Epson AcuLaser C2800 Service Manual page 117

AcuLaser C2800/C2800D/C3800/C3800D
FIP 1-45 Printer Open / Close Front Cover
Possible parts that caused the error
COVER ASSY FRONT
CONTACT FRONT
HARNESS ASSY INTERLOCK
Troubleshooting
Step Check
Check the installation of the COVER ASSY
1
FRONT
Is the COVER ASSY FRONT installed
correctly and closed?
Check the shape of the CONTACT FRONT
2
Is the CONTACT FRONT correctly installed,
and does it actuate the interlock switch?
Check the connection of the HARNESS
3
ASSY INTERLOCK
Check the connection state between HARNESS
ASSY INTERLOCK and LVPS.
Is P/J44 connected correctly?
Check after replacing the HARNESS ASSY
4
INTERLOCK
Replace the HARNESS ASSY INTERLOCK
with a new one. (p.327)
Does the error still occur after the replacement?
Check the connection of the HARNESS
5
ASSY LV TOP
Check the connection state between LVPS and
PWBA MCU.
Are P/J502 and P/J15 connected correctly?
TROUBLESHOOTING
LVPS
PWBA MCU
HARNESS ASSY LV TOP
Yes No
Go to Step [2]. Reinstall the
COVER ASSY
FRONT
correctly.
Go to Step [3]. Reinstall the
CONTACT
FRONT
correctly.
Go to Step [4]. Reconnect P/J44
correctly.
Go to Step [5]. End of procedure
Go to Step [6]. Reconnect P/J502
and P/J15
correctly.
Engine-related Trouble FIP
Step Check
Check the continuity of the HARNESS ASSY
6
LV TOP
Is the continuity between P/J502 <=> P/J15
normal?
Check after replacing the LVPS
7
Replace the LVPS with a new one.
Does the error still occur after the replacement?
Revision C
Yes No
Go to Step [7]. Replace the
HARNESS
ASSY LV TOP.
Replace the End of procedure
PWBA MCU.
(p.327)
(p.343)
Confidential
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