IBM SA38-0512-03 - page 203

5. Remove the mounting screws from the rear of the power supply.

6. Remove the power supply from the system by moving it forward and then

upward.

Replacement

Replace in reverse order, noting the following power supply cable attachments.

System board power cables

Diskette drive power cable

Disk drive power cables

Media drive power cables

Chapter 8. Removal and Replacement Procedures 8-7

Contents

Main Fourth Edition (October 1998) Contents Page Page Page Communications Statements Federal Communications Commission (FCC) Statement European Union (EU) Statement International Electrotechnical Commission (IEC) Statement United Kingdom Telecommunications Safety Requirements Page Page Safety Notices Laser Safety Information Environmental Notices Product Recycling and Disposal Battery Return Program Page About This Book Diagnostics Information for Multiple Bus Systems RS/6000 7043 43P Series User's Guide RS/6000 7043 43P Series Setup Instructions Adapters, Devices, and Cable Information for Multiple Bus Systems Page Chapter 1. Reference Information Front View Rear View Page Page Page Page Page Model 140 System Board Jumper Settings For a more complete description of the function of these jumpers, see the system unit 1-8 . Page System Board Locations (for Model 150) J139 J28J19 J11 1-10 Page System Board Jumper Settings (for Model 150) For a more complete description of the function of these jumpers, see the system unit 1-12 . Page Page Page System Board Jumper Settings (for Model 240) Page SCSI Bus Termination Adapters, Devices, and Cable Information for Multiple Bus Model 140 Internal SCSI Bus Termination Power Cables Service Inspection Guide Page Chapter 2. Maintenance Analysis Procedures (MAPs) Entry MAP Quick Entry MAP Use the following table to determine your starting point in the Entry Map. 2-2 Use the following table to determine your starting point. Quick Entry MAP Table of Contents Page 2-4 Page Diagnostics Information for Multiple Bus Systems 2-6 Adapters, Devices, and Cable MAP 1020: Problem Determination Purpose of This MAP Step 1020-1 Diagnostics Information for Multiple Bus Systems 2-8 Page Step 1020-2 Step 1020-3 Step 1020-4 MAP 1240: Memory Problem Resolution Purpose of This MAP General Memory Information Step 1240-1 Step 1240-2 Step 1240-3 Step 1240-4 MAP 1520: Power Step 1520-1 Step 1520-2 Step 1520-3 Step 1520-4 Step 1520-5 Page MAP 1540: Minimum Configuration Purpose of this MAP MAP 1540A: Minimum Configuration (for the Model 140 and Model 150) Step 1540A-1 Step 1540A-2 Step 1540A-3 Step 1540A-4 Step 1540A-5 Step 1540A-6 Step 1540A-7 (Model 140 only) Step 1540A-8 Page Step 1540A-9 Step 1540A-10 Step 1540A-11 Repair Checkout Procedure Diagnostics Information for Multiple Bus Systems Step 1540A-12 Step 1540A-13 Step 1540A-14 Step 1540A-15 Step 1540A-16 Step 1540A-17 Step 1540A-18 MAP 1540B: Minimum Configuration (for the Model 240) Step 1540B-1 Step 1540B-2 Step 1540B-3 Step 1540B-4 Step 1540B-5 Step 1540B-6 Step 1540B-7 Page Step 1540B-8 Step 1540B-9 Step 1540B-10 Repair Checkout Procedure Diagnostics Information for Multiple Bus Systems Step 1540B-11 Step 1540B-12 Step 1540B-13 Step 1540B-14 Step 1540B-15 Step 1540B-16 Step 1540B-17 Page Chapter 3. Error Code to FRU Index for the Model 140 and Model 240 POST Error Codes Table 3-1 (Page 1 of 2). POST Error Codes 3-2 Table 3-1 (Page 2 of 2). POST Error Codes Firmware Error Codes If you replace FRUs and the problem is still not corrected, go to MAP 0030 in the 3-4 unless otherwise indicated in the tables. Table 3-2 (Page 1 of 9). FirmwareError Codes. Table 3-2 (Page 2 of 9). Firmware Error Codes. Table 3-2 (Page 3 of 9). Firmware Error Codes. 3-6 Table 3-2 (Page 4 of 9). Firmware Error Codes. Table 3-2 (Page 5 of 9). Firmware Error Codes. 3-8 Table 3-2 (Page 6 of 9). Firmware Error Codes. Table 3-2 (Page 7 of 9). Firmware Error Codes. 3-10 Table 3-2 (Page 8 of 9). Firmware Error Codes. Table 3-2 (Page 9 of 9). Firmware Error Codes. 3-12 Memory PD Bits Firmware Checkpoints 3-14 unless otherwise indicated in the tables. Table 3-4 (Page 1 of 5). Firmware Checkpoints. Table 3-4 (Page 2 of 5). Firmware Checkpoints. Table 3-4 (Page 3 of 5). Firmware Checkpoints. 3-16 Table 3-4 (Page 4 of 5). Firmware Checkpoints. Fxx Code Boot Problems Page Fxx Code Console Problems: Firmware Location Codes Location Code format Page Chapter 4. Error Code to FRU Index for the Model 150 Error Codes Table 4-1 (Page 2 of 11). Firmware Error Codes 4-2 Table 4-1 (Page 3 of 11). Firmware Error Codes Table 4-1 (Page 4 of 11). Firmware Error Codes 4-4 Table 4-1 (Page 5 of 11). Firmware Error Codes Table 4-1 (Page 6 of 11). Firmware Error Codes 4-6 Table 4-1 (Page 7 of 11). Firmware Error Codes Table 4-1 (Page 8 of 11). Firmware Error Codes 4-8 Table 4-1 (Page 9 of 11). Firmware Error Codes Table 4-1 (Page 10 of 11). Firmware Error Codes 4-10 Bus SRN to FRU Reference Table Table 4-2 (Page 2 of 2). Bus SRN to FRUReference Table 4-12 Memory PD Bits Firmware Checkpoints Table 4-3 (Page 2 of 13). Firmware Checkpoints 4-14 Table 4-3 (Page 3 of 13). Firmware Checkpoints Table 4-3 (Page 4 of 13). Firmware Checkpoints 4-16 Table 4-3 (Page 5 of 13). Firmware Checkpoints Table 4-3 (Page 6 of 13). Firmware Checkpoints 4-18 Table 4-3 (Page 7 of 13). Firmware Checkpoints Table 4-3 (Page 8 of 13). Firmware Checkpoints 4-20 Table 4-3 (Page 9 of 13). Firmware Checkpoints Table 4-3 (Page 10 of 13). Firmware Checkpoints 4-22 Table 4-3 (Page 11 of 13). Firmware Checkpoints Table 4-3 (Page 12 of 13). Firmware Checkpoints 4-24 Table 4-3 (Page 13 of 13). Firmware Checkpoints Unresolved problems: Boot Problems/Concerns Page Chapter 5. Location Codes (Model 150 only) Physical Location Codes Location Code Format Page Page AIX Location Codes Page Page Chapter 6. Loading the System Diagnostics Default Boot List Custom Boot List Service Mode Boot: Loading Diagnostics Booting in Service Mode from the Default Boot List Booting in Service Mode from the Custom Boot List Standalone vs. Online Diagnostics Recommended Boot Options Summary: Boot Options and Control Keys Page Chapter 7. System Management Services Graphical System Management Services after the keyboard icon appears Page Page Page Page Page Page Page Page write Page Page Page forget must Privileged-Access Password Page Page Page Page Page Page Page Page Firmware Update Firmware Recovery Text-Based System Management Services Page Display Configuration 7-28 Figure 7-3. Text-based System Management Services - Config Screen MultiBoot Menu (Model 150) Select Boot Devices Page Page Utilities The Utilities screen enables you to select from the following system management tools. Figure 7-8. Text-based System Management Services - Utilities Menu (Model 140 & Model 240) Figure 7-9. Text-based System Management Services - Utilities Menu (Model 150) Set Password and Unattended Start Mode Set Power On Password: forget Set Privileged-Access Password: Audio (Model 140 and Model 240 only) Hard Disk Spin-Up Delay (Model 150 only) Display Error Log 7-36 Figure 7-11. Text-based System Management Services - Error Log Page Page Page Page Change SCSI ID Update System Firmware Firmware Recovery: Select Console: Select Language Open Firmware Command Line after the keyboard text symbol appears Chapter 8. Removal and Replacement Procedures Handling StaticSensitive Devices Page Page Page Page Page Cable Ties Page Page Page Page Internal Media Drives Diskette Drive Removal Page Page Replacement: Page Page Page Page Page Page Page Page Page Page Page Page For the Model 150, note the following cables must be reattached. For the Model 240, note the following cables must be reattached. 8-30 Page Page Page Page Page Page Page Page Page System Unit 9-2 Adapters, Devices, and Cable Page Note: Model 240 memory modules must be installed in groups of matched pairs. Page Page Keyboards and Mouse - All Models 9-8 Power Cables 1234 567 8910 11 9-10 Appendix A. Interpreting Firmware Error Codes Table A-1. Service Reference Code Field Layout Table A-2 (Page 1 of 2). Service Reference Code Field Descriptions Table A-2 (Page 2 of 2). Service Reference Code FieldDescriptions A-2 Table A-3 (Page 1 of 3). Current PCI 2.1 ClassCode Definition Table A-3 (Page 2 of 3). Current PCI 2.1 ClassCode Definition Table A-3 (Page 3 of 3). Current PCI 2.1 ClassCode Definition A-4 Table A-4 (Page 1 of 2). S2-S3-S4 Definition for devices/FRUsnot defined in thePCI specification Table A-4 (Page 2 of 2). S2-S3-S4 Definition for devices/FRUsnot defined in thePCI specification Page Index A B C D E O P S Q R