Canon imagePRESS C1 Service Manual - page 417
Chapter 7
7-68
F-7-83
[1] Feeding driver PCB
[2] Secondary transfer outside roller
[3] Attachment/detachment cam
[4] Attachment/detachment plate
[5] Attachment/detachment arm
[6] Secondary transfer outsider roller home position flag
PS23: Secondary transfer outside roller home position sensor
M17: Secondary transfer outside roller attachment/detachment motor
DC-CON: DC controller
Related Error Code
E077-0001 (Secondary transfer outside roller attachment/detachment motor error)
When the secondary transfer outside roller continues to be pressured (PS23=1) after 5 sec passed after the activation of the secondary transfer outside roller attach-
ment/detachment motor (M17), this status should be judged as error.
7.9.9 Secondary Transfer Roller Cleaning Control
0013-8138
imagePRESS C1 P / imagePRESS C1 / imagePRESS C1+ (Printer) / imagePRESS C1+
This machine collects the patch pattern remained on the ITB and the residual toner on the secondary transfer outside roller into the waste toner case beneath the
secondary transfer outside roller by the image stabilization control (ATR, simplified D-half control).
The following is the timing of cleaning.
1. After completing primary transfer, the DC controller outputs the secondary transfer outside roller drive motor drive signal and applies positive bias to the bias
[1]
J1308
DC-CON
J1184
M17
PS23
[3]
[2]
[4]
[6]
[5]
At separating
At pressuring