Epson AcuLaser C2900N Service Manual page 125

Chapter 1 Troubleshooting
FIP-1.58 093-919 / 093-920 / 093-921 / 093-922: IOT YMCK Toner Low Density
Step
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)
GEAR IDLER (PL5.1.6)
GEAR IDLER AUG (PL5.1.7)
GEAR IDLER AGI (PL5.1.8)
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)
Checking the Toner Type.
1
Is the Toner for C2900 seated?
Checking the sealing tapes on the drum cartridge staying.
Are there sealing tapes on the drum cartridge?
2
Checking the life count value of the TONER CARTRIDGE
(Y, M, C or K).
Check the life count value of the TONER CARTRIDGE (Y,
3
M, C or K) in [Parameter] in [IOT Diag] of diagnosis.
Does the remainder value shows the near of the end?
(Refer to Chapter 2 for details of the life counter value.)
Does the error still occur when the power is turned OFF and
4
ON?
Checking the toner remainder in the Non-GenuineToner
Cartridge (Y, M, C or K).
5
Is the toner that remains in the Non-GenuineToner Cartridge
(Y, M, C or K) a little?
Does the error still occur when the power is turned OFF and
6
ON?
Checking the sealing tapes for yellow toner of the DRUM
CARTRIDGE staying.
Turn off the power, and open the COVER ASSY FRONT
7 MG.
Remove the DRUM CARTRIDGE.
Has the sealing tapes for yellow toner been pulled out?
After checking, reseat the DRUM CARTRIDGE.
Epson AcuLaser C2900N
Check
1 - 112
Remedy
Yes
Go to step 2. Go to step 5.
Pull the tape out. Go to step 3.
Replace the
TONER
CARTRIDGE (Y,
Go to step 7.
M, C or K), then
go to step 4.
(Refer to RRP5.4.)
Go to step 7. End of work.
Replace the Non-
GenuineToner
Cartridge (Y, M, C Go to step 7.
or K), then go to
step 6.
Go to step 7. End of work.
Pull the sealing
Go to step 9. tapes out, then go
to step 8.
Revision B
No
Confidential