Canon FAX-L1000 User Manual
Page 458
5-100
FAX-L1000 Chapter 5: Appendix
"DUPLEX JAM" message appears when the paper jam has not occurred; so,
the fax cannot be in READY mode.
1. Reversing paper sensor lever does not move smoothly, or is damaged.
Action:
Set the lever to move smoothly. Replace it if damaged.
2. Duplexing unit pick-up paper sensor lever does not move smoothly, or is damaged.
Action:
Set the lever to move smoothly. Replace it if damaged.
3. Defective reversing paper sensor
Action:
Replace the sensor.
4. Defective duplexing unit pick-up paper sensor 1
Action:
Replace the sensor.
5. Defective duplexing unit driver PCB
Action:
Replace the duplexing unit driver PCB.
6. Defective ECNT board
Action:
Replace the ECNT board.
7. Defective SCNT board
Action:
Replace the SCNT board.
8. Defective TWINS board
Action:
Replace the TWINS board.
9. Defective FAX-L1000 Printer kit
Action:
Replace the FAX-L1000 Printer kit.
b) Signal description
Duplexing unit(J701)
,/
Reversing motor
J701
Motor
Signal name
Description
1
/
1
IMT A
Reversing motor drive signal
2
/
2
nIMT A
Reversing motor drive signal
3
/
3
IMT B
Reversing motor drive signal
4
/
4
nIMT B
Reversing motor drive signal