C0104 (bizhub 4750i/4050i)
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
Contents
| Trouble type | C0104: Tray 3 drive motor malfunction (When PF-P20 or PF-P21 is installed) | |
| Rank | B | |
| Trouble detection condition | The motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning. | |
| Trouble isolation | Tray 3 | |
| Relevant electrical parts | <When PF-P20 or PF-P21 is installed> -Tray 3 drive motor (M1/3) -Tray 3 PC control board (PCCB/3) -CPU board (CPUB)Base board (BASEB) |
Procedure
- Check the connector between M1/3-PCCB/3 CN4 for proper connection and correct as necessary.
- Check the connector between PCCB/3 CN1-relay CN2PC-PCCB/2 CN2 for proper connection and correct as necessary.
- Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
- Check the connector of M1/3 for proper drive coupling and correct as necessary.
- Check CPUB for proper installation and correct as necessary.
- M1/3 load check
- Check code: 28
- Multi code: 3, 4
- Control signal: PCCB/3 CN4-1 to 7
- Location of electrical component: 18-P
- Replace M1/3. (M1 Part# A011M10001)
- PCCB/3 F1 and F2 conduction check
- Replace PCCB/3. (PF-P21 Part# AAJUH00100)
- Replace CPUB. (Part# ACT9H01003)
- Replace BASEB.
4750i (Part# ACT9H02013)
4050i (Part# ACT9H02002)