IBM xSeries 236 8841, Руководство пользователя

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Power-supply LED errors
Use the information in this section to solve power-supply problems.
Note: The minimum configuration required for the dc power light to be lit is:
v
Power supply
v
Power cage assembly, if installed.
v
System board (set switch 1 of SW1 to ON to bypass the power switch;
see “System-board switches and jumpers” on page 80
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
AC power LED DC power LED Description FRU/action
Off Off No power to system or ac
problem.
1. Check ac power to the system.
2. Power supply.
On Off Standby mode or dc
problem.
1. Check system board power connector
J4. Move the Force power on switch
(switch 1 on SW1) to ON to bypass power
control. If the dc power LED is lit, press
Ctrl+Alt+Delete. Watch the screen for any
POST errors. Check the system-error log
and BMC log for any listed problems. If the
system starts with no errors:
a. Power switch assembly
b. System board
2. Remove the adapters and disconnect the
cables and power connectors to all internal
and external devices. Turn on the system.
If the dc power LED is lit, replace the
adapters and devices one at a time until
you isolate the problem.
3. Power supply.
4. System board.
On On Power is working properly. N/A
Diagnostic error codes
Note: In the following error codes, if XXX is 000, 195, or 197, do not replace a
FRU. The descriptions for these error codes are:
000 The test passed.
195 The Esc key was pressed to stop the test.
197 Warning; a hardware failure might not have occurred.
For all error codes, replace or follow the indicated FRU/action.
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Error code/symptom FRU/action
001-250-000
(Failed processor board ECC)
v
Microprocessor board
116
xSeries 236 Type 8841: Hardware Maintenance Manual and Troubleshooting Guide