8.3.5
Cover open jam
[E400] Right cover open jam: (When ADU is not installed)
Classification
Cover open jam
Proce
Check item
dure
1
Is the right cover open?
2
Is the voltage of 24V being
supplied from the power
supply unit? (Perform the
input check in the test
mode: 03-[6]/[A])
MAIN board
3
Parts to be replaced
Right cover opening/closing switch
MAIN board
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The right cover has opened during printing.
Result
Yes
Remove paper if there is any, then close the
cover.
No
Yes
No
•
Check if the connector for 24 V power
supply is disconnected.
•
Check if any of the connectors on the MAIN
board is disconnected.
20L/23L/25L/20H/23H/25H: CN25
23LA/23LM/28LM/23HA/28HA: CN21
•
Check if the connector pins are
disconnected and the harnesses are open
circuited.
•
Check if the conductor pattern on the MAIN
board is short circuited or open circuited.
•
Replace the right cover opening/closing
switch.
•
Replace the MAIN board.
e-STUDIO2006/2306/2506/2007/2307/2507/2303A/2303AM/2803AM/2309A/2809A
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Error content
Measure
Remark
ERROR CODE AND TROUBLESHOOTING
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Step
2
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