How Can We Help?
C7251 (bizhub 750i)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
Trouble type | C7251: Developing solenoid failure |
Rank | C |
Trouble detection condition | After starting the solenoid, an error is detected for the malfunction detection signal. |
Trouble isolation | – |
Relevant electrical parts | -Developing solenoid (SD4) -Expansion control board (EXCB) |
Procedure
- Check the connector between SD4-relay CN159-EXCB CN14EX for proper connection and correct as necessary.
- Check the connector of SD4 for proper drive coupling and correct as necessary.
- SD4 conduction check.
- Control signal: EXCB CN14EX-7 (REM)
- Location of electrical component: 17-P
- Replace SD4. (Part# A161M20300)
- Replace EXCB. (Part# AC74H00501)