Mono Color - Canon iR C6800 Series General Timing Chart/General Circuit Diagram

Mono color

iR C6800C / iR C6800CN / iR 5800C / iR 5800CN
<Conditions>
reading: book mode, 1 A4 original
printing: A4, plain paper, single-sided, mono color, 2 prints
Start key ON
STBY
Scanner motor
(M501)
Scanning lamp
Scanner HP sensor
(PS501)
Start key ON
Printer unit PSTBY PINTR
Laser scanner
1
motor(M1)
ITB home
position signal
PVREQ signal
Laser
Drum/ITB motor
(M2)
Pre-exposure
LED (LED1)
Primary charging
bias
Grid bias
Developing
rotary motor (M5)
Stray toner
collection roller bias
Black developing
bias (DC)
Black developing
bias (AC)
Black developing
clutch (CL3)
Color developing
bias (DC)
Color developing
bias (AC)
Color developing
clutch (CL1)
Pre-transfer charging
bias (AC)
Pre-transfer charging
bias (DC)
Primary transfer bias
Secondary transfer
outside roller shift
motor (M20)
Secondary transfer
bias
Secondary transfer
cleaning bias
ITB cleaner shift
motor (M21)
Right deck pickup
motor (M17)
Deck (right) pickup
solenoid (SL6)
Right deck pickup
sensor (PS33)
Right deck pull-off
motor (M14)
Manual feed pre
-registration motor (M6)
OHP sensor front/
rear (PS3/29)
Registration motor
(M8)
Fixing main heater
(H1)
Fixing sub heater
(H2)
Shift heater
(H3)
Outside heating
roller heater (H4)
Fixing motor (M4)
Outside heating roller
shift motor (M22)
Fixing inlet sensor
(PS11)
Outside delivery
sensor (PS13)
*1: interval used to stabilize the rotation.
*2: interval during which the main heater and the sub heater are tuned on alternately.
F-1-2
SCFW
Image formation
ready timing
Bk1 Bk2
SCRW
PRINT
:forward :reverse
STBY
LSTR PSTBY
2
2
3