Epson AcuLaser C2900N Service Manual page 117

Chapter 1 Troubleshooting
FIP-1.52 091-941 / 091-942 / 091-943 / 091-944: IOT CRU Waste (YMCK) Full
Step
Possible causative parts:
TONER CARTRIDGE (Y) (PL5.1.24)
TONER CARTRIDGE (M) (PL5.1.23)
TONER CARTRIDGE (C) (PL5.1.22)
TONER CARTRIDGE (K) (PL5.1.21)
PWBA MCU (PL8.2.13)
Checking after replacing the TONER CARTRIDGE (Y, M, C
or K).
Replace the TONER CARTRIDGE (Y, M, C or K). (Refer to
1
RRP5.4.)
Does the error still occur when the power is turned OFF and
ON?
Epson AcuLaser C2900N
Check
1 - 104
Remedy
Yes
Replace the
PWBA MCU. End of work.
(Refer to RRP8.9.)
Revision B
No
Confidential