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KN-304 Service Manual

1. O o o o a O lol o g exe OP7 or O egg BYPASS O olope Q O TEST o OF OP1 O O O op JO O Le 4 2 KN 304 Network Board DLI DL2 O O Chapter 4 Appendices E Jumpers Caution E e f grounding is not made securely the cards can be damaged during work Make sure to ground your body securely by using a wrist strap before starting to work i e Don t move any jumpers other than OP2 OP2 Reset This allows you to restore the default values of the parameters set up before shipment You can reset the KN 304 normally by using MAP browser from the computer via the network If you cannot use the method of using MAP browser perform the following procedure 1 Turn off the printer 7020 and then remove the KN 304 from the IP 011 2 Set the jumper OP2 as illustrated below Connect the KN 304 to the IP 011 printer And turn on the printer The KN 304 will restore the default settings in about 5 minutes 3 Turn off the printer remove the KN 304 and move the jumper OP2 to the position where it was set initially BYPASS o o oPe TESTJO o OP O Now the system is ready to operate 4 3 KN 304 Network Board Chapter 4 Appendices OP3 Bus handshake Don t move this jumper This is set depending on the signals of the printer OP3 pin number
2. 1 2 ACK RDY signals OP3 pin number 2 3 WAIT signal The handshake signal is normally set at WAIT pins 3 4 4 4 KN 304 Network Board
3. error condition See LED Status Indicator for more information 3 Check the status report to see what protocols are enabled and active See the appropriate chap ter to confirm that you have installed and configured your network protocol correctly for the KN 304 See Status Page for an example of the status page 4 Determine if other users can print If they can t and they are all on the same NOS go to the troubleshooting section for that NOS 5 When you have determined the nature of the problem use the checklists in the next section 3 5 KN 304 Network Board Chapter 3 Troubleshooting O Troubleshooting Network Hardware Connections For 100BaseT or 10BaseT check that the network connector is plugged into the RJ connector on the KN 304 Try another cable to make sure you do not have a bad cable e Troubleshooting NetWare Protocol It is recommended you use MAP to get the NetWare setup and parameter values If you have not resolved the problem after running MAP go through the checklists in this section NetWare Checklist 15 the print server name entered correctly The factor default name is KON serial number The serial number is located on the card Did you assign print queues to the printer It is recommended you assign each print queue to only one Print Server Card connected printer If print queues are assigned to other network print ers the print jobs may be going to an other network printer Did you a
4. 0Base T e Supports peer to peer printing by TCP IP from Microsoft Windows 95 98 e Supports printing by Ipr lpd of Microsoft Windows NT 2000 Windows 2000 will be available in the future e Supports both of Novell NetWare bindery mode and Novell Directory Service NDS Incorporates an HTTP server and enables to link the Management Access Program MAP provided with a standard Web browser to manage the printer and network card Enables FTP printing e Use of flash memory allows upgrading the firmware via the network This Service Handbook describes hardware construction procedures of installing removing the KN 304 to from the IP 011 troubleshooting and appendixes installing firmware setting jumpers on the KN 304 board etc OPTION 1 2 KN 304 Network Board Assembly Disassembly HOME Chapter 2 Assembly Disassembly Assembly Disassembly procedures Installation to removal from the IP 011 1 Connect the connection cable to the KN 304 connection cable 2 Remove the IP 011 s main cover 11 screws main cover 3 Remove the screening plate 2 screws screening plate 2 1 KN 304 Network Board Chapter 2 Assembly Disassembly 4 Insert the KN 304 halfway in 5 Connect the cable of the KN 304 to the connector CN501 of the IP 011 6 Fully insert the KN 304 and secure it with th
5. 2 3 O Installation to removal from the IP 011 nanna 2 3 8 TOUBJESHOON NG i Fa rak 3 1 LED Stats Indicators 3 3 W Status Page ia een 3 4 E Resetting the KN 304 to Factory Default 3 6 E How to Diagnose Problems nn 3 7 O Troubleshooting Network Hardware Connections nen 3 8 O Troubleshooting NetWare Protocol i 3 8 O NetWare Checklist i 3 8 e File Server Checkliste iaia 3 9 O Workstation Checklist eene 3 9 O Print Server Card Configuration Checklist essen 3 9 O Printer Server File Server Printer Checklist sse 3 10 O Workstation to Print Server Card Connection Checklist i 3 10 e KN 304 Loses Its File Server Connection i 3 10 O Unable to Print from a Different Context mann 3 10 A ABPEN NEES C 4 1 iil Rewriting the firmware nennen nnne nnn 4 3 PrEp ralion iaia paia 4 3 O Procedure of rewriting the firmware nanna nn ran 4 3 E Functions of parts mounted on the board 4 4 LBS SIE 4 5 iii KN 304 Network Board Blank page SAFETY PRECAUTIONS Installation Environment Safety considerations usually are directed toward machine design and the possibility of human error In addition the environment in which a machine is oper ated must not be overlooked as a potential safety hazard Most electrical equip
6. Konica SERVICE MANUAL Model KN 304 FEBRUARY 2000 CSM KN304 KONICA BUSINESS TECHNOLOGIES INC HOME KN 304 SERVICE MANUAL FEBRUARY 2000 Used on Konica Model 7020 IMPORTANT NOTICE Because of the possible hazards to an inexperienced person servicing this equipment as well as the risk of damage to the equipment Konica Business Technolo gies strongly recommends that all servicing be per formed by Konica trained service technicians only Changes may have been made to this equipment to improve its performance after this service manual was printed Accordingly Konica Business Technologies Inc makes no representations or warranties either expressed or implied that the information contained in this service manual is complete or accurate It is under stood that the user of this manual must assume all risks or personal injury and or damage to the equipment while servicing the equipment for which this service manual is intended Corporate Publications Department 2000 KONICA BUSINESS TECHNOLOGIES INC All rights reserved Printed in U S A Contents CONTENTS Oneri 1 1 M PiodUcrspeclicali cieca 1 3 O KN 304 network board 1 3 W PEC CO SW ET 1 4 O Capabilities of the KN 304 Network Board nennen 1 4 2 Assembly Disassembly 2 1 il Assembly Disassembly
7. d Is AUTO ENDCAP enabled Auto Endcap lets you send data to a network printer Use PRINTCON to check If not enable it Print Server Card Configuration Checklist If all your hardware connections are correct check the following Use MAP to check the status of the print server The Unit Status screen shows the status for the selected network interface card This report includes a status of file servers and queues as signed to a printer along with a description of any problems The printer may not be assigned to the correct print queues Use PCONSOLE to direct print jobs to the correct queues then check to see if the print job is in the queue If devices were added or changed use PCONSOLE to make sure you configured the new de vices correctly e Make sure the KN 304 s name has been entered correctly If you changed the name in MAP you must 3 7 KN 304 Network Board Chapter 3 Troubleshooting Printer Server File Server Printer Checklist Check the following to see if The KN 304 Print Server can log into the file server and can service jobs from a File Server The KN 304 Print Server name is listed on that File Server The password assigned to the Print Server Card through PCONSOLE matches the password assigned through MAP Use MAP to update the password stored in the network Print Servers memory The print job is in the print queue and waiting to be printed Use PCONSOLE to check if the print jobs are b
8. e safety of those who operate or service the copier are directly dependent upon the conscientious effort of each and every technician Remember when performing service calls use good judgement have a watchful eye to identify safety hazards or potential safety hazards that may be pre sent and correct these problem areas as they are identified the safety of those who operate the copier as well as those who service the copier depend on it Overview HOME E Product specifications KN 304 network board Type Card Network interface Protocols Host computer Dimensions Weight Power source Note Chapter 1 Overview Built in Konica IP 011 printer controller Network controller card x1 Ethernet 100Base T 10Base T IPX SPX NetWare LPD LPR TCP IP peer to peer TCP IP DOS V computers NEC PC 98 series 123 7 mm W x 95 mm H Approx 227 g 5 VDC 5 to 5 0 5A Specifications are subject to change for improvement with out prior notice 1 1 KN 304 Network Board Chapter 1 Overview E Product overview O Capabilities of the KN 304 Network Board The Konica KN 304 Network Board allows connecting the Konica IP 011 printer controller to a computer network It receives print jobs from the network and converts them into image data video data that the 7020 copying machine prints out The KN 304 network board is characterized as follows e Automatically selects 100Base T Fast Ethernet or 1
9. e screws 2 screws 7 Install the IP 011 s main cover 11screws 8 For removal reverse the procedure of installation 2 2 KN 304 Network Board Troubleshooting HOME B LED Status Indicator The KN 304 has two LED status indicators amber and green The amber LED generally indicates job activity it flashes when a print job is being communicated to the Print Server Card it is off when no activity is occurring Chapter 3 Troubleshooting The green LED indicates the operating condition of the KN 304 when it is powered on during nor mal operation The following table provides the conditions that this LED may indicate LED Patterns And the printer is THEN THE KN 304 Operating Action Condition Green LED is ON First powered on Is performing self tests Normal None solid Awaiting print jobs Is functioning properly Normal None Green LED Finished with self tests Prints out status report blinks 3 times and Normal None stays on a LEO Performing self tests Detects bad RAM chip Error Replace the KN 304 blinks rapidly Green LED Performing self tests Failed the Ethernet blinks rapidly 4 hardware self test Error Check the network times then pauses Check the network Amber LED blinks short for 10 seconds Amber LED goes off and the Green LED blinks con tinuously Performing flash memory self tests Did not pass the check sum test Unit automat icall
10. eing sent to the printer Workstation to Print Server Card Connection Checklist To make sure the workstation is communicating with the Print Server Card check the following Printa file from the workstation and make sure the print job gets to the print queue using PCONSOLE If the print job does get to the queue the problem is not with the workstation print server connec tion Use CAPTURE to send data to the printer from a workstation software application See your NetWare print server manual for information Make sure another printer is not taking the print jobs from the queues BEFORE the Print Server Card can service the job To do this disable the other printer until you can verify the Print Server Card connected printer setup KN 304 Loses Its File Server Connection If the KN 304 loses its connection to the file server it can take approximately 5 to 10 minutes to reconnect If the connection is not made after a reasonable amount of time check the error condi tions to troubleshoot the problem Unable to Print from a Different Context The KN 304 does not support printing from a context different from the context you are installed upon If you want to do this you must create an alias queue See your NetWare Manual for more information 3 8 KN 304 Network Board Appendices HOME Chapter 4 Appendices E Rewriting the firmware As the KN 304 uses flash ROM it is possible to rewrite the firmware via the netw
11. es e Using any unspecified replacement parts General Safety Guidelines This copier has been examined in accordance with the laws pertaining to various product safety regula tions prior to leaving the manufacturing facility to protect the operators and service personnel from injury However as with any operating device compo nents will break down through the wear and tear of everyday use as will additional safety discrepancies be discovered For this reason it is important that the technician periodically performs safety checks on the copier to maintain optimum reliability and safety The following checks not all inclusive should be made during each service call CAUTION Avoid injury Ensure that the copier is disconnected from its power source before continu ing e Look for sharp edges burrs and damage on all external covers and copier frame e Inspect all cover hinges for wear loose or bro ken e Inspect cables for wear frays or pinched areas e Ensure that the power cord insulation is not dam aged no exposed electrical conductors e Ensure that the power cord is properly mounted to the frame by cord clamps e Check the continuity from the round lug GND of the power cord to the frame of the copier ensure continuity An improperly grounded machine can cause an electrically charged machine frame Safeguards During Service Calls Confirm that all screws parts and wiring which are removed dur
12. ing maintenance are installed in their original positions e When disconnecting connectors do not pull the wiring particularly on AC line wiring and high voltage parts e Do not route the power cord where it is likely to be stepped on or crushed e Carefully remove all toner and dirt adhering to any electrical units or electrodes e After part replacement or repair work route the wiring in such a way that it does not contact any burrs or sharp edges e Do not make any adjustments outside of the specified range vi Applying Isopropyl Alcohol Care should be exercised when using isopropyl alco hol due to its flammability When using alcohol to clean parts observe the following precautions e Remove power from the equipment e Use alcohol in small quantities to avoid spillage or puddling Any spillage should be cleaned up with rags and disposed of properly e sure that there is adequate ventilation e Allow a surface which has been in contact with alcohol to dry for a few minutes to ensure that the alcohol has evaporated completely before apply ing power or installing covers Summary It is the responsibility of every technician to use pro fessional skills when servicing Konica products There are no short cuts to high quality service Each copier must be thoroughly inspected with respect to safety considerations as part of every routine service call The operability of the copier and more importantly th
13. its Novell Network Information enabled Print Server Name KON_260121 Password Defined no Preferred File Server not defined Directory Services Context not defined Frame Type 802 2 On 802 3 Peer to Peer Information enabled Frame Type 802 2 On 802 3 Network ID 0 TCP IP Network Information enabled Frame Type Ethernet II Protocol Address 192 102 51 100 Subnet Mask 255 255 255 0 Default Gateway 0 0 0 0 IPP Network Information enabled Internet Printing Protocol http 192 102 51 100 631 Print AppleTalk Network Information enabled Frame Type 802 2 SNAP On 802 3 Preferred AppleTalk Zone Default Zone Novell Connection Information Printer Name Printer 0 File Server PS280 Queue 3500_NIC Priority 1 Attached Yes No Notify Defined File Server 55SX Queue 3500 NIC Priority 1 Attached Yes Notify Job Owner First 60 Repeat 60 Peer to Peer Connection Information Printer Name KON 260121 AppleTalk Connection Information AppleTalk Printer Name KON 260121 TCP IP Connection Information Port Number 10001 MEMO The KN 304 does not support Apple Talk 0 0 0 0 e e e e e 3 3 KN 304 Network Board Chapter 3 Troubleshooting E Resetting the KN 304 to Factory Default You can cause the KN 304 to restore all parameters to factory default val
14. ment is safe when installed in a normal environment However if the environment is different from what most people consider to be nor mal it is conceivable that the combination of the machine and the room air could present a hazardous combination This is because heat such as from fusing units and electrical arcs which can occur inside switches have the ability to ignite flammable substances including air When installing a machine check to see if there is anything nearby which suggests that a poten tial hazard might exist For example a laboratory might use organic compounds which when they evaporate make the room air volatile Potentially dan gerous conditions might be seen or smelled The presence of substances such as cleaners paint thin ners gasoline alcohol solvents explosives or simi lar items should be cause for concern If conditions such as these exist take appropriate action such as one of the following suggestions e Determine that the environment is controlled such as through the use of an exhaust hood so that an offending substance or its fumes cannot reach the machine e Remove the offending substance e Install the machine in a different location The specific remedy will vary from site to site but the principles remain the same To avoid the risk of injury or damage be alert for changes in the environment when performing subsequent service on any ma chine and take appropriate action Una
15. ork To rewrite the firmware you use the utility program FTP Download for TCP IP by the procedure described below e Preparation e Set up the following components for the environment of TCP IP e Computer used to upgrade the firmware e KN 304 e Install the KN 304 properly and connect it s Ethernet port with a network cable so that the KN 304 can be accessed from the network computer e The following utility should be installed eFTP Download e Prepare the replacing firmware in the hard disk of the computer or in a CD ROM Procedure of rewriting the firmware 1 Make sure of the current firmware version You can get the information from the status page 2 Start FTP Download and select the firmware file upd file to download from File menu lt Example gt g15900a upd You will then be urged to enter the IP address and password 3 Enter the printer s IP address e g 192 102 51 100 and the password sysadm and click the OK button File transfer starts 4 When a message Unit Updated appears on the computer screen click the OK button 5 Power off on the printer NCaution 6 6 e e e e e 4 1 KN 304 Network Board Chapter 4 Appendices E Functions of parts mounted on the board
16. ssign the printer to the type Remote Other Unknown If the PCONSOLE settings are correct the connection between the printer and network may have been broken Turn the printer off and using PCONSOLE wait for the status message Not Con nected Turn the printer on and the status should change to Waiting for Job 3 6 KN 304 Network Board Chapter 3 Troubleshooting e File Server Checklist Is there enough disk space on the file server and is it running ls the correct file server associated with the printer Use PCONSOLE to check this Did you have the proper rights to configure the printer supervisor or administrator Are the File Server and the KN 304 communicating Run NetWare s COMCHECK utility from any network workstation to check this Are there enough user positions on the File Server The Print Server function logs on as a user Workstation Checklist Is the network loaded onto the workstation See the NetWare documentation Is the application set up to print to the printer For instance are you using the correct driver Is the workstation connected to the correct print queue Print a file and verify that the file goes to the queue Are the print queues assigned to the KN 304 connected printer also assigned to another network printer If they are the print jobs may be going to that printer From PCONSOLE enter a sample print job directly into an assigned queue Does the job be come Active Is job printe
17. ues so the Print Server Card appears just as it came from the factory You may choose to do this when the Print Server Card is moved to a new location where the environment NetWare file servers IP subnets and so on is different This process is called Reset to Factory It can be done with MAP or a Web Browser However if network access is not possible the following method may be used Resetting to factory default means that the print server loses all data such as names and IP addresses It does not lose its serial number or MAC address 3 4 KN 304 Network Board Chapter 3 Troubleshooting E How to Diagnose Problems Use the following list to determine the cause of printing problems 1 Verify that the printer is functioning properly Is the printer printing Make sure the printer is operating properly by causing it to generate a test page See your printers owners manual for instructions on generating a test page Is the printer on line green LED should light Verify that the printer is on line or else nothing will print Status at about 2 minutes after power on Does the LCD panel of Konica 7020 display an error message Review Konica 7020 manual Did you get a KN 304 status page On power up the KN 304 sends a status page which may contain information that can be useful for troubleshooting Keep the status page available until a problem is resolved 2 Check the KN 304 s LED status indicator to ensure that there is no
18. uthorized Modifications Konica copiers have gained a reputation for being reliable products This has been attained by a combi nation of outstanding design and a knowledgeable service force The design of the copier is extremely important It is the design process that determines tolerances and safety margins for mechanical electrical and elec tronic aspects It is not reasonable to expect individu als not involved in product engineering to know what effect may be caused by altering any aspect of the machine s design Such changes have the potential of degrading product performance and reducing safety margins For these reasons installation of any modification not specifically authorized by Konica Business Machines U S A Inc is strictly prohibited The following list of prohibited actions is not all inclu sive but demonstrates the intent of this policy e Using an extension cord or any unauthorized power cord adapter e installing any fuse whose rating and physical size differs from that originally installed e Using wire paper clips solder etc to replace or eliminate any fuse including temperature fuses e Removing except for replacement any air filter e Defeating the operation of relays by any means such as wedging paper between contacts e Causing the machine to operate in a fashion other than as it was designed e Making any change which might have a chance of defeating built in safety featur
19. y goes into download mode and awaits flash update Error Execute flash update Green LED Awaiting print jobs Some printer interface Check connection blinks slowly sometime after error Error between the KN 304 power on completes and IP 011 Awaiti int jobs Has lost its N Green LED waiting print jobs as oSI iS a Check NetWare blinks rapidly connection to file rror settings server Green LED Finished with power on Has been reset to fac Power off alternately blinks sequence tory defaults Error and move jumper to with amber indi OFF position cator 3 1 KN 304 Network Board Chapter 3 Troubleshooting Status Page The Status page report is sent as a print job to the printer when the KN 304 is powered on For example the report on the next page shows the configuration of the KN 304 immediately before the report is printed Konica 7020 printer also allows you to use a command from the LCD panel that will produce a status report It is strongly recommended that you review this report immediately after installation and any time the setup has been changed If the report does not include a protocol that was configured check that the procedure was done properly 3 2 KN 304 Network Board Chapter 3 Troubleshooting An example of network setup list Unit Serial No 995289 Version 09 00 Network Address 00 40 af 78 d9 b8 Network Topology Ethernet Connector RJ45 Network Speed 100 Megab

KN-304 Service Manual

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