MAP (continued)
Message/Symptom
FRU to replace/actions to take
Changing colors.
Display
CMOS backup battery inaccurate.
1.
CMOS Backup Battery (see
Appendix A, “Safety Information” on
page A-1).
2. System Board
Computer will
not
power-off.
See “Power Supply” on page 3-20.
1. Power Switch
2. System Board
Computer will
not
RPL from server.
1.
Ensure that network is in startup
sequence as first device or first device
after diskette.
2. Ensure that network adapter is enabled
for RPL.
3. Network adapter (advise network
administrator of a new MAC address)
Computer
cannot
Wake On LAN.
1.
Check power supply and signal
cable connections to network adapter.
2. Ensure that the Wake On LAN
TM
feature is enabled in Setup/Configuration.
See “Service Processor Configuration /
Setup Utility” on page H-8.
3. Ensure that the network administrator
is using correct the MAC address.
4. Ensure that there are no interrupt or
I/O address conflicts.
5. Network adapter (Advise network
administrator of new MAC address).
Dead computer.
See “Power Supply” on page 3-20.
1.
Power Switch
2. Power Supply
3. System Board
Diskette drive in-use light remains on or
does not light when drive is active.
1.
Diskette Drive
2. System Board
3. Diskette Drive Cable
Flashing cursor with an otherwise blank
display.
1.
System Board
2. Primary Hard Disk Drive
3. Hard Disk Drive Cable
Incorrect memory size during POST.
1.
Run the Memory tests.
2. Memory Module
3. System Board
“Insert a Diskette” icon appears with a
known-good diagnostics diskette in the
first 3 1/2 -in. diskette drive.
1.
Diskette Drive
2. System Board
3. Diskette Drive Cable
4. Network Adapter
Intensity or color varies from left to right of
characters and color bars.
1.
Display
2. System Board
No power, or fan not running.
See “Power Supply” on page 3-20.
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.
See “Display” on page 3-18.
2. System Board
3. Display
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