Canon imagePRESS P400 Service Manual page 77

Symptom
imagePRESS Server
One of the following:
starts up, and stays • Service switches are not set for Normal
on, but does not
reach Idle • System software is corrupt
• Hard disk drive is faulty
• Missing or faulty DIMM(s), or faulty
• Motherboard is faulty
• CPU missing or faulty
User authentication Faulty printer interface connections
feature of the printer
does not work
■ System problems
Symptom
System problems
Clock is slow; time One of the following:
listed on Configura- • Missing or dead battery on the mother-
tion page is earlier or
later than the actual • Faulty motherboard
time
System performs One of the following:
slowly or hangs peri- • Missing or faulty DIMM(s), DIMM instal-
odically
• Faulty hard disk drive
• Overheated or faulty CPU
• Faulty motherboard
Enclosed chassis fan Fan is faulty
is noisy, or is not
spinning
Possible cause
operation
DIMM connections
Possible cause
board
led in wrong slot, or faulty DIMM con-
nections
Suggested action
1. Make sure that the imagePRESS Server service switches are
both set to OFF for Normal operation (away from "ON").
2. Power off/on the imagePRESS Server.
NOTE:
To power off the imagePRESS Server, power off the printer
using the main power switch on the front.
3. Reinstall the system software.
4. Reseat the cables to the hard disk drive.
5. Replace the hard disk drive cable.
6. Replace the hard disk drive.
7. Check the DIMM(s) and reseat them to remove any oxidation
on the connectors.
8. Replace the motherboard.
9. Replace the CPU.
Check connections of the printer interface board and replace as-
sociated cables or the printer interface board, if necessary.
Suggested action
1. Replace the battery on the motherboard, and then update the
time in imagePRESS Server Setup.
For information about imagePRESS Server Setup, see Con-
figuration and Setup, which is part of the user documentation
set.
2. Replace the motherboard.
1. Check that the DIMM is installed in the correct slot
page 22).
2. Reseat to remove any oxidation on the connector.
3. Reseat the cables to the hard disk drive.
4. Replace the hard disk drive cable.
5. Replace the hard disk drive.
6. Make sure that the CPU on the motherboard is present and
firmly seated and that the fan cable is connected.
7. Replace the CPU.
8. Replace the motherboard.
Replace the chassis fan.
71
5. TROUBLESHOOTING
("DIMM" on