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C7138 (bizhub 4700i)
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Contents
| Trouble type | C7138: Toner transport motor failure |
| Rank | C |
| Trouble detection condition | After starting the motor, an error is detected for the malfunction detection signal. |
| Trouble isolation | – |
| Relevant electrical parts | -Toner transport motor (M4) -Base board (BASEB) |
Procedure
- Check the connector between M4-BASEB CN11E for proper connection and correct as necessary.
- Check the connector of M4 for proper drive coupling and correct as necessary.
- M4 conduction check
- Control signal: BASEB CN11E-1 to 4
- Location of electrical component: 4-C
- Replace M4. (Part# A7PUM10700)
- Replace BASEB. (Part# ACTAH02014)