Epson AcuLaser C8500 Service Manual page 403

EPSON AcuLaser C8500
FIP-1.21 PCDC malfunction FIP-1.21 PCDC malfunction FIP-1.21 PCDC malfunction FIP-1.21 PCDC malfunction
Step
*Initial setting
Use of parts of non-EPSON specifications, improper mounting, damage, distortion, dirt,
adherence of foreign matter?
1
*Main parts to check
MCU PWB
*Engine and controller division check
2
Can a test print (single sheet / consecutive printing, about 10 sheets each) be performed
normally with the engine alone?
*MCU PWB replacement check
3 Replace the the MCU PWB.
Does the problem still occur?
FIP-1.22 HIGH COVERAGE Error FIP-1.22 HIGH COVERAGE Error FIP-1.22 HIGH COVERAGE Error FIP-1.22 HIGH COVERAGE Error
Step
*Initial setting
Use of parts of non-EPSON specifications, improper mounting, damage, distortion, dirt,
adherence of foreign matter?
1
*Main parts to check
MCU PWB
*Engine and controller division check
2
Can a test print (single sheet / consecutive printing, about 10 sheets each) be performed
normally with the engine alone?
*MCU PWB replacement check
3 Replace the the MCU PWB.
Does the problem still occur?
Troubleshooting
Check
Check
Level 1 FIP (Fault Isolation Procedure)
Treatment
Yes
Replace and remount the
Go to step 2.
concerned part(s).
Printer controller check
(If an error still occurs
Go to step 3.
after replacing, go to step
3.)
Go to FIP-2.36 Problem solved.
Treatment
Yes
Replace and remount
Go to step 2.
the concerned part(s).
Printer controller check
(If an error still occurs
Go to step 3.
after replacing, go to
step 3.)
Go to FIP-2.36 Problem solved.
Revision C
No
No
5-51