Epson AcuLaser C8500, Service Manual

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EPSON AcuLaser C8500 Revision C
Troubleshooting Level 1 FIP (Fault Isolation Procedure) 5-31
FIP-1.8 EXIT JAM FIP-1.8 EXIT JAM FIP-1.8 EXIT JAM FIP-1.8 EXIT JAM
Step Check
Treatment
Yes No
1
*Initial setting
Use of parts of non-EPSON specifications, improper mounting, damage, distortion,
dirt, adherence of foreign matter?
*Main parts to check
REGI. SENSOR, EXIT LOWER ASSY, TOP EXIT SENSOR
EXIT-2 ROLL ASSY, P/H DRIVE ASSY, MCU PWB
Replace and remount the
concerned part(s).
Go to step 2.
2
*Engine and controller division check
Can a test print (single sheet / consecutive printing, about 10 sheets each) be
performed normally with the engine alone?
Printer controller check (If
error still occurs after
replacing, go to step 3.)
Go to step 3.
3 Are you using curled paper or paper that tends to curl? Change to different paper. Go to step 4.
4
*EXIT LOWER ASSY check
Is there foreign matter in the paper route of the EXIT LOWER ASSY? Is there anything
wrong with parts?
„
With tool:
Go to step 5.
„
Without tool:
Go to FIP-2.29
Clean or replace the faulty
part(s).
5
*TOP EXIT SENSOR check
Is the TOP EXIT SENSOR functioning properly?
Check by Digital Input Test device code “16” using DIAG tool.
Go to step 6. Go to FIP-2.29
6
*EXIT-2 ROLL ASSY check
Is the EXIT-2 ROLL ASSY worn? Is there foreign matter adhering to the EXIT-2 ROLL
ASSY?
Clean or replace the EXIT-2
ROLL ASSY
Go to step 7.
7
*EXIT LOWER ASSY drive route check
Is there anything wrong with the drive rout of the EXIT LOWER ASSY? Are the gears
faulty or worn?
Replace the faulty part(s) Go to step 8.
8
*P/H DRIVE ASSY check
Is the P/H DRIVE ASSY improperly mounted? Are the gears faulty?
Replacement or remounting of
P/H DRIVE ASSY
Replace the MCU PWB.