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Miscellaneous error messages
Message/Symptom FRU/Action
CMOS Backup Battery inaccurate
1. CMOS Backup Battery (see “Safety
Information” on page 125)
2. System Board
Changing colors
1. Display
Computer will not power-off. See “Power
supply” on page 33.
1. Power Switch
2. System Board
3. Riser card
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 new MAC address)
Computer will not Wake On LAN (if
applicable)
1. Check power supply and signal cable
connections to network adapter
2. Ensure that the operating system settings
are set to enable Wake on LAN
3. Ensure Wake On LAN feature is enabled
in Setup/Configuration (see “Setup
Utility program” on page 7)
4. Ensure network administrator is using
correct MAC address
5. Ensure no interrupt or I/O address
conflicts
6. Network adapter (advise network
administrator of new MAC address)
Dead computer. See “Power supply” on
page 33.
1. Power Supply
2. System Board
3. Riser card
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
4. Riser card
Flashing cursor with an otherwise blank
display.
1. System Board
2. Primary Hard Disk Drive
3. Hard Disk Drive Cable
4. Riser card
Incorrect memory size during POST
1. Run the Memory tests
2. Memory Module
3. System Board
Chapter 6. Symptom-to-FRU Index 73