Contents
Safety
. . . . . . . . . . . . . . . . . . . . . . . . . . . . v
Guidelines for trained service technicians
. . . . . . . . . . . . . . . vi
Inspecting for unsafe conditions . . . . . . . . . . . . . . . . . . vi
Guidelines for servicing electrical equipment . . . . . . . . . . . . . vi
Safety statements . . . . . . . . . . . . . . . . . . . . . . . . vii
Chapter 1. Introduction
. . . . . . . . . . . . . . . . . . . . . . 1
Related documentation . . . . . . . . . . . . . . . . . . . . . . 1
Notices and statements in this document . . . . . . . . . . . . . . . . 2
LS20 Type 8850 specifications for non-NEBS/ETSI environments . . . . . . . 3
Blade server control panel buttons and LEDs . . . . . . . . . . . . . . 4
Turning on the blade server. . . . . . . . . . . . . . . . . . . . . 6
Turning off the blade server. . . . . . . . . . . . . . . . . . . . . 6
System-board layouts . . . . . . . . . . . . . . . . . . . . . . . 7
System-board connectors
. . . . . . . . . . . . . . . . . . . . 7
System-board jumpers
. . . . . . . . . . . . . . . . . . . . . 7
System-board LEDs
. . . . . . . . . . . . . . . . . . . . . . 8
Chapter 2. Diagnostics
. . . . . . . . . . . . . . . . . . . . . . 9
Diagnostic tools . . . . . . . . . . . . . . . . . . . . . . . . . 9
POST. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
POST beep codes . . . . . . . . . . . . . . . . . . . . . . . 9
Error logs . . . . . . . . . . . . . . . . . . . . . . . . . . 17
POST error codes . . . . . . . . . . . . . . . . . . . . . . . 19
Checkout procedure . . . . . . . . . . . . . . . . . . . . . . . 26
About the checkout procedure . . . . . . . . . . . . . . . . . . 26
Performing the checkout procedure . . . . . . . . . . . . . . . . 27
Troubleshooting tables . . . . . . . . . . . . . . . . . . . . . . 27
CD or DVD drive problems
. . . . . . . . . . . . . . . . . . . 28
Diskette drive problems . . . . . . . . . . . . . . . . . . . . . 29
General problems . . . . . . . . . . . . . . . . . . . . . . . 29
Hard disk drive problems . . . . . . . . . . . . . . . . . . . . 30
Intermittent problems. . . . . . . . . . . . . . . . . . . . . . 30
Keyboard, mouse, or pointing-device problems . . . . . . . . . . . . 31
Memory problems . . . . . . . . . . . . . . . . . . . . . . . 32
Microprocessor problems . . . . . . . . . . . . . . . . . . . . 32
Monitor or video problems . . . . . . . . . . . . . . . . . . . . 33
Network connection problems
. . . . . . . . . . . . . . . . . . 34
Optional-device problems . . . . . . . . . . . . . . . . . . . . 35
Power error messages . . . . . . . . . . . . . . . . . . . . . 35
Power problems
. . . . . . . . . . . . . . . . . . . . . . . 37
ServerGuide problems . . . . . . . . . . . . . . . . . . . . . 38
Service processor problems . . . . . . . . . . . . . . . . . . . 39
Software problems
. . . . . . . . . . . . . . . . . . . . . . 39
Universal Serial Bus (USB) port problems . . . . . . . . . . . . . . 39
Light path diagnostics . . . . . . . . . . . . . . . . . . . . . . 40
Viewing the light path diagnostics LEDs . . . . . . . . . . . . . . . 40
Light path diagnostics LEDs . . . . . . . . . . . . . . . . . . . 42
Diagnostic programs, messages, and error codes . . . . . . . . . . . . 43
Running the diagnostic programs . . . . . . . . . . . . . . . . . 43
Diagnostic text messages . . . . . . . . . . . . . . . . . . . . 44
Viewing the test log . . . . . . . . . . . . . . . . . . . . . . 45
Diagnostic error codes . . . . . . . . . . . . . . . . . . . . . 45
© Copyright IBM Corp. 2005
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Содержание LS20 - BladeCenter - 8850
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