Image Faults - Canon iR C6800 Series Service Manual

Chapter 13

13.3.2 Image Faults

13.3.2.1 Solid Image
13.3.2.1.1 Solid black / Poor contact of connectors around process unit
For details of error codes, see the following:
E020 0080/E020 0180/E020 0280/E020 0380/E020 0090/E020 0190/E020 0290/E020 0091/E020 0191/E020
0291/E020 0092/E020 0192/E020 0292/E020 0392/E020 00A0/E020 01A0/E020 02A0/E020 03A0/E020 00A1/
E020 01A1/E020 02A1/E020 03A1/E020 00A2/E020 01A2/E020 02A2/E020 03A2/E020 00A3/E020 01A3/
E020 02A3/E020 03A3/E021 0001/E021 0002/E061 0005/E061 0007/E070 0000/E070 0001/E070 0002/E070
0003/E078 0001/E820 0020
Cause
When drawing out the Pkit as part of servicing work, you need to disconnect and then connect the connectors. When
repeated, their internal pins can start to suffer from poor connection, resulting in wrong operation/detection.
Description
A break in the harness can occur when the harness is disconnected/connected about 30 times.
The following is a list of harnesses that are subject to a break with descriptions of symptoms expected when a break
occurs.
Name (part No.)
Pin No.
[1]ITB cleaner harness (FM2 0946)
1/2/3/4
5/6/7
8/9/10
11/12
[2]PKIT harness (FM2 0947)
1/2
13-16
Connection load
(notation)
ITB cleaner shift motor
(M21)
ITB cleaning HP sensor
(PS23)
process unit cooling fan
(FM7)
post charging assembly
cleaning motor (M27)
primary charging wire
cleaning motor (M26)
T-13-6
Expected error condition
(symptom in response to error)
connector: J214L
E078 0001
The motor stops.
E078 0001
The sensor fails to operate
E820 0002
The fan stops. The machine fails to detect
rotation.
image fault (vertical line)
The motor stops.
connector: J201LA/J201B
image fault (vertical line)
The motor stops.
0005-9759