IBM 88643RU Service Guide - Page 6
Diagnostics - bios
UPC - 000435958211
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Page 6 highlights
PCI adapter guide 50 Power-supply structure 51 SAS backplane 53 FRU information 54 Front-panel assembly 54 Microprocessor tray and microprocessor 54 PCI board assembly 59 PCI switch card assembly 60 Power backplane 61 Chapter 5. Diagnostics 63 Diagnostic tools 63 POST 63 POST beep codes 64 Error logs 70 POST error codes 72 Checkout procedure 86 About the checkout procedure 86 Performing the checkout procedure 87 (Trained service technicians only) Checkpoint codes 88 Problem isolation tables 88 CD or DVD drive problems 89 General problems 89 Hard disk drive problems 90 Intermittent problems 90 Keyboard, mouse, or pointing-device problems 91 USB keyboard, mouse, or pointing-device problems 92 Memory problems 93 Microprocessor problems 94 Monitor problems 94 Optional-device problems 97 Power problems 98 Serial port problems 99 ServerGuide problems 100 Software problems 100 Universal Serial Bus (USB) port problems 101 Video problems 101 Light path diagnostics 101 Light path diagnostic LEDs 104 Remind button 108 Power-supply LEDs 108 Diagnostic programs, messages, and error codes 110 Real-time diagnostics 111 Running the on-board diagnostic programs 111 Diagnostic text messages 112 Viewing the test log 112 Diagnostic error codes 112 Recovering from a BIOS update failure 129 System-error log messages 130 POST and SMI error messages 142 Solving SCSI problems 154 Solving power problems 155 Solving Ethernet controller problems 155 Solving undetermined problems 156 Problem determination tips 157 Calling IBM for service 158 iv IBM System x3850 Type 8864: Problem Determination and Service Guide