CHAPTER 13 TROUBLESHOOTING
COPYRIGHT
©
2002 CANON INC. 2000 CANON iR1600/iR2000 REV.1 JAN. 2002
13-46
3.4.12 The ‘Add Paper’ message fails to go OFF. (multifeeder tray)
Multifeeder paper sensor (PS105)
1) Is the flag of the multifeeder paper sensor operating normally?
NO: Correct the fault. If damage is found, replace it.
Connector
2) Is the connection of the connector J108 on the DC controller PCB
normal?
NO: Correct the connection.
DC controller PCB
3) Try replacing the multifeeder paper sensor. Is the problem cor-
rected?
YES: Replace the multifeeder paper sensor.
NO: Replace the DC controller PCB.
3.4.13 The ‘Jam’ message fails to go OFF.
Sensor flag
1) Is the flag of the following sensors used to detect a jam damaged or
displaced?
• retry sensor (PS152)
• registration paper sensor (PS101)
• delivery sensor (PS103)
• No. 2 delivery sensor (PS201; if equipped with inter 2-way tray)
YES: Correct the fault. If damage is found, replace it.
Sensor, DC controller PCB, Cassette unit controller PCB
2) Check each sensor in test mode (‘sensor test’). Is each of them nor-
mal?
NO: Replace any fault sensor.
YES: Replace the DC controller PCB or the cassette unit controller PCB.