C0211 (bizhub C750i)
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Contents
| Trouble type | C0211: Manual feed up/down abnormality |
| Rank | B |
| Trouble detection condition | -The bypass lift-up position sensor (PS26) is not turned OFF (unblock) even after the paper feed motor (M22) rotates for a given period of time after the position is switched from stand by position at lift-up plate to the feed position. -The bypass lift-up position sensor (PS26) is not turned ON (blocked) even after the paper feed motor (M22) rotates for a given period of time after the position is switched from feed position at lift-up plate to the stand by position. |
| Trouble isolation | Manual |
| Relevant electrical parts | -Paper feed motor (M22) -Bypass tray lift-up solenoid (SD1) -Bypass tray lift-up position sensor (PS26) -CPU board (CPUB) -Base board (BASEB) |
Procedure
- Check the connector between M22-BASEB CN31E for proper connection and correct as necessary.
- Check the connector of M22 for proper drive coupling and correct as necessary.
- Check the connector between PS26-relay CN13-BASEB CN26E for proper connection and correct as necessary.
- Check the connector between SD1-relay CN21-relay CN13-BASEB CN26E for proper connection and correct as necessary.
- Check CPUB for proper installation and correct as necessary.
- PS26 I/O check, sensor check
- Control signal: BASEB CN26EA-6 (ON)
- Location of electrical component: 9-K
- SD1 load check
- Check code: 23
- Multi code: 3
- Control signal: BASEB CN26EA-9 (ON)
- Location of electrical component: 10-K
- M22 load check
- Check code: 28
- Multi code: 31, 34, 35
- Control signal: BASEB CN31E-1 to 4
- Location of electrical component: 23-K
- Replace M22. (Part# ACKNM10000)
- Replace CPUB. (Part# ACKNH02P03)
- Replace BASEB. (Part# ACKNH02101)