IBM xSeries 236 8841, Руководство пользователя

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Keyboard, mouse, or pointing device error symptoms
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Symptom FRU/action
All or some keys on the
keyboard do not work.
1. See http://www.ibm.com/servers/eserver/serverproven/compat/us/ for keyboard
compatibility.
2. Verify that:
v
The keyboard cable is securely connected to the system, and the keyboard
and mouse cables are not reversed.
v The server and the monitor are turned on.
3. If a KVM switch is present, make sure that it is switched to this server.
4. Keyboard.
5. System board.
The mouse or pointing device
does not work.
1. Verify that:
v
The mouse is compatible with the server. See http://www.ibm.com/servers/
eserver/serverproven/compat/us/
v The mouse or pointing-device cable is securely connected, and that the
keyboard and mouse cables are not reversed.
v
The mouse device drivers are installed correctly.
2. If a KVM switch is present, make sure that it is switched to this server.
3. Mouse or pointing device.
4. System board.
Memory error symptoms
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Symptom FRU/action
The amount of system memory
displayed is less than the
amount of physical memory
installed.
1. Verify that:
v
The memory modules are seated properly.
v
You have installed the correct type of memory.
v If you changed the memory, you updated the memory configuration with the
Configuration/Setup Utility program.
v All banks of memory on the DIMMs are enabled. The server might have
automatically disabled a DIMM bank when it detected a problem or a DIMM
bank could have been manually disabled.
2. Check POST error log for error message 289:
v If the DIMM was disabled by a system-management interrupt (SMI), replace
the DIMM.
v
If the DIMM was disabled by the user or by POST:
a. Start the Configuration/Setup Utility program.
b. Enable the DIMM.
c. Save the configuration and restart the server.
3. DIMM.
4. System board.
Chapter 6. Symptom-to-FRU index
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