Epson AcuLaser C2900N, Service Manual

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Chapter 1 Troubleshooting
Epson AcuLaser C2900N
Revision B
Confidential
FIP-1.54 092-310: IOT CTD (ACD) Sensor Error
Step Check
Remedy
Yes No
Possible causative parts:
DRUM CARTRIDGE (PL4.1.21)
DISPENSER ASSY (PL5.1.1)
FRAME ASSY MOT (PL5.1.2)
MOTOR ASSY DISP (PL5.1.3)
TONER CARTRIDGE (Y) (PL5.1.24)
TONER CARTRIDGE (M) (PL5.1.23)
TONER CARTRIDGE (C) (PL5.1.22)
TONER CARTRIDGE (K) (PL5.1.21)
HARN ASSY TNR MOT (PL5.1.25)
TRANSFER ASSY (PL6.1.7)
PWBA MCU (PL8.2.13)
1
Checking the protection sheet staying.
Is there the protection sheet on the DRUM CARTRIDGE?
Remove the
protection sheet.
Go to step 2.
2
Checking the CTD (ADC) Sensor Window.
Open the COVER ASSY FRONT MG.
Is the CTD (ADC) Sensor window dirty?
Go to step 3. Go to step 4.
3
Turn off the power, and gently wipe the CTD (ADC) Sensor
window with a clean dry cloth or cotton swab.
After wiping the window, close the COVER ASSY FRONT
MG.
Does the error still occur when the power is turned OFF and
ON?
Go to step 4. End of work.
4
Checking after resetting the TONER CARTRIDGE (Y, M, C
and K).
Reseat the TONER CARTRIDGE (Y, M, C and 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?
Go to step 5. End of work.
MiS01001SA
ADC Sensor window