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bizhub C4000i/C3300i
5.
Replace BASEB.
3.11.18 C7605
Contents
Trouble type
C7605: Power line A5 error
Rank
C
Trouble detection condition The fuse detection unit detected an error for a predetermined time.
Trouble isolation
-
Relevant electrical parts
Procedure
1. BASEB F6E conduction check
2. Check the connector between HVPS-BASEB CN4E for proper connection and correct as necessary.
3.
Replace HVPS.
4.
Replace BASEB.
3.11.19 C7607
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
Procedure
1. BASEB F4E conduction check
2. Check the connector between CL1-relay CN13-BASEB CN18E for proper connection and correct as necessary.
3. Check the connector between CL2-relay CN46-BASEB CN23E for proper connection and correct as necessary.
4. Check the connector between CL3-relay CN44-BASEB CN22E for proper connection and correct as necessary.
5. Check the connector between CL4-relay CN45-BASEB CN22E for proper connection and correct as necessary.
6. Check the connector between CL5-relay CN47-BASEB CN23E for proper connection and correct as necessary.
7. Check the connector between CL6-relay CN11-BASEB CN18E for proper connection and correct as necessary.
8. Check the connector between CL7-relay CN39-BASEB CN18E for proper connection and correct as necessary.
9. Check the connector between SD1-relay CN12-BASEB CN18E for proper connection and correct as necessary.
10. CL1 conduction check
• Control signal: BASEB CN18E-4 (ON)
• Location of electrical component: 2-C
11. CL2 conduction check
• Control signal: BASEB CN23E-10 (ON)
• Location of electrical component: 9-K
12. CL3 conduction check
• Control signal: BASEB CN22E<A>-1 (ON)
• Location of electrical component: 12-C
13. CL4 conduction check
• Control signal: BASEB CN22E<A>-3 (ON)
• Location of electrical component: 12-C
14. CL5 conduction check
• Control signal: BASEB CN23E-12 (ON)
• Location of electrical component: 9-K
15. CL6 conduction check
• Control signal: BASEB CN18E-6 (ON)
• Location of electrical component: 2-C
16. CL7 conduction check
• Control signal: BASEB CN18E-8 (ON)
• Location of electrical component: 3-C
17. SD1 conduction check
• Control signal: BASEB CN18E-10 (ON)
• Location of electrical component: 3-C
18.
Replace the main drive unit.
19.
Replace CL2.
20.
Replace CL3.
21.
Replace CL4.
22.
Replace CL5.
• High voltage unit (HVPS)
• Base board (BASEB)
• 1st transfer pressure clutch (CL1)
• 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)
(CL1)
L TROUBLESHOOTING > 3. TROUBLE CODE
L-41
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