Service manual

FrameMaker Ver.5.5(PC) EP1054/EP1085/EP2030 TROUBLESHOOTING
98.05.15
T- 3 5
✽
Malfunctions Detected by Copiers, Except in Europe
Code Description Detection Timing
Original Size Detecting Board
C0F02 Original size detection
error (Defective CPU)
•
Either UN2 is faulty or a communication error
occurs with PWB-A.
•
Under normal conditions:
The fixed-cycle pulse signal (Busy) remains
HIGH or LOW for 3 seconds or more.
•
When the Power Switch is ON:
The Busy signal remains HIGH or LOW for 5
seconds or more.
C0FE2 Original Size Detecting
Sensor
➋
failure
<Detection Timing>
After having read the output data from PC113 to
PC116, UN2 determines that there is a failure.
<Sensor Layout>
(Metric Areas)
• ➋
: PC113,
➌
: PC115 (option),
➍
: PC114,
➎
: PC116 (option)
✽
PC115 and PC116 are standard for Mixed
inch/metric areas.
•
A to E: Sensor locations
(Inch Areas)
• ➋
: PC113,
➌
: PC115 (option),
➍
: PC114,
➎
: PC116 (option)
C0FE4 Original Size Detecting
Sensor
➌
failure
C0FE6 Original Size Detecting
Sensors
➋
and
➌
failure
C0FE8 Original Size Detecting
Sensor
➍
failure
C0FEA Original Size Detecting
Sensors
➋
and
➍
failure
C0FEC Original Size Detecting
Sensors
➌
and
➍
failure
C0FEE Original Size Detecting
Sensors
➋
,
➌
and
➍
fail-
ure
C0FF0 Original Size Detecting
Sensor
➎
failure
C0FF2 Original Size Detecting
Sensors
➋
and
➎
failure
C0FF4 Original Size Detecting
Sensors
➌
and
➎
failure
C0FF6 Original Size Detecting
Sensors
➋
,
➌
and
➎
fail-
ure
C0FF8 Original Size Detecting
Sensors
➍
and
➎
failure
C0FFA Original Size Detecting
Sensors
➋
,
➍
and
➎
fail-
ure
C0FFC Original Size Detecting
Sensors
➌
,
➍
and
➎
fail-
ure
C0FFE Original Size Detecting
Sensors
➋
,
➌
,
➍
and
➎
failure
A
BCD E
➋
➌
A
➍
B
➎
A
BCD E
➋
➌
A
➍
B
➎