IBM 8482 User Manual - Page 97

Broken CRU/FRU, General problems

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Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Hard disk drive problems Symptom FRU/action Not all drives are recognized by 1. Remove the first drive not recognized and try the hard disk drive the hard disk drive diagnostic diagnostic test again. test (Fixed Disk test). 2. If the remaining drives are recognized, replace the drive you removed with a new one. System stops responding during 1. Remove the hard disk drive being tested when the server stopped hard disk drive diagnostic test. responding and try the diagnostic test again. 2. If the hard disk drive diagnostic test runs successfully, replace the drive you removed with a new one. Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). General problems Symptom FRU/action Problems such as broken cover v Broken CRU/FRU locks or indicator LEDs not working Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Intermittent problems Symptom FRU/action A problem occurs only occasionally and is difficult to detect. 1. Verify that: v All cables and cords are connected securely to the rear of the server and attached options. v When the server is turned on, air is flowing from the rear of the server at the fan grill. If there is no airflow, the fan is not working. This causes the server to overheat and shut down. v Ensure that the SCSI bus and devices are configured correctly and that the last external device in each SCSI chain is terminated correctly. 2. Check the system error log. Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Keyboard, mouse, or pointing-device problems Symptom FRU/action All or some keys on the keyboard do not work. 1. 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. 2. Keyboard. 3. System board. Chapter 7. Symptom-to-FRU index 87

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Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Hard disk drive problems
Symptom
FRU/action
Not all drives are recognized by
the hard disk drive diagnostic
test (Fixed Disk test).
1.
Remove the first drive not recognized and try the hard disk drive
diagnostic test again.
2.
If the remaining drives are recognized, replace the drive you removed with a
new one.
System stops responding during
hard disk drive diagnostic test.
1.
Remove the hard disk drive being tested when the server stopped
responding and try the diagnostic test again.
2.
If the hard disk drive diagnostic test runs successfully, replace the drive you
removed with a new one.
Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
General problems
Symptom
FRU/action
Problems such as broken cover
locks or indicator LEDs not
working
v
Broken CRU/FRU
Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Intermittent problems
Symptom
FRU/action
A problem occurs only
occasionally and is difficult to
detect.
1.
Verify that:
v
All cables and cords are connected securely to the rear of the server and
attached options.
v
When the server is turned on, air is flowing from the rear of the server at the
fan grill. If there is no airflow, the fan is not working. This causes the server
to overheat and shut down.
v
Ensure that the SCSI bus and devices are configured correctly and that the
last external device in each SCSI chain is terminated correctly.
2.
Check the system error log.
Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Keyboard, mouse, or pointing-device problems
Symptom
FRU/action
All or some keys on the
keyboard do not work.
1.
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.
2.
Keyboard.
3.
System board.
Chapter 7. Symptom-to-FRU index
87