AR-335 (serv.man15). AR280 285 335 Service Manual-Trouble Code List - Sharp Copying Equipment Service Manual (repair manual). Page 5

Trouble code

Description

Main
code

Sub

code

F1

02

Content Finisher transport motor error

Detail

Transport motor drive trouble

Cause

Motor lock

Check
and
remedy

Check transport motor operation with
SIM3-3.

04

Content Finisher indexer lower limit detected

Detail

Indexer has exceeded lower limit.

Cause

Sensor defective
Finisher control PWB defective

Check
and
remedy

Check sensor with SIM3-2.

05

Content Finisher indexer upper limit detected

Detail

Indexer has exceeded upper limit

Cause

Sensor defective
Finisher control PWB defective

Check
and
remedy

Check sensor with SIM3-2.

06

Content Finisher bin shift motor error

Detail

1) Bin shift is not completed within 2.5
seconds after bin shift request

Cause

Motor lock
Improper motor speed
Overcurrent to motor
Finisher control PWB defective

Check
and
remedy

Check bin shift motor operation with
SIM3-4.

10

Content Staple unit operation trouble

Detail

Staple operation trouble

Cause

Motor lock
Motor rpm abnormality
Motor overcurrent
Finisher control PWB trouble

Check
and
remedy

Check the staple motor operation with
SIM 3-3.

11

Content Pusher motor trouble

Detail

Pusher motor trouble

Cause

Motor lock
Motor rpm abnormality
Motor overcurrent
Finisher control PWB trouble

Check
and
remedy

Check the pusher motor operation with
SIM 3-3.

15

Content Finisher elevator motor trouble

Detail

Elevator motor trouble

Cause

Motor lock
Motor rpm abnormality
Motor overcurrent
Finisher control PWB trouble

Check
and
remedy

Check the elevator motor operation with
SIM 3-3.

Trouble code

Description

Main
code

Sub

code

F1

80

Content Finisher power trouble

Detail

24V power is not supplied to the finisher
PWB.

Cause

Connector harness improper connection
or disconnection
Finisher control PWB trouble
Power unit trouble

Check
and
remedy

Check the sensor operation with SIM 3-2.

F2

00

Content Toner control sensor open

Detail

Toner control sensor output open

Cause

Connector harness trouble
Connector unconnected.

Check
and
remedy

Check connection of the toner control
sensor.
Check connection of the connector
harness with the main PWB.
Check for disconnection of the harness.

02

Content Toner motor connector disconnected

Detail

Connection detection signal with toner
motor is OFF

Cause

Connector harness defective
Connector disconnected

Check
and
remedy

Check toner motor connector for
connection.
Check connector harness to main PWB
for connection.
Check harness for broken wire.

31

Content Process control trouble (OPC base

surface reflection factor is improper)

Detail

Usually the sensor gain is adjusted so
that the output is a certain value, by
reading the drum base surface with the
image density sensor before starting
process control.
However, a certain output is not obtained
by adjusting the sensor gain.

Cause

Image density sensor defective

Check
and
remedy

Check process control sensor output with
SIM44-2. (Do not adjust)
If the result is far different from the
specified value, it suggests the sensor is
defective. Check the sensor and
harness.
If the deviation is relatively small, check
the sensor and drum surface for
contamination.

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