Epson AcuLaser C2900N Service Manual page 126

Chapter 1 Troubleshooting
Step
Does the error still occur when the power is turned OFF and
8
ON?
Checking after resetting the TONER CARTRIDGE (Y, M, C
or K).
Remove the TONER CARTRIDGE (Y, M, C or K), and
shake it from side to side.
9
Reseat the TONER CARTRIDGE (Y, M, C or K), and check
that the lock key is in the lock position.
Does the error still occur when the power is turned OFF and
ON?
Checking the DISPENSE MOTOR (Y, M, C and K) for
rotation.
Does the DISPENSE MOTOR (Y, M, C and K) function
normally?
10 Checked by [Digital Output] - [Yellow Toner Motor,Magenta
Toner Motor,Cyan Toner Motor,Black Toner Motor] in [IOT
Diag] of diagnosis.
During this check, cheat the interlock switch (HARN ASSY
INTERLOCK).
Checking the gears of the DISPENSER ASSY for shape
and operation.
Are the shape and operation of the gears of the
DISPENSER ASSY normal?
Example: For Yellow
11
Gear
Checking the connector for connection.
Check the connectors between the PWBA MCU and
DISPENSE MOTOR (Y, M, C and K).
Are P/J18 and P/J181(Y)/P/J182(M) connected correctly?
Are P/J19 and P/J191(C)/P/J192(K) connected correctly?
Example: For Yellow
12
Does the error still occur when the power is turned OFF and
13
ON?
Epson AcuLaser C2900N
Check
1 - 113
Yes
Go to step 9.
Go to step 10.
Go to step 11.
Go to step 16.
MiS01002SA
Go to step 14.
Go to step 14.
Revision B
Remedy
No
End of work.
End of work.
Go to step 12.
Replace the
defective gear(s)
or DISPENSER
ASSY. (Refer to
RRP5.1.)
Reconnect the
connector(s) P/
J18 and P/J181
surly, then go to
step 8. or
reconnect the
connector(s) P/
J19 and P/J191
surly, then go to
step 8.
End of work.
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