MF9170 ERROR CODE E194

[nasertop]

For mf9170 error code e194 . What is the error details? Is it ccd or fixing ? I have no service manual for this model. Please help me. Thanks.

[zoraldinho]

Re: MF9170 ERROR CODE E194

E194 Error in CPR sensor

Description

Cannot detect color displacement detection pattern, detected results fall outside the
acceptable range.

Cause

Dirty color displacement detection sensor, color displacement detection sensor fault,
DC controller PCB assembly fault, toner cartridge fault.

- Replace ETB unit
- Terminal assembly fault (check on every contact between the
terminals of each color and the high voltage PCB assembly)
- Replace DC controller PCB
- Replace toner cartridge