system 2 Contact your service support representative for further assistance 25480999 NVRAM
64. any FRU replacement unless the error is persistent When one of these errors occurs any system customization for example boot device list information has been lost The system may need to be reconfigured 2 If the error is persistent replace the battery 3 If the error is persistent after battery replacement or the error code is 25A80000 replace the system board see note 3 on page 2 1 25A80000 Initialization failed Refer to 25A80xxx device test failed 25A80001 init nvram invoked Refer to 25A80xxx ALL of NVRAM initialized 25A80002 init nvram invoked Refer to 25A80xxx some data partitions may have been preserved 25A80011 Data corruption Refer to 25A80xxx detected ALL of NVRAM initialized 25A80012 Data corruption Refer to 25A80xxx detected some data partitions may have been preserved 25A80100 NVRAM data Turn off then turn on the server and retry the validation check operation before replacing any system components seule Refer to 25A80xxx 25A80201 Unable to expand Refer to 25A80xxx target partition while saving configuration variable 25A80202 Unable to expand Refer to 25A80xxx target partition while writing error log entry Chapter 3 Error Code to FRU Index 3 7 Error Code Function Repair Action Possible Failing FRU Description 25A80203 Unable to expand Refer to 25A80xxx target partition while writing VPD data 25A80210 Setenv Setenv Refer to 25A80xxx par
65. ase 5 connector 10 Expansion Slots For adding PCI adapters Front View without Covers Reference Information 1 3 Chapter 1 Specifications The mechanical packaging cooling power supply and environmental requirements for the workstation are as follows Dimensions In horizontal orientation the dimensions are e Height 88 0 mm 3 5 inches e Width 447 0 mm 17 6 inches e Depth 612 0 mm 24 1 inches Minimum e Depth 751 8 mm 29 6 inches Maximum includes covers and cables Weight 14 5 kg 32 lb Minimum to 15 9 kg 35 Ib Maximum Maximum Support Capacity Horizontal Position 27 3 kg 60 lbs Operating Environment Class C Temperature 10 to 40 C 50 to 104 F Humidity 8 to 80 noncondensing Wet Bulb 27 degrees C 80 degrees F operating and nonoperating Maximum Altitude 2135 m 7000 feet Power Source Loading 0 3k VA typical 0 5k VA maximum 1 The upper limit of the dry bulb temperature must be derated 1 C per 137m 450 ft above 915m 3000 ft 2 The upper limit of the wet bulb temperature must be derated 1 C per 274m 900 ft above 305m 1000 ft 1 4 7046 Model B50 Service Guide Power Supply 250 watts Operating Voltage 100 to 127V ac 50 to 60 Hz 200 to 240V ac 50 to 60 Hz Heat Output Maximum Operating 478 BTUs per hour Acoustics e Average sound pressure levels At operator position Operating n a Idle n a At bystander position 1 mete
66. at would require replacing the entire system board assembly To minimize the risk for system damage be sure to perform the above operation no less than 30 seconds after powering off the system while the heatsink is still hot Warm 7 14 7046 Model B50 Service Guide adhesive between the heatsink and CPU chip will be less likely to pull the aluminum cap off the chip Replacement 1 If you are replacing a fansink 09P1126 first remove the paper pulltab to expose the thermal grease underneath Install the new fansink by hooking the side opposite the finger tab and then pushing the finger tab side down until it locks into position OR If you are replacing a fansink 09P1129 remove the adhesive protective paper on the bottom of the heatsink and place the fansink assembly into the metal bracket on the system board assembly and secure the ends of the wire loop under the edge of the metal bracket Plug the new fansink into the system board connector of the old fansink Reinstall the disk drive bracket assembly Reinstall the top cover Dies Pa GN Power on the system and run diagnostics Chapter 7 Removal and Replacement Procedures 7 15 Setting the SCSI Security Jumpers To increase server security the external SCSI connector can be disabled by changing jumpers on the system board 1 Locate the SCSI security jumpers in the following figure El 1 m IL oeg
67. been exchanged 1 Riser card 2 System board see note 3 on page 2 1 Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom Step 1540 9 1 Turn off the power 2 Reconnect the system console Notes a If an ASCII terminal has been defined as the system console attach the ASCII terminal cable to the serial port 1 connector on the rear of the server Also connect the internal serial J23 and J24 tablet port J25 and ethernet J50 cables to the system board b If a display attached to a display adapter has been defined as the system console install the display adapter and connect the display to it Plug the keyboard into the keyboard connector on the rear of the server 3 Turn on the power 4 If the ASCII terminal or graphics display including display adapter are connected differently than before the Console Selection screen will appear and require that a new console be selected 5 When the keyboard indicator is displayed press the F1 key on the directly attached keyboard or the number 1 key on an ASCII terminal This starts the System Management Services SM
68. before removing or installing the memory modules to avoid damage to them The memory modules do not need to be installed in pairs and can be installed in any slot on the system board There is no requirement that one slot be installed before the other Refer to Memory Modules on page 7 26 for locations of the memory modules and instructions on removing and installing modules Note lf the symptom changes while using this MAP check for loose cards cables and obvious problems If you do not find a problem go to MAP 1540 Minimum Configuration on page 2 17 Chapter 2 Maintenance Analysis Procedures MAPs 2 9 Step 1240 1 1 Ensure that the diagnostics and the operating system are shut down 2 Power off the system 3 Remove and reinstall any installed memory modules 4 Power on the system Does the system stop with a memory checkpoint displayed on the operator panel NO Reseating the memory modules has corrected the problem Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems YES If there is only one memory module installed go to Step 1240 3 on If there is more than one memory module installed go to Step 1240 2 Step 1240 2 1 Power off the system 2 Remove all but one of the installed memory modules Record the position of the memory modules removed so that when instructed to reinstall them they can be installed in their original positions 3 Po
69. bles J4 and J33 into the SCSI connectors on the system board 4 Disconnect the signal and power connectors from all the SCSI devices except the CD ROM drive 5 Turn on the power 6 After the keyboard indicator is displayed press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal keyboard 7 Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO YES One of the FRUs remaining in the server is defective In the following order exchange the FRUs that have not been exchanged 1 SCSI cable 2 Last SCSI device connected CD ROM drive tape drive and so on 3 Graphics adapter if the system console is defined as a graphical display 4 Riser card 5 System board see note 3 on page 2 1 6 Power Supply Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom Repeat this step adding one SCSI device at a time until all the SCSI devices that were attached to the integrated SCSI adapter are connected and tested Go to Step 1540 11 on page 2 26 Chapt
70. ction The system login prompt is displayed The system does not respond when the password is entered You may not have pressed the correct key or you may not have pressed the key soon enough when you were to indicate a Service Mode IPL of the diagnostic programs If this is the case start over at the beginning of this Step Note Perform the system shutdown procedure before turning off the system If you are sure you pressed the correct key ina timely manner go to Step 1020 2 on lpage 2 8 Go to Step 1020 2 on page 2 8 The system stopped A POST indicator is displayed on the system console and e an eight digit error code is not displayed on the system console e a four digit error code is not displayed on the operator panel e a three digit error code is not displayed on the operator panel Go to MAP 1540 Minimum Configuration on page 2 17 The system stops and an 8 digit error code starting with the number 2 displayed Record the error code Go tojChapter 3 Error Code to FRU Index on page 3 1 The system stops and a 4 digit number beginning with the characters FF is displayed in the operator panel display Go to MAP 1540 Minimum Configuration on page 2 17 The system stops and a 4 digit number beginning with the character E is displayed in the operator panel display Record the error code Go to Checkpoints on page 3 14 The system stops and a 4
71. d 102 Greek ID 319 Keyboard 101 Hebrew ID 212 Keyboard 102 Hungarian ID 208 Keyboard 102 Icelandic ID 197 Keyboard 102 Italian ID 142 Keyboard 102 Norwegian ID 155 Keyboard 102 Polish ID 214 Keyboard 102 Portuguese ID 163 Keyboard 102 Romanian ID 446 Keyboard 101 Russian ID 443 Keyboard 102 Serbian ID 118 Keyboard 102 Slovak ID 245 Keyboard 102 Spanish ID 172 Keyboard 102 Sweden Finland ID 153 Keyboard 105 Swiss F G ID 150 Keyboard 102 Turkish ID 179 Keyboard 102 Turkish ID 440 Keyboard 102 UK English ID 166 Keyboard 102 Latvia ID 234 Keyboard US English ISO9995 ID 103P Keyboard 106 Japan ID 194 Keyboard 101 Chinese US ID 467 Keyboard 103 Korean ID 413 Keyboard 101 Thailand ID 191 Three Button Mouse Power Cables BORG OE Doo Index Part Number Country 1838574 Bahamas Barbados Bolivia Brazil Canada Costa Rica Dominican Republic El Salvador Ecuador Guatemala Guyana Haiti Honduras Jamaica Japan Netherlands Antilles Panama Peru Philippines Taiwan Thailand Trinidad Tobago U S A except Chicago Venezuela 6952300 Bahamas Barbados Bermuda Bolivia Brazil Canada Cayman Islands Colombia Costa Rica Dominican Republic Ecuador El Salvador Guatemala Guyana Haiti Honduras Jamaica Japan Korea South Mexico Netherlands Antilles Nicaragua Panama Peru Philippines Puerto Rico Saudi
72. d Support Bracket on page 7 10 4 Remove the riser card as described in Riser Card on page 7 11 5 Remove the memory cards as described in Memory Modules on page 7 26 6 Disconnect the power supply cables from the system board connectors Label each cable identifying where it connects 7 Remove the mounting screws from the system board 8 Lift the system board up and out of the chassis as shown in the following illustration Replacement Replace in reverse order 7 12 7046 Model B50 Service Guide Fansink Removal 1 Inform the customer that the system must be powered off for approximately one hour for the fan to be replaced 2 Power off the system as described in Removing the Cover and continue to unlock and remove the cover 3 Determine the system board assembly part number by noting the white bar code label attached to the card Locate the assembly part number in the leftmost alphanumeric block of characters following the first three characters which are always 11S In the following example the assembly part number is 41L5812 The FRU part number is in the center alphanumeric block of characters following the first three characters which are always FRU In the example below the FRU part number is 41L5912 1154115812Y11109140246 FRU41L5912 905 After you have identified both the system board assembly part number and the FRU part number see the table Fansink numbers by System Board
73. d removing the battery for at least 30 seconds Seel Changing the Battery on page 7 31 for details 3 The server power cable must be disconnected before removing the battery A password becomes effective only after the server is turned off and back on 6 30 7046 Model B50 Service Guide Set Privileged Access Password The privileged access password protects against the unauthorized starting of the system programs To set the privileged access password you must first change a jumper on your server s system board See Enabling the Privileged Access Password in the RS 6000 7046 Model B50 User s Guide to locate and change the password enabling jumper If the password enabling jumper has been changed select Set privileged access password to set and verify the privileged access password Attention 1 Once the password enabling jumper has been changed and the privileged access password has been set great care must be taken to preserve the privileged access password f you set the privileged access password and later misplace it your server must be returned for service To prevent loss of system use record the privileged access password immediately whenever it is changed 2 If no user defined boot list exists and the privileged access password has been enabled you are asked for the privileged access password at startup every time you boot your server Moving the password enabling jumper back to the default position does
74. ddresses IDs of the SCSI controllers attached to your server To change an ID highlight the entry by moving the arrow keys then enter another number After you have entered the new address use the arrow keys or mouse to highlight the Save icon and press Enter At any time in this process you can select the Default icon to change the SCSI IDs to the default values Change SCSI ID Type Slot ID Max ID Fast 5 7 7 Fast Wide 7 7 15 Save Default Exit 6 20 7046 Model B50 Service Guide Firmware Update Ms gt This selection allows you to update the firmware in your server from an image on a 3 5 inch diskette To create a firmware diskette with the latest level of firmware available see the following Web site http www rs6000 ibm com support micro When you are prompted insert the firmware update diskette containing the new firmware image Attention While the new firmware image is being copied into your server you must not turn off the server Turning off the server during the update process may render your server inoperable After the firmware update is complete shut down and restart the server If the firmware update does not complete successfully or the server does not restart after the firmware update contact your IBM authorized reseller or IBM marketing representative Chapter 6 Using System Management Services 6 21 Firmware Recovery If a troubleshooting procedure has indicated that
75. defective A tty terminal attached to serial port 1 also can be used to determine if the graphics adapter is causing the problem This is done by removing the graphics adapter attaching a tty terminal to serial port 1 and retrying standalone diagnostics If the standalone diagnostics load replace the graphics adapter 3 28 e If the CD ROM drive is attached to a SCSI adapter card rather than the integrated SCSI adapter on the system board Replace the SCSI adapter Replace the riser card 7046 Model B50 Service Guide e Replace system board see note 3 on page 2 1 e If you replaced the indicated FRUs and the problem is still not corrected or the above descriptions did not address your particular situation go to 1540 Minimum Configuration on page 2 17 e Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems Chapter 3 Error Code to FRU Index 3 29 3 30 7046 Model B50 Service Guide Chapter 4 Location Codes The RS 6000 7046 Model B50 uses physical location codes in conjunction with AIX location codes to provide mapping of the failing field replaceable units The location codes are produced by the system unit s firmware and AIX Physical Location Codes Physical location codes provide a mapping of logical functions in a platform or expansion sites for logical functions such as connectors or ports to their specific locations within the physical structure of the platform
76. e select a hard disk known to have a copy of the Operating System as the first and only device in the boot sequence boot list and attempt to boot again 21A00xxx SCSI Device Errors SCSI device error notes 1 Before replacing any system components a Ensure that the controller and each device on the SCSI bus is assigned a unique SCSI ID b Ensure SCSI bus is properly terminated c Ensure SCSI signal and power cables are securely connected and not damaged 2 The location code information is required to identify the ID of SCSI device failures as well as to indicate the location of the controller to which the device is attached 3 4 7046 Model B50 Service Guide Error Code Function Description Repair Action Possible Failing FRU 21A00001 Test Unit Ready Refer to 21A00xxx through 21A0004 a 1 Replace the SCSI device error 2 Replace the SCSI cable 3 Replace the SCSI controller 4 Replace the power supply 21A00002 Test Unit Ready Refer to 21A00xxx through 21A0004 na sense data 1 Replace the media Removable media devices AYALA 2 Replace the SCSI device 21A00003 Send Diagnostic Refer to 21A00xxx through 21A0004 Replace the Failed SCSI device 21A00004 Send Diagnostic Refer to 21A00xxx through 21A0004 Replace the Failed DevOfl cmd SCSI device 21E00xxx SCSI Tape Refer to error codes 21A00xxx through 21A0004 for a description and repair ac
77. e primary See Unresolved problems on page 3 26 diskette drive polled mode E1E9 ELF boot image See Unresolved problems on page 3 26 initialization E1EA Load flash EPROM 1 Firmware flash image corrupted load recovery recovery image from image from diskette diskette 2 Ensure diskette installed contains a recovery image appropriate for this machine 3 The recovery procedure for the flash EEPROM should be executed See page 6 22 4 If diskette installed with correct recovery image a Try another diskette b Replace diskette drive c Replace diskette cable d Replace system board see note 3 on page PA See Unresolved problems on page 3 26 E1EB Verify flash EPROM 1 Firmware flash recovery image on disktte corrupted recovery image or invalid for this system 2 Ensure diskette installed contains a recovery image appropriate for this machine 3 The recovery procedure for the flash EEPROM should be executed See page 6 22 4 If diskette installed with correct recovery image a Try another diskette b Replace diskette drive c Replace diskette cable d Replace system board see note 3 on page Pa See Unresolved problems on page 3 26 E1EC Get recovery image See Unresolved problems on page 3 26 entry point E1ED Invalidate instruction See Unresolved problems on page 3 26 cache E1EE Jump to composite See Unresolved problems on page 3 26 image 3 22 7046 Model B50 Service Guide
78. e socket E124 Disable defective See Unresolved problems on page 3 26 memory bank E125 Clear PCI devices See Unresolved problems on page 3 26 command reg go forth E126 Check valid image See Unresolved problems on page 3 26 start E127 Check valid image See Unresolved problems on page 3 26 successful E128 Disable interrupts See Unresolved problems on page 3 26 set int vectors for O F E129 Validate target RAM See Unresolved problems on page 3 26 address E12A Copy ROM to RAM See Unresolved problems on page 3 26 flush cache E12B Set MP operational See Unresolved problems on page 3 26 parameters eg L E Real E12C Set MP CPU node See Unresolved problems on page 3 26 characteristics E12D Park secondary See Unresolved problems on page 3 26 processors in parking lot E12E Primary processor See Unresolved problems on page 3 26 sync E12F Unexpected return See Unresolved problems on page 3 26 from Open Firmware system lockup E130 Build device tree See Unresolved problems on page 3 26 E131 Create ROOT node See Unresolved problems on page 3 26 E132 Create CPUs node See Unresolved problems on page 3 26 3 16 7046 Model B50 Service Guide Checkpoint hex Description Repair Action E133 Create L2 Cache See Unresolved problems on page 3 26 node E134 Create memor
79. e the FRUs in the following order 1 Device last one connected 2 System board see note 3 on page 2 1 Repeat this step until all the listed devices are connected Go to Step 1540 20 on page 2 33 2 32 7046 Model B50 Service Guide Step 1540 20 1 Insert the diagnostic CD ROM into the CD ROM drive 2 Turn off the power 3 Connect one of the external devices that was disconnected in Step 1540 2 on page 2 18 in the following order Note If the device has a power switch ensure that the device is turned on a SCSI devices connected to the external SCSI connector b Device connected to serial 1 c Device connected to serial 2 d Device connected to parallel port 4 Turn on the power 5 When the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on a graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal 6 If the Console Selection screen is displayed choose the system console 7 Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Either the last external device that you connected or the system board is probably defective To test each FRU exchange the FRUs in the following order 1 If the failure is related to an external device that you are responsible for servicing follow the service procedures for that device
80. ected 3 26 7046 Model B50 Service Guide Boot Problems or Concerns Depending on the boot device a checkpoint may be displayed on the operator panel for an extended period of time while the boot image is retrieved from the device This is particularly true for Tape and Network boot attempts If booting from CD ROM or Tape watch for activity on the drive s LED indicator A blinking LED indicates that the loading of either the boot image or additional information required by the operating system being booted is still in progress If the checkpoint is displayed for an extended period of time and the drive LED is not indicating any activity there may be a problem loading the boot image from the device Note For network boot attempts if the system is not connected to an active network or if the target server is inaccessible this can also result from incorrect IP parameters being supplied the system will still attempt to boot Because time out durations are necessarily long to accommodate retries the system may appear to be hung This section assumes that a CD ROM drive is installed and a Diagnostics CD ROM is available 1 Restart the system and get to the Firmware SMS Main Menu Select Multiboot e Check if the intended boot device is correctly specified in the boot sequence e Verify that a boot image resides on the media of the specified boot devices Unload any removable ie Diskette CD ROM or Tape media that can no
81. ectrical cables Type SVT or SJT e Attachment plugs complying with National Electrical Manufacturers Association NEMA 5 15P that is For 115 V operation use a UL listed cable set consisting of a minimum 18 AWG Type SVT or SJT three conductor cord a maximum of 15 feet in length and a parallel blade grounding type attachment plug rated at 15 A 127 V For 240 V operation in the United States use a UL listed cable set consisting of a minimum 18 AWG Type SVT or SJT three conductor cable a maximum of 15 feet in length and a tandem blade grounding type attachment plug rated at 15 A 250 V e Appliance couplers complying with International Electrotechnical Commission IEC Standard 320 Sheet C13 Power cables used in other countries consist of the following e Electrical cables Type HD21 e Attachment plugs approved by the appropriate testing organization for the specific countries where they are used For units set at 230 V outside of U S use a cable set consisting of a minimum 18 AWG cable and grounding type attachment plug rated 15 A 250 V The cable set should have the appropriate safety approvals for the country in which the equipment will be installed and should be marked HAR Refer to Chapter 8 Parts Information on page 8 1 to find the power cables that are available Service Inspection Guide Perform a service inspection on the server when e The server is inspected for a maintenance agreement e Ser
82. en exchanged go to MAP 1540 Minimum Configuration on page 2 17 Chapter 2 Maintenance Analysis Procedures MAPs 2 11 MAP 1520 Power Notes 1 This is not a start of call MAP Use this Power MAP only if you have been directed here from a MAP step in this book or the Diagnostics Information for Multiple Bus Systems 2 The 7046 model B50 has a power LED located on the operator panel When the system is powered on the LED should be on solid This procedure is used to locate power problems in servers If a problem is detected this procedure helps you isolate the problem to a failing unit Observe the following safety notices during service procedures DANGER An electrical outlet that is not correctly wired could place hazardous voltage on metal parts of the system or the devices that attach to the system It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded to prevent an electrical shock Before installing or removing signal cables ensure that the power cords for the server and all attached devices are unplugged When adding or removing any additional devices to or from the system ensure that the power cords for those devices are unplugged before the signal cables are connected You must disconnect all power cords from the existing system before you add a device Use one hand when possible to connect or disconnect signal cables to prevent a possible shock from to
83. er 2 Maintenance Analysis Procedures MAPs 2 25 Step 1540 11 The server is working correctly with this configuration The diskette drive may be defective 1 2 3 4 5 6 Make sure the diagnostic CD ROM disc is inserted into the CD ROM drive Turn off the power Plug the diskette drive cable into the diskette drive connector on the system board Turn on the power After the keyboard indicator is displayed press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal keyboard Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO One of the FRUs remaining in the server is defective In the following order exchange the FRUs that have not been exchanged 1 Diskette drive 2 Diskette drive cable 3 System board see note 3 on page 2 1 4 Power supply Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom YES Go to Step 1540 12 on page 2 27 2 26 7046 Model B50 Service Guide Step 1540 12 The server is working correctly with this config
84. er supply turn on and the power LED come on and stay on NO Go to Step 1520 4 on page 2 15 YES Go to Step 1520 5 on page 2 16 2 14 7046 Model B50 Service Guide Step 1520 4 Either the power supply the power switch the system fan or the system board is defective Exchange the FRUs that have not already been exchanged in the following order e Power supply e Power switch e System fan e System board See notes on page 2 1 To test each FRU 1 Unplug the power cord from the server 2 Exchange one of the FRUs in the list 3 Plug the power cord into the server 4 Turn on the power Does the fan in the power supply turn on and the power LED come on and stay on NO Reinstall the original FRU Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1520 1 on page and follow the instructions for the new symptom YES Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems Chapter 2 Maintenance Analysis Procedures MAPs 2 15 Step 1520 5 One of the parts that was removed or unplugged is causing the problem Install or connect the parts in the following order 1 amp WP 0
85. erating system documentation 3 Turn off all attached devices and the server 4 If you have a modem or fax machine attached to the server disconnect the telephone line from the outlet and the server 5 Unplug all power cords cables from electrical outlets ATTENTION As soon as the server power cord is plugged in to the server and power outlet the power is on within the server whether or not the server is turned on Do not plug in the server power cord if the cover of the server is removed 6 Make a note of where the other cables and cords are connected to the back of the server then disconnect them Chapter 7 Removal and Replacement Procedures 7 3 7 Unscrew the two front thumbscrews that secure the server to the rack as shown in the following illustration O Os da D O am n O O CD O O O TEST O Ol 8 Gently slide the server out of the rack until you encounter the spring detents 9 Release the spring detents by pressing in on each spring detent on both sides of the server at the same time While pressing in cont
86. fore you can continue with the diagnostics This is a separate and different operation than selecting the console display 4 Select Advanced Diagnostics Routines 5 If the NEW RESOURCE screen displays select an option from the bottom of the screen Note Adapters or devices that require supplemental media are not shown in the new resource list If the server has adapters or devices that require supplemental media select option 1 6 When the DIAGNOSTIC MODE SELECTION screen is displayed press Enter 7 Select All Resources if you were sent here from Step 1540 15 on page 2 30 select the Adapter or Device you loaded from the supplemental media Did you get an SRN NO Choose the one of the following that applies e The server has adapters or devices that require supplemental media Go to Step 1540 16 on page 2 30 e All the adapters or devices that require supplemental supplemental media have been tested Go to Step 1540 18 on page 2 31 e The server does not have adapters or devices that require supplemental media Go to Step 1540 18 on page 2 31 YES Go to Step 1540 15 on page 2 30 Chapter 2 Maintenance Analysis Procedures MAPs 2 29 Step 1540 15 Look at the FRU part numbers associated with the SRN in Diagnostics Numbers and Codes in Diagnostics Information for Multiple Bus Systems Have you exchanged all the FRUs that correspond to the failing function codes NO Exchange the next FR
87. g of the privileged access password place jumper on the two pins closest to the rear of the server Default external SCSI enabled To disable external SCSI connector move the jumper on J35 to the front two pins and the jumper on J36 to the right two pins 1 8 7046 Model B50 Service Guide Riser Card Slot Location Code Comments 2 10 90 PCI Primary 1 10 BO PCI Secondary short card only SCSI Bus Termination The Model B50 has an Ultra SCSI bus which can support internal and external SCSI devices However each controller on these SCSI busses must have a unique SCSI ID The external SCSI busses must be properly terminated to ensure SCSI signal integrity For directions on setting the SCSI ID on each device consult the documentation for that device as well as the Adapters Devices and Cable Information for Multiple Bus Systems Note Internal SCSI IDs cannot be used on the external SCSI connector J38 The internal SCSI IDs are as follows SCSI ID Internal Device 2 Upper Hard Disk Drive 3 CD ROM Drive 4 Lower Hard Disk Drive Chapter 1 Reference Information 1 9 Power Cables To avoid electrical shock a power cable with a grounded attachment plug is provided Use only properly grounded outlets Power cables used in the United States and Canada are listed by Underwriter s Laboratories UL and certified by the Canadian Standards Association CSA These power cords consist of e El
88. ge 6 Plug the power cord into the PDU PDB and the power supply 7 Plug the power cord into the PDU PDB and the power outlet Did you find a problem NO Go to Step 1520 3 on page 2 14 YES Correct the problem Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems Chapter 2 Maintenance Analysis Procedures MAPs 2 13 Step 1520 3 1 2 3 4 5 6 13 14 Unplug the power cord from the server Disconnect all external cables parallel serial 1 serial 2 keyboard mouse AUI RJ45 ethernet SCSI and so on Remove the server from the rack as described in Removing the Cover on Record the slot numbers of the PCI adapters Label and record the location of any cables attached to the adapters Disconnect any cables attached to the adapters and remove all the adapters Remove all the memory modules Remove the riser card from the system board as described in page 7 11 Unplug the SCSI cables from the system board Unplug the diskette drive signal cable and diskette drive power cable from the system board Unplug the power cables from all the SCSI devices 10 11 12 Unplug the internal serial port and Ethernet cable from the system board Unplug the cooling fan power connectors Unplug the speaker Note Do not disconnect the power on LED or the power switch Plug the power cord into the server Turn on the power Does the fan in the pow
89. he Problem Determination Procedures for the terminal Replace system board see note 3 on page 2 1 if these procedures do not reveal a problem Note Terminal settings should be set to e 9600 Baud e No Parity 8 Data bits e 1 Stop bit E1DD Early processor Replace system board see note 3 on page 2 1 excop on See Unresolved problems on page 3 26 E1DE Alternating pattern Replace system board see note 3 on page 2 1 of E1DE and E1AD is used to indicate a See Unresolved problems on page 3 26 Default Catch condition before the Open Firmware checkpoint word function is available E1DF Create diskette drive See Unresolved problems on page 3 26 disk node E1E0 Program flash See Unresolved problems on page 3 26 E1E1 Flash update See Unresolved problems on page 3 26 complete E1E2 Initialize System I O See Unresolved problems on page 3 26 E1E3 PReP boot image See Unresolved problems on page 3 26 initialization E1E4 Initialize Super I O See Unresolved problems on page 3 26 with default values Chapter 3 Error Code to FRU Index 3 21 Checkpoint Description Repair Action hex E1E5 XCOFF boot image See Unresolved problems on page 3 26 initialization E1E6 Set up early See Unresolved problems on page 3 26 memory allocation heap E1E7 PE boot image See Unresolved problems on page 3 26 initialization E1E8 Initializ
90. ication of the product including the fitting of option cards supplied by third parties Consult with your dealer or sales representative for details on your specific hardware This product has been tested and found to comply with the limits for Class A Information Technology Equipment according to CISPR 22 European Standard EN 55022 The limits for Class A equipment were derived for commercial and industrial Communications vii environments to provide reasonable protection against interference with licensed communication equipment Attention This is a Class A product In a domestic environment this product may cause radio interference in which case the user may be required to take adequate measures International Electrotechnical Commission IEC Statement This product has been designed and built to comply with IEC Standard 950 United Kingdom Telecommunications Safety Requirements This equipment is manufactured to the International Safety Standard EN60950 and as such is approved in the UK under the General Approval Number NS G 1234 J 100003 for indirect connection to the public telecommunication network The network adapter interfaces housed within this equipment are approved separately each one having its own independent approval number These interface adapters supplied by the manufacturer do not use or contain excessive voltages An excessive voltage is one which exceeds 70 7 V peak ac or 120 V dc They interface with
91. id not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems Step 1540 18 Did you disconnect any external devices in Step 1540 2 NO Go to Step 1540 22 on page 2 34 YES Go to Step 1540 19 on page 2 32 Chapter 2 Maintenance Analysis Procedures MAPs 2 31 Ste 1 2 3 p 1540 19 Insert the diagnostic CD ROM into the CD ROM drive Turn off the power Connect the following external devices that were disconnected in Step 1540 2 on page 2 18 6 7 a Keyboard b Mouse c Tablet d Ethernet Turn on the power When the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on a graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal If the Console Selection screen is displayed choose the system console Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Yes Either the last external device that you connected or the system board is probably defective To test each FRU exchang
92. ified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have been exchanged call your service support person for assistance If the symptom has changed check for loose cards cables and obvious problems If you do not find a problem return to Step 1540 1 on page 2 18 and follow the instructions for the new symptom 2 20 7046 Model B50 Service Guide Step 1540 5 No failure was detected with this configuration 1 Turn off the power 2 Install a memory module 3 Turn on the power Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Repeat this step until all the memory modules are installed and tested After all the memory modules are installed and tested go to 1540 8 on page 2 22 YES Go to Step 1540 6 Step 1540 6 The failure may be caused by the last memory module installed To isolate the failing FRU do the following 1 Turn off the power 2 Exchange the last memory module installed 3 Turn on the power Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems YES Go to Step 1540 7 on page 2 22 Chapter 2 Maintenance Analysis Procedures MA
93. inue to slowly slide the server out of the rack until the sprint detents are completely out of the rack as shown in the following illustration 10 Continue sliding the server all the way out of the rack 11 Place the server on a flat surface 7 4 7046 Model B50 Service Guide 12 Unscrew the three thumbscrews located at the rear of the server as shown in the following illustration 13 Slide the cover to the rear approximately 1 inch 14 Grasp the cover on both sides and lift it away from the server as shown in the following illustration Replacement Replace in reverse order Chapter 7 Removal and Replacement Procedures 7 5 DASD 2 Pack Assembly Removal 1 2 3 4 Remove the cover as described in Removing the Cover on page 7 3 Remove the disk drive cover as described in Front Covers on page 7 17 Remove the disk drives as described in Internal Disk Drives on page 7 24 Remove the four screws that attach the DASD 2 Pack assembly to the front of server Use a screwdriver with an extended shaft to remove the screws at the internal upper left and lower right corners that attach the back of the DASD 2 Pack assembly to the chassis Slide the the DASD 2 Pack assembly forward and lift it out of the server Replacement Replace in reverse order
94. ized boot list and any other customized configuration information After changing the battery you may have to reset these values using the System Management Services and your operating system Make sure that the power cable is disconnected from the server before changing the battery Chapter 7 Removal and Replacement Procedures 7 31 Note Skin oils can cause corrosion and loss of battery contact if they come into contact with the battery for long periods of time Use paper tissue when you change the battery to minimize skin contact with the battery and promote proper battery function Removal 1 The following figure shows the location of the battery at connector B1 Replacement 1 Replace in reverse order 2 Reinstall any adapters you may have removed 7 32 7046 Model B50 Service Guide Chapter 8 Parts Information Chapter 8 Parts Information 8 1 Server 8 2 7046 Model B50 Service Guide Index FRU Part Units Per Description Number Number Assy 1 24L2650 1 Cover 2 24L2647 1 Riser Card Support Bracket 75G2878 2 Screw 3 07L9085 1 O Port Cable Assembly 75G2878 1 Screw 4 24L2659 1 Power Supply 27F4212 4 Screw 5 40H6328 2 9 pin to 25 pin Serial Port Converters 6 24L2635 1 Chassis 7 04N3399 2 Rack Shipping Bracket 75G2877 2 Screw Bracket to server 26H7213 2 Screw Bracket to rail 8 24L2666 1 DASD Power Cable Jumper 9 24L2667 1 SCSI Cable Assembly 10 23L8091 1
95. lable 9 CD ROM Status Light Indicates when the CD ROM drive is active 10 CD ROM Volume Control Controls the volume for the CD ROM headphone jack 11 CD ROM Headphone Jack CD ROM Headphone connector 12 Diskette Drive Status Light Glows when server is reading from or writing to a diskette 13 Diskette Eject Button Releases diskette from 3 5 inch diskette drive Chapter 1 Reference Information 1 1 Rear View 10 0000 EOL O E amp O A E 6 5 4 3 2 1 1 Keyboard Port E For O Headphone keyboard connection A Microphone G Audio line out 2 Mouse Port For mouse 2 Audio line in connection 3 Parallel Port amp For connecting a parallel printer or other parallel devices 4 Ethernet Port L For attaching your server to an Ethernet Twisted pair connection through a 100 10 Base T connector 5 External SCSI Port For connecting external SCSI devices 6 Audio Ports 1 2 7046 Model B50 Service Guide 7 9 Pin Serial Ports am and 2 For a TTY terminal Modem or other serial devices 8 Tablet Port For attaching a digitizing tablet to your server 9 Ethernet Port For attaching your server to an Ethernet thick connection or Ethernet thin connection using an optional transceiver through a 100 10 B
96. llowing illustration with the keys in the memory connector 4 Push down on the memory module until the locking tabs lock the memory module into the connector as shown in the following illustration Do not attempt to move the locking tabs yourself They lock automatically when you have fully inserted the memory module Attention Inserting the memory module at an angle may cause damage 5 Inspect each memory module and ensure that the module is fully inserted into the socket Chapter 7 Removal and Replacement Procedures 7 29 6 Reinstall any adapters you removed into their original connectors If you need further information for installing adapters see Adapter on page 7 25 7 Go to the Appendix in RS 6000 7046 Model B50 User s Guide and update the system memory information 7 30 7046 Model B50 Service Guide Changing the Battery CAUTION The lithium battery can cause fire explosion or a severe burn Do not recharge disassemble heat above 100 C 212 F solder directly to the cell incinerate or expose cell contents to water Keep away from children Replace only with the part number specified for your system Use of another battery may present a risk of fire or explosion The battery connector is polarized do not attempt to reverse polarity Dispose of the battery according to local regulations Attention Removing the battery may erase the Power on Password the current time and date the custom
97. llowing is a summary of the EMI Taiwan statement above Warning This is a Class A product In a domestic environment this product may cause radio interference in which case the user will be required to take adequate measures Communications X Radio Protection for Germany Dieses Ger t ist berechtigt in bereinstimmung mit Dem deutschen EMVG vom 9 Nov 92 das EG Konformitatszeichen zu f hren Der Aussteller der Konformit tserkl rung ist die IBM Germany Dieses Ger t erf llt die Bedingungen der EN 55022 Klasse A Fur diese von Ger ten gilt folgende Bestimmung nach dem EMVG Ger te d rfen an Orten f r die sie nicht ausreichend entst rt sind nur mit besonderer Genehmigung des Bundesministers f r Post und Telekommunikation oder des Bundesamtes f r Post und Telekommunikation betrieben werden Die Genehmigung wird erteilt wenn keine elektromagnetischen St rungen zu erwarten sind Auszug aus dem EMVG vom 9 Nov 92 Para 3 Abs 4 Hinweis Dieses Genehmigungsverfahren ist von der Deutschen Bundespost noch nicht ver ffentlicht worden X 7046 Model B50 Service Guide Safety Notices A danger notice indicates the presence of a hazard that has the potential of causing death or serious personal injury Danger notices appear on the following pages A caution notice indicates the presence of a hazard that has the potential of causing moderate or minor personal injury Caution notices appear on the following pages
98. m Management Services Use the System Management Services to view information about your server and to perform such tasks as setting passwords and changing device configurations If you have chosen a graphical display as your system console you can use the graphical System Management Services described below If you are using an ASCII display as your system console see Text Based System Management Services on Graphical System Management Services To start the Open Firmware command line or graphical System Management Services turn on or restart the server The firmware version installed in your server is displayed at the bottom right corner of the initial logo screen Please note the version number processor upgrades may require a specified version of firmware to be installed in your server Update System Firmware is an option under the Utilities menu in the System Management Services After the logo is displayed initialization icons appear across the bottom of the screen To enter the graphical System Management Services you must press the F1 key after the keyboard icon appears during startup but before the audible tone If you have pressed the F1 key the System Management Services screen appears after the initialization and power on self test POST are complete Note lf you have installed a privileged access password you are prompted for this password before you gain access to the System Management Services menu
99. n the operator panel use only the first eight digits to find the error in the tables The digits that display beyond the first eight digits are location codes that can assist you in diagnosing the problem See Chapter 4 Location Codes on page 4 1 2 Licensed programs frequently rely on network configuration and system information stored on the VPD on the operator panel If the MAPs indicate that the operator panel should be replaced swap the VPD from the old operator panel to the new one If the old VPD module has to be replaced call technical support for recovery instructions If recovery is not possible notify the system owner that new keys for licensed programs may be required If you replace FRUs and the problem is still unresolved go to page 2 18 unless otherwise indicated in the tables If you replace FRUs and the problem has been resolved go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems unless otherwise indicated in the tables Error Code Function Repair Action Possible Failing FRU Description 20A80xxx Remote Initial program load RIPL errors 20A80000 Insufficient Verify the IP address information to boot 20A80001 Client IP address is Change IP address already in use by another network device Chapter 3 Error Code to FRU Index 3 1 Error Code Function Repair Action Possible Failing FRU Descri
100. n you send comments to us you grant us a nonexclusive right to use or distribute your comments in any way we believe appropriate without incurring any obligation to you Name Address Company or Organization Phone Number Cut or Fold Along Line Fold and Tape odo NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES aq BUSINESS REPLY MAIL as YAA yA AAA WE e POSTAGE WILL BE PAID BY ADDRESSEE rFT Information Development I Department H6DS 9561 11400 Burnet Road Austin TX 78758 3493 Dodd dali Fold and Tape Please do not Staple Fold and Tape Cut or Fold Along Line X 6 7046 Model B50 Service Guide Part Number 03N4113 Printed in the United States of America on recycled paper containing 10 recovered post consumer fiber iI MAI 03N4113
101. ng Diagnostics in Service Mode Boot 5 2 Working with Standalone versus Online Diagnostics 5 3 Chapter 6 Using System Management Services 6 1 Graphical System Management Services 6 1 CONTIG 2c csi ee ae ME RD ar et e bce Se Gh etre hd ds oe 6 4 MUultiBOGt arrapato a rt Ql tet as em Ged 6 6 Utilities sas chat ehe ee ee ee dieci ha 6 9 PASSWOFO is BO be oa we ake Boe ok A o tt E 6 11 Hard Disk Spin Up Delay 0 02 20 0200020050 0004 6 15 Error IIA 6 16 RIPE ets Bae ete tn PE eee gS Bae ai 6 17 SCSILID 3 2 222822 DS eho ES ees BOS Ee eae A Aa 6 20 Firmware Update 6 21 Text Based System Management Services 004 6 23 Display Configuration a 6 24 MultiBoot Menu 220220202 000000 6 25 Utilities ea ts Bao Gee ath bettie ae ene a 6 29 Select Language 0020 a 6 39 Open Firmware Command Line 220000005 6 40 Chapter 7 Removal and Replacement Procedures 7 1 Handling Static Sensitive Devices 0 0 000000 000s 7 2 Removing the Cover 7 3 DASD 2 Pack Assembly 0000000 eee 7 6 Power Supply i 7 7 Riser Card Support Bracket 0200000050 0005 7 10 RIS R Card LL chong a o Le pean EPS evra Sune dead Soe a 7 11 System Board 7 12 FANSINK so cui Ree oad Ba Auk eee EA a A BR a 7 13 Replacement i 7 15 Setting the SCSI Security Jumpers naa
102. not disable or erase the privileged access password Removing the jumper or moving the jumper back to the default position only prohibits changing or disabling this password with the System Management Services Removing the battery does not affect the state of the privileged access password If you previously had set a privileged access password and want to remove it select Remove Privileged Access Password Hard Disk Spin Up Delay Selecting this utility allows you to adjust the hard disk spin up delay in your server Chapter 6 Using System Management Services 6 31 Display Error Log A screen similar to the following displays when you select this option You can view or clear your server s error log Error Log Date Time ErrorCode Location Entry 1 01 04 96 12 13 22 25A80011 00 00 Entry 2 no error logged L J Note The time stamp in this error log is Coordinated Universal Time CUT which is also referred to as Greenwich Mean Time GMT AIX error logs have more information available and can time stamp with your local time 6 32 7046 Model B50 Service Guide Remote Initial Program Load Setup This option allows you to enable and set up the remote startup capability of your server You must first specify the network parameters as shown in the following screen Network Parameters 1 IP Parameters 2 Adapter Parameters 3 Ping Selecting the IP Parameters option displays the following screen
103. nt Services 6 14 7046 Model B50 Service Guide Hard Disk Spin Up Delay This selection allows you to change the spin up delay for SCSI hard disk drives attached to your server Spin up delay values can be entered manually or you can use a default setting All values are measured in seconds The default is two seconds After you have entered the new Spin up delay values use the arrow keys to highlight the Save icon and press Enter Harddisk Spin Up Delay Current Spin Up Value 112233 Enter New Value _111___ secs Save Default Exit Chapter 6 Using System Management Services 6 15 Error Log Selecting this icon displays the log of errors that your server has encountered during operations System Error Log Date Time Error Code Location 1 00 04 13 00 51 32 25C38005 P1 M1 10 2 No entry Selecting the Clear icon erases the entries in this log 6 16 7046 Model B50 Service Guide RIPL Selecting the Remote Initial Program Load RIPL icon gives you access to the following selections He e Set Address Ping Config Exit The Set Address icon allows you to define addresses from which your server can receive RIPL code Chapter 6 Using System Management Services 6 17 Remote IPL Setup Client Addr 000 000 000 000 Server Addr 000 000 000 000 Gateway Addr 000 000 000 000 Subnet Mask 000 000 000 000 Save Exit If any of the
104. oad path E299 Start C code See Unresolved problems on page 3 26 execution E3xx Memory test See MAP 1240 Memory Problem Resolution on page 2 9 E440 Validate nvram 1 Verify that the system firmware is at the current initialize partitions as release level Update as necessary needed 2 See Unresolved problems on page 3 26 E441 Generate options 1 Verify that the system firmware is at the current node nvram release level Update as necessary configuration 2 See Unresolved problems on page 3 26 variable properties E442 Validate nvram 1 Verify that the system firmware is at the current partitions release level Update as necessary 2 See Unresolved problems on page 3 26 E443 Generate nvram 1 Suspect a system firmware problem If problem configuration persists verify that the system firmware is at variable dictionary current release level Update downlevel system words firmware 2 See Unresolved problems on page 3 26 E600 SSA PCI adapter 1 Replace the adapter open firmware has 2 See Unresolved problems on page 3 26 run successfully E601 SSA PCI adapter 1 Replace the adapter BIST has been started but failed to complete after 4 seconds 2 See Unresolved problems on page 3 26 Chapter 3 Error Code to FRU Index 3 25 Checkpoint Description Repair Action hex E602 SSA PCI adapter 1 Replace the adapter open firmware has 2
105. oblems The power LEDs on the operator panel and power supply do not come on or stay on Go to MAP 1520 Power on page 2 12 The power LED on the operator panel comes on and the system powers on automatically when A C power is applied Automatic power up is a feature on the Model B50 Refer to System Board Jumper Settings ion page 1 8 for the correct settings If the jumper is set in the disabled position replace the system board The power LED on the operator panel comes on and stays on but the system does not power on Go to MAP 1520 Power on page 2 12 The cooling fan s do not come on or come on but do not stay on Go to MAP 1520 Power on page 2 12 Other Symptoms or Problems You do not have a determined symptom Go to MAP 1020 Problem Determination on page 2 6 The system POST indicators are displayed on the system console the system pauses and then then restarts The term POST indicators refers to the icons graphic display or device mnemonics ASCII terminal that appear during the power on self test POST Go to Boot Problems or Concerns on page 3 27 Chapter 2 3 2 Maintenance Analysis Procedures MAPs Symptom Action The system stops and POST indicators are displayed on the system console The term POST indicators refer to the icons graphic display or device mnemonics ASCII terminal that appear during
106. odel B50 Service Guide Environmental Notices Product Recycling and Disposal This unit contains materials such as circuit boards and connectors with lead that require special handling and disposal at end of life Before this unit is disposed of these materials must be removed and recycled or discarded according to applicable regulations This manual contains specific information on batteries where applicable This product may contain nickel cadmium and or lithium batteries The battery s must be recycled or disposed of properly Recycling facilities may not be available in your area In the United States IBM has established a collection process for reuse recycling or proper disposal of used sealed lead acid nickel cadmium and nickel metal hydride batteries and battery packs from IBM equipment For information on proper disposal of the nickel cadmium batteries in this product please contact IBM at 1 800 426 4333 For information on battery disposal outside the United States contact your local waste disposal facility Environmental Design The environmental efforts that have gone into the design of this system signify IBM s commitment to improve the quality of its products and processes Some of these accomplishments include the elimination of the use of Class ozone depleting chemicals in the manufacturing process and reductions in manufacturing wastes For more information contact an IBM account representative Environmental N
107. oes not support storing the values e Some event occurred that caused the system to lose nonvolatile storage information drainage or replacement of the battery If you are running AlX this information can be reconstructed by running the bootlist command specifying the device that the Operating System is installed on Please refer to your AIX documentation for the exact syntax and usage of the bootlist command To boot the Operating System so that these values can be reconstructed power down the system and power it back up again This should cause the system to look for the Operating System in the devices contained in the custom boot list or in the default boot list depending on the condition of the system If this is not successful use the System Management Services Menus to modify the Boot Sequence also known as boot list to include devices that are known to contain a copy of the Operating System For example select a hard disk known to have a copy of the Operating System as the first and only device in the boot sequence boot list and attempt to boot again 20EE000B The system was not able to find an Operating System on the boot list that was attempted Modify the Boot Sequence also known as boot list to include devices that are known to contain a copy of the Operating System This can be accomplished by powering down the system powering it back up again and using the System Management Services Menus For exampl
108. olatile storage may have been lost This can happen if the battery has been removed To correct this situation refer to the bootlist reference in your AIX operating system documentation Software Default This option if supported by the operating system enables you to select a default operating system for your server Install From Enables you to select a media drive from which to install an operating system Chapter 6 Using System Management Services 6 7 ok gt 6 8 Boot Sequence Enables you to view and change the custom boot list the sequence in which devices are searched for operating system code You may choose from 1 to 5 devices for the custom boot list The default boot sequence is 1 The primary diskette drive 2 The CD ROM drive 3 Tape drive 4 Hard disk drive 5 Network device To change the custom boot list enter a new order in the New column then click on the Save icon The list of boot devices is updated to reflect the new order Attention To change the custom boot list back to the default values click on Default If you change your startup sequence you must be extremely careful when performing write operations for example copying saving or formatting You can accidentally overwrite data or programs if you select the wrong drive OK Prompt Enables you to go directly to the Open Firmware command prompt The Open Firmware command prompt is used for debugging and device driver de
109. on configuration page 2 9 E214 Memory test See MAP 1240 Memory Problem Resolution on page 2 9 E216 Copy ROS into See MAP 1240 Memory Problem Resolution on RAM Set up Translation and C environment E21A System has some See Unresolved problems on page 3 26 good memory E220 Final memory Replace system board see note 3 on page 2 1 configuration T FS See MAP 1240 Memory Problem Resolution on page 2 9 E240 Set up Winbond ISA Replace system board see note 3 on page 2 1 bridge E241 Reset PCI Bus Replace system board see note 3 on page 2 1 E242 Initialize ISA DMA Replace system board see note 3 on page 2 1 channel E243 Set up Grackle Replace system board see note 3 on page 2 1 3 24 7046 Model B50 Service Guide Checkpoint hex Description Repair Action E244 Enable system Replace system board see note 3 on page 2 1 speaker and send a beep E246 System firmware Replace system board see note 3 on page 2 1 corrupted take recover path E247 Capture DIMM Replace system board see note 3 on page 2 1 SPDs into NVRAM E249 Enter recover path s Replace system board see note 3 on page 2 1 main code E24C L2 cache array test Replace system board see note 3 on page 2 1 fails System hangs E24D L2 cache array test Replace system board see note 3 on page 2 1 fails System hangs E298 Take firmware Replace Softload Image soft l
110. onfigure 5th Boot Device NODOBPWNE L J Display Current Settings Lists the current order of devices in the boot list The following screen shows an example of this display 6 26 7046 Model B50 Service Guide Current Boot Sequence 1 Diskette 2 Ethernet Integrated 3 SCSI CD ROM id 3 slot 1 4 SCSI 500MB Hard Disk id 2 slot 1 5 SCSI 500MB Hard Disk id 4 slot 5 jX Exit gt L J Restore Default Settings e Primary diskette drive e CD ROM drive e Hard disk drive id 2 e Hard disk drive id 4 e Network device Restores the boot list to the default sequence of Selecting any of the Configure Boot Device options displays a screen similar to the following Chapter 6 Using System Management Services 6 27 f Configure Nth Boot Device Device Number Current Position Device Name 1 1 Diskette 2 2 Ethernet 3 3 SCSI CD ROM 4 4 SCSI 4 5GB Hard Disk 5 P prev page N next page X Exit gt L J Attention lf no user defined boot list exists and the privileged access password 6 28 has been enabled you are asked for the privileged access password at startup every time you boot up your server See Set Privileged Access Password on page 6 31 for more information on the privileged access password 7046 Model B50 Service Guide Utilities The Utilities screen enables you to select from the following system management tools Utilitie
111. ormation for Multiple Bus Systems e RS 6000 7046 Model B50 Setup Guide order number SA38 0562 is a pictorial guide designed to help system users set up their systems e RS 6000 7046 Model B50 User s Guide order number SA38 0563 provides information about installing options system operation and running diagnostics About This Book XV Trademarks The following trademarks apply to this information e AIX is a registered trademark of International Business Machines Corporation e PowerPC is a trademark of International Business Machines Corporation XVi 7046 Model B50 Service Guide Chapter 1 Front View Reference Information N wo FS 0000000 11 10 9 8 7 1 Power Switch Turns server power on and off 2 Hard Disk Drive Status Light Glows when server is reading from or writing to the hard disk 3 Power On Light Glows when server is on 4 Disk Drive Bay Cover Covers the hard disk drive bays 5 Reset Button Function depends upon the operating system installed 6 Operator Panel Display Function depends upon the operating system installed may display current status of server startup or diagnostic information in the event of a hardware problem 7 CD ROM Eject Button Releases the CD ROM from the CD ROM drive 8 CD ROM Emergency Eject Ejects CD ROM from the CD ROM drive if power is not avai
112. otices Xiii Xiv 7046 Model B50 Service Guide About This Book This book provides reference information maintenance analysis procedures MAPs error codes and removal and replacement procedures This book also provides information on diagnostics System Management Services and firmware flow A parts catalog is also included Note MAPs that are common to all systems are contained in Diagnostics Information for Multiple Bus Systems order number SA38 0509 This book is used by the service technician to repair system failures This book assumes that the service technician has had training on the server ISO 9000 ISO 9000 registered quality systems were used in the development and manufacturing of this product Online Publications RS 6000 publications are available online To access the online books visit our Web site at http www rs6000 ibm com resource hardware_docs Related Publications The following publications are available for purchase e Diagnostics Information for Multiple Bus Systems order number SA38 0509 contains common diagnostic procedures error codes service request numbers and failing function codes This manual is intended for trained service technicians e Adapters Devices and Cable Information for Multiple Bus Systems order number SA38 0516 contains information about adapters external devices and cabling This manual is intended to supplement information found in the Diagnostics Inf
113. port address device or FRU Adapters and cards are identified with AB CD The possible values for AB are 00 01 02 03 04 05 xy Processor bus ISA bus EISA bus MCA bus PCI bus used in the case where the PCI bus cannot be identified PCMCIA buses For PCI adapters where x is equal to or greater than 1 The x and y are characters in the range of 0 9 A H J N P Z O I and lowercase are omitted and are equal to the parent bus s ibm aix loc Open Firmware Property The possible values for CD depend on the adapter card For pluggable PCI adapters cards CD is the device s devfunc number PCI device number times 8 plus the function number The C and D are characters in the range of 0 9 and A F hex numbers Location codes therefore uniquely identify multiple adapters on individual PCI cards For pluggable ISA adapters CD is equal to the order the ISA cards defined configured either by SMIT or the ISA Adapter Configuration Service Aid For integrated ISA adapters CD is equal to a unique code identifying the ISA adapter In most cases this code is equal to the adapter s physical location code In cases where a physical location code is not available CD is FF EF is the connector ID used to identify the adapter s connector to which a resource is attached GH is used to identify a port device or FRU For example 4 4 7046 Model B50 Service Guide e For async devices GH defines the port on the fanout box
114. pport person for assistance 01 D1 00 00 Parallel port device 01 R1 Serial ports 1 2 device 01 S1 to 01 S2 Mouse port device 01 K1 01 00 Keyboard port device 01 K1 00 00 Audio port device 01 Q2 SRN Bus ID Possible Failing Device and Associated FRU AIX Location Code 9CC 100 PCI Bus 00 Internal SCSI port 1 10 80 system board see note 3 on page 2 1 and at the end of this table Internal External SCSI port 2 system board see note 3 on 30 58 page 2 1 and at the end of this table Internal Ethernet port 10 60 system board see note 3 on page 2 1 and at the end of this table Device installed in I O Slot 2 Adapter 10 90 to 10 97 Device installed in I O Slot 1 Adapter 10 b0 to 10 b7 651 730 ISA Bus Diskette Drive port device system board see note 3 on page 2 1 and at the end of this table system board see note 3 on page 2 1 and at the end of this table system board see note 3 on page 2 1 and at the end of this table system board see note 3 on page 2 1 and at the end of this table system board see note 3 on page 2 1 and at the end of this table system board see note 3 on page 2 1 and at the end of this table 3 12 7046 Model B50 Service Guide SRN Bus ID Possible Failing Device and Associated FRU AIX Location Code Tablet port device 01 Q1 system board see note 3 on page 2 1 and at the end of thi
115. ption 20A80002 Cannot get gateway Refer to Firmware Checkpoints on page 3 14 using IP address code E174 20A80003 Cannot get server Refer to Firmware Checkpoints on page 3 14 using hardware address code E174 20A80004 Bootp failed Refer to Firmware Checkpoints on page 3 14 using code E174 20A80005 File transmission Check network connection and try again TFTP failed 20A80006 Boot image too Verify boot server configuration large Ran out of available firmware memory resources loading boot image 20D00xxx Unknown or Unrecognized device 20D0000F Self test failed on Check the SMS error log entry for this error code The device no location code if present in the error log entry should error location code identify the location of the failing device information available 20D00010 Self test failed on Software Error Contact your service representative for device cannot assistance locate package 20D00011 Cannot determine The Machine Model is part of the System Vital Product Machine Model Data Perform corrective actions listed for errors 2BA00050 2BA00051 20E00xxx Security 20E00000 Power on password The password has been entered incorrectly ently rror Retry installing the password 20E00001 Privileged access The password has been entered incorrectly password entry Retry installing the password error 20E00002 Privileged access The privileged access password jumper is not in the password jumper correct position
116. r Operating 35 dBA Idle 30 dBA e Declared upper limit sound power levels Operating 5 2 Bels Idle 4 7 Bels Chapter 1 Reference Information 1 5 System Board Locations 1 6 J59 J56 J49 J45 J38 J22 J17 J13 J3 i A PA ar DI a MAN a A kb d f J39 J31 J29 J50 J6 J J53 J20 EJ35 ed g ne J139 J19 J28 J11 op AA A Bi o J25 sm aeee on E BI Mii J14 LETE EE Ly perg bj BREF 3 BR I J12 J46 J42426 J41 J30 J27 J18 7046 Model B50 Service Guide J7 J8 J2 J9 J10 J44 B1 J1 J2 J3 J4 J5 J6 J7 J8 J9 J10 J11 J12 J13 J14 J15 J16 J17 J18 J19 J20 J22 J23 J24 J25 Battery connector Not used 5x5 Auxiliary 5v connector Audio input connector Internal SCSI connector 2 CD ROM audio connector CD ROM audio connector Power connector Power connector Not used Media Fan connector Memory Connector 1 Not used Audio output connector Not used Remote Power up Jumper Diskette drive connector Microphone jack Reset Connector Memory Connector 3 Power on password jumper Headphone jack Serial port connector 2 Serial port connector 1 Tablet port connector J26 J27 J2
117. r the user s safety Use this power cable in conjunction with a properly grounded electrical outlet to avoid electrical shock Chapter 7 Removal and Replacement Procedures 7 1 Handling Static Sensitive Devices Attention Adapters planars diskette drives and disk drives are sensitive to static electricity discharge These devices are wrapped in antistatic bags as shown in this illustration to prevent this damage Take the following precautions e If you have an antistatic wrist strap available use it while handling the device e Do not remove the device from the antistatic bag until you are ready to install the device in the server e With the device still in its antistatic bag touch it to a metal frame of the system e Grasp cards and boards by the edges Hold drives by the frame Avoid touching the solder joints or pins e If you need to lay the device down while it is out of the antistatic bag lay it on the antistatic bag Before picking it up again touch the antistatic bag and the metal frame of the server at the same time e Handle the devices carefully in order to prevent permanent damage 7 2 7046 Model B50 Service Guide Removing the Cover 1 Remove any media diskette or CD from the drives as shown in the following illustration 2 Shut down programs as described in your op
118. rd 1 on planar 1 P2 Z1 A3 1 Identifies a SCSI device with a SCSI address of LUN 1 at SCSI ID 3 attached to SCSI bus 1 from planar 2 P1 12 E3 2 Identifies the second cable in a series of cables attached to Ethernet controller 3 in slot 2 12 on planar 1 Depending on the AIX and firmware levels AIX Diagnostics may include extended location information when identifing a planar or card The extended location information is always included when identifing a cable or connector Location codes with extended location information that display without a description identifing the devices always identify the cable attached to the port 4 2 7046 Model B50 Service Guide Name AIX Location Physical Logical Location Code Connection Identification Code System Planar 00 00 P1 Riser Card P1 1 J39 Memory DIMM 1 00 00 P1 M1 J11 Memory DIMM 2 00 00 P1 M2 J28 Memory DIMM 3 00 00 P1 M3 J19 Memory DIMM 4 00 00 P1 M4 J139 Diskette Drive 01 D1 00 00 P1 D1 J16 Base Address 0x03F0 Keyboard 01 K1 00 00 P1 K1 J59 Base Address 0x0060 Mouse 01 K1 01 00 P1 O1 J56 Base Address 0x0060 Audio Port 01 Q2 P1 Q2 Diskette Port 01 D1 P1 D1 J16 Base Address 0x03F0 Keyboard Port 01 K1 00 P1 K1 J59 Base Address 0x0060 Mouse Port 01 K1 01 P1 01 J56 Base Address 0x0060 Serial Port 1 01 S1 P1 S1 J24 Base Address 0x03F8 Serial Port 2 01 S2 P1 S2 J23 Base Address 0x02F8 Parallel Port 01 R1 P
119. ress the Esc key and start again Note If an error occurs when you attempt to set the privileged access password then make sure the password enabling jumper has been changed See Enabling the Privileged Access Password in the RS 6000 7046 Model B50 User s Guide for instructions on changing the password enabling jumper After you have entered and verified the password the privileged access password icon flashes and changes to the locked position to indicate that your server now requires the password you just entered before running system programs Attention 1 Once the password enabling jumper has been changed and the privileged access password has been set great care must be taken to preserve the privileged access password f you set the privileged access password and later misplace it your server must be returned for service To prevent loss of system use record the privileged access password immediately whenever it is changed 2 If no user defined boot list exists and the privileged access password has been enabled you are asked for the privileged access password at startup every time you boot your server Moving the password enabling jumper back to the default position does not disable or erase the privileged access password Removing the jumper or moving the jumper back to the default position only prohibits changing or disabling this password with the System Manageme
120. rtain keys are pressed during system startup the server searches the default or custom boot list for a bootable image to start in service mode instead of normal mode After a successful service mode boot the diagnostic programs are started automatically This chapter describes the default and custom boot lists and how to boot from these in either normal or service mode Default Boot List The default boot list is composed of the first device found of each of the following types 1 Diskette drive 2 CD ROM drive 3 Disk drive 4 Network device If this default boot list is used during system startup the server attempts to boot from the diskette drive then from the CD ROM drive then from the first disk drive encountered and finally the first network connection encountered Custom Boot List The contents of the custom boot list can be defined by using the graphical System Management Services or the text based System Management Services When the custom boot list is used during system startup the server attempts to boot in turn from each specific device in the custom boot list Note Only the specific devices contained in the custom boot list are checked for a bootable image Other devices of the same type are not searched for a bootable image unless they are also specified in the custom boot list Refer o for more information on custom boot lists Chapter 5 Loading the System Diagnostics 5 1 If no bootable image is found in
121. s Set Passwords and Unattended Start Mode SCSI Spin Up Display Error Log Remote Initial Program Load Setup Change SCSI id Update System Firmware Select Console NOOB WNME Chapter 6 Using System Management Services 6 29 Set Password and Unattended Start Mode Entering this selection permits access to the following options Password Utilities Set Power On Password Remove Power On Password Unattended Start Mode lt OFF gt Set Privileged Access Password Remove Privileged Access Password CER L J Set Power On Password Setting a power on password helps protect information stored in your server You can use any combination of up to eight characters A Z a z and 0 9 for your password The password you type is not displayed on the screen Press Enter when you are finished you must type the password again for verification If you previously had set a power on password and wanted to remove it select Remove Power On Password Notes 1 If you want to disable an installed power on password but not erase it move the power on password jumper as described in Disabling the Power On Password in the User s Guide Moving the jumper back to the default position re enables the power on password unless it has been removed in the System Management Services Utilities or by removing the battery 2 If you forget your password you can erase the password by shutting down the server an
122. s on page 3 26 node E1BF Create pwr mgmt See Unresolved problems on page 3 26 node E1C0 Create ISA ethernet See Unresolved problems on page 3 26 node E1C5 Create ISA interrupt See Unresolved problems on page 3 26 controller pic node E1C6 Create dma node See Unresolved problems on page 3 26 E1D0 Create PCI scsi See Unresolved problems on page 3 26 node E1D3 Create wildcard See Unresolved problems on page 3 26 SCSI block device node SD E1D4 Create wildcard See Unresolved problems on page 3 26 SCSI byte device node ST E1DB Create floppy See Unresolved problems on page 3 26 3 20 7046 Model B50 Service Guide Checkpoint hex Description Repair Action E1DC Dynamic console If a console is attached but nothing is displayed on it selection follow the steps associated with All display problems in the Entry MAP tables If selection screen s can be seen on the terminals and the appropriate key on the input device associated with the desired display or terminal is pressed within approximately 60 seconds but there is no response to the keystrokes 1 If selecting the console with a keyboard attached to the system replace the keyboard If replacing the keyboard does not fix the problem replace system board see note 3 on page 2 1 2 If selecting the console with an ASCII terminal suspect the ASCII terminal Use t
123. s 9 AO Ax Keyboards BO Bx Mouse s CO Cx Dials DO Tablet D1 Dx Future input devices B AO Service processor Appendix A Interpreting Firmware Error Codes A 5 A 6 7046 Model B50 Service Guide Index A about this book xv activity LED 7 20 activity LED cable assembly 7 20 adapter 7 25 adapter removal 7 25 AIX location codes 4 3 audio ports 1 2 B battery 7 31 changing 7 31 boot list 5 1 service mode boot 5 2 boot options 5 3 boot problems 3 27 bus SRN to FRU table 3 12 C CD ROM drive assembly 7 23 CD ROM eject button 1 1 changing battery 7 31 command line open firmware 6 40 cover removal 7 3 7 4 custom boot list 5 1 D DASD 2 pack 7 6 DASD assembly 7 6 default boot list 5 1 diagnostics 5 1 custom boot list 5 1 default boot list 5 1 loading in service mode 5 2 online 5 3 diagnostics continued recommended boot options 5 3 service mode boot 5 2 standalone 5 3 disk drive bay cover 7 17 diskette dirve status light 1 1 diskette drive assembly 7 22 diskette eject button 1 1 E emergency eject CD ROM 1 1 entry map 2 1 environmental notices battery xiii design xiii disposal recycling xiii product disposal xiii recycling xiii error code to FRU index error codes firmware A 1 Ethernet port 1 2 expansion slots 1 2 F firmware checkpoints 3 14 formats 4 1 AIX location codes 4 3 front covers 7 17 H hard disk drive cover 1 1 hard disk drive status light 1 1 he
124. s table Note If a network adapter or the system board is replaced the network administrator must be notified so that the client IP addresses used by the server can be changed In addition the operating system configuration of the network controller may need to be changed in order to enable system startup Also check to ensure that any client or server that addresses this system is updated Memory PD Bits The following table expands the firmware error code 25Cyyrrr on page 3 9 where yy is the PD value listed in the following table Use these values to identify the type of memory that generated the error If you replace FRUs and the problem is still not corrected go to MAP 0030 in the Diagnostics Information for Multiple Bus Systems unless otherwise indicated in the tables PD Value Size Speed nsecs Parity ECC 58 34MB 10 ECC 38 128MB 10 ECC Chapter 3 Error Code to FRU Index 3 13 Firmware Checkpoints The following table contains a list of checkpoints issued by the firmware during initialization Checkpoint Description Repair Action hex E100 Reserved Unused See Unresolved problems on page 3 26 E101 Video enabled See Unresolved problems on page 3 26 extended memory test Quick restart path E102 Firmware restart See Unresolved problems on page 3 26 with cfg d parms Quick restart path E103 Set memory refresh
125. sole If you have more than one keyboard and display attached to your server or if you have an ASCII terminal attached to your server in addition to a keyboard and display this tool allows you to define which one is active 6 10 7046 Model B50 Service Guide Password When you select this icon the following screen is displayed Power On n M i Y Dj Entry Remove Remote lt Off gt Privileged Entry Remove p Exit Power On Password Setting a power on password helps protect information stored in your server Ifa power on password is set for your server the Power On status icon is shown in the locked position If a power on password is not set then the Power On status icon is shown in the unlocked position as shown in the screen above When you select the Entry icon a screen with eight empty boxes displays Type your password in these boxes You can use any combination of up to eight characters A Z a z and 0 9 for your password As you type a character a key appears in the box Chapter 6 Using System Management Services 6 11 Enter Password if gt i i Ti Press Enter when you are finished you must type the password again for verification Verify Password L If you type the password incorrectly press Esc and start again
126. st e To set or restore a Power on password use the SMS utility e To set or restore the Time and Date use the Operating System facility 2 If the error is persistent replace the battery 3 If the error is persistent after battery replacement replace the system board see note 3 on page A 3 10 7046 Model B50 Service Guide Error Code Function Description Repair Action Possible Failing FRU 28030001 RTC initialization Refer to action for 28030xxx required RTC not updating corrected 28030002 Bad time date 1 Set the Time and Date values 2 Refer to action for 28030xxx if problem persists 28030003 RTC initialization Replace the system board see note 3 on page 2 1 required RTC not updating not corrected 28030004 RTC operating 1 Set or Restore the Time and Date mode parameters 2 Refer to action for 28030xxx if problem persists changed ie data format 28030005 RTC Battery error 1 Replace the battery Note Password Time and Date needs to be set 2 Refer to action for 28030xxx if problem persists 28A00040 Fan failure Check on the following e Ensure fans CPU fansink connector J26 and System fan connector J27 are properly connected to the I O planar e Reseat all suspected fan s connectors e Look for obstructions that may prevent the fans from normal operations For example a cable caught in the fan preventing it from spinning e Replace any s
127. st See Unresolved problems on page 3 26 E190 Create ISA node See Unresolved problems on page 3 26 E193 Initialize Super I O See Unresolved problems on page 3 26 E196 Probe ISA bus See Unresolved problems on page 3 26 E19C Create tablet node See Unresolved problems on page 3 26 E19D Create nvram node See Unresolved problems on page 3 26 E19E RTC node creation Refer to Error Code 28030xxx and initialization Chapter 3 Error Code to FRU Index 3 19 controller fdc node Checkpoint Description Repair Action hex E19F Create eeprom node See Unresolved problems on page 3 26 E1AD See description of See Unresolved problems on page 3 26 checkpoint E1DE E1BO Create Ipt node See Unresolved problems on page 3 26 E1B1 Create serial node See Unresolved problems on page 3 26 E1B2 Create audio node See Unresolved problems on page 3 26 E1B3 Create 8042 node See Unresolved problems on page 3 26 E1B6 Probe for ISA See Unresolved problems on page 3 26 keyboard E1BA Enable L2 cache See Unresolved problems on page 3 26 E1BB Set cache parms for See Unresolved problems on page 3 26 burst E1BC Set cache parms for See Unresolved problems on page 3 26 512KB E1BD Probe for ISA See Unresolved problems on page 3 26 mouse E1BE Create op panel See Unresolved problem
128. sure that the diagnostics and the operating system are shut down 2 Turn off the power 3 4 Insert the diagnostic CD ROM into the CD ROM drive Turn the power on Note lf you are unable to insert the diagnostic CD ROM go to Step 1540 2 When the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on a graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal If the Console Selection screen is displayed choose the system console Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Go to Step 1540 2 YES Go to Step 1540 13 on page 2 28 Step 1540 2 Notes 1 If an ASCII terminal has been defined as the system console do not disconnect the ASCII terminal cable from the connector for serial port 1 at the rear of the server If a display attached to a display adapter has been defined as the system console do not disconnect the display from the display adapter or the keyboard from the keyboard connector on the rear of the server Turn off the power Disconnect all external cables parallel serial 1 serial 2 keyboard mouse tablet AUI RJ45 ethernet SCSI audio etc Label and record the location of any external cables attached to the PCI adapters Disconnect all the cables from the adapters
129. t be verified If the intended boot device is not correctly identified in the boot sequence add it to the boot sequence using the SMS menus If the intended boot device cannot be added to the boot sequence go to step 3 If attempting to boot from the network go to step 2 If attempting to boot from a disk drive or CD ROM go to step 3 2 If attempting to boot from the network e Verify that IP parameters are correct e Attempt to Ping the target server using the SMS Ping utility If the ping is successful have the network administrator verify the server configuration for this client e Turn power Off then On and retry the boot operation e Check the network cabling to adapter 3 Try to boot and run standalone diagnostics against the system particularly against the intended boot device Chapter 3 Error Code to FRU Index 3 27 If the intended boot device is not listed in the NEW RESOURCE list go to MAP 0290 Missing Resource Problem Resolution in Diagnostics Information for Multiple Bus Systems If an SRN not an 8 digit error code is reported go to Diagnostics Information for Multiple Bus Systems If the diagnostics are successful it may be necessary to perform an operating system specific recovery process or reinstall the operating system If unable to load standalone diagnostics a Verify that the SCSI bus is properly terminated b Check the SCSI cabling c It is possible that another attached SCSI de
130. ten the thumbscrew 7 24 7046 Model B50 Service Guide Adapter Removal 1 If you have not already done so remove the covers as described in the Cover on page 7 3 2 Note the location of the adapter you are removing 3 Remove the expansion slot screw for the adapter Then grasp the adapter and pull it free from the socket as shown in the following illustration d 4 If you are not replacing the adapter in this slot install an expansion slot cover into the empty expansion slot as shown in the following illustration Replacement Replace in reverse order Chapter 7 Removal and Replacement Procedures 7 25 Memory Modules You can increase the amount of memory in your system by installing memory modules Your server uses 168 pin 3 3 volt dual inline Error Correcting Code ECC memory modules DIMMs to increase system memory You install memory modules into connectors inside the server You can install up to 1024MB of ECC memory 1MB equals approximately 1000000 bytes The memory module sizes for your system include 256MB 128MB 64MB 32MB and 16MB The available speed for these memory modules is 60 ns Note When you install memory modules install the new modules into the first available unused connector starting at slot 4 Removing Memory Modules 1 Locate the memory module connectors on the system board The memory module connectors are shown in the following figure
131. teps analyze a failure in loading the diagnostic programs Note Be prepared to answer questions regarding the operator panel display and to perform certain actions based on displayed POST indicators Please be observant of these conditions Insert the diagnostic CD ROM disc into the CD ROM drive Turn off the power Turn on the power If the keyboard indicator is displayed the word keyboard on an ASCII terminal or the keyboard and hand icon on a graphical display press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal Enter any requested passwords Wait until the diagnostics are loaded or the system appears to stop 7 Find your symptom in the following table then follow the instructions given in the Action column APUN O al Symptom Action The disk LED is blinking rapidly or E1EA or The flash EPROM data is corrupted The E1EB is displayed on the operator panel recovery procedure for the flash EPROM should be performed See page 6 22 The system stops with a prompt to enter a Enter the password You will not be allowed to password continue until a correct password has been entered When you have entered a valid password go to the beginning of this table and wait for one of the other conditions to occur The diagnostics loaded Go to MAP 0020 in Diagnostics Information for Multiple Bus Systems 2 6 7046 Model B50 Service Guide Symptom A
132. the firmware information in your server has been damaged perform a firmware recovery To perform a firmware recovery do the following 1 2 O oa A O Locate your firmware update diskette Using another server rename the img file on the firmware update diskette to precover img Make sure your server is turned off Insert the firmware recovery diskette into your server Turn on your server When the keyboard indicator appears press the 1 key if the system console is an ASCII terminal or the F1 key if the system console is a directly attached keyboard When the System Management Services appear choose Utilities and perform a Firmware Update 6 22 7046 Model B50 Service Guide Text Based System Management Services The text based Open Firmware command line and System Management Services are available if an ASCII terminal is attached to your server To start the text based System Management Services instead of the Open Firmware command line press 1 on the ASCII terminal keyboard when the keyboard text symbol appears during startup After the text based System Management Services starts the following screen appears Note The version of firmware currently installed in your server is displayed at the top of each screen in the text based System Management Services Please note the version number processor upgrades may require a specified version of firmware to be installed in your server Update System
133. the power on self test POST Go to MAP 1540 Minimum Configuration on page 2 17 to isolate the problem The system stops and the message STARTING SOFTWARE PLEASE WAIT is displayed on the ASCII terminal or the boot indicator is displayed on a graphics terminal Go to Firmware Checkpoints on page 3 14 The system does not respond to the password being entered or the system login prompt is displayed when booting in service mode Verify that the password is being entered from a keyboard or ASCII terminal defined as the system console If so then the keyboard or its controller may be faulty e If the password is being entered from a keyboard attached to the system replace the keyboard If that does not fix the problem replace the system board see note 3 on page 2 1 e If the password is being entered from an ASCII terminal use the Problem Determination Procedures for the ASCII terminal Make sure the ASCII terminal is connected to Serial Port 1 Replace the system board if these procedures do not reveal a problem see note 3 on page 2 1 No codes are displayed on the operator panel within a few seconds of turning on the system The operator panel is blank before the system is powered on Reseat the operator panel cable If the problem is not resolved replace these parts in the following order 1 Operator Panel Assembly Update the VPD information in the new operator panel
134. the remote system you must provide the addresses needed to communicate with the remote system Select the appropriate device from the Ping menu to display a screen similar to the following Ping 1 Client IP Address 129 132 4 20 2 Server IP Address 129 132 4 10 3 Gateway IP Address 129 132 4 30 4 Subnet Mask 255 255 255 0 jE Execute jX Exit gt Change SCSI ID This option allows you to view and change the addresses of the SCSI controllers attached to you server Update System Firmware This option allows you to update your system firmware Note that you must insert a diskette containing the firmware update image after you see a confirmation screen To create a firmware diskette with the latest level of firmware available see the following Web site http www rs6000 ibm com support micro When you are prompted insert the firmware update diskette containing the new firmware image Chapter 6 Using System Management Services 6 37 This selection will update your System Firmware Do you want to continue Press Y Yes N No Firmware Recovery If a troubleshooting procedure has indicated that the firmware information in your server has been damaged perform a firmware recovery To perform a firmware recovery do the following 1 2 O oa DA O Locate your firmware update diskette Using another server rename the img file on the firmware update diskette to precover img
135. this equipment using Safe Extra Low Voltages only In order to maintain the separate independent approval of the manufacturer s adapters it is essential that other optional cards not supplied by the manufacturer do not use main voltages or any other excessive voltages Seek advice from a competent engineer before installing other adapters not supplied by the manufacturer Avis de conformit aux normes du ministere des Communications du Canada Cet appareil num rique de la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada Canadian Department of Communications Compliance Statement This Class A digital apparatus meets the requirements of the Canadian Interference Causing Equipment Regulations viii 7046 Model B50 Service Guide VCCI Statement CORE MERE SERBE ERES VCC DREI EII AMARME CT CORRER CERT SLE RES BERIT OEMBVED COBRAN UREA SEO BR AASZLEMBVYES The following is a summary of the VCCI Japanese statement in the box above This is a Class A product based on the standard of the Voluntary Control Council for Interference by Information Technology Equipment VCCI If this equipment is used in a domestic environment radio disturbance may arise When such trouble occurs the user may be required to take corrective actions Electromagnetic Interference EMI Statement Taiwan SSeS ie te HARA aon ERA AE RF AYRE BIS REE TSR o 2 FA OR ER SIE The fo
136. ties program 6 9 I O port cable assembly 7 21 internal disk drive 7 24 V media cover 7 17 memory modules 7 26 operator panel display 7 19 power supply 7 7 power switch 7 18 reset button 7 19 riser card 7 11 riser card bracket 7 10 system board 7 12 replacing battery 7 31 reset button 1 1 7 19 riser card 7 11 riser card bracket 7 10 S SCSI port 1 2 SCSI security jumpers 7 16 serial ports 1 2 server removal 7 3 service mode boot 5 2 specifications 1 4 speed memory 7 26 starting system programs 6 1 6 23 status light CD ROM 1 1 storage devices 7 24 Sys Config program 6 4 system board 7 12 system programs 6 1 starting 6 1 6 23 Sys Config 6 4 Utilities 6 9 volume control CD ROM 1 1 Index X 3 X 4 7046 Model B50 Service Guide Reader s Comments We d Like to Hear From You RS 6000 7046 Model B50 Service Guide Form Number SA38 0564 00 Overall how satisfied are you with the information in this book Very Very Satisfied Satisfied Neutral Dissatisfied Dissatisfied Overall Satisfaction o o o a O How satisfied are you that the information in this book is Very Very Satisfied Satisfied Neutral Dissatisfied Dissatisfied Accurate O o o o o Complete O o o o D Easy to find O o o o o Easy to understand o o o o o Well organized O o o o o Applicable to your tasks o o o o o Please tell us how we can improve this book Thank you for your response May we contact you o Yes O No Whe
137. ting system Because the type of diagnostics started standalone or online depends on the source from which they are loaded changing the boot list used during system startup can affect which diagnostics are run Recommended Boot Options The procedures under Loading Diagnostics in Service Mode Boot on page 5 2 produce the following recommended results e Default boot list F5 or 5 key with diagnostics CD ROM inserted loads Standalone Diagnostics e Custom boot list F6 or 6 key without diagnostics CD ROM inserted loads Online Diagnostics if AIX is installed on a device in the custom boot list Chapter 5 Loading the System Diagnostics 5 3 Summary of Boot Options and Control Keys You can press the following keys when the keyboard POST indicator appears Key Result F1 display keyboard Normal mode boot graphical System Management Services starts 1 ASCII keyboard Normal mode boot text based System Management Services starts F5 display keyboard Service mode boot default boot list 5 ASCII keyboard F6 display keyboard Service mode boot default boot list Service mode boot custom boot list 6 ASCII keyboard Service mode boot custom boot list F8 display keyboard Normal mode boot Open Firmware command line 8 ASCII keyboard Normal mode boot Open Firmware command line 5 4 7046 Model B50 Service Guide Chapter 6 Using Syste
138. tion for the specific xxx value 21EDOxxx SCSI Changer Refer to error codes 21A00xxx through 21A0004 for a description and repair action for the specific xxx value 21EE0xxx Other SCSI device Refer to error codes 21A00xxx through 21A0004 for a type description and repair action for the specific xxx value 21F00xxx SCSI CD ROM Refer to error codes 21A00xxx through 21A0004 for a description and repair action for the specific xxx value 21F20xxx SCSI Read Write Refer to error codes 21A00xxx through 21A0004 for a Optical description and repair action for the specific xxx value 2200xxxx Network Controller problem 22000001 Internal wrap test Replace the adapter failed 22001001 Internal wrap test Replace the adapter failed 22002001 Adapter failed to Replace the adapter complete hardware initialization 22010001 Adapter failed to Replace the adapter complete hardware initilization 22011001 Adapter failed to Replace the adapter complete hardware initilization Chapter 3 Error Code to FRU Index 3 5 Error Code Function Description Repair Action Possible Failing FRU 25000xxx Memory Controller problem 25000000 Memory controller Replace system board see note 3 on page 2 1 failed 2501 0xxx Flash Update problem 25010000 No diskette in drive Insert diskette containing firmware update file 25010001 Diskette seek error 1 Retry function
139. uching two surfaces with different electrical potentials During an electrical storm do not connect cables for display stations printers telephones or station protectors for communication lines CAUTION This product is equipped with a three wire power cord and plug for the user s safety Use this power cable with a properly grounded electrical outlet to avoid electrical shock 2 12 7046 Model B50 Service Guide DANGER To prevent electrical shock hazard disconnect the power cord from the electrical outlet before relocating the system Step 1520 1 You may be directed to this MAP for several reasons 1 There is no indication of activity when the power button on the operator panel is pressed The power LED does not come on and none of the fans including the fan in the power supply start to turn Go to Step 1520 2 2 When the power button on the operator panel is pressed the system begins to power on but the power does not stay on Go to Step 1520 2 Step 1520 2 1 Unplug the power cord from the Power Distribution Unit PDU Power Distribution Bus PDB and the power outlet 2 Unplug the power cord from the PDU PDB and the power supply 3 Check that the power cord from the power outlet to the PDU PDB has continuity 4 Check that the power cord from the PDU PDB to the power supply has continuity 5 Check that the power outlet has been wired correctly with the correct volta
140. umbers of the memory modules Then remove all but one of the memory modules 8 Disconnect the SCSI cables from the SCSI connectors J4 and J33 on the system board 9 Disconnect the diskette drive cable from the diskette drive connector J16 on the system board 10 Disconnect the internal serial tablet and ethernet port cables J23 J24 J25 and J50 11 Turn on the power Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Go to Step 1540 5 on page 2 21 YES Go to Step 1540 4 on page 2 20 Chapter 2 Maintenance Analysis Procedures MAPs 2 19 Step 1540 4 One of the FRUs remaining in the server is defective 1 Turn off the power 2 Exchange one of the FRUs in the following list e System board see note 3 on page 2 1 e Memory module 3 Turn on the power Note You are asked questions regarding the operator panel display You are also asked to perform certain actions based on displayed POST indicators Please be observant of these conditions Does the operator panel do one of the following e Stop with any code other than E1DC E1F2 E1F3 E1F7 or E14D e Alternate between E1FD and any other code NO Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems YES Reinstall the original FRU Repeat the FRU replacement steps until the defective FRU is ident
141. uration One of the FRUs adapters that you removed is probably defective 1 2 NOOO ff 8 Turn off the power Replace the riser card support bracket as described in Riser Card Support Bracket on page 7 10 Install a FRU adapter and connect any internal cables and devices that were attached to it Turn on the power Make sure the diagnostic CD ROM disc is inserted into the CD ROM drive If the Console Selection screen is displayed choose the system console After the keyboard indicator is displayed press the F5 key on the directly attached keyboard or the number 5 key on an ASCII terminal keyboard Enter the appropriate password if you are prompted to do so Is the Please define the System Console screen displayed NO Go to Step 1540 13 on page 2 28 YES Repeat this step until all of the FRUs adapters are installed Go to MAP 0410 Repair Checkout in the Diagnostics Information for Multiple Bus Systems Chapter 2 Maintenance Analysis Procedures MAPs 2 27 Step 1540 13 1 Make sure the diagnostic CD ROM disc is inserted into the CD ROM drive 2 Turn off the power 3 Starting with the last installed adapter disconnect one attached device and cable 4 Turn on the power 5 If the Console Selection screen is displayed choose the system console 6 After the keyboard indicator begins blinking press the F5 key on the directly attached keyboard or the number 5 key on an
142. uspected fan s that may cause this error e If after replacing the suspected fan s and the problem still exists then replace the system board see note 3 on page 2 1 28A00050 Power Supply Replace the power suppply Failure 29XXXXXX Keyboard Mouse problems 29000002 Keyboard Mouse Replace system board see note 3 on page 2 1 controller failed self test 29A00003 Keyboard not 1 Keyboard present detected 2 Replace system board see note 3 on page P 1 29A00004 Keyboard stuck key 1 Keyboard detected 2 Replace system board see note 3 on page P 1 29B00004 Mouse not 1 Mouse present detected 2 Replace system board see note 3 on page 2 1 Chapter 3 Error Code to FRU Index 3 11 Bus SRN to FRU Reference Table This table is used to locate defective FRUs within the system board PCI and ISA buses and indicates which devices should be tested for each SRN For this procedure if possible diagnostics are run on the riser card bus devices with all adapters removed from the failing bus If a failure is detected on this system with all adapters removed from the failing bus the riser card is the isolated FRU If a failure is not detected the adapters are added back one at a time to their original slot location and the configuration is tested until a failure is detected The failure is then isolated to the failing FRU If a failure has not been detected and all the FRUs have been tested call your technical service su
143. ve to the tray 7 Lift the drive out of the tray Replacement Replace in the reverse order Chapter 7 Removal and Replacement Procedures 7 23 Internal Disk Drives Removal 1 Remove the disk drive bay cover as described in Front Covers on page 7 17 2 Press together the tabs located on the left side of the drive carrier and pivot the handle towards you as shown in the following illustration This disconnects the drive carrier from the rear connector 3 Continue pulling the drive carrier out of the bay until it is completely removed Replacement 1 Touch the static protective package to any unpainted metal surface on the server then remove the drive from the package 2 Using the instructions that came with the drive check that any switches or jumpers on the drive are set correctly 3 With the drive handle pivoted to the open position insert the drive carrier completely into the selected drive bay Note It is important to ensure that the drive carrier is inserted firmly into the connector located in the rear of the bay 4 Pivot the drive handle completely to the left until the drive handle locks and the drive is firmly seated 5 If you have another drive to install do so now If not continue with step 6 6 Replace the the disk drive bay cover Align the two notches on the left side of the drive bay cover with the cover of the server Pivot the cover to the right until it is reinstalled and tigh
144. velopment For more information about the operation of the Open Firmware command prompt refer to IEEE Standard 1275 MultiBoot Startup Clicking on this button toggles whether the Multiboot menu appears automatically at startup 7046 Model B50 Service Guide Utilities a Selecting this icon enables you to perform various tasks and view additional information about your server w S ima mi Password Spin Delay Error Log RIPL SCSI id Update Console Exit The following describes the options available on this screen Password Enables you to set password protection for turning on the server and for using system administration tools Hard Disk Spin Up Delay Enables you to change the spin up delay for SCSI hard disk drives attached to your server Error Log Enables you to view and clear the firmware error log information for your server Chapter 6 Using System Management Services RIPL Remote Initial Program Load Allows you to select a remote system from which to load programs through a network adapter when your server is first turned on This option also allows you to configure network adapters which require setup SCSI ID Allows you to view and change the addresses IDs of the SCSI controllers attached to your server Update Allows you to update the system firmware program Con
145. vice is causing the problem Disconnect the signal and power cables from any other SCSI devices attached to the SCSI adapter that the CD ROM drive is attached to Try to boot the standalone diagnostics again If unable to load standalone diagnostics go to step 4 If standalone diagnostics load one of the disconnected devices is causing the problem reconnect the devices one at a time Retry the boot operation until the problem recurs and replace the device that caused the problem If the problem appears to be one of the SCSI devices be aware it could be either the SCSI device or the SCSI adapter Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems 4 It is possible that another installed adapter is causing the problem e Remove all installed adapters except the one the CD ROM drive is attached to and the one used for the console Try to boot the standalone diagnostics again If unable to load standalone diagnostics go to step 5 If standalone diagnostics load reinstall adapters and attached devices as applicable one at a time Retry the boot operation until the problem recurs Then replace the adapter or device that caused the problem the system board can also cause the device or adapter to fail Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems 5 Either the CD ROM drive SCSI adapter the graphics adapter or the system board is most likely
146. vice is requested and service has not recently been performed e An alterations and attachments review is performed 1 10 7046 Model B50 Service Guide e Changes have been made to the equipment that may affect the safe operation of the equipment e External devices with separate power supplies have been attached If the inspection indicates an unacceptable safety condition the condition must be corrected before anyone can service the machine Note The owner of the server is responsible to correct any unsafe conditions Perform the following checks 1 Check the covers for sharp edges and for damage or alterations that expose the internal parts of the server 2 Check the covers for proper fit to the server They should be in place and secure 3 Gently rock the server from side to side to determine if it is steady 4 Set the power switch of the server to Off 5 Disconnect the power cable 6 Remove the covers 7 Check for alterations or attachments If there are any check for obvious safety hazards such as broken wires sharp edges or broken insulation 8 Check the internal cables for damage 9 Check for dirt water and any other contamination within the server 10 Check the external power cable for damage 11 With the external power cable connected to the server check for 0 1 ohm or less resistance between the ground lug on the external power cable plug and the metal frame 12 Perform the following checks on
147. ware command line can be used to set up adapters that are not configurable with the System Management Services Your adapter documentation directs you to use this option if it is needed 6 40 7046 Model B50 Service Guide Chapter 7 Removal and Replacement Procedures Before performing any of the removal or replacement procedures in this chapter read the following notice DANGER An electrical outlet that is not correctly wired could place hazardous voltage on metal parts of the system or the devices that attach to the system It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded to prevent an electrical shock Before installing or removing signal cables ensure that the power cables for the server and all attached devices are unplugged When adding or removing any additional devices to or from the system ensure that the power cables for those devices are unplugged before the signal cables are connected You must disconnect all power cables from the existing system before opening the server to add a device Use one hand when possible to connect or disconnect signal cables to prevent a possible shock from touching two surfaces with different electrical potentials During an electrical storm do not connect cables for display stations printers telephones or station protectors for communications lines CAUTION This product is equipped with a 3 wire power cable and plug fo
148. wer on the system Does the system stop with a memory checkpoint displayed on the operator panel NO Repeat this step until all the memory modules are installed and tested If all the memory modules have been installed reseating the memory modules has corrected the problem Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems YES Go to Step 1240 3 on page 2 11 2 10 7046 Model B50 Service Guide Step 1240 3 The failure may be caused by the last memory module installed or the system board To isolate the failing FRU do the following 1 Power off the system 2 Exchange the last memory module installed 3 Power on the system Does the system stop with a memory checkpoint displayed on the operator panel NO Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems YES Go to Step 1240 4 Step 1240 4 One of the FRUs remaining in the system unit is defective 1 Power off the system 2 Exchange the following FRUs in the order listed e System Board e Power Supply 3 Power on the system Does the system stop with a memory checkpoint displayed on the operator panel NO Go to MAP 0410 Repair Checkout in Diagnostics Information for Multiple Bus Systems YES Reinstall the original FRU Repeat this step until the defective FRU is identified or all the FRUs have been exchanged If the symptom did not change and all the FRUs have be
149. wer switch cable from the system board J40 Replacement Replace in reverse order 7 18 7046 Model B50 Service Guide Reset Button and Operator Panel Display Assembly Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Remove the front covers as described in Front Covers on page 7 17 3 To remove the reset button and operator panel display assembly gently pull the top of the card A in the following illustration out of its bracket and lift the assembly from the chassis then disconnect the cable from the system board J41 Replacement Replace in reverse order Chapter 7 Removal and Replacement Procedures 7 19 Activity LED and Cable Assemblies Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Remove the front covers as described in Front Covers on page 7 17 3 To remove either activity LED and cable press the LED A in the following illustration into the chassis from the front and pull the LED and cable from behind the front of the chassis 4 Disconnect the cable from the system board Replacement Replace in the reverse order 7 20 7046 Model B50 Service Guide I O Port Cable Assembly Removal 1 If you have not already done so remove the cover as described in the Cover on page 7 3 2 Disconnect the following cables from the system board e Serial Port 1
150. y See Unresolved problems on page 3 26 node E135 Create memory See Unresolved problems on page 3 26 SIMM DIMM node E136 Test memory See Unresolved problems on page 3 26 E137 Create openprom See Unresolved problems on page 3 26 node E138 Create options node See Unresolved problems on page 3 26 E139 Create aliases node See Unresolved problems on page 3 26 and system aliases E13A Create packages See Unresolved problems on page 3 26 node E140 PReP style load See Unresolved problems on page 3 26 E149 Create boot mgr See Unresolved problems on page 3 26 node E14C Create See Unresolved problems on page 3 26 terminal emulator node E14D Load boot image See Boot Problems or Concerns on page 3 27 E14E Create Client See Unresolved problems on page 3 26 Interface node dictionary E14F NVRAM validation See Unresolved problems on page 3 26 config variable token generation E150 Create host See Unresolved problems on page 3 26 primary PCI controller node E151 Probe primary PCI 1 Replace PCI Adapter s bus 2 Replace system board see note 3 on page 2 1 See Unresolved problems on page 3 26 E152 Probe for adapter 1 Replace PCI Adapter s FCODE evaluate if 2 Replace system board see note 3 on page 2 1 present See Unresolved problems on page 3 26 E153 End adapter FCODE See Unresolved problems on page 3 26 probe evaluation
151. ystems 2 16 7046 Model B50 Service Guide MAP 1540 Minimum Configuration Note If you were sent to this MAP from the Diagnostics Information for Multiple Bus Systems as a result of an SRN 101 xxx problem go to Boot Problems or Concerns on page 3 27 and follow the instructions there before using the MAP 1540 steps Purpose of this MAP This MAP is used to locate defective FRUs not found by normal diagnostics For this procedure diagnostics are run on a minimally configured system If a failure is detected on the minimally configured system the remaining FRUs are exchanged one at a time until the failing FRU is identified If a failure is not detected FRUs are added back until the failure occurs The failure is then isolated to the failing FRU Notes 1 Be sure to unplug the power cable before removing or installing the memory module s riser card or system board to avoid damage to them 2 This MAP assumes that a CD ROM drive is installed and connected to the integrated SCSI adapter and a Diagnostics CD ROM disc is available 3 If a power on password or privileged access password is installed you are prompted to enter the password before the diagnostic CD ROM can load 4 The term POST indicators refer to the icons graphic display or device mnemonics ASCII terminal that appear during the power on self test POST Chapter 2 Maintenance Analysis Procedures MAPs 2 17 Step 1540 1 1 6 7 En

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