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5-14
Troubleshooting
5
Startup (cont.)
System stops responding
at this screen (the version
string at the base of the
screen is not displayed).
If the system hangs with the version string
not displayed, the code resident on the
user interface board has most likely been
corrupted.
Replace the user interface board (see page 4-8).
System stops responding
at this screen.
Possibly one of the following:
•Missing or faulty DIMM(s)
1. Recheck all cables and connections.
2. If the problem persists, check for missing or faulty DIMM
and reseat the DIMM to remove any oxidation on the
connector (see page 4-34).
3. If the problem persists, you may need to replace the BIOS
chip on the motherboard (see page 4-22).
System stops responding
at this screen.
Possibly one of the following:
•Missing, incorrect, or faulty DIMM
•System software is corrupted
•Faulty HDD
•Faulty CPU
•Faulty motherboard
1. Recheck all cables and connections.
2. Check for missing or faulty DIMM and reseat the DIMM to
remove any oxidation on the connector (see page 4-34).
3. If the problem persists, restore backup system software
(see page 4-57).
4. If the problem persists, reinstall system software
(see page 4-59).
Corrupt system software may cause the system to stop
responding at this screen.
5. If the problem persists, replace the HDD
(see page 4-48).
If replacing the HDD does not correct the problem,
reinstall the old HDD in the system.
6. If the problem persists, verify CPU and CPU fan
connection. If the problem persists, you may need to
replace the CPU (see page 4-36).
7. If the problem persists, you may need to replace the
motherboard (see page 4-22).
TABLE 5-2 ColorPASS error messages and conditions (Continued)
Symptom Possible cause Suggested action
xx.xx.xx