Epson AcuLaser C8500 Service Manual page 375

EPSON AcuLaser C8500
FIP-1.1 Cassette 1 Not Set FIP-1.1 Cassette 1 Not Set FIP-1.1 Cassette 1 Not Set FIP-1.1 Cassette 1 Not Set
Step
*Initial setting
Use of parts of non-EPSON specifications, improper mounting, damage, distortion,
dirt, adherence of foreign matter?
1
*Main parts to check
UNIVERSAL CASSETTE, TRAY SIZE ACTUATOR,
SIZE SWITCH ASSY, FEEDER PWB, 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?
*UNIVERSAL CASSETTE mounting check
3
Can the UNIVERSAL CASSETTE be installed smoothly?
*END GUIDE ACTUATOR check
Does the END GUIDE ACTUATOR push in the PAPER SIZE SWITCH when the
Cassette 3 is installed?
4
• After inserting a sheet of paper from the rear onto the SIZE SWITCH ASSY and
installing the Cassette 3, pull out the paper. If you feel resistance, it means the
switches are pushed.
*Paper size check
5
• By using the DIAG tool, check by Digital Input Test device code "25" .
*FEEDER PWB check
6 Replace the relevant FEEDER PWB.
Does the problem still occur?
Troubleshooting
Check
Level 1 FIP (Fault Isolation Procedure)
Treatment
Yes
Replace and remount the
Go to step 2.
faulty part(s)
Check the Printer Controller
(If an error still occurs after Go to step 3.
replacing, go to step 3.)
Go to step 4 Replace the faulty part(s).
With the tool:
Go to step 5.
Without the tool:
Replace the faulty part(s).
Go to FIP-2.5.
Go to step 6. Go to FIP-2.5.
Replace the MCU PWB. Problem solved.
Revision C
No
5-23