
Message/Symptom
FRU/Action
Non-system disk or disk error-type message with a
known-good diagnostic diskette.
1. Diskette drive
2. System board
3. Diskette drive cable
Other display symptoms not listed above (including blank
or illegible display)
1. Display
2. System board
Turn on indicator or hard disk drive in-use light not on, but
computer works correctly
1. Power switch/LED assembly
2. System board
Printer problems
1. Printer
2. System board
Program loads from the hard disk with a known-good
diagnostics diskette in the first 3.5-inch diskette drive
1. Run the Setup Utility program and check Startup
sequence.
2. Diskette drive
3. Diskette drive cable
4. System board
5. Power supply
RPL computer cannot access programs from its own hard
disk.
1. If network administrator is using LCCM Hybrid RPL,
check startup sequence:
a.
First device - network
b.
Second device - hard disk
2. Hard disk drive
RPL computer does not RPL from server
1. Check startup sequence.
2. Check the network adapter LED status.
Serial or parallel port device failure (system board port)
1. External device self-test OK?
2. External device
3. Cable
4. System board
Serial or parallel port device failure (adapter port)
1. External device self-test OK?
2. External device
3. Cable
4. Alternate adapter
5. System board
Some or all keys on the keyboard do not work
1. Keyboard
2. Keyboard cable
3. System board
Undetermined problems
This section provides instructions on how to find out the failing devices or adapters.
1. Turn off the computer.
2. Remove or disconnect the following components (if installed) one at a time.
a. External devices (modem, printer, or mouse)
b. Any adapters
c. Memory modules
Chapter 8
.
Symptom-to-FRU Index
69
Содержание ThinkStation 2551
Страница 2: ......
Страница 8: ...2 ThinkStation Hardware Maintenance Manual ...
Страница 15: ...1 2 Chapter 2 Safety information 9 ...
Страница 16: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 10 ThinkStation Hardware Maintenance Manual ...
Страница 19: ...1 2 Chapter 2 Safety information 13 ...
Страница 20: ...1 2 14 ThinkStation Hardware Maintenance Manual ...
Страница 21: ...Chapter 2 Safety information 15 ...
Страница 27: ...Chapter 2 Safety information 21 ...
Страница 31: ...Chapter 2 Safety information 25 ...
Страница 60: ...54 ThinkStation Hardware Maintenance Manual ...
Страница 70: ...64 ThinkStation Hardware Maintenance Manual ...
Страница 186: ...180 ThinkStation Hardware Maintenance Manual ...
Страница 187: ......
Страница 188: ......