d-Color MF4003/MF3303
L TROUBLESHOOTING > 1. JAM CODE
L-6
JAM code 12-01, 12-40
JAM detection timing 12-01 The leading edge of the paper is not turned ON (unblocked) the tray 2 transport sensor (PS6/2)
even after the lapse of a given period of time after the tray 2 starts to feed paper.
12-40 For paper fed from the tray 2, the image write start signal permit continues to be disabled for a
predetermined period of time after the timing of the image write start signal output.
- Paper jam of a sheet of paper left at the tray 2 paper feed section results, if the tray 2 transport
sensor (PS6/2) is turned ON (unblocked) when the main power switch is turned ON, a door is
opened and closed, or a misfeed or malfunction is reset.
- Paper jam of a sheet of paper left at the tray 2 paper feed section results, if a sheet of paper is
determined to exist at a position detected when the main power switch is turned ON, a door is
opened and closed, or a misfeed or malfunction is reset.
Misfeed processing
location
• Right door
• Tray 2
Relevant parts • Tray 2 drive motor (M1/2)
• Tray 2 paper feed clutch (CL1/2)
• Tray 2 transport clutch (CL2/2)
• Tray 2 transport sensor (PS6/2)
• Tray 2 PC control board (PCCB/2)
• Base board (BASEB)
Procedure
Step Action Control signal Location of electrical component
1 Initial check items - -
2 PS6/2 I/O check, sensor check PCCB/2 CN3-3 (ON) 17-X
3 CL1/2 load check
• Check code: 20
• Multi code: 2
PCCB/2 CN5-3 (ON) 16-P
4 CL2/2 load check
• Check code: 21
• Multi code: 1
PCCB/2 CN5-1 (ON) 15-P
5 M1/2 load check
• Check code: 28
• Multi code: 1, 2
PCCB/2 CN4-1 to 7 18-P
6 Replace PCCB/2. - -
7 Replace BASEB. - -
1.5.413-01, 13-40
Contents
JAM type
Misfeed at tray 3 paper feed section (When PF-P20 or PF-P21 is installed) (d-Color MF4003 only)
JAM code 13-01, 13-40
JAM detection timing 13-01 The leading edge of the paper is not turned ON (unblocked) the tray 3 transport sensor (PS6/3)
even after the lapse of a given period of time after the tray 3 starts to feed paper.
13-40 For paper fed from the tray 3, the image write start signal permit continues to be disabled for a
predetermined period of time after the timing of the image write start signal output.
- Paper jam of a sheet of paper left at the tray 3 paper feed section results, if the tray 3 transport
sensor (PS6/3) is turned ON (unblocked) when the main power switch is turned ON, a door is
opened and closed, or a misfeed or malfunction is reset.
- Paper jam of a sheet of paper left at the tray 3 paper feed section results, if a sheet of paper is
determined to exist at a position detected when the main power switch is turned ON, a door is
opened and closed, or a misfeed or malfunction is reset.
Misfeed processing
location
• Right door
• Tray 3
Relevant parts • Tray 3 drive motor (M1/3)
• Tray 3 paper feed clutch (CL1/3)
• Tray 3 transport clutch (CL2/3)
• Tray 3 transport sensor (PS6/3)
• Tray 3 PC control board (PCCB/3)
Procedure
Step Action Control signal Location of electrical component
1 Initial check items - -
2 PS6/3 I/O check, sensor check PCCB/3 CN3-3 (ON) 17-X
3 CL1/3 load check
• Check code: 20
• Multi code: 3
PCCB/3 CN5-3 (ON) 16-P
4 CL2/3 load check
• Check code: 21
PCCB/3 CN5-1 (ON) 15-P
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