IBM PC 300GL User's Manual
Contents
1. a 14 HB i a EN p5 10 EH A a ol as nat dH Rocker switches The two rocker switches on the system board are used for custom configuration For the location of the small and large rocker switches see items Id and Kj above The large rocker switch has eight switches for setting microprocessor speeds for compatibility with the system board The following table shows the rocker switch settings for compatibility with the corresponding microprocessor speeds Chapter 2 System board features 15 16 PC 300 GL and 300 PL Table 6 Large rocker switch settings Microprocessor speed 1 2 100 150 200 Off Off Off Off Off Off Off 133 200 266 Off Off Off Off 133 200 266 Off Off Off Off Off Off Off Off 166 250 333 Off Off Off Off Off 200 300 400 Off Off Off Off Off 233 350 466 Off Off Off Off Off Off 266 400 533 Off Off Off Off Off 300 450 600 On Off Off Off Off Off Off 333 500 666 On Off Off Off Off Off Off 366 500 733 On Off Off Off Off Off Off Off 400 6002. Table 24 Diskette drive connector pin assignments Pin Signal T O Pin Signal VO 1 Drive2 installed I 18 Direction in O 2 High density O 19 Ground N A select 3 Not connected N A 20 Step O 4 Not connected N A 21 Ground N A 5 Ground N A 22 Write data O 6 Data rate 0 N A 23 Ground N A 7 Ground N A 24 Write enable O 8 Index I 25 Ground N A 9 Reserved N A 26 Track0 I 10 Motor enable 0 O 27 MSENO I 11 Ground N A 28 Write protect I 12 Drive select 1 O 29 Ground N A 13 Ground N A 30 Read data I 14 Drive select 0 O 31 Ground N A 15 Ground N A 32 Head 1 select O 16 Motor enable 1 O 33 Data rate 1 N A 17 MSEN1 I 34 Diskette changes I Appendix A Connector pin assignments Power supply connector Table 25 Power supply connector pin assignments Pin Signal Function Pin Signal Function 1 3 3 V dc 3 3 V dc 11 3 3 V dc 3 3 V dc 2 3 3 V dc 3 3 V dc 12 12 V dc 12 V dc 3 COM Ground 13 COM Ground 4 5V dc 5 V dc 14 PS ON DC Remote Enable 5 COM Ground 15 COM Ground 6 5V dc 5 V dc 16 COM Ground 7 COM Ground 17 COM Ground 8 POK PWR GOOD 18 Reserved Reserved 9 5 VSB Standby Voltage 19 5V dc 5 V dc 10 12 V dc 12 V dc 20 5V dc 5 V dc Wake on LAN con
3. Pin Signal name I O Pin Signal name I O 19 MD14 I O 103 MD46 I O 20 MD15 I O 104 MD47 I O 21 NC I O 105 NC I O 22 NC I O 106 NC I O 23 GND I O 107 GND N A 24 NC N A 108 NC N A 25 NC N A 109 NC N A 26 VDD N A 110 VDD N A 27 WE I 111 CAS N A 28 DOMBO I 112 DOMB4 I 29 DOMB1 I 113 DOMB4 I 30 SO I 114 S1 I 31 OEO I 115 RAS N A 32 GND N A 116 GND N A 33 AO I 117 Al I 34 A2 I 118 A3 I 35 A4 I 119 A5 I 36 A6 I 120 A7 I 37 A8 I 121 A9 I 38 A10 AP I 122 A11 I 39 NC 123 NC 40 VDD N A 124 VDD N A 41 NC N A 125 CK1 N A 42 CKO N A 126 A14 O 43 GND N A 127 GND N A 44 OE2 I 128 CKEO N A 45 S2 I 129 S3 I 46 DOMB2 I 130 DOMB6 I 47 DOMB3 I 131 DOMB7 I 48 WE2 I 132 A15 I 49 VDD N A 133 VDD N A 50 NC N A 134 NC N A 51 NC N A 135 NC N A 52 NC I O 136 NC I O 58 NC I O 137 NC I O 38 PC300GL and 300 PL Table 21 System memory connector pin input output Pin Signal name I O Pin Signal name I O 54 GND N A 138 GND N A 55 MD16 I O 139 MD48 I O 56 MD17 I O 140 MD49 I O 57 MD18 I O 141 MD50 I O 58 MD19 I O 142 MD51 I O 59 VDD N A 143 VDD N A 60 MD20 I O 144 MD52 I O 61 CKE1 N A 145 NC N A 62 VREF N A 146 VREF N A 63 CKE1 N A 147 NC N A 64 GND N A 148 GND N A 65 MD21 I O 149 MD53 I O 66 M
4. At operator position Idle 33dBA Operating 39 dBA At bystander position 1 meter 3 3 ft Idle 4 4 bels Operating 4 9 bels Note These levels were measures in controlled acoustical environments according to procedures specified by the American National Standards Institute ANSI 12 10 and ISO 7779 and are reported in accordance with ISO 9296 Actual sound pressure levels in your location might exceed the average values stated because of room reflections and other nearby noise sources The declared sound power levels indicate an upper limit below which a large number of computers will operate PC300 PL and GL tower 22 PC300GL and 300 PL Dimensions Height 378 mm 14 9 in Width 192 mm 7 6 in Depth 383 mm 15 1 in Weight Minimum configuration as shipped 8 3 kg 18 3 1b Maximum configuration 10 2 kg 22 5 1b Environment e Air temperature System on 10 to 35 C 50 to 95 F System off 10 to 43 C 50 to 110 F Humidity System on 8 to 80 System off 8 to 80 Maximum altitude 2134 m 7000 ft the maximum altitude at which the specified air temperatures apply At higher altitudes the maximum air temperatures are lower than those specified Electrical input e Input voltage Low range Minimum 90 V ac Maximum 137 V ac Input frequency range 57 63 Hz Voltage switch setting 115 V ac High Range Minimum
5. Room for up to 1 GB of system memory total Integrated IDE bus master controller Ultra DMA 66 capable EIDE hard disk drive System management Remote Program Load RPL and Dynamic Host Configuration Protocol DHCP Wake on LAN support Desktop Management Interface DMI BIOS and DMI software Integrated network protocols Enablement for Remote Administration Ability to update POST and BIOS over the network Wake on Ring support Automatic power on startup System Management SM BIOS and software Ability to store POST hardware test results Selectable startup sequence Selectable Automatic Power ON Startup Sequence CMOS Save Restore utility program CMOS setup over LAN IDE CD ROM drive standard on some models CD RW Rewritable drive standard on some models DVD ROM drive standard on some models Asynchronous Digital Subscriber Line ADSL modem standard on some models Asset security Security settings provided by the Configuration Setup Utility program Power on and administrator password protection Startup sequence control Hard disk drive and diskette drive access control I O port control Cover lock loop PC 300GL models only Cover key lock PC 300PL models only U bolt and security cabling optional 1 Variable read rate Actual playback speed will vary and is often less than the maximum possible Copyright IBM Corp 2000 CD RW DVD ROM 2 PC 300 GL and 300 PL Diskette write prot
6. 17 DQ13 DQ13 101 DQ45 DQ45 18 VCC VCC 102 VCC VCC 19 DQ14 DQ14 103 DQ46 DQ46 20 DQ15 DQ15 104 DQ47 DQ47 21 NC CBO 105 NC CB4 22 NC CB1 106 NC CB5 23 VSS VSS 107 VSS VSS 24 NC NC 108 NC NC 25 NC NC 109 NC NC 26 VCC VCC 110 VCC VCC 27 WE WEO 111 CAS CAS 28 DOMBO DOMBO 112 DOMB4 DOMBA 29 DQMBI1 DQMBI1 113 DQMB5 DQMB5 30 SO S0 114 NC S1 31 DU NC 115 RAS RAS 32 VSS VSS 116 VSS VSS 33 AO AO 117 Al Al 34 A2 A2 118 A3 A3 35 A4 A4 119 A5 A5 Appendix A Connector pin assignments 35 Table 20 System memory connector pin assignments Pin x64 nonparity x72 ECC Pin x64 nonparity x72 ECC 36 A6 A6 120 A7 A7 37 AB A8 121 A9 A9 38 A10 AP A10 AP 122 BAO BAO 39 NC BAI 123 NC All 40 VCC VCC 124 VCC VCC 41 VCC VCC 125 CK1 CK1 42 CKO CKO 126 A12 A12 43 VSS VSS 127 VSS VSS 44 DU NC 128 CKEO CKEO 45 92 92 129 NC 33 46 DOMB2 DOMB2 130 DOMB6 DOMB6 47 DOMB3 DOMB3 131 DOMB7 DOMB7 48 DU NC 132 A13 A13 49 VCC VCC 133 VCC VCC 50 NC NC 134 NC NC 51 NC NC 135 NC NC 52 NC CB2 136 NC CB6 53 NC CB3 137 NC CB7 54 VSS VSS 138 VSS VSS 55 DO16 DO16 139 DO48 DO48 56 DO17 DO17 140 DO49 DO49 57 DO18 DO18 141 DO50 DQ50 58 DO19 DO19 142 DQ51 DQ51 59 VCC VCC 143 VCC VCC 60 DQ20 DQ20 144 DQ52 DQ52 61 NC NC 145 NC NC 62 NC NC 146 NC NC 63 NC CKE1 147 NC NC 64 VSS VSS 148 VSS VSS 65 DO21 DO21 149 DO
7. 180 V ac Maximum 265 V ac Input frequency range 47 53 Hz Voltage switch setting 230 V ac Input kilovolt amperes KVA approximately Minimum configuration as shipped 0 08 kVA Maximum configuration 0 51 kVA Note Power consumption and heat output vary depending on the number and type of optional features installed and the power management optional features in use Heat output Approximate heat output in British thermal units Btu per hour Minimum configuration 256 Btu hr 75 watts Maximum configuration 706 Btu hr 207 watts Airflow e Approximately 0 5 cubic meter per minute 18 cubic feet per minute Acoustical noise emission values e Average sound pressure levels At operator position Idle 33dBA Operating 40 dBA At bystander position 1 meter 3 3 ft Idle 4 4 bels Operating 4 9 bels Note These levels were measures in controlled acoustical environments according to procedures specified by the American National Standards Institute ANSI 512 10 and ISO 7779 and are reported in accordance with ISO 9296 Actual sound pressure levels in your location might exceed the average values stated because of room reflections and other nearby noise sources The declared sound power levels indicate an upper limit below which a large number of computers will operate Chapter 3 Physicalspecifications 23 24 PC300 GL and 300 PL Chapter 4 Power supply Power input Power
8. A22 Address data 28 I O B22 Ground N A A23 Address data 26 I O B23 Address data 27 I O A24 Ground I O B24 Address data25 N A A25 Address data 24 I O B25 3 3 V dc N A A26 IDSEL O B26 C BE 3 I O A27 3 3 V dc N A B27 Address data23 I O 40 PC300GL and 300 PL Table 22 PCI connector pin assignments Pin Signal VO Pin Signal VO A28 Address data 22 I O B28 Ground N A A29 Address data 20 I O B29 Address data21 I O A30 Ground I O B30 Address data19 N A A31 Address data 18 I O B31 13 3 V dc N A A32 Address data 16 I O B32 Address data 17 I O A33 3 3 V de N A B33 C BE2 I O A34 FRAME I O B34 Ground N A A35 Ground N A B35 IRDY I O A36 TRDY I O B36 3 3 V dc N A A37 Ground N A B37 DEVSEL I O A38 STOP I O B38 Ground N A A39 3 3 V de N A B39 LOCK I O A40 SDONE I O B40 PERR I O A41 SBO I O B41 3 3 V dc N A A42 Ground N A B42 SERR I O A43 3 3 V dc N A B43 3 3 V dc N A A44 C BE 1 I O B44 C BE 1 I O A45 Address data 14 I O B45 Address data 14 I O A46 Ground N A B46 Ground N A A47 Address data 12 I O B47 Address data 12 I O A48 Address data 10 I O B48 Address data 10 I O A49 Ground N A B49 Ground N A A50 Key N A B50 Key N A A51 Key N A B51 Key N A A52 Address data 8 I O B52 Address data 8 I O A53 Address data 7 I O B53 Address data 7 I O A54 3 3
9. 0 Page Table Address register 00 07 0089 Channel 6 Page Table Address register 00 07 008A Channel 7 Page Table Address register 00 07 008B Channel 5 Page Table Address register 00 07 008F Channel 4 Page Table Address Refresh register 00 07 00CO Channel 4 Memory Address register 00 15 Yes 00C2 Channel 4 Transfer Count register 00 15 Yes 00C4 Channel 5 Memory Address register 00 15 Yes 00C6 Channel 5 Transfer Count register 00 15 Yes 00C8 Channel 6 Memory Address register 00 15 Yes 00CA Channel 6 Transfer Count register 00 15 Yes 00CC Channel 7 Memory Address register 00 15 Yes 50 PC300GL and 300 PL Table 34 DMA V O address map Address hex Description Bits Byte pointer 00CE Channel 7 Transfer Count register 00 15 Yes 00DO Channels 4 7 Read Status Write Command 00 07 register 00D2 Channels 4 7 Write Request register 00 02 00D4 Channels 4 7 Write Single Mask register bit 00 02 00D6 Channels 4 7 Mode register write 00 07 00D8 Channels 4 7 Clear byte pointer write N A 00DA Channels 4 7 Master clear write temp read 00 07 00DC Channels 4 7 Clear Mask register write 00 03 00DE Channels 4 7 Write All Mask register bits 00 03 00DF Channels 507 8 or 16 bit mode select 00 07 PCI configuration space map Table 35 PCI configuration space map Bus number hex Device number hex Function number hex Description 00
10. 127 bytes General I O locations available to PCI bus 0170 0177 8 bytes Secondary IDE channel 01F0 01F7 8 bytes Primary IDE channel 0200 0207 8 bytes Available 0220 0227 8 bytes Serial port 3 or 4 0228 0277 80 bytes General I O locations available to PCI bus 0278 027F 8 bytes LPT3 48 PC300GL and 300 PL Table 33 I O address map Address hex Size Description 0280 02E7 102 bytes Available 02E8 02EF 8 bytes Serial port 3 or 4 02F8 02FF 8 bytes COM2 0338 033F 8 bytes Serial port 3 or 4 0340 036F 48 bytes Available 0370 0371 2 bytes SIO planar Plug and Play index data registers 0372 0375 4 bytes Available 0376 0377 2 bytes IDE channel 1 command 0378 037F 8 bytes LPT2 0380 03B3 52 bytes Available 03B4 03B7 4 bytes Video 03BA 1 byte Video 03BC 03BE 16 bytes LPT1 03C0 03CF 16 bytes Video 0334 03D7 4 bytes Video 03DA 1 byte Video 03D0 03DF 11 bytes Available 03E0 03E7 8 bytes Available 03E8 03EF 8 bytes COM3 or COMA 03F0 03F5 6 bytes Diskette channel 1 03F6 1 byte Primary IDE channel command port 03F7 Write 1 byte Diskette channel command 03F7 bit 7 1 bit Diskette disk change channel 03F7 bits 6 0 7 bits Primary IDE channel status port 03F8 03FF 8 bytes COMI 0400 047F 128 bytes Available 0480 048F 16 bytes DMA channel high page registers 0490 0CF7 1912 bytes Available OCF8 0CFB 4 byte
11. 16 bits Open 54 PC300 GL and 300 PL Appendix D Error codes Complete lists of POST and beep error codes are provided in the PC300GL and PC 300PL User Guide and in the Hardware Maintenance Manual POST error codes POST error messages appear when during startup POST finds problems with the hardware or a change in the hardware configuration POST error messages are 3 4 5 8 or 12 character alphanumeric messages Beep codes Beep codes are a series of tones in sets of two or three that sound when there are POST errors The beep pattern represents numeric values and provides further information about the location of a potential problem The Hardware Maintenance Manual provides a complete list of beep codes Copyright IBM Corp 2000 55 56 PC 300 GL and 300 PL Appendix E Notices and Trademarks This publication was developed for products and services offered in the U S A IBM may not offer the products services or features discussed in this document in other countries Consult your local IBM representative for information on the products and services currently available in your area Any reference to an IBM product program or service is not intended to state or imply that only that IBM product program or service may be used Any functionally equivalent product program or service that does not infringe any IBM intellectual property right may be used instead However it is the user s responsibility to
12. 3 V dc 5 to 5 0 0 A 10 0 A 5 V ac auxiliary 5 to 5 0 0 A 0 720 A The total combined 3 3 V and 5 V power must not exceed 100 watts Copyright IBM Corp 2000 25 Component outputs The power supply provides separate voltage sources for the system board and internal storage devices The following figures show the approximate power that is provided for specific system components Many components draw less current than the maximum shown Table 10 System board Supply voltage Maximum current Tolerance 43 3 V dc 5000 mA 5 0 to 5 0 5 0 V dc 6000 mA 5 0 to 4 0 12 0 V dc 25 0 mA 5 0 to 5 0 12 0 V dc 25 0 mA 10 0 to 9 0 Table 11 Keyboard port Supply voltage Maximum current Tolerance 5 0 V dc 275 mA 5 0 to 4 0 Table 12 Auxiliary device port Supply voltage Maximum current Tolerance 5 0 V de 300 mA 5 0 to 4 0 Table 13 PCI bus adapters per slot Supply voltage Maximum current Tolerance 5 0 V dc 1000 mA 5 0 to 4 0 3 3 V dc 1500 mA 5 0 to 4 0 Note For each PCI connector the maximum power consumption is rated at 5 watts for 5 V dc and 43 3 V dc combined If maximum power is used the overall system configuration will be limited in performance Table 14 USB port Supply voltage Maximum current Tolerance 5 0 V d
13. 30 Diagnostic program 222eeeeeeeeneen 30 Chapter 6 System compatibility 31 Hardware compatibility 0 0 00 e eee 31 Hardware interrupts 0c cece 31 Software compatibility 0 0 0 0 cece 32 Software interrupts 00 c eee eee eee 32 Machine sensitive programs 22222222220 32 Appendix A Connector pin assignments 33 SVGA monitor connector 22222 seen 33 DVI I monitor connector 0 0 0 ees 34 System memory connector aasa assessoren 34 PGI c nnect rs 22 2 2 ra 40 IDE connectors 0 nes 42 Diskette drive connectOr 0 000 c eee eee eee 43 Power supply connector n sesers ssns rrn 44 Wake on LAN connectors 0000 e cece eee 44 USB port connectors 6 eee eee 44 Mouse and keyboard port connectors 45 Serial port connector s s s ususse sorer rere 45 Parallel port connector 00 cece eee eee eee 46 Appendix B System address maps 47 System memory map 1 eee 47 Input output address map 6 000 48 DMA I O address map 50 PCI configuration space Map e eee eee ee 51 Appendix C IRQ and DMA channel assignments 53 Appendix D Error codes 55 POST error cod S 1 ccc cect eese 55 Beep codes iocos eU ER MEA en ERG 55 Appendix E Notices and Trademarks 57 Bibliography 5s 44 20 xr ER 0 59 Pre
14. E ECP 12 EEPROM 13 end of interrupt EOI 31 enhanced parallel port 12 EOI end of interrupt 31 EPP 12 error codes alphanumeric 55 beep 55 complete lists 55 POS Ethernet 13 expansion adapters 13 PCI 13 slots 13 extended capabilities port 12 F flash EEPROM 13 update utility 30 frames per second 8 GB viii E gigabyte vill H hardware interrupts 31 hex VIII IDE connector 42 input output address map 48 integrated peripheral controller 11 interrupts hardware 31 PCI 31 software 32 K keyboard port connector 45 kilobytes Vill machine model byte 32 machine sensitive programs 32 major features 1 megabyte vill memory connectors 34 system 5 microprocessor 9 MMX 5 mouse 12 mouse port connector 45 N network Eathernet 13 token ring 13 O overview 1 overvoltage 27 P PAL 8 parallel port 12 parallel port connector 46 CI connectors 40 interrupts 31 PCI configuration space map 51 PCI connector 40 in assignments 33 lug and Play 29 port keyboard 12 mouse 12 parallel 12 ports serial 11 POST 29 errors 55 Power input output 25 power supply 27 suppi connector 44 Power Supply 2 power on self test 29 _ publications related Vil R real time clock 13 related publications VII Remote Program Local 13 reserved VIII 61 Rocker Switches 15 S serial port connector 45 Serial ports 11 shutdown 27 SMID 1 software CDs 30 compatibility 32 diagnostic program 30 syst
15. be used with the audio adapter These speakers are available with a wide range of features and power outputs e Line In port for connecting musical devices such as a portable CD ROM player or stereo e Microphone for connecting a microphone Integrated peripheral controller Control of the integrated input output I O and diskette drive controllers is provided by a single module the integrated peripheral controller SMC FDC 87B813 This module which supports Plug and Play technology controls the following features e Diskette drive interface e Serial port e Parallel port e Keyboard and mouse ports Diskette Drive Interface PC 300GL and PC 300PL personal computers have four drive bays for installing internal devices The following is a list of devices that the diskette drive subsystem supports 1 44 MB 3 5 inch diskette drive 1 44 MB 3 5 inch 3 mode drive for Japan no BIOS support for 3 mode drive 1 2 MB 5 25 inch diskette 1 Mbps 500 Kbps or 250 Kbps internal tape drive One connector is provided on the system board for diskette drive support For information on the connector pin assignments see Diskette drive connector on page 43 Serial ports Two universal asynchronous receiver transmitter UART serial ports are integrated into the system board The two serial ports include 16 byte data first in first out FIFO buffers and have programmable baud rate generators The serial ports are NS16450 and PC16
16. com hwdev Plug and Play BIOS Specification for Windows 2000 Source Microsoft Corporation Plug and Play BIOS Specification Errata and Clarifications 1 0 Source Microsoft Corporation Universal Serial Bus Specifications Source http www usb org Video Electronics Standards Association 1 2 Source http www vesa org 59 60 PC 300 GL and 300 PL Index A Accelerated Graphics Port 8 ACPI 30 address maps DMA I O 50 input output 48 PCI configuration 51 system memory 47 Adlib 10 ADSL modems 3 Advanced Configuration and Power Interface 30 Advanced Power Management 30 AGP 8 APM 30 audio connectors 10 controller 10 device drivers 10 subsystem 10 B basic input output system 29 be error es bibliogra BIOS 59 d bus PCI 7 universal serial 7 C CD RW Rewritable 2 channel assignments DMA 54 IRQ 53 chip set 5 clock 13 CMOS 13 compatibility ardware 31 software 32 component current 26 Configuration Setup Utility 30 connector cables 17 diskette drive 43 DVH 34 IDE 42 keyboard 45 mouse port 45 parallel port 46 PCI40 power supply 44 serial port 4 SVGA 33 24 system memor USB 44 Wake on LAN 44 Connector Panel desktop tower 17 connector panel desktop 18 tower 19 Copyright IBM Corp 2000 D DDC9 DIMM 6 direct memory access 7 diskette drive connector 43 interface 11 DMA 7 DMA I O address map 50 dual inline memory module 6 DVD ROM 2 DVI I connector 34 interface 8
17. evaluate and verify the operation of any non IBM product program or service IBM may have patents or pending patent applications covering subject matter described in this document The furnishing of this document does not give you any license to these patents You can send license inquiries in writing to IBM Director of Licensing IBM Corporation North Castle Drive Armonk NY 10504 1785 U S A The following paragraph does not apply to the United Kingdom or any country where such provisions are inconsistent with local law INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT 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 information 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 IBM may make improvements and or changes in the product s and or the program s described in this publication at any time without notice Any references in this publication to non IBM Web sites are provided for convenience only and do not in any manner serve as an endorsement of those Web sites The materials at th
18. includes general information about using computers and detailed information about the features of the PC 300GL and the PC 300PL personal computer This publication is available on the World Wide Web at http www ibm com pc support e About Your Software This publication provided only with computers that have IBM preinstalled software contains information about the preinstalled software package Hardware Maintenance Manual This publication contains information for trained service technicians Itis available at http www ibm com pc support on the World Wide Web and it can also be ordered from IBM To purchase a copy see the Getting Help Service and Information section in the PC 300GL and PC 300PL User Guide e Compatibility Report This publication contains information about compatible hardware and software for the PC 300GL and PC 300PL personal computer It is available at http www ibm com pc us cdt on the World Wide Web Network Administrator s Guide This publication contains information for network administrators who configure and service local area networks LANs Look for this publication at http www ibm com pc us cdt on the World Wide Web O Copyright IBM Corp 2000 vii Terminology Attention The term reserved describes certain signals bits and registers that should not be changed Use of reserved areas can cause compatibility problems loss of data or permanent damage to the hardware If you chan
19. 0 PL Chapter 2 System board features This section includes information about system board features For an illustration of the system board see Physical layout on page 14 Intel Pentium Ill microprocessor with MMX technology PC 300 GL personal computer types 6563 6564 and 6574 and PC 300 PL personal computer type 6565 come with an Intel Pentium III microprocessor The microprocessor has an attached heat sink which plugs directly into a connector on the system board More information on this microprocessor is available at http www intel com on the World Wide Web Features The features of the Pentium III microprocessor are as follows Optimization for 32 bit software Operation at a low voltage level Intel microprocessor serial number 64 bit microprocessor data bus 100 133 MHz front side bus FSB Math coprocessor Internet Streaming SIMD extensions MMX technology which boosts the processing of graphic video and audio data L2 Cache The Pentium III microprocessor provides up to 512 KB L2 cache The L2 cache error corrected code ECC function is automatically enabled if ECC memory is installed If nonparity memory is installed the L2 cache is non ECC Chip set control The chip set design is the interface between the microprocessor and the following Memory subsystem PCI bus IDE bus master connection High performance PCI to ISA bridge USB ports SMBus Enhanced DMA controller Real time clock
20. 00 00 VIA VT 82C694X north bridge 00 01 00 VIA VT 82C694X north bridge 00 02 00 VIA VT 82C596B south bridge 00 02 01 VIA VT 82C596B south bridge 00 02 02 VIA VT 82C596B south bridge 00 02 03 Intel 82371AB power management 00 0x12 00 ESS 1930 audio controller 01 00 00 S3Tio3D AGP video 00 0x10 N A Slot 1 00 0x 0F N A Slot 2 00 0x 0E N A Slot 3 Appendix B System address maps 51 52 PC300 GL and 300 PL Appendix C IRQ and DMA channel assignments The following tables list the interrupt request IRQ and direct memory access DMA channel assignments Table 36 IRO channel assignments IRO System resource NMI Critical system error SMI System management interrupt power management 0 Reserved interval timer 1 Reserved keyboard 2 Reserved cascade interrupt from slave PIC 3 COM2 4 COMI 5 LPT2 audio if present 6 Diskette controller 7 LPT1 8 Real time clock 9 ACPI 10 Available to user 11 Available to user 12 Mouse port 13 Reserved math coprocessor 14 Primary IDE if present 15 Secondary IDE if present Copyright IBM Corp 2000 53 Table 37 DMA channel assignments DMA channel Data width System resource 0 8 bits Open 1 8 bits Open 2 8 bits Diskette drive 3 8 bits Parallel port for ECP or EPP 4 Reserved cascade channel 5 16 bits Open 6 16 bits Open 7
21. 29 mm 16 9 in Weight Minimum configuration as shipped 9 53 kg 21 Ib Maximum configuration 10 4 kg 23 1b Environment e Air temperature Systemon 10 to 35 C 50 to 95 F System off 10 to 43 C 50 to 110 F Humidity System on 8 to 80 System off 8 to 80 Maximum altitude 2134 m 7000 ft the maximum altitude at which the specified air temperatures apply At higher altitudes the maximum air temperatures are lower than those specified Electrical input e Input voltage Low range Minimum 90 V ac Maximum 137 V ac Input frequency range 57 63 Hz Voltage switch setting 115 V ac High Range Minimum 180 V ac Maximum 265 V ac Input frequency range 47 53 Hz Voltage switch setting 230 V ac Input kilovolt amperes KVA approximately Minimum configuration as shipped 0 08 kVA Maximum configuration 0 51 kVA Copyright IBM Corp 2000 21 Note Power consumption and heat output vary depending on the number and type of optional features installed and the power management optional features in use Heat output Approximate heat output in British thermal units Btu per hour Minimum configuration 256 Btu hr 75 watts Maximum configuration 706 Btu hr 207 watts Airflow e Approximately 0 5 cubic meter per minute 18 cubic feet per minute Acoustical noise emission values e _ Average sound pressure levels
22. 53 DQ53 66 DQ22 DQ22 150 DQ54 DQ54 67 DQ23 DQ23 151 DQ55 DQ55 68 VSS VSS 152 VSS VSS 69 DO24 DO24 153 DQ56 DQ56 70 DQ25 DQ25 154 DQ57 DQ57 36 PC300 GL and 300 PL Table 20 System memory connector pin assignments Pin x64 nonparity x72 ECC Pin x64 nonparity x72 ECC 71 DO26 DO26 155 DO58 DQ58 72 DQ27 DQ27 156 DQ59 DQ59 73 VCC VCC 157 VCC VCC 74 DO28 DO28 158 DO60 DO60 75 DQ29 DQ29 159 DO61 DO61 76 DQ30 DQ30 160 DQ62 DQ62 77 DQ31 DQ31 161 DQ63 DQ63 78 VSS VSS 162 VSS VSS 79 CK2 CK2 163 CK3 CK3 80 NC NC 164 NC NC 81 NC NC 165 SAO SAO 82 SKA SDA 166 SA1 SA1 83 SCL SCL 167 SA2 SA2 84 VCC VCC 168 VCC VCC Table 21 System memory connector pin input output Pin Signal name I O Pin Signal name I O 1 GND N A 85 GND N A 2 MDO I O 86 MD32 I O 3 MD1 I O 87 MD33 I O 4 MD2 I O 88 MD34 I O 5 MD3 I O 89 MD35 I O 6 VDD I O 90 VDD N A 7 MD4 I O 91 MD36 N A 8 MD5 I O 92 MD37 I O 9 MD6 I O 93 MD38 I O 10 MD7 I O 94 MD39 I O 11 MD8 PARO I O 95 MD40 I O 12 GND N A 96 GND N A 13 MD9 I O 97 MD41 I O 14 MD10 I O 98 MD42 I O 15 MD11 I O 99 MD43 I O 16 MD12 1 O 100 MD44 I O 17 MD13 I O 101 MD45 I O 18 VDD N A 102 VDD N A Appendix A Connector pin assignments 37 Table 21 System memory connector pin input output
23. 550A compatible For information on the connector pin assignments see Serial port connector on page 45 Note Current loop interface is not supported Chapter2 System board features 11 The following figure shows the serial port assignments in the configuration Table 4 Serial port assignments Port assignment Address range hex IRO level Serial 1 03F8 03FF IRO4 Serial 2 02F8 02FF IRO3 Serial 3 03E8 03FF IRO4 Serial 4 O2E8 027F IRO13 The default setting for the serial port is COMI Parallel port Integrated in the system board is support for extended capabilities port ECP enhanced parallel port EPP and standard parallel port SPP modes The modes of operation are selected through the Configuration Setup Utility program with the default mode set to SPP The following figure shows the parallel port assignments used in the configuration Table 5 Parallel port assignments Port assignment Address range hex IRO level Parallel 1 03BC 03BE IRO7 Parallel 2 0378 037F IRO5 Parallel 3 0278 03FF IRO5 The default setting for the parallel port is Parallel 1 The system board has one connector for the parallel port For information on the connector pin assignments see Parallel port connector on page 46 Keyboard and mouse ports 12 PC 300 GL and 300 PL A general purpose 8 bit microcontroller 8042AH compatible controls the mouse and keyboard subsyst
24. 800 Off Off Off Off Off 433 650 866 Off Off Off Off Off Off Table 6 Large rocker switch settings 9 1 2 3 4 5 6 7 8 466 Off On Off On Off Off Off Off 700 933 500 Off On Off Off Off Off Off Off 750 1000 533 Off Off On On Off Off Off Off 800 1066 Reserved Off Off Off On Off Off Off Off The small rocker switch has three functions By moving switch 1 to the On position you activate the diskette write protect feature By moving switch 2 to the On position you clear the CMOS This rocker switch is also used for flash recovery See the PC 300GL and PC 300PL User Guide for instruction Table 7 Small rocker switch settings Function On Diskette write protect Switch 1 Clear CMOS Switch 2 Cable connectors Connections for attaching devices are provided on the back of the computer Each connection has a corresponding device symbol The connectors are USB 2 Mouse Keyboard Serial 2 Parallel Monitor Ethernet adapter with RJ 45 connector some models only Integrated audio controller with line in line out and microphone connectors Connector panel On the following connector panel illustrations note the device connection symbols A connector provided by an adapter might not have an identifying symbol For pin out details on connectors see Appendix A Connector pin as
25. Connector description The power supply for PC 300GL and PC 300PL personal computers has four 4 pin connectors for internal devices The total power used by the connectors must not exceed the amount shown in Component outputs on page 26 For connector pin assignments see Appendix A Connector pin assignments on page 33 Chapter4 Powersupply 27 28 PC300 GL and 300 PL Chapter 5 System software This section briefly describes some of the system software included with your computer BIOS Your personal computer uses the IBM basic input output system BIOS which is stored in flash electrically erasable programmable read only memory EEPROM Some features of the BIOS are PCI support according to PCI BIOS Specification 2 2 Microsoft PCI IRO Routing Table Plug and Play support according to Plug and Play BIOS Specification 1 1a Advanced Power Management APM support according to APM BIOS Interface Specification 1 2 Wake on LAN support e Wake on Ring support Remote Initial Program Load RIPL and Dynamic Host Configuration Protocol DHCP Flash over LAN support Alternate startup sequence IBM Look and Feel such as screen arrangements and user interface ACPI Advanced Configuration and Power Interface IDE Logical Block Addressing LBA LSA 2 0 support Digital optical disk support LS 120 disk drive support DM BIOS 2 1 DMI 2 0 compliant PC99 compliance Plug and Play Support for Plug and Play conforms to th
26. D22 I O 150 MD54 I O 67 MD23 I O 151 MD55 I O 68 GND N A 152 GND N A 69 MD24 I O 153 MD56 I O 70 MD25 I O 154 MD57 I O 71 MD26 I O 155 MD58 I O 72 MD27 I O 156 MD59 I O 73 VDD N A 157 VDD N A 74 MD28 I O 158 MD60 I O 75 MD29 I O 159 MD61 I O 76 MD30 I O 160 MD62 I O 77 MD31 I O 161 MD63 I O 78 GND N A 162 GND N A 79 CK2 O 163 CK3 O 80 NC N A 164 NC N A 81 NC O 165 SA0 O 82 SDA O 166 SA1 O 83 SCL O 167 SA0 O 84 VDD N A 168 VDD N A Appendix A Connector pin assignments 39 PCI connectors A1 5 mn A62 j noDOUDUDIDODDDDUDUDUDDDOUDUDOUDUODUOUDODUDUUUDUU 0000000000 B1 7 B62 B2 Table 22 PCI connector pin assignments Pin Signal VO Pin Signal I O A1 TRST O B1 12 V dc N A A2 12 V dc N A B2 TCK O A3 12 V dc O B3 Ground N A A4 TDI O B4 TDO I A5 5 V dc N A B5 5 V de N A A6 INTA I B6 5 V de N A A7 INTC I B7 INTB I A8 5 V dc N A B8 INTD I A9 Reserved N A B9 PRSNT1 I A10 5 V dc I O N A B10 Reserved N A All Reserved N A B11 PRNST2 I A12 Ground N A B12 Ground N A A13 Ground N A B13 Ground N A A14 Reserved N A B14 Reserved N A A15 RST O B15 Ground N A A16 5 V de I O N A B16 O O A17 GNT O B17 Ground N A A18 Ground N A B18 REQ I A19 PCIPME N A B19 5 V dc I O N A A20 Address data 30 I O B20 Address data31 I O A21 3 3V dc N A B21 Address data 29 I O
27. DE devices is determined by available space on the system board For the IDE interface no resource assignments are given in the system memory or the direct memory access DMA channels For information on the resource assignments see Input output address map on page 48 and Appendix C IRQ and DMA channel assignments on page 53 For information on the connector pin assignments see IDE connectors on page 42 USB interface Universal Serial Bus USB technology is a standard feature of your personal computer The system board provides the USB interface with two connectors integrated into the chip set A USB enabled device can attach to a connector and if that device is a hub multiple peripheral devices can attach to the hub and be used by the system The USB connectors use Plug and Play technology for installed devices The speed of the USB is up to 12 MBps with a maximum of 127 peripheral devices The USB is compliant with Universal Host Controller Interface Guide 1 0 Features of USB technology include e Plug and Play devices e Concurrent operation of multiple devices Suitability for different device bandwidths Chapter 2 System board features 7 Video Subsystem 8 PC 300 GL and 300 PL Support for up to five meter cable length from host to hub or hub to hub Guaranteed bandwidth and low latencies appropriate for specific devices Wide range of packet sizes Limited power to hubs For information on the connect
28. FD XT O 2 Data bit 0 I O 15 ERROR I 3 Data bit 1 I O 16 INIT O 4 Data bit 2 I O 17 SLCT IN O 5 Data bit 3 I O 18 Ground N A 6 Data bit 4 I O 19 Ground N A 7 Data bit 5 I O 20 Ground N A 8 Data bit 6 I O 21 Ground N A 9 Data bit 7 I O 22 Ground N A 10 ACK I 23 Ground N A 11 BUSY I 24 Ground N A 12 PE I 25 Ground N A 13 SLCT I 46 PC 300 GL and 300 PL Appendix B System address maps The following charts represent how the hard disk stores different types of information Address ranges and byte sizes are approximate System memory map The first 640 KB of system board RAM is mapped starting at address hex 0000000 A 256 byte area and a 1 KB area of this RAM are reserved for BIOS data areas Memory can be mapped differently if POST detects an error Table 32 System memory map ERN angs Address range hex Size Description 0 512 KB 00000 7FFFF 512 KB Conventional 512 639 KB 80000 9FBFF 127 KB Extended conventional 639 640 KB 9FCOO IFFFF 1KB Extended BIOS data 640 767 KB A0000 BFFFF 128 KB Dynamic video memory display cache 768 800 KB C0000 C7FFFF 32 KB Video ROM BIOS shadowed 800 896 KB C8000 DFFFF 96 KB PCI space available to adapter ROMs 896 KB 1 MB E0000 FFFFF 128 KB System ROM BIOS main memory shadowed 1 16 MB 100000 FFFFFF 15 MB PCI space 16 4096 MB 1000000 FFDFFFF 4080 MB PCI space positive decode 4096 4120 MB FFFE0000 FFFFFFFF 128 KB S
29. RTC System memory The maximum amount of system memory the computer can physically accommodate is 1 GB total The amount of system memory factory preinstalled varies by model O Copyright IBM Corp 2000 5 6 PC300GL and 300 PL For memory expansion the system board provides two dual inline memory module DIMM connectors and supports 133 MHz DIMMs in sizes of 64 MB 125 MB and 512 MB 100 MHz DIMMs may be used in systems with a 100 MHz FSB The following information applies to system memory e Synchronous dynamic random access memory SDRAM is standard The maximum height of memory modules is 6 35 cm 2 5 in e Only PC 100 and PC 133 industry standard gold lead DIMMs are supported e DIMM connectors do not support RAMBUS Inline Memory Modules RIMMs e The PC 300GL supports error corrected code ECC A mix of nonparity types configures as nonparity e BIOSsepcific auto configure auto detect maximum system memory For information on the pin assignments for the memory modules connectors see System memory connector on page 34 The following table shows some possible configurations for the supported DIMMs Table 1 Memory Configuration MB Total Memory Mem O Mem 1 64 64 0 96 64 32 128 64 64 128 128 0 160 128 32 192 128 64 256 128 128 384 256 128 512 256 256 512 512 0 578 512 64 640 512 128 1024 512 512 PCI Bus The PCI bus originates in th
30. Technical Information Manual PC 300GL Types 6563 6564 6574 PC 300PL Type 6565 al Technical Information Manual PC 300GL Types 6563 6564 6574 PC 300PL Type 6565 Note Before using this information and the product it supports be sure to read the general infromation under Appendix E Notices and Trademarks on page 57 Technical Information Manual IBM PC 300GL Types 6563 6564 6574 and PC300PL Type 6565 Second Edition March 2000 COPYRIGHT INTERNATIONAL BUSINESS MACHINES CORPORATION 2000 All rights reserved Note to U S Government Users Documentation related to restricted rights Use duplication or disclosure is subject to restrictions set forth in GSA ADP Schedule Contract with IBM Corp Contents Preface s c i anna vii Related publications vii lerminologys c una en viii Chapter 1 System Overview 1 Bb at res snl ete e le 1 CD RWO ewe ee re 3x dv eun MT EE 2 DVD ROM 3 482848 08 ik ea ee Gera e S 2 ADSL modems 000 ce cece cence eee 3 Wake on LAN 0000 cece cence n 3 Wakeon Ring clem sense 3 Chapter 2 System board features 5 Intel Pentium III microprocessor with MMX technology 5 Features siti Sa oes SEM bed ee eed oe 5 T2C che 2 lxx rn Des 5 Chip set control eed RE E RR E Ix I rne Rd 5 Systemarniemory iube u pr DROP ee pe eg 5 BEEBUs S apar i a ee nen eR AVETE 7 IDE bus master interface 2222222222 7 USB
31. V dc N A B54 3 3 V dc N A A55 Address data 5 I O B55 Address data 5 I O A56 Address data 3 I O B56 Address data 3 I O A57 Ground N A B57 Ground N A A58 Address data 1 I O B58 Address data 1 I O A59 5 V de I O N A B59 5 V de I O N A A60 ACK64 I O B60 ACK64 I O A61 5 V dc N A B61 5 V dc N A A62 5 V dc N A A62 5 V dc N A Appendix A Connector pin assignments 41 IDE connectors 40 1 cS 39 Table 23 IDE connector pin assignments Pin Signal I O Pin Signal VO 1 RESET O 21 NC N A 2 Ground N A 22 Ground N A 3 Data bus bit 7 I O 23 I O write O 4 Data bus bit 8 I O 24 NC N A 5 Data bus bit 6 I O 25 I O read O 6 Data bus bit 9 I O 26 Ground I 7 Data bus bit 5 I O 27 I O channel ready I 8 Data bus bit 10 I O 28 ALE O 9 Data bus bit 4 I O 29 NC N A 10 Data bus bit 11 I O 30 Ground N A 11 Data bus bit 3 I O 31 IRO I 12 Data bus bit 12 I O 32 CS16 I 13 Data bus bit 2 I O 33 SA1 O 14 Data bus bit 13 I O 34 PDIAG I 15 Data bus bit 1 I O 35 SAO O 16 Data bus bit 14 I O 36 SA2 O 17 Data bus bit 0 I O 37 CSO O 18 Data bus bit 15 I O 38 CS1 O 19 Ground N A 39 Active I 20 Key Reserved N A 40 Ground N A 42 PC 300 GL and 300 PL Diskette drive connector
32. c 500 mA 5 0 to 4 0 Table 15 Internal DASD Supply voltage Maximum current Tolerance 5 0 V de 1400 mA 5 0 to 5 096 26 PC300GL and 300 PL Table 15 Internal DASD Supply voltage Maximum current Tolerance 112 0 V dc 1500 mA at startup 400 mA 5 0 to 5 0 when active Table 16 Video port pin 9 Supply voltage Maximum current Tolerance 45 0 V dc 1100 mA 5 0 to 5 0 Note Some adapters and hard disk drives draw more current than the rated Output protection maximums These adapters and drives can be installed in the system however the power supply will shut down if the total power used exceeds the maximum power that is available The power supply protects against output overcurrent overvoltage and short circuits See the power supply specifications on the previous pages for details A short circuit that is placed on any dc output between outputs or between an output and a dc return latches all dc outputs into a shutdown state with no damage to the power supply If this shutdown state occurs the power supply returns to normal operation only after the fault has been removed and the power switch has been turned off for at least one second If an overvoltage fault occurs in the power supply the power supply latches all dc outputs into a shutdown state before any output exceeds 13076 of the power supply value
33. e chip set Features of the PCI bus are e Integrated arbiter with multitransaction PCI arbitration acceleration hooks e Zero waitestate microprocessor to PCI write interface for high performance graphics e Built in PCI bus arbiter e Microprocessor to PCI memory write posting e Conversion of back to back sequential microprocessor to PCI memory write to PCI burst write e Delayed transaction e PCI parity checking and generation support IDE bus master interface The system board incorporates a PCI to IDE interface that complies with the AT Attachment Interface with Extensions The bus master for the IDE interface is integrated into the I O hub of the chip set The chip set is PCI 2 2 compliant It connects directly to the PCI bus and is designed to allow concurrent operations on the PCI bus and IDE bus The chip set is capable of supporting PIO mode 0 4 devices and IDE DMA mode 0 3 devices Ultra DMA 66 transfers up to 66 Mbps using an ATA 66 cable The IDE devices receive their power through a four position power cable containing 5 V dc 12 V dc and ground voltage As devices are added to the IDE interface designate one device as the master or primary device and another as the slave or subordinate device These designations are determined by switches or jumpers on each device There are two IDE ports one designated Primary and the other Secondary allowing for up to four devices to be attached The total number of physical I
34. e following Plug and Play BIOS Specification 1 1a and 1 0 Plug and Play BIOS Extension Design Guide Plug and PLay BIOS Specification Errata and Clarifications 1 0 Guide to Integrating the Plug and Play BIOS Extensions with system BIOS 1 2 Plug and Play Kit for DOS and Windows POST IBM power on self test POST code is used Also initialization code is included for the on board system devices and controllers POST error codes include text messages for determining the cause of an error For more information see Appendix D Error codes on page 55 and your PC 300GL and PC 300PL User Guide Copyright IBM Corp 2000 29 Configuration Setup Utility program The Configuration Setup Utility program provides menu choices for devices I O ports date and time system security start options advanced setup and power management More detailed information on using the Configuration Setup Utility program is in the PC 300GL and PC 300PL User Guide Advanced Power Management APM The PC 300GL computers have built in energy saving capabilities Advanced Power Management APM is a feature that reduces the power consumption of components when they are notin use When enabled APM initiates reduced power modes for the monitor microprocessor and hard disk drive after a specified period of inactivity The BIOS supports APM 1 2 This enables the system to enter apower management state reducing the power drawn from the AC electrica
35. e properties are about one third that of traditional CDs CD RW drives cannot read DVDs To learn more about CD RW drives see the Understanding Your Personal Computer publication for your personal computer model and type number This publication is available on the World Wide Web at http www ibm com pc support DVD ROM drives standard on some models differ from CD ROM and CD RW drives as the result of refinements in laser technology The recording tracks on DVD media are not as deep and are more condensed than on CDs or CD RWs therefore DVDs provide more storage space DVD media also use both sides of the disk as opposed to just one side for CDs and CD RWs DVD ROM drives read traditional CDs CD RWs and DVDs To learn more about DVD ROM drives see the Understanding Your Personal Computer publication for your personal computer model and type number This publication is available on the World Wide Web at http www ibm com pc support ADSL modems Wake on LAN Wake on Ring ADSL modems available on some models enable simultaneous internet connectivity and telephone service Contact your local telephone service provider and ask if your premises need any additional telephony equipment such as a splitter or a filter Also contact your Internet service provider ISP to determine if they provide service to customers with ADSL ADSL modems work by using separately the individual four or six wires in the standard RJ 11 telephone
36. ection Alert on LAN e Accelerated graphics port AGP video adapter with up to 16 MB of Synchronous Graphics Random Access Memory SGRAM e Integrated 16 bit audio controller and built in high quality speaker supports SoundBlaster Adlib and Microsoft Windows Sound System applications Networking IBM 10 100 megabits per second Mbps PCI Ethernet adapter with Wake on LAN in some models IBM PCI token ring adapter with Wake on LAN support optional e Expansion four drive bays three PCI expansion slots e PCII O bus compatibility e EnergyStar compliance some models only e 3 5 inch 1 44 MB diskette drive e Input Output features One 25 pin ECP EPP parallel port Two 9 pin 16550 universal asynchronous receiver transmitter UART serial ports Two 4 pin Universal Serial Bus USB ports One 6 pin keyboard port One 6 pin mouse port One 15 pin DDC2B compliant monitor port or One 24 pin DVI I port on the AGP adapter on some models Three 3 5 mm audio jacks in headphone out line in microphone CD Rewritable CD RW drives standard on some models enable the recording and reuse of CD recordable media The laser used in CD RW has variable temperatures to provide the three functions of CD RW drives playing CDs or CD RWs erasing CD RWs and recording CD RWs CD RW drives can read traditional CDs but many older CD players cannot read CD RWs Their light reflectiv
37. em The controller consists of 256 bytes of data memory and 2 KB of read only memory ROM The controller has two logical devices one controls the keyboard and the other controls the mouse The keyboard has two fixed I O addresses a fixed IRQ line and can operate without the mouse The mouse cannot operate without the keyboard because although it has a fixed IRO line the mouse relies on the addresses of the keyboard for operation For the keyboard and mouse interfaces no resource assignments are given in the system memory addresses or DMA channels For information on the resource assignments see Input output address map on page 48 and Appendix C IRO and DMA channel assignments on page 53 The system board has one connector for the keyboard port and one connector for the mouse port For information on the connector pin assignments see Mouse and keyboard port connectors on page 45 Network connection Some PC 300 GL and PC 300 PL models are equipped with an Ethernet or token ring adapter that supports the Wake on LAN feature Features of the optional Wake on LAN Ethernet adapter are Operates in shared 10BASE T or 100BASE TX environment Transmits and receives data at 10 Mbps or 100 Mbps Has an RJ 45 connector for LAN attachment Operates on symmetrical multiprocessing SMP environments Supports Wake on LAN Supports Remote Program Load RPL and Dynamic Host Configuration Protocol DHCP Features of the optional
38. em 29 SoundBlaster 10 specifications desktop 21 tower 22 SPP 12 standard parallel port 12 SVGA monitor connector 33 system board 5 14 system memory map 47 T terminology Viii token ring 13 UART 11 Universal Serial Bus 7 USB interface 7 port connectors 44 V VGA 9 video DVH 34 frames per second 8 graphic solutions 8 graphics array 9 modes 10 SVGA 33 Video Electronics Standards Associ ation 9 W Wake on LAN 3 Wake on LAN connector 44 Wake on Ring 3 62 PC300 GL and 300 PL
39. face This Technical Information Manual provides information for the IBM PC 300GL personal computer types 6563 6564 6574 and PC 300PL personal computer type 6565 The Manual is intended for developers who want to provide hardware and software products to operate with these IBM computers and provides an in depth view of how these IBM computers work Users of this publication should have an understanding of computer architecture and programming concepts Related publications In addition to this Manual the following IBM publications provide information related to the operation of the IBM PC 300GL and PC 300PL personal computer Several publications mentioned in this book are available from the IBM Web site In some cases you will have to follow further instructions on the Web site to find the document for your particular computer and model To order printed publications in the U S and Puerto Rico call 1 800 879 2755 In other countries contact an IBM reseller or an IBM marketing representative PC 300GL and PC 300PL User Guide This publication contains information about configuring operating and maintaining the PC 300GL and the PC 300PL personal computer as well as installing new options in the PC 300GL and PC 300PL personal computer Also included are warranty information instructions for diagnosing and solving problems and information on how to obtain help and service Understanding Your Personal Computer This online document
40. fined in PCI Local Bus Specification 2 2 PC 300GL personal computer types 6563 6564 and 6574 and PC 300PL personal computer type 6565 personal computers have three PCI slots to support the addition of adapters For information on installing adapters see the PC 300GL and PC 300PL User Guide Chapter 2 System board features 13 For information on the connector pin assignments see PCI connectors on page 40 Note PC 300GL computers do not support ISA expansion adapters or the IBM PCMCIA adapter for PCI Physical layout The system board might look slightly different from the one shown Note A diagram of the system board including switch and jumper settings is attached to the underside of the computer cover 14 PC300GL and 300 PL Small rocker switch Battery Chassis intrusion detection connector Wake on LAN connector Alert on LAN connector CD ROM CD RW or DVD drive connector PCI adapter slot 1 PCI adapter slot 2 PCI adapter slot 3 for Alert on LAN adapter Chassis speaker connector AGP adapter slot Microprocessor DIMM 0 DIMM 1 Fan connector Power connector Switch LED connector RFID connector some models Primary EIDE connector Secondary EIDE connector Ii Diskette drive connector IB Fan connector YA Large rocker switch some models D m 2 B
41. ge the contents of a register preserve the state of the reserved bits When possible read the register first and change only the bits that must be changed In this manual some signals are represented in an all capital letter format ACK A minus sign in front of the signal indicates that the signal is active low No sign in front of the signal indicates that the signal is active high The term hex indicates a hexidecimal number When numerical modifiers such as K M and G are used they typically indicate powers of 2 not powers of 10 For example 1 KB equals 1 024 bytes 219 1 MB equals 1 048 576 bytes 27 and 1 GB equals 1 073 741 824 bytes 2 When expressing storage capacity MB equals 1 000 KB 1 024 000 The value is determned by counting the number of sectors and assuming thatevery two sectors equals 1 KB Note Depending on the operating system and other requirements the storage capacity available to you might vary viii PC 300 GL and 300 PL Chapter 1 System Overview IBM PC 300 GL personal computer types 6563 6564 and 6574 and PC 300PL personal computer type 6565 are computer systems that provide state of the art computer power with room for future growth Features Your computer has An Intel Pentium III microprocessor with MMXTM technology streaming single instruction multiple date SMID extensions and 512 KB L2 cache Your computer may have all or some of the following major features
42. ine in the chain Because software interrupts are initially pointed to address 0 0 before daisy chaining check for this case If the next routine is pointed to address 0 0 and the function call is out of range the appropriate action is to set the carry flag and initiate a RET 2 to indicate an error condition Machine sensitive programs Programs can select machine specific features but they must first identify the machine and model type IBM has defined methods for uniquely determining the specific machinetype The machine model byte can be found through interrupt 15H Return System Configuration Parameters function AH COH 32 PC300GL and 300 PL Appendix A Connector pin assignments The following figures show the pin assignments for various system board connectors SVGA monitor connector Table 17 SVGA monitor port connector pin assignments Pin Signal VO Pin Signal I O 1 Red O 9 5 V used by NA DDC2B 2 Green O 10 Ground NA 3 Blue O 11 Monitor ID 0 I Not used 4 Monitor ID 2 I 12 DDC2B serial I O Not used data 5 Ground NA 13 Horizontal O sync 6 Red ground NA 14 Vertical sync O 7 Green ground NA 15 DDC2B clock I O 8 Blue ground NA Copyright IBM Corp 2000 33 DVI I monitor connector Table 18 DVI I monitor port connector pin assignments main pin field Pin Signal Pin Signa
43. interface sese 7 Video Subsystem ss Sesan dise uns messen seinen 8 Audio Subsystem 0 66 cece kyuri sitesi rans 10 Integrated peripheral controller 11 Diskette Drive Interface 000000 11 Serial Ports isse reete IEOR TIVE Ser 11 Parallel p rti 2 2 IR xh E 12 Keyboard and mouse ports 2 222222000 12 Network connection 0 ccc cece cee eee 13 Real time clock and CMOS 00 0000 e eee 13 Flash EEPROM 0 0 0 ccc cee cece cee nn 13 Expansion adapters 13 Physical layout ERE re eh n 14 Rocker switches llle ee 15 Cable connectors cece ee teens 17 Connector panel 6 e cece eee eee eee 17 Chapter 3 Physical specifications 21 PC 300 GL and PL desktop 22222220 21 PC300 PL and GL tower ccc eee 22 Chapter 4 Power supply 25 Powerinput sie Sitte enter TIR 25 Power Output un 2a een ern 25 Component outputs 222ceeseeeeeeeeenennnn 26 Output protection lisse 27 Connector description sssr cece eee 27 Chapter 5 System software 29 BIOS c eels erates en en Bee 29 Plug and Plays 2 0 e e es HO RENE 29 POST uite Ci eei c DO ts 29 Configuration Setup Utility program 30 Advanced Power Management APM 30 Advanced Configuration and Power Interface ACPI 30 Flash update utility program 22222
44. ixels 256 A0000 25 175 31 5 70 The video subsystem provides a 15 pin monitor connector on the system board On some models an optional 24 pin DVI I monitor connector is provided on the AGP board For information on monitor connector pin assignments see Appendix A Connector pin assignments on page 33 for SVGA and DVI Audio Subsystem PC 300GL and PC 300PL personal computers come with an integrated audio controller These models which are capable of playing and recording sounds support SoundBlaster Adlib and Microsoft Windows Sound System applications The device drivers for the preinstalled audio adapter are on the hard disk The device drivers are also available on the Device Drivers and Diagnostics CD provided with models that come with preinstalled software If you connect an optional device to the audio adapter follow the instructions provided by the manufacturer Note Additional device drivers might be required If necessary contact the manufacturer for information on these device drivers The following connectors are available on the audio adapter or integrated audio controller e Line Out port for connecting powered speakers or headphones You must connect a set of speakers to the Line Out port to hear audio from the adapter 10 PC300GL and 300 PL These speakers must be powered with a built in amplifier In general any powered speakers designed for use with personal computers can
45. jack The inner wires or pairs of wires if there are six carry voice transmissions The outer wires on either side carry data between your computer and the Internet One channel is data download the other is data upload To learn more about ADSL modems see the Understanding Your Personal Computer publication for your personal computer model and type number This publication is available on the World Wide Web at http www ibm com pc support The power supply of the computer supports the Wake on LAN feature With the Wake on LAN feature the computer can be turned on when a specific LAN frame is passed to the computer over the LAN To use the Wake on LAN feature your computer must be equipped with a network adapter that supports Wake on LAN To find out if the Wake on LAN feature is set refer to the menu item for Wake on LAN in the Configuration Setup Utility program See the PC 300GL and PC 300PL User Guide for help with using the Configuration Setup Utility program All models can be configured to turn on the computer after a ring is detected from an external or internal modem Use the menu for setting the Wake on Ring feature in the Configuration Setup Utility Program Two options control this feature e Serial Ring Detect Use this option if the computer has an external modem connected to the serial port e Modem Ring Detect Use this option if the computer has an internal modem Chapter 1 System Overview 3 4 PC 300 GL and 30
46. l 1 TMDS data 2 13 TMDS data 3 2 TMDS data 2 14 5V power 3 TMDS data 2 4 return 15 Ground 4 TMDS data 4 16 Hot plug detect 5 TMDS data 4 17 TMDS data 0 6 DDC clock 18 TMDS data 0 7 DDC data 19 TMDS data 0 8 Analog vertical sync 20 TMDS data 0 5 shield 9 TMDS data 1 21 TMDS data 5 10 TMDS data 1 22 TMDS clock shield 11 TMDS 1 3 shield 23 TMDS clock 12 TMDS data 3 24 TMDS clock Table 19 DVI connector pin assignments micro cross section Pin Signal C1 Red video out C2 Green video out C3 Analog blue C4 Analog horizontal sync C5 Video pixel clock return System memory connector 85 168 HE HH EHE COO DOOR 100000010 MLL 1100212400010070707000400000 010100 1 84 34 PC300GL and 300 PL Table 20 System memory connector pin assignments Pin x64 nonparity x72 ECC Pin x64 nonparity x72 ECC 1 VSS VSS 85 VSS VSS 2 DOO DOO 86 DO32 DQ32 3 DO1 DO1 87 DQ33 DQ33 4 DQ2 DQ2 88 DQ34 DO34 5 DO3 DQ3 89 DQ35 DQ35 6 VCC VCC 90 VCC VCC 7 DO4 DO4 91 DQ36 DQ36 8 DQ5 DQ5 92 DQ37 DQ37 9 DQ6 DQ6 93 DQ38 DQ38 10 DQ7 DQ7 94 DQ39 DQ39 11 DQ8 DOS 95 DO40 DQ40 12 VSS VSS 96 VSS VSS 13 DQ9 DQ 97 DQ41 DQ41 14 DO10 DO10 98 DQ42 DQ42 15 DQ11 DQ11 99 DQ43 DQ43 16 DQ12 DQ12 100 DQ44 DQ44
47. l outlet Advanced Power Management is enabled through the Configuration Setup Utility program and is controlled by the individual operating system For more information on APM see the PC 300GL and PC 300PL User Guide and Understanding Your Personal Computer Advanced Configuration and Power Interface ACPI Advanced Configuration and Power Interface ACPI BIOS mode enables the operating system to control the power management features of your computer Not all operating systems support ACPI BIOS mode Refer to your operating system documentation to determine if ACPI is supported Flash update utility program The flash update utility program is a stand alone program to support flash updates This utility program updates the BIOS code and the machine readable information MRI to different languages The latest version of the flash update utility program is available on the IBM Web site at http www ibm com pc support and can be copied to a 3 5 inch diskette Diagnostic program The diagnostic program that comes with PC 300PL and the PC 300GL personal computers is provided as a startable IBM Enhanced Diagnostic diskette image on the IBM Product Recovery CD or the Device Driver and IBM Enhanced Diagnostic CD It runs independently of the operating system The user interface is WaterGate Software PC Doctor The diagnostic program can also be downloaded from the following World Wide Web page http www ibm com pc support For more infor
48. lity program Normally assigned to IRQ 0B when nothing else is installed in the system 3D systems use this interrupt DMA None N A for AGP bus For further information on resource assignments see Appendix B System address maps on page 47 and Appendix C IRO and DMA channel assignments on page 53 Chapter 2 System board features 9 The PC 300GL personal computer types 6563 6564 and 6574 and the PC 300PL type 6565 support the following video subsystem modes Table 3 Supported VGA video modes Hs APY Screen resolution Colors Pera dock ps ne MHz kHz Hz 00 Text 40 x 25 characters 2 B8000 28 322 31 5 70 01 Text 40 x 25 characters 16 B8000 28 322 31 5 70 02 Text 80 x 25 characters Black white B8000 28 322 431 5 70 03 Text 80 x 25 characters 16 B8000 28 322 31 5 70 04 Graphics 320 x 200 pixels 4 B8000 25 175 31 5 70 05 Graphics 320 x 200 pixels 4 B8000 25 175 31 5 70 06 Text 640 x 200 pixels 2 B8000 25 175 31 5 70 07 Text 80 x 25 characters Mono B8000 28 322 31 5 70 0D Graphics 320 x 200 pixels 16 A0000 25 175 31 5 70 OE Graphics 640 x 200 pixels 16 A0000 25 175 31 5 70 OF Graphics 640 x 350 pixels Mono A0000 25 175 31 5 70 10 Graphics 640 x 350 pixels 16 A0000 25 175 31 5 70 11 Graphics 640 x 480 pixels 2 A0000 25 175 31 5 60 12 Graphics 640 x 480 pixels 16 A0000 25 175 131 5 60 13 Graphics 320 x 200 p
49. mation on the diagnostic program see the PC 300GL and PC 300PL User Guide 30 PC300GL and 300 PL Chapter 6 System compatibility This chapter discusses some of the hardware software and BIOS compatibility issues for the computer See the Compatibility Report under Related publications on page vii for a list of compatible hardware and software options Hardware compatibility This section discusses hardware software and BIOS compatibility that must be considered when designing application programs The functional interfaces are compatible with the following interfaces e Intel 8259 interrupt controllers edge triggered mode National Semiconductor NS16450 and NS126550A serial communications controllers e Motorola MC146818 Time of Day Clock command and status CMOS reorganized Intel 8254 timer driven from a 1 193 MHz clock channels 0 1 and 2 e Intel 8237 DMA controller except for the Command and Request registers and the Rotate and Mask functions the Mode register is partially supported e _ Intel 8272 or 82077 diskette drive controllers e Intel 8042 keyboard controller at address hex 0060 and hex 0064 All video standards using VGA EGA CGA MDA and Hercules modes Parallel printer ports Parallel 1 Parallel 2 and Parallel 3 in compatibility mode Use this information to develop application programs Whenever possible use the BIOS as an interface to hardware to provide maximum compatibility and po
50. ms Committee NTSC digital output optional e Phase Alternate Line PAL digital output optional e DVI interface e Bidirectional Media Port and CCIR 656 video capture port optional The integrated video subsystem supports all video graphics array VGA modes and is compliant with super video graphics array SVGA modes and Video Electronics Standards Association VESA 1 2 Some enhanced features include e Integrated video subsystem on chip including 2D 3D and video port e 66 MHz AGP system bus interface with 2X and 4X e Sideband signaling some models only e Command list bus mastering support for fast 2D and 3D performance 64 bit 125 MHz SDRAM or 166 MHz SGRAM interface e Plug and Play support e 4MB dynamic display cache memory e Advanced Power Management APM support e Color space conversion e Hardware scaling The integrated graphics memory controller subsystem complys with the VESA Display Data Channel DDC 1 1 standard and uses DDC1 and DDC2B to determine optimal values during automatic minor detection The video subsystem has the following resource assignments Table 2 Video subsystem resources Resource Assignment ROM Hex C0000 C7FFF 32KB RAM Hex A0000 BFFFF standard VGA frame buffer I O VGA sequencer CRT controller graphics controller attribute RAMDAC extended sequencer extended CRTC registers IRO PCI interrupt 1 enabled by default in the Configuration Setup Uti
51. nectors Table 26 J14 Wake on LAN connector pin assignments Pin Description 1 5 V AUX 2 Ground 3 Internal Wake on LAN USB port connectors no wo AI Table 27 USB port connector pin assignments Pin Signal 1 VCC 2 Data 3 Data 4 Ground 44 PC300 GL and 300 PL Mouse and keyboard port connectors Table 28 Mouse port connector pin assignments Pin Signal VO Pin Signal VO 1 Data I O 4 5 V dc N A 2 Reserved I O 5 Clock I O 3 Ground N A 6 Reserved N A Table 29 Keyboard port connector pin assignments Pin Signal I O Pin Signal I O 1 Keyboard data I O 4 5 V de N A 2 Mouse data I O 5 Keyboard I O Clock 3 Ground N A 6 Mouse clock N A Serial port connector 1 5 OOO 0 6 9 Table 30 Serial port connector pin assignments Pin Signal VO Pin Signal VO 1 Data carrier detect I 5 Ground N A 2 Receive data I 6 Data set ready I 3 Transmit data O 7 Request to send O 4 Data terminal read O 8 Clear to send I 9 Ring indicator Appendix A Connector pin assignments 45 Parallel port connector 13 1 OOOOO0O0O0000000 000000000000 25 14 Table 31 Parallel port connector pin assignments Pin Signal I O Pin Signal I O 1 STROBE I O 14 AUTO
52. or pin assignment for the USB interface see USB port connectors on page 44 The PC 300GL personal computer types 6563 6564 and 6574 ad PC 300PL personal computer type 6565 come with one of the following graphic solutions 1 S3 Savage4 Accelerated Graphics Port AGP 4X adapter with 8 MB 125 MHz SDRAM and a 15 pin VGA connector S3 Savage4 Extreme AGP4X adapter with 16 MB 166 MHz SGRAM a DVI connector and a 15 pin VGA converter The Savage4 graphics accelerator supports the following features 128 bit 2D graphics engine e High performance 2D 3D video accelerator e 3D rendering e _ Motion video architecture e High speed memory bus Flat panel monitor support e ACPI and PCI power management PCI 2 2 bus support including bus mastering e 300 MHz RAMDAC with gamma correction e Serial bus and flash ROM support Hardware and BIOS support for VESA timing and DDC monitor communications e 2 5 V core with 3 3V 5V tolerant I O 53 Diamond AGP 4X adapter with 32 MB 143 MHz SDRAM with a DVI I connector and on some models TV outlet on a daughter card The S3 Diamond graphics accelerator supports the following features 128 bit 3D graphics engine e Two texture mapped lit pixels per clock cycle e Single pass multi texturing e 32 bit Z stencil buffer Anti aliasing full scene order independent e Up to 2048 x 1536 resolution e 30 frames per second fps full screen DVD playback e National Television Syste
53. ose Web sites are not part of the materials for this IBM product and use of those Web sites is at your own risk The following terms are trademarks of the IBM Corporation in the United States or other countries or both Alert on LAN IBM PC300 Wake on LAN Pentium Intel and MMX are trademarks of Intel Corporation in the United States other countries or both Microsoft and Windows are trademarks of Microsoft Corporation in the United States other countries or both O Copyright IBM Corp 2000 57 Other company product and service names may be trademarks or service marks of others 58 PC 300 GL and 300 PL Bibliography The following publications were reference materials for IBM staff in developing the PC300 PL and 300 GL This list of reference materials is provided for convenience only For further information on these materials contact the source corporation e Advanced Power Management APM BIOS Interface Specification 1 2 Source Intel Corporation e AT Attachment Interface with Extensions Source American National Standard of Accredited Standards Committee e Extended Capabilities Port Specification Kit Source Microsoft Corporation e Intel Microprocessor and Peripheral Component Literature Source Intel Corporation Copyright IBM Corp 2000 PCI BIOS Specification 2 0 Source PCI Special Interest Group Plug and Play BIOS Specification 1 1 Source Microsoft Corporation http www microsoft
54. output A 145 watt power supply drives your computer The power supply provides 3 3 volt power for the Pentium III microprocessor core chip set and 5 volt power for PCI adapters Also included is an auxiliary 5 volt AUX 5 power supply to provide power to power management circuitry and a Wake on LAN adapter The power supply converts the ac input voltage into four dc output voltages and provides power for the following System board Adapters Internal drives Keyboard and auxiliary devices USB devices A logic signal on the power connector controls the power supply the front panel switch is not directly connected to the power supply The power supply connects to the system board with a 2 x 10 pin connector The following table shows the power input specifications The power supply has a manual switch to select the correct input voltage Table 8 Power input requirements Measurements 100 min to 127 max V ac 200 min to 240 max V ac 50 Hz 3 Hz or 60 Hz 3 Hz Specification Input voltage low range Input voltage high range Input frequency The following figures show the power supply output of all the connectors including the system board DASD PCI and auxiliary outputs Table 9 Power output 145 watts Output voltage Tolerance Minimum current Maximum current 5 V dc 5 to 5 15A 18 0A 12 V dc 5 to 5 0 02 A 4 2 A 12 V dc 10 to 10 0 0 A 0 4 A 3
55. rtability of applications among systems Hardware interrupts Hardware interrupts are level sensitive for PCI interrupts The interrupt controller clears its in service register bit when the interrupt routine sends and End of Interrupt EOI command to the controller The EOI command is sent regardless of whether the incoming interrupt request to the controller is active or inactive The interrupt in progress latch is readable at an I O address bit position This latch is read during the interrupt service routine and might be reset by the read operation or it might require an explicit reset Note For performance and latency considerations designers might want to limit the number of devices sharing an interrupt level With level sensitive interrupts the interrupt controller requires that the interrupt request be inactive at the time the EOI command is sent otherwise a new interrupt request will be detected To avoid this a level sensitive interrupt handler must clear the interrupt condition usually by a read or write operation to an I O port on the device causing the interrupt After processing the interrupt the interrupt handler 1 Clears the interrupt 2 Waits one I O delay O Copyright IBM Corp 2000 31 3 Sends the EOI 4 Waits one I O delay 5 Enables the interrupt through the Set Interrupt Enable Flag command Hardware interrupt IRQ9 is defined as the replacement interrupt level for the cascade level IRQ2 Program interrup
56. s PCI configuration address register OCFC 0CFF 4 bytes PCI configuration date register OPTn 400h 8 bytes ECP port LPIn base address hex 400 OCF9 1 byte Turbo and reset control register 0D00 FFFF 62207 bytes Available Appendix B System address maps 49 DMA I O address map Table 34 DMA V O address map Address hex Description Bits Byte pointer 0000 Channel 0 Memory Address register 00 15 Yes 0001 Channel 0 Transfer Count register 00 15 Yes 0002 Channel 1 Memory Address register 00 15 Yes 0003 Channel 1 Transfer Count register 00 15 Yes 0004 Channel 2 Memory Address register 00 15 Yes 0005 Channel 2 Transfer Count register 00 15 Yes 0006 Channel 3 Memory Address register 00 15 Yes 0007 Channel 3 Transfer Count register 00 15 Yes 0008 Channels 0 3 Read Status Write Command 00 07 register 0009 Channels 0 3 Write Request register 00 02 000A Channels 0 3 Write Single Mask register bits 00 02 000B Channels 0 3 Mode register write 00 07 000C Channels 0 3 Clear byte pointer write N A 000D Channels 0 3 Master clear writer temp read 00 07 000E Channels 0 3 Clear Mask register write 00 03 000F Channels 0 3 Write All Mask register bits 00 03 0081 Channel 2 Page Table Address register 00 07 0082 Channel 3 Page Table Address register 00 07 0083 Channel 1 Page Table Address register 00 07 0087 Channel
57. signments on page 33 Chapter 2 System board features 17 The following illustration shows the connector panel for the desktop model DVI Monitor Serial 2 Mouse SVGA Monitor SERE Serial 1 USB 1 Headphone Parallel Keyboard spo TS Line Out Microphone 18 PC 300 GL and 300 PL The following illustration shows the connector panel for the tower model 2 2 a 9 5 ONSE O x z 8 9i QN gt oO gt in 1 Ja 1 Pe od s 7 T T im ov N T c 565 oO D t 025 c 9 s c s 88 d gs EB c o 2392 gt 5 0 a 08 iP d 185 oa x g7 S I 19 Chapter 2 System board features DVI Monitor 20 PC 300 GL and 300 PL Chapter 3 Physical specifications This chapter lists the physical specifications for the PC 300GL personal computer types 6563 6564 and 6574 and PC 300 PL personal computer type 6565 The PC 300GL ad PC300PL have four expansion slots and four drive bays Note The PC 300GL and PC 300PL computers comply with FCC Class B specifications PC 300 GL and PL desktop Dimensions Height 138 mm 5 4 in Width 400 mm 15 75 in Depth 4
58. t sharing is implemented on IRO2 interrupt hex 0A The following processing occurs to maintain compatibility with the IRQ2 used by IBM Personal Computer products 1 A device drives the interrupt request active on IRQ2 of the channel 2 This interrupt request is mapped in hardware to IRQ9 input on the second interrupt controller 3 When the interrupt occurs the system microprocessor passes control to the IRQ9 interrupt hex 71 interrupt handler 4 This interrupt handler performs an EOI command to the second interrupt controller and passes control to the IRQ2 interrupt hex 0A interrupt handler 5 This IRQ2 interrupt handler when handling the interrupt causes the device to reset the interrupt request before performing an EOI command to the master interrupt controller that finishes servicing the IRQ2 request Software compatibility To maintain software compatibility the interrupt polling mechanism that is used by IBM Personal Computer products is retained Software that interfaces with the reset port for the IBM Personal Computer positive edge interrupt sharing hex address 02Fx or 06Fx where x is the interrupt level does not create interference Software interrupts With the advent of software interrupt sharing software interrupt routines must daisy chain interrupts Each routine must check the function value and if the function value is not in the range of function calls that routine must transfer control to the next rout
59. token ring adapter are Transmits and receives data at 4 Mbps or 16 Mbps Has RJ 45 and D shell connectors for LAN attachment Supports Wake on LAN Supports Remote Program Load RPL and Dynamic Host Configuration Protocol DHCP The PC 300GL personal computer has a 3 pin header on the system board that provides the AUX5 auxiliary 5 volts and wake up signal connections Real time clock and CMOS The real time clock is low power and provides a time of day clock and a calendar An external battery source of 3 V dc maintains the settings The system uses 242 bytes of complementary metal oxide semiconductor CMOS memory to store data To erase or reset CMOS memory to the default use the small rocker switch on the system board Note Refer to the instructions in the PC 300PL and PC 300GL User Guide before attempting to reset CMOS To locate the battery and the rocker switches see Physical layout on page 14 Flash EEPROM The system board uses two megabits Mb of flash electrically erasable programmable read only memory EEPROM to store the basic input output system BIOS IBM logo Configuration Setup Utility and Plug and Play data If necessary you can update the EEPROM by downloading a stand alone utility program available from the IBM Web site http www ibm com pc Expansion adapters Each PCI expansion connector is a 32 bit slot PCI expansion connectors support the 32 bit 5 V dc local bus signalling environment de
60. ystem ROM BIOS Copyright IBM Corp 2000 47 Input output address map The following lists resource assignments for the I O address map Any addresses that are not shown are reserved Table 33 I O address map Address hex Size Description 0000 000F 16 bytes DMA 1 0010 001F 16 bytes General I O locations available to PCI bus 0020 0021 2 bytes Interrupt controller 1 0023 003F 30 bytes General I O locations available to PCI bus 0040 0043 4 bytes Counter timer 1 0044 00FF 28 bytes General I O locations available to PCI bus 0060 1 byte Keyboard controller byte reset IRO 0061 1 byte System port B 0064 1 byte Keyboard controller CMB STAT byte 0070 bit 7 1 bit Enable NMI 0070 bits 6 0 1 bit Real time clock address 0071 1 byte Real time clock data 0072 007F 14 bytes General I O locations available to PCI bus 0080 1 byte POST checkpoint register during POST only 008F 1 byte Refresh page register 0080 008F 16 bytes ICH1 DMA page registers 0090 0091 15 bytes General I O locations available to PCI bus 0092 1 byte PS 2 keyboard controller registers 0093 009F 15 bytes General I O locations 00A0 00A1 2 bytes Interrupt controller 2 00A2 00BF 30 bytes APM control 00C0 00DF 31 bytes DMA2 00E0 00EF 16 bytes General I O locations available to PCI bus OOFO 1 byte Coprocessor error register 00F1 016F
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