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C7607 (bizhub 4700i)
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Contents
Trouble type | C7607: Power line A7 error |
Rank | C |
Trouble detection condition | The fuse detection unit detected an error for a predetermined time. |
Trouble isolation | – |
Relevant electrical parts | -Bypass tray paper feed clutch (CL2) -Tray 1 paper feed clutch (CL3) -Registration clutch (CL4) -ADU transport clutch (CL5) -ADU forward rotation clutch (CL6) -ADU reverse rotation clutch (CL7) -Exit path switch solenoid (SD1) -Base board (BASEB) |
Procedure
- BASEB F4E conduction check
- Check the connector between CL2-relay CN46-BASEB CN23E for proper connection and correct as necessary.
- Check the connector between CL3-relay CN44-BASEB CN22E for proper connection and correct as necessary.
- Check the connector between CL4-relay CN45-BASEB CN22E for proper connection and correct as necessary.
- Check the connector between CL5-relay CN47-BASEB CN23E for proper connection and correct as necessary.
- Check the connector between CL6-relay CN11-BASEB CN18E for proper connection and correct as necessary.
- Check the connector between CL7-relay CN39-BASEB CN18E for proper connection and correct as necessary.
- Check the connector between SD1-relay CN12-BASEB CN18E for proper connection and correct as necessary.
- CL2 conduction check
- Control signal: BASEB CN23E-10 (ON)
- Location of electrical component: 9-K
- CL3 conduction check
- Control signal: BASEB CN22E<A>-1 (ON)
- Location of electrical component: 12-C
- CL4 conduction check
- Control signal: BASEB CN22E<A>-3 (ON)
- Location of electrical component: 12-C
- CL5 conduction check
- Control signal: BASEB CN23E-12 (ON)
- Location of electrical component: 9-K
- CL6 conduction check
- Control signal: BASEB CN18E-8 (ON)
- Location of electrical component: 2-C
- CL7 conduction check
- Control signal: BASEB CN18E-10 (ON)
- Location of electrical component: 3-C
- SD1 conduction check
- Control signal: BASEB CN18E-12 (ON)
- Location of electrical component: 3-C
- Replace CL2. (Part# A7AHM20401)
- Replace CL3. (Part# A7AHM20501)
- Replace CL4. (Part# A7AHM20501)
- Replace CL5. (Part# A7AHM20501)
- Replace CL6. (Part# A7AHM20501)
- Replace CL7. (Part# A7AHM20501)
- Replace SD1. (Part# AAJRR72100)
- Replace BASEB. (Part# ACTAH02014)