Epson AcuLaser C8500 Service Manual page 381

EPSON AcuLaser C8500
FIP-1.6 MSI Tray No Paper FIP-1.6 MSI Tray No Paper FIP-1.6 MSI Tray No Paper FIP-1.6 MSI Tray No Paper
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, MSI N/P ACTUATOR, EMPTY SENSOR
*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?
3 Does the status occur at a letter size or smaller?
*MSI N/P ACTUATOR check
Is the actuator operating depending the conditions below?
Paper is set:
4
No paper is set: The MSI N/P ACTUATOR is blocking the detection area of
Does the actuator move smoothly?
*EMPTY SENSOR check
5 Is the EMPTY SENSOR functioning properly?
• By using the DIAG tool, check by Digital Input Test device code "60" .
Troubleshooting
Check
The MSI N/P ACTUATOR is away from the detection area of
the EMPTY SENSOR.
the EMPTY SENSOR.
Level 1 FIP (Fault Isolation Procedure)
Treatment
Yes
Replace and remount the
Go to step 2.
concerned part(s).
Check the Printer controller (If
an error still occurs after Go to step 3.
replacing, go to step 3.)
Replace the concerned part(s).
Go to step 4.
e.g. MSI N/P ACTUATOR
...etc.
With the tool:
Go to step 5.
Replace and remount the
Without the tool:
concerned part(s).
Go to FIP-2.7
e.g. MSI N/P ACTUATOR
...etc.
Replace the MCU PWB Go to FIP FIP-2.7
Revision C
No
5-29