DOWNLOAD Sharp AR-C260 (serv.man14) Service Manual ↓ Size: 542.38 KB | Pages: 25 in PDF or view online for FREE

AR-C260/C260M  TROUBLESHOOTING  11 - 9

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

• Abnormal 

transformation of 
backup RAM contents

• Writing to the backup 

RAM is started but is not 
completed in 250msec.

• When writing to the 

backup RAM, if the write 
data do not coincide with 
the read data, writing is 
performed again. After 
writing again, the write 
data still do not coincide 
with the read data.

• Backup RAM trouble
• Sorter control PWB 

trouble

Section

Finisher/sorter

Case 1

Cause

Console finisher control 
PWB trouble

Check & 
Remedy

Replace the console 
finisher control PWB.

Case 2

Cause

Malfunction caused by 
noises

Check & 
Remedy

Case 3

Cause

Sorter control PWB trouble

Check & 
Remedy

Turn OFF/ON the machine 
power, and check that the 
trouble is canceled or not.
Replace the sorter 
controller PWB, and 
execute the bin paper 
sensor sensitivity 
adjustment and the guide 
bar motor oscillation range 
adjustment. (For the 
adjustment procedures, 
refer to pages 5-1 and 5-2 
(AR-S11 S/M).)

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Abnormal transformation 
of punch unit backup RAM 
contents

Section

Finisher

Case 1

Cause

Punch control PWB 
trouble

Check & 
Remedy

Replace the punch control 
PWB. 

Case 2

Cause

Malfunction caused by 
noises

Check & 
Remedy

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Punch dust sensor 
detection trouble

Section

Finisher

Case 1

Cause

Sensor breakage

Check & 
Remedy

Use SIM 3-2 to check the 
sensor operation.

Case 2

Cause

Harness disconnection

Check & 
Remedy

Same as Case 1.

Case 3

Cause

Console finisher control 
PWB trouble

Check & 
Remedy

Same as Case 1. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

The power disconnection 
of the punch unit is 
detected. 

Section

Finisher

Case 1

Cause

Harness disconnection

Check & 
Remedy

Use SIM 3-3 to check the 
punching operation. 

Case 2

Cause

Punch control PWB 
trouble

Check & 
Remedy

Same as Case 1. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

• When returning to the 

home position, the 
operation is not 
completed in 2sec.

• When moving from the 

home position, the home 
position sensor keeps 
ON after 20-pulse 
operation.

• Guide bar drive motor 

trouble

• Guide bar home position 

sensor trouble

• Guide bar mechanism 

section trouble

• Circuit breaker operates.
• Sorter control PWB 

trouble

• Check the guide bar 

drive motors and 
sensors with SIM 3-2, 3.

Section

Sorter

Case 1

Cause

Guide bar home position 
sensor (PI3) trouble

Check & 
Remedy

Check the guide bar home 
position sensor. Is it 
normal?
Replace the sensor.

AR-C260/C260M  TROUBLESHOOTING  11 - 10

Case 2

Cause

Cable trouble

Check & 
Remedy

Check connection of the 
cable between the guide 
bar oscillation motor and 
the sorter controller PWB. 
Is it proper?
Connect properly.

Case 3

Cause

Circuit breaker trouble

Check & 
Remedy

Check that the circuit 
breaker (CB1) on the 
sorter controller PWB. Did 
it operate?
Remove the cause that 
operated the circuit 
breaker, and push the 
circuit breaker.

Case 4

Cause

Guide bar trouble

Check & 
Remedy

Check for any mechanical 
obstruction on the moving 
path of the guide bar. Is 
there any obstruction?
Repair the mechanism.

Case 5

Cause

Sorter control PWB trouble

Check & 
Remedy

Replace the guide bar 
oscillation motor (M3) and 
check that the trouble is 
canceled or not.
Replace the sorter 
controller PWB, and 
execute the bin paper 
sensor sensitivity 
adjustment and the guide 
bar motor oscillation range 
adjustment. (For the 
adjustment procedures, 
refer to pages 5-1 and 5-2 
(AR-S11 S/M).)

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

• The operation is not 

completed in the time 
which is 4 times greater 
than the specified time 
after starting the bin shift 
motor.

• When driving the bin 

shift motor, the signal 
from the shift motor lock 
sensor is not detected 
for 250msec.

• When shifting to the 

home position, the 
operation is not 
completed in 30 sec.

• Bin shift motor trouble
• Lead cam position 

sensor trouble

• Bin shift mechanism 

trouble

• Circuit breaker operation
• Sorter control PWB 

trouble

• Check the operation of 

the bin shift motor and 
the sensor with SIM 3-3.

Section

Sorter

Main 
code

Sub 

code

Title

Case 1

Cause

Cable trouble

Check & 
Remedy

Check that the cable 
between the bin shift motor 
and the sorter controller 
PWB is properly 
connected.
Connect properly.

Case 2

Cause

Circuit breaker trouble

Check & 
Remedy

Check that the circuit 
breaker (CB1) on the 
sorter controller PWB is 
operating.
Remove the cause of the 
circuit breaker operation, 
and press the circuit 
breaker.

Case 3

Cause

Bin shift motor (M1) trouble
Sorter controller PWB 
trouble

Check & 
Remedy

Check that the voltage 
between the connector J8-
1 and J8-2 on the bin shift 
motor driver PWB is about 
24V at the operating timing 
of the bin shift motor (M1).
Check the wiring to the bin 
shift motor. If it is normal, 
replace the bin shift motor.
Replace the sorter 
controller PWB, and 
perform the bin paper 
sensor sensitivity 
adjustment and the guide 
bar motor oscillation range 
adjustment. (For the 
procedures, refer to pages 
5-1 to 5-2 (AR-S11 S/M).)

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

• The sensor output 

abnormality in the sensor 
detection level 
adjustment

• Bin paper sensor trouble
• Sorter control PWB 

trouble

• Check the sensor output 

with SIM 3-2.

Section

Sorter

Case 1

Cause

Cable trouble

Check & 
Remedy

Check that the cable 
between the sorter 
controller PWB and the bin 
unit is properly connected.
Connect properly.

Case 2

Cause

Cable trouble

Check & 
Remedy

Check that the cable 
between the bin paper 
sensor light emitting side 
(S1) and the light receiving 
side (S2) is properly 
connected.
Connect properly.

Main 
code

Sub 

code

Title

AR-C260/C260M  TROUBLESHOOTING  11 - 11

Case 3

Cause

Installation of bin paper 
sensor light emitting side 
(S1) and light receiving 
side (S2) trouble

Check & 
Remedy

Check that the bin paper 
sensor light emitting side 
(S1) and the light receiving 
side (S2) are properly 
installed.
Connect properly.
When the bin paper sensor 
light emitting side (S1) and 
the light receiving side (S2) 
are installed again, perform 
the bin paper sensor 
sensitivity adjustment. (For 
the procedure, refer to page 
5-1 (AR-S11 S/M).)

Case 4

Cause

Bin paper sensor light 
emitting side (S1) and light 
receiving side (S2) trouble
Sorter controller PWB 
trouble

Check & 
Remedy

When the bin paper sensor 
light emitting side (S1) and 
the light receiving side (S2) 
are replaced and the bin 
paper sensor sensitivity 
adjustment is performed, the 
trouble is canceled.
Replace the bin paper 
sensor light emitting side 
(S1) and the light receiving 
side (S2) and perform the bin 
paper sensor sensitivity 
adjustment. (For the 
procedure, refer to page 5-1 
(AR-S11 S/M).)
Replace the sorter controller 
PWB, and perform the bin 
paper sensor sensitivity 
adjustment  and the guide 
bar motor oscillation range 
adjustment. (For the 
procedures, refer to pages 5-
1 to 5-2 (AR-S11 S/M).)

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Drum cartridge initial 
detection trouble

Section

Drum cartridge

Case 1

Cause

Connector harness trouble, 
connector disconnection

Check & 
Remedy

1. Check connection of 

the drum cartridge 
initial sensor. 

→

 

Connect it properly.

2. Check connection of 

the connector harness 
and the PCU PWB. 

→

 

Connect it properly.

3. Check for disconnection 

of the harness. 

→

 

Replace the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

Main 
code

Sub 

code

Title

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Drum cartridge initial 
detection trouble

Section

Drum cartridge

Case 1

Cause

Connector harness trouble, 
connector disconnection

Check & 
Remedy

1. Check connection of 

the drum cartridge 
initial sensor. 

→

 

Connect it properly.

2. Check connection of 

the connector harness 
and the PCU PWB. 

→

 

Connect it properly.

3. Check for disconnection 

of the harness. 

→

 

Replace the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Drum cartridge initial 
detection trouble

Section

Drum cartridge

Case 1

Cause

Connector harness trouble, 
connector disconnection

Check & 
Remedy

1. Check connection of 

the drum cartridge 
initial sensor. 

→

 

Connect it properly.

2. Check connection of 

the connector harness 
and the PCU PWB. 

→

 

Connect it properly.

3. Check for disconnection 

of the harness. 

→

 

Replace the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Drum cartridge initial 
detection trouble

Section

Drum cartridge

Case 1

Cause

Connector harness trouble, 
connector disconnection

Check & 
Remedy

1. Check connection of 

the drum cartridge 
initial sensor. 

→

 

Connect it properly.

2. Check connection of 

the connector harness 
and the PCU PWB. 

→

 

Connect it properly.

3. Check for 

disconnection of the 
harness. 

→

 Replace 

the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

AR-C260/C260M  TROUBLESHOOTING  11 - 12

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Transfer unit initial 
detection trouble

Section

Transfer unit

Case 1

Cause

Connector harness 
trouble, connector 
disconnection

Check & 
Remedy

Check connection of the 
transfer unit initial sensor. 
Check connection of the 
connector and the harness 
of the PCU PWB. Check 
for disconnection of the 
harness. 

Case 2

Cause

Unit trouble

Check & 
Remedy

Replace the unit. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Process thermistor open

Section

Drum cartridge

Case 1

Cause

Process thermistor trouble

Check & 
Remedy

Replace the process 
thermistor. 

Case 2

Cause

Disconnection of the 
process thermistor 
harness. 

Check & 
Remedy

Check connection of the 
connector and the harness 
of the process thermistor. 

Case 3

Cause

PCU PWB trouble

Check & 
Remedy

Replace the PCU PWB. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Toner empty sensor output 
abnormality

Section

Cartridge

Case 1

Cause

Connector harness 
trouble, connector 
disconnection

Check & 
Remedy

1. Check connection of 

the toner empty 
sensor. 

→

 Connect it 

properly.

2. Check connection of 

the connector harness 
to the PCU PWB. 

→

 

Connect it properly.

3. Check connection of 

the cartridge. 

→

 

Connect it properly.

4. Check for 

disconnection of the 
harness. 

→

 Replace 

the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Toner empty sensor output 
abnormality

Section

Cartridge

Case 1

Cause

Connector harness 
trouble, connector 
disconnection

Check & 
Remedy

1. Check connection of 

the toner empty 
sensor. 

→

 Connect it 

properly.

2. Check connection of 

the connector harness 
to the PCU PWB. 

→

 

Connect it properly.

3. Check connection of 

the cartridge. 

→

 

Connect it properly.

4. Check for 

disconnection of the 
harness. 

→

 Replace 

the harness. 

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

Toner empty sensor output 
abnormality

Section

Cartridge

Case 1

Cause

Connector harness 
trouble, connector 
disconnection

Check & 
Remedy

1. Check connection of 

the toner empty 
sensor. 

→

 Connect it 

properly.

2. Check connection of 

the connector harness 
to the PCU PWB. 

→

 

Connect it properly.

3. Check connection of 

the cartridge. 

→

 

Connect it properly.

4. Check for 

disconnection of the 
harness. 

→

 Replace 

the harness.

Case 2

Cause

Cartridge trouble

Check & 
Remedy

Replace the cartridge.