Epson AcuLaser C8500 Service Manual page 424

EPSON AcuLaser C8500
FIP-1.42 Abnormal Printing Operation FIP-1.42 Abnormal Printing Operation FIP-1.42 Abnormal Printing Operation FIP-1.42 Abnormal Printing Operation
Step
*Initial setting
Use of parts of non-EPSON specifications, improper mounting, damage, distortion, dirt,
adherence of foreign matter?
1
*Main parts to check
LVPS, HVPS, MCU PWB
2 The printer does not operate the printing at all.
Engine and controller division check
3
Can a test print (single sheet / consecutive printing, about 10 sheets each) be performed normally
with the engine alone?
4 Does it become the "Reset" status during the printing operation?
*Interface cable check
5 Replace the Interface cable with the properly functioning one.
Does the problem still occur?
*MCU PWB Replacement check
6 Replace the MCU PWB with the properly functioning one.
Does the problem still occur?
Troubleshooting
Check
Level 1 FIP (Fault Isolation Procedure)
Treatment
Yes
Replace and remount
Go to step 2.
the concerned part(s).
Go to step 4. Go to step 3.
Printer controller check
(If an error still occurs Go to FIP-2.1,
"FaultyLVPS ５ VDC".
after replacing, go to
step 3.)
Go to FIP-2.36 Go to step 5.
Go to step 6. Problem solved.
Check the host side. Problem solve.
Revision C
No
5-72