MX-PEX1 (serv.man3). MXPEX1-Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 76

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68
Error codes and conditions
Startup
Fiery X3eTY2 starts up, 
but LED display hangs 
on FF
One of the following:
• Service switches are set to 
Service mode
• Improper service board cable 
connection
• System software is corrupt
• HDD cable connections are faulty
• HDD is faulty
• Missing or faulty DIMM(s), or 
faulty DIMM connections
• Service board and/or motherboard is 
faulty 
• CPU missing or faulty
1. Make sure that the Fiery X3eTY2 service switches are set 
to Normal mode (away from “ON”).
2. Make sure that the service board cable is properly 
connected to the service board, as described on page 21.
3. Power off/on the MFP.
4. Reinstall system software.
5. Reseat the power and data cables to the HDD. Make sure 
that the data cable is connected to the proper connector 
on the motherboard.
6. Replace the HDD data cable.
7. Replace the HDD.
8. Check the DIMM(s) and reseat them to remove any 
oxidation on the connectors.
9. If you have two DIMMs installed, determine if a DIMM 
is at fault:
Remove the DIMM currently installed in socket 
DIMM1, and reboot the system. Reboot again with the 
other DIMM installed in DIMM2. If the problem is 
solved by one of the DIMMs, replace the other DIMM.
If the problem persists for both DIMMs, proceed to the 
next step.
10. Clear the CMOS and power-up settings (see page 81).
11. Replace the motherboard, service board, and service board 
cable.
12. Replace the CPU.
T
ABLE
 B
Fiery X3eTY2 error codes and conditions (Continued)
Symptom
Possible cause
Suggested action 
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