Epson AcuLaser C2900N Service Manual page 131

Chapter 1 Troubleshooting
FIP-1.62 093-970 / 093-971 / 093-972 / 093-973: IOT Print Cartridge (YMCK) Detached
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)
HARN ASSY TONER CRUM (PL5.1.26)
PWBA MCU (PL8.2.13)
Does the error still occur when the power is turned OFF and
1
ON?
Checking the Toner Type.
2
Is the Toner for C2900 seated?
Checking after resetting the TONER CARTRIDGE (Y, M, C
or K).
Reseat the TONER CARTRIDGE (Y, M, C or K), and check
3
that the lock key is in the lock position.
Does the error still occur when the power is turned OFF and
ON?
Checking after replacing the TONER CARTRIDGE (Y, M, C
or K).
Replace the TONER CARTRIDGE (Y, M, C or K). (Refer to
4
RRP5.4.)
Does the error still occur when the power is turned OFF and
ON?
Checking the HARN ASSY TONER CRUM for continuity.
Disconnect J31 from the PWBA MCU.
5 Disconnect J311 (Y) from the connector CRUM.
Are P/J31 and P/J311(Y),P/J312(M),P/J313(C),P/J314(K)
connected correctly?
Checking after resetting the PWBA MCU.
Reseat the PWBA MCU. (Refer to RRP8.9.)
6
Does the error still occur when the power is turned OFF and
ON?
Epson AcuLaser C2900N
Check
1 - 118
Remedy
Yes
Go to step 2. End of work.
Change the Toner
Type setting to
Go to step 3.
Non-GenuineTon-
err.
Go to step 4. End of work.
Go to step 5. End of work.
Replace the
Go to step 6. HARN ASSY
TONER CRUM.
Replace the
PWBA MCU. End of work.
(Refer to RRP8.9.)
Revision B
No
Confidential