IBM 7012 G Series Service Manual Download Page 141

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Removal and Replacement Procedures

4-23

Removal

1. Remove the screws used to secure the CPU/memory cards retainers to the lower

support tray for the hard disks (at the front and rear of the system).

Retainer Screw

2. Slide the upper tongue of the CPU/memory cards retainer out of the slit located on the

front fan support.

Replacement

Replace in reverse order.

Summary of Contents for 7012 G Series

Page 1: ...7012 G Series Service Guide...

Page 2: ...time without notice It is possible that this publication may contain reference to or information about products machines and programs programming or services that are not announced in your country Su...

Page 3: ...wer Flow 1 12 SCSI Cable Routing 1 13 Specifications 1 14 Power Cables 1 15 Service Inspection Guide 1 16 Chapter 2 Using System Guard 2 1 Introduction 2 1 SystemGuard Power 2 2 SystemGuard Components...

Page 4: ...ers 4 14 Rear Fan 4 19 Base Unit Front Fan 4 20 Base Unit CPU Memory Card Retainers 4 22 Disk Drive 4 24 Base Unit Diskette Drive 4 29 Media Devices 4 30 Base Unit CPU Card 4 34 Base Unit Memory Card...

Page 5: ...Interrupt Tests Group A 19 CPU MultiProcessor Test Group A 20 Appendix B Modifying SystemGuard Parameters B 1 Default Parameter Values B 1 Changing Flags and Parameters Under AIX Service Aids B 3 Modi...

Page 6: ...vi Service Guide...

Page 7: ...or modifications could void the user s authority to operate the equipment This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not...

Page 8: ...onment this product may cause radio interference in which case the user may be required to take adequate measures Avis de conformit aux normes du minist re des Communications du Canada Cet appareil nu...

Page 9: ...Ger ten gilt folgende Bestimmung nach dem EMVG Ger te d rfen an Orten f r die sie nicht ausreichend entst rt sind nur mit besonderer Genehmigung des Bundesministers f r Post und Telekommunikation oder...

Page 10: ...x Service Guide...

Page 11: ...l injury A caution notice appears on the following pages xi 3 1520 1 4 1 4 30 4 42 5 2 5 3 An attention notice indicates an action that could cause damage to a program device system or data CAUTION A...

Page 12: ...ified to conform to the requirements of the International Electrotechnical Commission IEC 825 1st edition 1984 and CENELEC EN 60 825 1991 for Class 1 laser products CAUTION A class 3 laser is containe...

Page 13: ...rocedures in this book apply to any system unit that uses the diagnostic programs Adapters Devices and Cable Information order number SA23 2764 contains reference information about adapters devices an...

Page 14: ...system unit to locate the feature positions connectors and system board slot positions Base Unit System Unit Locations Media Bays Front Door Operator Panel 3 5 Inch Diskette Drive Front Cover Left Sid...

Page 15: ...1 2 Service Guide Rear View without Cover Parallel Port P1 Adapters Power Cord Receptacle Power Control Port RS 485 Mouse 9 Pin Serial Port S3 25 Pin Serial Port S1 S2 Rear Fan Keyboard...

Page 16: ...d Position 0 or Two Disk Drives Positions F and G G30 only Disk Drive Positions D and E System Planar Media Drive Position A Media Drive Position B Diskette Drive Position C Operator Panel Power Suppl...

Page 17: ...The figure below shows a standard memory module The maximum memory reachable with this kind of memory module is 1024MB because up to four memory module kits can be installed on the memory card Modules...

Page 18: ...e splitter cable is used to generate two 25 pin serial ports S1 and S2 ports It is installed in the 25 pin serial port located in the rear of the base unit Keyboard Mouse Card KBD The KBD card is used...

Page 19: ...n Disk Drives ECB Card Operator Panel Key Mode Switch Media Devices or Disk Drives From the left side of the disk expansion unit the following modules are accessible Up to two 5 25 inch half height me...

Page 20: ...ion unit is equipped with one internal SCSI bus It is driven by means of a SCSI 2 single ended controller via an external connection The SCSI bus features the following characteristics SCSI 2 single e...

Page 21: ...with a variety of connectors whose functions are explained in the following figures Mouse External Fan Keyboard RS 485 Power Signal Connector Coming From the Operator Panel INTERNAL VIEW Power Connect...

Page 22: ...Series system units 7013 J Series system units and 7015 Model R30 R40 and R50 CPU enclosures for interface connection of CPUs and disk drive drawers The CPC also contains ports for connection of a mod...

Page 23: ...able Connector Operator Panel Connector Diskette Drive Connector Battery Connector Memory Card CPU Card Position 0 Adapter Slots Parallel Port Serial Ports 1 and 2 with splitter Serial Port 3 RS 485 C...

Page 24: ...rray Expansion Unit I O Controller JTAG bus COP bus SSGA I2C bus EPROM RAM S2 Service Console S3 S1 BUMP Console Micro Processor Battery Reset Scroll Button LCD Keylock System EEPROMs VPD EPROMs Opera...

Page 25: ...s 5 12 12 PDU Power Voltages 5 3 3 3 6 12 12 Disk Disk Diskette System AC Cable Power Supply Front Fan Module Rear Fan Module System Planar CPU Cards Media Position A Media Position B 3 5 inch System...

Page 26: ...le Routing SCSI controller 3rd disk 1st disk 2nd disk 4th disk Upper dev Lower dev Terminator SCSI controller 1st disk 2nd disk Upper dev Lower dev Terminator F 2 D 0 G 3 E 1 4 5 D 0 E 1 4 5 6 Positio...

Page 27: ...imum 19 kg to 25 kg 43 to 55 pounds Operating Environment Class B Temperature 16 to 32 C 60 to 90 F Humidity 8 to 80 Maximum Wet Bulb 23 C 60 F Maximum Altitude 2133 m 7000 feet Power Source Loading 0...

Page 28: ...n the U S A use a UL listed cable set consisting of a minimum 18 AWG Type SVT or SJT three conductor cable a maximum of 15 feet in length and a tandem blade grounding type attachment plug rated at 15...

Page 29: ...ptable safety condition the condition must be corrected before servicing the machine Note The correction of any unsafe condition is the responsibility of the owner of the system Do the following 1 Che...

Page 30: ...m unit check for 0 1 ohm or less resistance between the ground lug on the external power cable plug and a jack screw on the parallel port connector Parallel Port P1 Adapters Power Cord Receptacle Powe...

Page 31: ...e CPU is disabled Likewise if memory is detected as bad during IPL or reIPL it is disabled SystemGuard allows diagnostics and maintenance to be performed either locally or remotely The SystemGuard pro...

Page 32: ...subset of the Flash EEPROM SystemGuard Bring Up MicroProcessor Overview The SystemGuard Bring Up MicroProcessor BUMP controls the system when the power is off or the AIX operating system is stopped Sy...

Page 33: ...and By phase or it displays the usual three digit boot up codes Physical Key It uses the international symbols for Normal Secure and Service modes This key should generally stay in the Normal position...

Page 34: ...Key can only be turned if the Physical Key is in Normal position Refer to How to Set the Electronic Key on page NO TAG for details on how to set the Electronic Key Following are various Electronic an...

Page 35: ...passed to AIX Maintenance Phase The maintenance phase is entered from the Init phase if the system key is in service mode If the BUMP console present flag is set the MAINTENANCE MENU is displayed on t...

Page 36: ...ommand sequence which you can change from the maintenance menu or AIX service aids SystemGuard checks for a special downloadable diskette if in Service mode checks the Flash EEPROM and then produces a...

Page 37: ...cessor 2 OK Init 1024kb L2 cache by processor 3 OK Clearing 128 Mb by processor 0 OK CPU FIRMWARE August 4 1994 Processor 0 on IPL INIT 216 220 288 278 292 286 292 Processor 0 on IPL Start 223 299 A f...

Page 38: ...lation L1 and L2 caches DCB Data CrossBar and Memory Test Group These tests check the status of the system planar and memory cards data address lines accessibility memory components ECC memory refresh...

Page 39: ...icators are still displayed on the Operator Panel Note that the code 570 virtual SCSI devices being configured can take several minutes for each card in the SMP system When the boot indicators have re...

Page 40: ...able or enable this keyword see Power On Command Parameters on page 2 33 for details Turning the system power on makes the system enter the init phase Thus if the Key Mode Switch is in the Service pos...

Page 41: ...in Service mode you might go to Diagnostics instead of Maintenance due the SystemGuard Console being disabled by default If you are running level 7 or higher of the SystemGuard firmware the BUMP Conso...

Page 42: ...18 4 SSbus Maintenance 2 19 5 I2C Maintenance Select x exit 0 Note It is also possible to enter the STAND BY MENU from the Service Console if the remote authorization flag is enabled The Electronic K...

Page 43: ...nd from the Main menu select Display Configuration option 0 The first level screen is displayed with features and devices that can be configured Here is an example of the display configuration screen...

Page 44: ...ce facilities FLASH_FW This is the Flash EEPROM firmware release number The corresponding second column gives the memory size expressed in KB CPU Conf This gives the status information of the CPU modu...

Page 45: ...mn shows the value of the electronic key E_KEY Set Flags Use this option to manage miscellaneous flags The default values are listed in the following table Flag Parameter and Keyword Default Values Na...

Page 46: ...e support personnel Power On Tests in Loop Mode When enabled SystemGuard loops on the POST tests and does not IPL Fast IPL When enabled the long POST tests are not run shortening the INIT phase This f...

Page 47: ...f you enter 10 then a second level UNIT0 screen as shown below is displayed The second level screen contains a status column and details about the unit UNIT0 Second level Screen UNIT0 Set Status Set S...

Page 48: ...cimal and the length in bytes c The data at the given start address for the given length is displayed Then the prompt for the start address and length is shown again d You can continue the read operat...

Page 49: ...I O port SP0 02 rd EEPROM 07 fan speed 03 margins 08 powering 04 on off OP LEDs select x exit These options are explained in the following sections Read Operator Panel Status Enter 00 to display the...

Page 50: ...powoff Yellow off 03 powon Yellow select x exit Write on the Operator Panel Display Enter 05 to write a given string on the operator panel Display When requested enter the string you want to display...

Page 51: ...Autoservice IPL flag to disabled the default value for this flag is disabled from the STAND BY MENU 3 Having a Valid Service Contract 4 Turning the System Key to the Service position 5 Powering on the...

Page 52: ...NTRACT Last update yymmdd 941105 Validity 360 Days Remote service support Valid Quick On Call service Not valid AUTO DIAL Disable CONSOLES BUMP Console Present Service Console Disable 1200 Baud SYSTEM...

Page 53: ...page 2 24 Note If you select a device type and more than one device of the same type exists you are asked to provide a device number For example if you enter 2 for CPU devices and 2 such device board...

Page 54: ...specific vital product data VPD information such as Engineering change level Device field replaceable unit FRU number Name of the manufacturer Processor component definition related to the position o...

Page 55: ...ice support on the S2 line by setting the Remote Authorization flag Only the local operator can perform this command When this flag is enabled remote service support is possible and all characters sen...

Page 56: ...it is not the device you want to boot from go through each option and change it to the desired BUS SLOT SCSI ID and LUN ID Option 4 allows you to change all these options at once The BOOT FROM SCSI DE...

Page 57: ...ter 5 to begin the boot The system leaves the maintenance environment and boots from the specified SCSI device Another method of changing the SCSI Boot Device location code is to select 4 from the BOO...

Page 58: ...want to deselect a particular option if you want to cancel the option after selecting it press the same command once again In other words the options are toggled by the corresponding commands The ava...

Page 59: ...st which is a sequence of tests to be run To build a test list perform the following steps 1 Enter 0 from the OFF LINE TESTS menu to display the following menu BUILD TEST LIST GROUP DESCRIPTION GROUP...

Page 60: ...HERENCY 50 ASL EXTERNAL L B 51 BPP EXTERNAL L B FULL 52 PRINTER 53 AUTODIAL 54 BPP EXTERNAL L B COMMANDS nn SELECT TEST ADD ALL TEST TO TEST LIST SELECT x exit Attention Do not run tests from the abov...

Page 61: ...cation the following screen enables you to Display test parameters both default and current values Modify parameter values reserved for service people only Delete tests from the list TEST 0101 01 01 G...

Page 62: ...01 01 00 DEBUG LINE TEST TEST 0103 Running Bump 01 03 00 S2 ASL REM TEST PRESS RETURN TO EXIT If the loop option is set press the Break key to stop test execution Otherwise wait for the tests to finis...

Page 63: ...OMMAND PRESENT CONDITIONS BUMP CONSOLE POWER ON Enable COMMAND STRING power SERVICE CONSOLE POWER ON Disable COMMAND STRING power COMMANDS 0 ENABLE BUMP CONSOLE POWER ON 1 DISABLE BUMP CONSOLE POWER O...

Page 64: ...to select Micro Channel adapter MCA devices and display a screen listing available adapters similar to the following BASIC MCA ADAPTER 0 BASIC MCA ADAPTER 0 1 BASIC MCA ADAPTER 4 2 BASIC MCA ADAPTER...

Page 65: ...r marked 1 is the primary number and the second is a backup number By default no numbers are set System Dial In Phone Number This phone number is used by the dial in procedure This is the phone number...

Page 66: ...boot to occur even if the Mode Switch is in the Service position thus avoiding the MAINTENANCE MENU When disabled the MAINTENANCE MENU is entered during the boot phase 1 Enter 1 to toggle this flag 2...

Page 67: ...is command sets the maintenance password which restricts access to basic features If you set this password you should give it to service personnel when requested By default there is no password 1 Ente...

Page 68: ...the effect is immediate and all the console messages are presented in the selected language 1 Enter 9 in the MAINTENANCE MENU to select this option The following menu is displayed SET NATIONAL LANGUA...

Page 69: ...ce 7 Exit from the STAND BY MENU At this step if you want to go back to Normal press the Enter key again then press the ESC n key This puts the Electronic Key to Normal position Setting the Electronic...

Page 70: ...SystemGuard skips the extended POST By default the Fast IPL flag is disabled enabling it only lasts one reboot There are three ways to enable it through the STAND BY MENU in Stand By mode through the...

Page 71: ...also the current flag value mpcfg df Following is the output of the command Index Name Value 1 Remote Authorization 0 2 Autoservice IPL 0 3 BUMP Console 1 4 Dial Out Authorization 0 5 Set Mode to Norm...

Page 72: ...ce Menu 1 Enter the MAINTENANCE MENU 2 Enter 8 in this menu to select the SET PARAMETERS menu SET PARAMETERS 0 POWER ON COMMAND 1 VOLTAGE MARGINS 2 SET CONFIGURATION 3 PHONE NUMBERS 4 MISCELLANEOUS PA...

Page 73: ...authorized in order to work with SystemGuard This allows remote support personnel to log in to SystemGuard Service Console Authorization must also be activated to enable mirroring There are three ways...

Page 74: ...nected through a Hayes compatible modem on the S2 port however a local directly attached console at the S2 port can also be supported T Modem Customer Site Remote Support Center T Modem S1 S2 System U...

Page 75: ...ing ps ef grep mir The command output is similar to the following root 2308 1 0 12 08 21 0 00 usr sbin mirrord mir_modem root 6212 4552 3 12 21 58 0 0 00 grep mir 5 Now the support personnel should be...

Page 76: ...Feature The dial out feature can be implemented either through SystemGuard or AIX Setting Up Dial Out from SystemGuard The dial out feature is the automatic sending of certain errors to a service cen...

Page 77: ...the dial out and dial in services The following table lists the data that SystemGuard sends to the remote support center Parameter Field Size Generated By Magic Number 4 SystemGuard Routing Metric 4...

Page 78: ...enable Electronic Mode Switch from S2 mpcfg cf 7 1 to enable Boot Multi User AIX in Service mpcfg cf 11 1 to enable Fast IPL 8 Type the following command to start console mirroring keycfg c service N...

Page 79: ...ou are prompted for a password enter the root password 7 Type the following command to reboot in AIX Multi User init 2 8 After about ten minutes the system should have rebooted and loaded AIX 9 If S2...

Page 80: ...ECT x exit 4 Check option 5 in this menu BOOT MULTI USER AIX IN SERVICE If it is enabled enter 5 and the flag should be changed to disabled 5 Have another look at the option to make sure it is disable...

Page 81: ...g from an SCSI Device through the Bootlist The system can be booted from an SCSI device such as a tape drive without going through the MAINTENANCE MENU In this case it uses the bootlist to determine t...

Page 82: ...8 to select the SYSTEM BOOT menu which is similar to the following SYSTEM BOOT 0 BOOT FROM LIST 1 BOOT FROM NETWORK 2 BOOT FROM SCSI DEVICE SELECT x exit 1 3 From the SYSTEM BOOT menu enter 1 to selec...

Page 83: ...for your selection then press ENTER Use the Backspace key to correct errors 6 Select the device to boot from For example choose 3 to boot from Token Ring slot 3 16 Mb data rate A screen similar to the...

Page 84: ...ction then press ENTER Use the Backspace key to correct errors 8 Enter 4 to exit from the menu and start system boot 9 A screen similar to the following appears as the system boots off the network STA...

Page 85: ...UNIT0 dev 01 CPU1 11 UNIT1 dev 02 CPU2 12 UNIT2 dev 03 CPU3 13 UNIT3 dev 04 MC0 14 UNIT4 dev 05 MC1 15 UNIT5 dev 06 MC2 16 UNIT6 dev 07 MC3 17 UNIT7 dev 08 basic MCA 09 exp MCA Select x exit 01 The S...

Page 86: ...ng Processors through the Maintenance Menu 1 Enter the MAINTENANCE MENU Refer to the MAINTENANCE MENU section on page 2 21 for details 2 Enter 8 to select the SET PARAMETERS menu which is similar to t...

Page 87: ...mand Following is the command with various options To list the processors and view their statuses type cpu_state l The output should look something like this Name Cpu Status Location proc0 0 enabled 0...

Page 88: ...Aids Test Flags The Test Flags are the Boot Multiuser AIX in Service flag Fast IPL flag Extended Tests flag PowerOn Tests in Loop Mode flag and PowerOn Tests in Trace Mode flag They are disabled at th...

Page 89: ...arameters file be updated This file can be set by the Service Aids Passwords Passwords are used to protect access to SystemGuard The passwords are the Maintenance Password and the Customer Maintenance...

Page 90: ...wn the system then reboot the machine as described in the preceding paragraph Updating the Flash EEPROM using a file An administrator with root authority can use the AIX diag command to update the EEP...

Page 91: ...ould place hazardous voltage on metal parts of the system or the products that attach to the system It is the responsibility of the customer to ensure that the outlet is correctly wired and grounded t...

Page 92: ...anel display identifies the unit that contains the error Units are numbered as 0 Base System unit 1 Expansion unit Step 1 You may be directed to this MAP for several reasons 1 SRN 409 Axy appears on t...

Page 93: ...ct the problem Go to Map 0410 Repair Checkout in the Diagnostic Information For Micro Channel Bus Systems Step 5 from Step 4 Note Either the Power Supply 99 failure probability or the system planar 1...

Page 94: ...anar See Base Unit System Planar on page 4 46 If you exchanged both operator panel and system planar with no results call your service support person for assistance YES Go to Map 0410 Repair Checkout...

Page 95: ...Axy go to step 9 otherwise find the SRN in the Service Request Number List in the Diagnostic Information For Micro Channel Bus Systems then do the listed action The power on light comes and stays on...

Page 96: ...2 1 Hex value of bits 7 6 5 4 3 2 1 0 Bit numbering Over under voltage on 5 volts Overload over current on 5 volts Overload over current on 12 3 3 or 3 6 volts Over under voltage on 12 3 3 or 3 6 vol...

Page 97: ...11 YES Repair the problem Go to Map 0410 Repair Checkout in the Diagnostic Information For Micro Channel Bus Systems Step 11 from Steps 9 10 Is bit 1 or bit 2 a zero NO Replace the power supply If th...

Page 98: ...3 1520 8 Service Guide...

Page 99: ...e occurs The failure is then isolated to the failing FRU The MAP steps on the following pages instruct you to reduce the system to one or more of the following configurations Minimum Configurations fo...

Page 100: ...e Maintenance Menu appears display the BUMP Error Log e If an SRN is logged record it and any location codes Location Codes are separated by a blank Perform the listed action An SRN will be preceded b...

Page 101: ...o to Step 2 888 flashing With new SRN Record the SRN Look up the SRN in the SRN Table and do the listed action 260 Main Menu is Displayed Select Exit Main Menu and Start System Boot then press En ter...

Page 102: ...On 7 Wait for one of the following conditions to occur The Maintenance Menu is displayed The same three digit number is displayed in the operator panel display for longer than three minutes except for...

Page 103: ...for longer than three minutes except for the number165 which may display for up to ten minutes with no activity on the BUMP console The number 888 is flashing in the operator panel display Is the mai...

Page 104: ...played The same three digit number is displayed in the operator panel display for longer than three minutes except for the number 165 which may display for up to ten minutes with no activity on the BU...

Page 105: ...power cable to the wall outlet 5 Power on the system unit 6 Wait for one of the following conditions to occur The Maintenance Menu is displayed The same three digit number is displayed in the operator...

Page 106: ...The Maintenance Menu is displayed The same three digit number is displayed in the operator panel display for longer than three minutes except for the number 165 which may display for up to ten minutes...

Page 107: ...e of the following conditions to occur The system stops with c31 displayed in the operator panel display The same three digit number is displayed in the operator panel display for longer than three mi...

Page 108: ...played and the Main Menu is displayed Select Exit Main Menu and Start System Boot and press Enter When the Starting System Boot menu displays press Enter Repeat this procedure each time these conditio...

Page 109: ...nel display for longer than three minutes except for 165 which may display for up to ten minutes with no activity on the BUMP console The number 888 is flashing in the operator panel display Is c31 di...

Page 110: ...List 7 If the system stops with a 260 displayed and the Main Menu is displayed Select Exit Main Menu and Start System Boot and press Enter When the Starting System Boot menu displays press Enter Repe...

Page 111: ...is installed Go to Map 0410 Repair Checkout in the Diagnostic Information For Micro Channel Bus Systems YES Go to Step 12 Step 12 from Step 11 Look at the FRU part numbers associated with the SRN Hav...

Page 112: ...power button on the system unit to On 8 If the Maintenance Menu is displayed select System Boot then Boot From List 9 If the system stops with a 260 displayed and the Main Menu is displayed Select Exi...

Page 113: ...sk0 5 Plug the system into the electrical outlet 6 Set the power button on the system unit to On 7 If the Maintenance Menu is displayed select System Boot then Boot From List 8 If the system stops wit...

Page 114: ...l in the system 3 System Board ELM 4 SCSI cable Test each FRU by trying to load diagnostics from CD ROM if installed or disk Were you able to identify the failing FRU NO One of the FRUs remaining in t...

Page 115: ...nu and Start System Boot and press Enter When the Starting System Boot menu displays press Enter Repeat this procedure each time these conditions occur 10 Wait for one of the following conditions to o...

Page 116: ...ed and the Main Menu is displayed Select Exit Main Menu and Start System Boot and press Enter When the Starting System Boot menu displays press Enter Repeat this procedure each time these conditions o...

Page 117: ...e diagnostic CD ROM into the CD ROM drive 7 If the Maintenance Menu is displayed select System Boot then Boot From List 8 Wait for one of the following conditions to occur The system stops with a flas...

Page 118: ...ng diagnostics from the CD ROM to determine if the FRU fixed the problem Were you able to identify the failing FRU NO Go to Step 13 YES Replace the failing FRU Go to Map 0410 Repair Checkout in the Di...

Page 119: ...nd grounded to prevent an electrical shock Before installing or removing signal cables ensure that the power cables for the system unit and all attached devices are unplugged When adding or removing a...

Page 120: ...e in the system unit If you have an antistatic wrist strap available use it while handling the device With the device still in its antistatic bag touch it to a metal frame of the system Grasp cards an...

Page 121: ...e power switches of the attached devices to Off 2 Set the power switch of the system unit to Off 3 Disconnect the power cable from the wall outlet 4 Set the mode switch to the service position 5 Remov...

Page 122: ...Service Guide 4 4 Note Pull tools for ease in removing CPU and Memory cards are located on the inside of the front cover Pull Tools...

Page 123: ...t frame P 2 ush the middle of the cover toward the frame and then push the bottom toward the frame to snap the cover into place Hole for Positioning Pin Hole for Positioning Pin Hooks 3 If there was a...

Page 124: ...ove the front cover following the procedure on page 4 3 2 Remove the three retaining screws located on the front of the side cover Screws 3 With a firm grip on the panel rotate it slightly to the left...

Page 125: ...ter the holes on the left of the side cover with the corresponding retaining clips on the unit Retaining Clips 2 Push the cover against the unit 3 Install and tighten the retaining screws Screws 4 Rep...

Page 126: ...owing the procedure on page 4 3 2 Remove the side cover following the procedure on page 4 6 3 There may be a retaining screw securing the rear cover if so loosen the retaining screw of the rear cover...

Page 127: ...t all cables are properly connected and not entangled All cables coming from the rear of the unit should be held between the unit frame and the cover 1 Insert the positioning pins located in the rear...

Page 128: ...aining screws used to lock the base to the unit 6 Remove the base from the unit Replacement 1 Align the base with the system unit frame If you are installing the base on the base system unit install i...

Page 129: ...d for example the System Planar the SYSID information will be copied from the operator panel EEPROM into the System Planar EEPROM when you start the system To avoid loosing this information it is not...

Page 130: ...bles are still connected and these could be damaged Keep the operator panel near the unit 4 For the base unit disconnect the cables connected to the operator panel in the following order a The cable c...

Page 131: ...B card itself Operator Panel Cable Goes To The Expan sion Control Board RS 485 Cable Replacement Replace in the reverse order Note When you have finished the removal and replacement procedure tell the...

Page 132: ...unit place it in horizontal position with the right side down 5 Record the location and type of the adapter 6 Disconnect any attached devices and internal cables from the adapter Attention Be careful...

Page 133: ...Removal and Replacement Procedures 4 15 8 On the front fan cage loosen the retainer screw which locks the adapters Retaining Screw...

Page 134: ...adapter card firmly grip the adapter pull it up and slide it out of the slot If you are removing a Type 5 adapter using the tabs on the adapter card firmly grip the adapter pull it up and then slide i...

Page 135: ...ter for the first time this adapter does not replace another one set the jumpers or switches according to the configuration requirements Remove the dummy blank that covers the designated slot if prese...

Page 136: ...r Attention Before re starting the system make sure of any free slot has been protected by inserting an appropriate dummy plate 7 Place the system unit back to a vertical position 8 Replace the rear c...

Page 137: ...n Power Connector Shock Mounts Screws for Safety Grid 4 Firmly grip the fan accessing it from the rear of the unit Then pull it out of the unit 5 Pull the four shock mounts out of their mounting holes...

Page 138: ...ect all of the cables connected to the Micro Channel adapters 5 Record which cable attaches to which adapter 6 Disconnect the internal SCSI cable from the SCSI controller 7 Remove all of the Micro Cha...

Page 139: ...and bracket assembly inside the system unit 4 Replace the CPU memory card retainer using the procedure on page 4 34 5 Replace the retaining screw used to anchor the fan support to the frame 6 Plug in...

Page 140: ...stem the other one must be used when two CPU cards are installed Model G40 uses the card retainers for two CPU boards only Note The Difference Front Card Retainer for one CPU board G30 only Front Card...

Page 141: ...he CPU memory cards retainers to the lower support tray for the hard disks at the front and rear of the system Retainer Screw Retainer Screw 2 Slide the upper tongue of the CPU memory cards retainer o...

Page 142: ...ve the side cover following the procedure on page 4 6 4 Remove the CPU Memory retainers using the procedure on page 4 22 5 Remove the two retaining screws that mount the disk drive support tray to the...

Page 143: ...ing screws holding the drives to the support tray Retaining Screws Retaining Screws 10 Lift the disk drive out of the support tray 11 Record the settings of any jumpers and or switches that are presen...

Page 144: ...F must be installed on the left The fourth disk drive position G must be installed on the right Upper Support Tray Mounting Screws Lower Support Tray Position E Position D Position G Position F 1 If...

Page 145: ...must be kept on the right that means the disk must be installed with the power connectors toward the front of the unit 5 Replace the four retaining screws holding the drives to the support tray Retain...

Page 146: ...sk drive support tray to the system unit frame Mounting Screws Lower Support Tray Upper Support Tray 10 Replace the CPU Memory board retainers 11 Replace the side cover following the procedure on page...

Page 147: ...ated in the left side of the system unit Retaining Screws Diskette Drive 4 Gently slide the diskette drive out of the unit 5 Disconnect the cables connected to the diskette drive Replacement 1 Connect...

Page 148: ...the device from the unit make sure that it does not contain any removable media This procedure also applies to the 3 5 inch disk drives in the slots dedicated to the media devices in the expansion uni...

Page 149: ...the guide from the device EMC Band Retaining Screw Guide 7 Remove the EMC band if installed from the device The EMC band will be installed on the new device using the same retaining screws as the guid...

Page 150: ...the plastic blank in the area corresponding to the empty slot Access the front panel from its internal side and keeping the plastic blank front side facing forward insert the left tongue of the blank...

Page 151: ...er and or switches to match the device you are replacing 6 Gently push the device into the appropriate slot and secure it in place with the retaining screws 7 Connect the power cable and the SCSI cabl...

Page 152: ...ge 4 6 3 Put the system unit in horizontal position with the right side down 4 Disconnect the SCSI cable from the SCSI controller 5 Remove the CPU Memory card retainers using the procedure on page 4 2...

Page 153: ...extractors toward the system unit frame Replacement 1 Align the CPU card with the correct slot position and press the edges of the board to lock the connector to the system planar 2 Replace the CPU M...

Page 154: ...4 3 2 Remove the side cover following the procedure on page 4 6 3 Put the system unit in a horizontal position 4 Remove the CPU Memory cards retainer using the procedure on page 4 22 5 Unplug the memo...

Page 155: ...rd out of the slot by pressing the extractors toward the system unit frame Replacement 1 Align the memory card into the slot 2 Slide the memory card into place and press the edges of the card to lock...

Page 156: ...o unseat the memory module 5 Grip the edges of the memory module and firmly pull it out of the memory card Memory board memory module positions vary and are numbered as follows MRE Memory Card 1 2 3 4...

Page 157: ...es 4 39 Replacement 1 Place the memory module on the appropriate connector on the memory card then firmly press the memory module into the connector White Release Lever 2 In reverse order do the steps...

Page 158: ...ernal Micro Channel cable and the external fan power connector 5 Put the system unit in a horizontal position 6 Unscrew the three RS 485 card back connector retaining screws on the back of the system...

Page 159: ...back connector retaining screws 4 Connect any external and internal RS 485 card connections 5 Put the system unit back to a vertical position 6 Plug in any external Micro Channel cable and the externa...

Page 160: ...system Use of another battery may present a risk of fire or explosion The battery connector is polarized do not attempt to reverse the polarity Dispose of the battery according to local regulations Re...

Page 161: ...ctor on the system planar 4 Replace the operator panel using the procedure on page 4 11 5 Replace the front cover using the procedure on page 4 3 Note When you have finished the removal and replacemen...

Page 162: ...adapter 6 Disconnect the SCSI cable from both the SCSI controller and the devices located in the front of the system unit 7 Remove any Micro Channel adapter installed in the system unit using the proc...

Page 163: ...power connector in the system unit 6 Plug the power supply power connectors to the system planar 7 Replace the front fan using the procedure on page 4 20 8 Replace the CPU and memory card retainers us...

Page 164: ...pter Remove all the system items in the following order then reinstall them in reverse order 1 Remove the front cover the side cover and the rear cover of the unit following the procedures described i...

Page 165: ...wards the front of the system A 16 Once the planar is lifted take both edges with your hands and pull it again toward the front of the unit until the serial parallel connectors are removed from their...

Page 166: ...2 Ensure that the planar locating pins properly engage the locating holes one to the front and one to the back 3 Secure the system planar to the unit tightening its retaining screws 4 Secure the stan...

Page 167: ...using the procedure on page 4 22 6 Disconnect both the SCSI cable and the power cable from each disk drive installed in the system unit 7 Remove the disk trays using the procedure on pages 4 24 8 Remo...

Page 168: ...er on page 4 6 2 Unplug any cable connectors from the ECB card 3 Loosen the two ECB card retaining screws using a screwdriver then hold the ECB card by its edges and pull it out of the disk expansion...

Page 169: ...the unit following the procedures described in Front Cover on page 4 3 Side Cover on page 4 6 and Rear Cover on page 4 8 2 Loosen the two screws shown in the figure to unlock the SCSI connector from t...

Page 170: ...ng SCSI connector 3rd disk 1st disk 2nd disk 4th disk Upper dev Lower dev Terminator on the rear of the unit 2 Secure the SCSI cable in the unit frame using the appropriate bracket and screws 3 Secure...

Page 171: ...es quantity shipped may vary Wrap plugs and container quantity shipped may vary System unit keys Optional Items Check off if present Miscellaneous Hardware and Diskettes System unit power cable Docume...

Page 172: ...ional devices to or from the system ensure that the power cables for those devices are unplugged before the signal cables are connected If possible disconnect all power cables from the existing system...

Page 173: ...ground pin to building ground The reading should be less than 1 0 ohm which indicates the presence of a continuous grounding conductor 3 If any of the three checks made in substep 2 are not correct as...

Page 174: ...e SCSI terminator is installed 8 Install the top cover Step 5 Set Up Each Device Being Attached Note During the setup of each device connect only the device end of the signal cable Do not connect the...

Page 175: ...ine the SCSI addresses 3 As needed use the cable labels included in the ship group to label the cables Step 8 Arranging the System Unit and Devices Note If you are attaching a 4869 external 5 25 inch...

Page 176: ...al cables are connected at both ends All power cables are plugged into the customer s outlet All covers are installed and the fan openings are not obstructed All ribbons guides and other attachments a...

Page 177: ...disk will be used to load and run the checkout 1 Set the mode switch to the Service position 2 Set the power switches on all of the attached devices to On 3 Set the power switch on the system unit to...

Page 178: ...figure these devices Were all the resources listed by the service aid NO Check for loose cables or cards If you do not find a problem go to MAP 0020 YES Go to Step 5 Step 5 Checking the Hardware If yo...

Page 179: ...reinstalled on the boot disk for all adapters and devices that were shipped with the system Microcode is shipped on microcode diskettes option diskettes and on the boot disk For the AIX operating syst...

Page 180: ...which one to the RS 485 connector on the rear side of the base unit 2 Connect the other connector of the RS 485 cable used in the previous step to the RS 485 IN connector located on the expansion uni...

Page 181: ...Unplug the power cord to all system units Note For a translation of the following notice see System Unit Safety Information order number SA23 2652 CAUTION Before attempting to disconnect the units en...

Page 182: ...LCD display to identify a failing FRU The listing below defines the FRUs associated with the acronyms displayed Acronym Associated FRU E1D 601 Processor Card E4M 604 Processor Card one way E4D 604 Pro...

Page 183: ...7 2 Service Guide Covers and Chassis 4 8 9 2 3 1 18 7 14 15 12 13 10 11 16 17 5 6...

Page 184: ...1 Side cover 9 78X8993 1 Mounting screw 10 93H1645 1 Front card support bracket for 2 CPUs and 1 disk drive tray 11 78X8993 1 Mounting screw 12 93H1646 1 Front card support bracket for 1 CPU and 2 di...

Page 185: ...7 4 Service Guide Electronics Drives and Power 1 of 2 22 23 4 5 6 7 8 9 11 12 19 18 14 15 1 2 3 21 17 16 13 20 10...

Page 186: ...1 1 Operator panel base unit 11H3904 1 Operator panel expansion unit 12 52G0259 4 Mounting screw 13 See Note 1 Drive assembly disk 14 11H7658 1 Bracket DASD support tray G30 40H6708 1 Bracket DASD sup...

Page 187: ...7 6 Service Guide Electronics Drives and Power 2 of 2 32 33 34 28 29 30 26 27 31 36 35 24 25 23...

Page 188: ...card with 604 two way G40 93H6274 1 CPU card with 604E two way G40 26 11H3890 1 Keyboard mouse card assembly 27 78X8993 2 Mounting screw 28 35H8832 1 System planar ELM G30 09J4774 1 System planar ELM...

Page 189: ...Bezel blank 3 11H3904 1 Operator panel 4 11H3629 1 Internal RS485 cable 5 11H7538 1 ECB card assembly 6 11H3930 1 Internal SCSI cable 7 88G3997 1 SCSI Terminator 8 11H7658 1 Bracket DASD support tray...

Page 190: ...54 Debug Line Test S1 ASL BUMP Test S2 ASL REM Test S3 ASL SPE Test Flash EPROM Content Test NVRAM Content Test Eprom Content Test TOD Test Floppy Disk controller Test BPP Registers Test Misc registe...

Page 191: ...Test not available on all systems 20 Multi processor test group 01 02 03 04 05 06 07 08 Atomic instructions Test Caches coherencies Test DCB ports arbitration Test TLB Mechanism Test System IO share...

Page 192: ...the Maintenance Menu under SystemGuard BUMP Quick I O Tests Group These tests are performed by the BUMP and are launched at Power On under the control of Off Line Test monitor under the Maintenance M...

Page 193: ...four configurations and checks the received characters This test is in internal loop back mode and is performed at Power On The following eight configurations are used 1 38400 bds 8 bits 2 stop Even...

Page 194: ...en this calculated CRC is compared with the registered CRC TOD Test This test checks the access to the Time Of Day chip and it s functionalities All values are saved and restored It contains the follo...

Page 195: ...between the BUMP and the CPUs The BUMP puts a code in NVRAM The launched CPU must modify this code in a specific way The BUMP checks that this code has been correctly modified Asynchronous lines acces...

Page 196: ...eceive line and back In addition it also loops the junction signals of the response category to the corresponding request signals from the async port under test RTS to CTS and DTR to DSR A set of char...

Page 197: ...the nodes file Fast Test This test processes all the nodes of the nodes file in order to check the integrity of the links between the chips This test checks if an error is present but doesn t localiz...

Page 198: ...upon 1 XVIR BUC 0 register 2 XVIR BUC 1 register 3 DSIER register 4 MFRR register 5 BUID register 6 APR register Initial Values Test This test checks the initial values of the IONIAN and SSGA ASICs I...

Page 199: ...values These operations are done on DTR register Comparison is done The read values are compared with the written values Flash EPROM Access Test This test calculates the checksum of the different par...

Page 200: ...on Segmented Address Translation Level 1 primary cache Test This test checks the validity of the primary cache embedded in the processor This test is performed automatically at each Power On by the pr...

Page 201: ...in this group are performed by all of the processors The tests are launched at Power On and under the control of the Off Line Test Monitor This test group checks the status of the System Planar and M...

Page 202: ...itten and verified If the verification is OK the sub test is ended and the next sub test is started When the test is run automatically during Power On the next sub test is started only if the results...

Page 203: ...the test proceeds to check the next board Otherwise a fatal error message is displayed on the console Main Memory Cards Accessibility Test This test checks whether the high order memory address lines...

Page 204: ...e An error message is generated if a mismatch is detected between the read value and the written value Unaligned Word Write Checking This test writes an unaligned word and verifies it against the corr...

Page 205: ...address to be written in the 1MB block is found and the writing loop is begun This loop writes the address of the location as the data in to the memory location and after each write operation the addr...

Page 206: ...fffff Parameter 7 4th Mem Bnk Add Mem Address Mb 0xffffffff Parameter 8 SIMM Bus mode See note 2 0 SIMM number 1 Value of Bus 0 Notes 1 The different values are 0 ECC invalidation 1 ECC validation and...

Page 207: ...est In this test the memory address is calculated first Then two complementary patterns are written in the work area Then a read and compare operation is done If an error is detected a Memory read err...

Page 208: ...suitably displayed on the console This test also checks the following hardware parts 1 BUMP Interrupt Capability 2 Interrupt Management of SSGA 3 Control Logic PLD UART To CPU Interrupt Test This test...

Page 209: ...an error is detected Concurrent Coherent Write Access Copy Back In this test both the processors are enabled in Global Copy Back mode The snoop mechanism is activated to ensure cache coherency Proces...

Page 210: ...of the DCBT Data Cache Block Touch instruction on the Processor 1 cache The odd processor cache is inhibited without coherency Processor 0 is set to Global Copy Back mode with memory coherency enable...

Page 211: ...ors perform this test It has one sub test which checks the capability of all the processors to access the following I O resources simultaneously 1 Main Memory 2 NVRAM 3 Async Lines The following hardw...

Page 212: ...u if the AutoService IPL flag is disabled The AutoService IPL flag is normally enabled If the AutoService IPL flag is enabled then the flag must be disabled before the maintenance menu can be entered...

Page 213: ...sabled Power On Tests in Loop Mode flag Disabled Power On Tests in Trace Mode flag Disabled Power On Test Message Mode parameter 1 verbose mode off only error messages shown Extended Tests parameter D...

Page 214: ...ion Use this procedure to modify modem and site configuration parameters such as the modem configuration file name or the service line speed Starting from the Service Aids Selection menu 1 Select the...

Page 215: ...r 1 Modifying the Dial Out Authorization Flag This flag can be changed under SystemGuard using the maintenance menu or under AIX using the diag command SystemGuard Maintenance Menu Starting from the m...

Page 216: ...hone Numbers option 4 Select the System Dial In option 5 Supply a new phone number Modifying Dial Out Phone Numbers These parameters can be changed under SystemGuard using the maintenance menu or unde...

Page 217: ...ce menu 1 Enter 8 to set parameters 2 Enter 4 for miscellaneous parameters 3 Enter 9 to change the Electronic Mode Switch from Service Line flag AIX Diag Command Starting from the Service Aids Selecti...

Page 218: ...inguishes it from diskettes containing other data The existing firmware recognizes the special header and automatically loads the new firmware version If AIX is already up and running the run time pha...

Page 219: ...erface rs232 Description Asynchronous Terminal Status Available Location 00 00 S1 00 Parent adapter sa0 PORT number s1 Enable LOGIN disable BAUD rate 9600 PARITY none BITS per character 8 Number of ST...

Page 220: ...echo echoe echok echoctl echoke imaxbel iexten STTY attributes for LOGIN hupcl cread echoe cs8 ixon ixoff LOGGER name STATUS of device at BOOT time available TRANSMIT buffer count 16 RECEIVE trigger l...

Page 221: ...3 BUMP Console 1 4 Dial Out Authorization 1 5 Set Mode to Normal When Booting 0 6 Electronic Mode Switch from Service Line 0 7 Boot Multi user AIX in Service 0 8 Extended Tests 0 9 Power On Tests in...

Page 222: ...daemon The configuration files for the IBM 7851 are shown below This file has a very specific format You can use this file as a template to build a configuration file for another model of modem If yo...

Page 223: ...7 busy condout send AT F1E0V0Q0S0 0 r expect 0 r or OK r done connect send ATDT N r Tone dialing command expect 17 r or 16 r or 12 r or 11 r or 10 r busy 7 r timeout 60 done retry send A Redo command...

Page 224: ...e and the modem is initialized for dial in activity After the mirrord daemon is activated the System Key should be placed in the Normal position Testing Dial Out Dial out or automatic problem reportin...

Page 225: ...junction signal error RTS to CTS link Action Use MAP 0210 401 005 K C59 100 Description S1 asynchronous line junction signal error OUT2 to DCD link Action Use MAP 0210 401 006 K C59 100 Description S1...

Page 226: ...MAP 0210 401 030 K C59 100 Description S2 asynchronous line speed error External loop back mode Action Use MAP 0210 401 040 K C59 100 Description S3 asynchronous line internal registers error Action...

Page 227: ...MSR register error Action Use MAP 0210 401 091 K C59 100 Description TOD internal RAM error Action Use MAP 0210 401 092 K C59 100 Description TOD wake up mechanism error Action Use MAP 0210 401 100 K...

Page 228: ...Line Sx register error on bit i Action Use MAP 0210 401 160 K C59 C61 C63 C88 40 20 20 20 Description BPP ext Loop back Status register error Action Use MAP 0210 401 161 K C59 C61 C63 C88 40 20 20 20...

Page 229: ...nal Loop back Status register error 401 400 K C59 100 Description JTAG chain integrity Read IR failed 401 401 K C59 100 Description JTAG chain integrity Read DR failed chip 401 501 K C59 C63 C61 50 25...

Page 230: ...iption Direct IO SSGA interrupt register error Action Use MAP 0210 401 523 K C59 C90 MCA adapters 25 25 50 Description Direct IO IONIAN SSGA IER register error on Base Unit Action Use MAP 0210 401 524...

Page 231: ...MAP 0210 401 581 K C59 C63 C61 50 25 25 Description Direct IO IONIAN2 MAP register error Action Use MAP 0210 401 582 K C59 C63 C61 50 25 25 Description Direct IO IONIAN2 CONFIGURATION register error...

Page 232: ...9 C90 C61 C63 40 20 20 10 10 Description Channel reset and POS POS3 register error Action Use MAP 0210 401 801 K LSA C59 C90 C61 C63 40 20 20 10 10 Description Channel reset and POS POS4 register erro...

Page 233: ...OS DFE or SSI signal not asserted Action Use MAP 0210 401 811 K LSA C59 C90 C61 C63 40 20 20 10 10 Description Channel reset and POS Buffer exchange error Action Use MAP 0210 401 812 K LSA C59 C90 C61...

Page 234: ...ng transfer Action Use MAP 0210 401 828 K LSA C59 C90 C61 C63 40 20 20 10 10 Description Channel reset and POS DMA status error Action Use MAP 0210 401 829 K LSA C59 C90 C61 C63 40 20 20 10 10 Descrip...

Page 235: ...n Use MAP 0210 401 845 K LSA C59 C90 C61 C63 40 20 20 10 10 Description Channel reset and POS Missing ACK signal error Action Use MAP 0210 401 846 K LSA C59 C90 C61 C63 40 20 20 10 10 Description Chan...

Page 236: ...ction Use MAP 0210 402 020 K C63 100 Description Level 1 cache HID0 31 value error Action Use MAP 0210 402 030 K C63 100 Description Level 2 cache Accessibility test error Action Use MAP 0210 402 031...

Page 237: ...ncies DCBI from line owner error Ph 2 Action Use MAP 0210 402 116 K C63 C61 50 50 Description Paradox detection DCBST not from line owner Action Use MAP 0210 402 117 K C63 C61 50 50 Description Parado...

Page 238: ...or MM access error Action Use MAP 0210 402 160 K C63 C61 50 50 Description Multi resource sharing error NVRAM access error Action Use MAP 0210 402 161 K C63 C61 50 50 Description Multi resource sharin...

Page 239: ...y error Write all 0 and 1 error Action Use MAP 0210 403 001 K B94 C61 C63 40 30 30 Description Main Memory data lines accessibility error CPU bus error walking 1 among 0 Action Use MAP 0210 403 002 K...

Page 240: ...Use MAP 0210 403 031 K B94 C61 C63 40 30 30 Description Main memory basic tests error Aligned half word write error Action Use MAP 0210 403 032 K B94 C61 C63 40 30 30 Description Main memory basic te...

Page 241: ...s test error Action Use MAP 0210 403 052 K B94 B96 or B97 50 50 Description Main memory components error Bitmap elaboration mode warnings Action Use MAP 0210 403 060 K B94 B96 or B97 50 50 Description...

Page 242: ...0 Description ECC Data lines accessibility error Write all 0 and 1 error Action Use MAP 0210 403 101 K B48 C61 C62 C63 C65 40 30 30 30 30 Description ECC Data lines accessibility error Walking 1 among...

Page 243: ...t error IRR4 register error Action Use MAP 0210 403 513 K C59 C61 C63 50 25 25 Description BUMP to CPU interrupt error IOD HW STS register error Action Use MAP 0210 403 514 K C59 C61 C63 50 25 25 Desc...

Page 244: ...error bit i 0 Action Use MAP 0210 403 542 K C59 C61 C63 50 25 25 Description UART to CPU interrupt No External interrupt Action Use MAP 0210 403 543 K C59 C61 C63 50 25 25 Description UART to CPU int...

Page 245: ...ion MCA to CPU interrupt No interrupt on a PIO STORE with buid on slot Action Use MAP 0210 404 000 K C63 C61 80 20 Description Atomic instructions error Action Use MAP 0210 404 010 K C63 C61 80 20 Des...

Page 246: ...error Action Use MAP 0210 407 000 K C59 C61 C63 40 30 30 Description No active processor Action Use MAP 0210 407 001 K C59 C61 C63 40 30 30 Description BUMP and one processor active Action Use MAP 021...

Page 247: ...r test abort Action Use MAP 0210 407 020 K C59 C61 C62 C63 C65 40 30 30 30 30 Description Checkstop error Action Use MAP 0210 407 021 K C59 C61 C62 C63 C65 40 30 30 30 30 Description Checkstop error r...

Page 248: ...053 T3 x K Firmware 100 Description 485RX protocol error checksum error x is the unit number 409 054 T1 K Firmware 100 Description Marginature error ASIC VOLT 409 054 T2 K Firmware 100 Description Mar...

Page 249: ...Action Use MAP 0210 409 091 K C88 or C89 100 Description SIF failure status on power on command Action Use MAP 0210 409 092 K C59 100 Description No valid Flash EPROM EPROM Action Use MAP 0210 409 093...

Page 250: ...4 15 16 23 24 27 28 31 Keylock position Reserved for future use Power fault and fan fault decode R Series only Action bits for rc powerfail Battery backup Status not used Battery backup plug not used...

Page 251: ...tion 0 No thermal warning 1 Thermal warning Battery Status Bit 8 Values Description 0 Backup battery not installed 1 Backup battery installed Battery Status Bit 9 Values Description 0 Backup battery O...

Page 252: ...y 1 00000011 Internal power supply failure on power supply 1 00000100 Power supply 1 overload 00000101 Loss of primary power on power supply 1 00000110 Over temperature level 1 on power supply 2 00000...

Page 253: ...and check the bit values to understand the meaning of the register Example Suppose you receive an error message whose PKSR content in hex is 9005 0007 converted to binary 1001 000 0 0 0 0001 0 1 0000...

Page 254: ...when power is first applied by plugging a 7012 G Series into an electrical outlet or by setting the main power switch of the 7013 J Series to the On position for example When in this state the BUMP co...

Page 255: ...state If the Power on button is pressed and changes from the On position to the Off position the system sets the was_shutdown status to false If the Enter key is pressed on the BUMP console the syste...

Page 256: ...splays the WAIT REBUILDING message on the operator panel display The system monitors the conditions to which the variables are set and does one of the following If the Power on button is in the On pos...

Page 257: ...d BUMP console 1 Check the BUMP console display then check the list below and go to the appropriate step If you see a with the cursor two spaces to the right press Enter on the BUMP console go to the...

Page 258: ...ng function code FRU field replaceable unit I2C inter integrated circuit Special circuits used to connect devices to a high speed bus called the I2C bus IOD See I O card I O Input Output I O card A ca...

Page 259: ...bus used to interconnect the BUMP and some local resources such as the EEPROM the flash EEPROM and the non volatile RAM SSF system service facility See SystemGuard SYSID system identification Identif...

Page 260: ...ard retainers 4 22 CPU enclosure minimum configuration 3 1540 1 Customer Maintenance Password 2 37 customer outlet checking 5 3 D device connection adapter 5 5 standard I O port 5 4 device attached se...

Page 261: ...e 4 30 memory card removal and replacement procedure 4 36 memory card retainers 4 22 minimum configuration MAP 3 1540 1 model R00 rack cluster power control CPC 1 9 modifying SystemGuard parameters B...

Page 262: ...d removal and replacement procedure 4 40 S safety notice installation 5 2 safety notices definitions xi scsi cable connection expansion installation 6 1 service inspection check point 1 16 when to per...

Page 263: ...splay test list 2 31 power off 2 25 reset 2 25 set national language 2 38 set parameters 2 32 phone numbers 2 34 power on command parameters 2 33 set configuration 2 34 voltage margins 2 33 system boo...

Page 264: ...Printed in the U S A SA23 2741 02 93H4875...

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IBM 7012 G Series, Service Manual

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