Olivetti d-Color MF4003 Service Manual page 428

d-Color MF4003/MF3303
• Check code: 28
• Multi code: 1, 2
• Control signal: PCCB/2 CN4-1 to 7
• Location of electrical component: 18-P
6. Replace M1/2.
7. PCCB/2 F1 conduction check
8. Replace PCCB/2.
9. Replace CPUB.
10. Replace BASEB.
3.7.2 C0104
Contents
C0104: Tray 3 drive motor malfunction (When PF-P20 or PF-P21 is installed) (d-Color MF4003 only)
Trouble type
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>
Procedure
1. Check the connector between M1/3-PCCB/3 CN4 for proper connection and correct as necessary.
2. Check the connector between PCCB/3 CN1-relay CN2PC-PCCB/2 CN2 for proper connection and correct as necessary.
3. Check the connector between PCCB/2 CN1-relay CN24-BASEB CN21E for proper connection and correct as necessary.
4. Check the connector of M1/3 for proper drive coupling and correct as necessary.
5. Check CPUB for proper installation and correct as necessary.
6. 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
7. Replace M1/3.
8. PCCB/3 F1 and F2 conduction check
9. Replace PCCB/3.
10. Replace CPUB.
11. Replace BASEB.
3.7.3 C0202
Contents
Trouble type C0202: Tray 1 feeder up/down abnormality
Rank B
Trouble detection condition The tray 1 upper limit sensor (PS7) is not turned ON (blocked) even after the set period of time has elapsed after
the paper lift-up operation for the drawer began.
Trouble isolation Tray 1
Relevant electrical parts
Procedure
1. Remove the tray and check to see if a piece of paper is not left inside the machine.
2. Check the connector between M6-BASEB CN19E for proper connection and correct as necessary.
3. Check the connector of M6 for proper drive coupling and correct as necessary.
4. Check the connector between PS7-BASEB CN22E for proper connection and correct as necessary.
5. Check CPUB for proper installation and correct as necessary.
6. PS7 I/O check, sensor check
• Control signal: BASEB CN22EA-7 (ON)
• Location of electrical component: 12-C
7. M6 load check
• Check code: 23
• Multi code: 4
• Control signal: BASEB CN19E-7 to 8
• Location of electrical component: 10-C
8. Replace M6.
9. Replace CPUB.
10. BASEB F11E conduction check
11. Replace BASEB.
Service Manual
• Tray 1 lift-up motor (M6)
• Tray 1 upper limit sensor (PS7)
• CPU board (CPUB)
• Base board (BASEB)
• Tray 3 drive motor (M1/3)
• Tray 3 PC control board (PCCB/3)
• CPU board (CPUB)
• Base board (BASEB)
L-30
L TROUBLESHOOTING > 3. TROUBLE CODE
Y119930-3