Message/Symptom
FRU/Action
Program loads from the hard disk with a known-good
diagnostics diskette in the first 3.5-inch diskette drive
1.
Run Setup
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
If the diagnostic tests did not diagnose the failure or if the computer is inoperative, use the information in
this section.
If the power supplies are working correctly, do the following:
1. Power-off the computer.
2. If this computer has a parallel ATA hard disk drive, make sure that the hard disk drive is jumpered as a
master and the optical drive is jumpered as a slave.
3. 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
d. Extended video memory
e. External Cache
f. External Cache RAM
g. Hard disk drive
h. Diskette drive
Chapter 7
.
Symptom-to-FRU Index
63
Содержание ThinkCentre A70z ALL-IN-ONE
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