Canon imagePRESS C1 Service Manual - page 484
Chapter 8
8-19
8.3.3.2 Stationary Jam (Residual Jam) at the Power ON
0012-8465
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
Check to make sure if there is a residual paper within the machine at the time of the initial multiple rotation (after the power on, opening/closing the cover, or jam
recovery).
T-8-7
8.3.4 Other Jams
8.3.4.1 Paper Thickness Detection
0013-4414
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
Detecting the thickness of paper being passed using the paper thickness sensor (displacement sensor). If the sensor detects paper whose thickness exceeds the spec-
ified thickness, it considers as jam and stops the driving.
Purpose: prevent cracking the surface of the fixing roller by passing heavy paper that exceeds the specified thickness.
Duplexing right sensor (PS40)
Decurler inlet sensor (PS76)
Decurler outlet sensor (PS78)
Sensor N
Remarks
Vertical path 4 sensor (PS56)
Vertical path 3 sensor (PS55)
Vertical path 2 sensor (PS54)
Vertical path 1 sensor (PS53)
Confluence sensor (PS27)
Registration sensor (PS12)
Secondary transfer sensor (PS13)
Inside delivery sensor (PS15)
Fixing assembly inlet sensor (PS14)
Reversal inlet sensor (PS17)
Reversal vertical path sensor (PS18)
Duplexing left sensor (PS19)
Duplexing middle sensor (PS20)
Duplexing right sensor (PS40)
Decurler inlet sensor (PS76)
Decurler outlet sensor (PS78)
Sensor N
Remarks