AR-C260 (serv.man14). (11) Troubleshooting - Sharp Copying Equipment Service Manual (repair manual). Page 19

AR-C260/C260M  TROUBLESHOOTING  11 - 19

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

The fusing temperature 
exceeds 230°C.

Section

Fusing

Common

Check 

Use SIM 5-2 to check the 
heater lamp flashing 
operation.

Case 1

Cause

The heater lamp flashes 
properly with SIM 5-2.
Thermistor trouble, 
disconnection of the fusing 
section connector

Check & 
Remedy

Check the thermistor and 
its harness. Cancel the 
error with SIM 14. 

Case 2

Cause

The heater lamp keeps ON 
with SIM 5-2. AC power 
supply trouble, control 
PWB trouble

Check & 
Remedy

Check the AC PWB and 
the control PWB lamp 
control circuit.
Cancel the error with SIM 
14. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

The fusing temperature is 
not reached within the 
specified time after turning 
on the power relay. 

Section

Fusing

Common

Check

Use SIM 5-2 to check the 
heater lamp flashing 
operation.

Case 1

Cause

The heater lamp flashes 
properly with SIM 5-2. 
Thermistor trouble, PCU 
PWB (thermistor input 
circuit) trouble

Check & 
Remedy

Check the thermistor and 
its harness. Check the 
PCU PWB thermistor input 
circuit.
Cancel the error with SIM 
14. 

Case 2

Cause

The heater lamp keeps ON 
with SIM 5-2. Heater lamp 
trouble, thermostat trouble, 
interlock switch trouble, 
AC power supply trouble, 
PCU PWB (lamp control 
circuit) trouble

Check & 
Remedy

Check for disconnection of 
the heater lamp and the 
thermostat. Check the 
interlock switch. Check the 
AC PWB and the PUC 
PWB lamp control circuit.  
Cancel the error with SIM 
14. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

The fusing temperature is 
not reached within the 
specified time after turning 
on the power relay. 

Section

Fusing

Common

Check

Use SIM 5-2 to check the 
heater lamp flashing 
operation.

Case 1

Cause

The heater lamp flashes 
properly with SIM 5-2. 
Thermistor trouble, PCU 
PWB (thermistor input 
circuit) trouble

Check & 
Remedy

Check the thermistor and 
its harness. Check the 
PCU PWB thermistor input 
circuit.
Cancel the error with SIM 
14. 

Case 2

Cause

The heater lamp keeps ON 
with SIM 5-2.
Heater lamp trouble, 
thermostat trouble, 
interlock switch trouble, 
AC power supply trouble, 
PCU PWB (lamp control 
circuit) trouble

Check & 
Remedy

Check for disconnection of 
the heater lamp and the 
thermostat. Check the 
interlock switch. Check the 
AC PWB and the PUC 
PWB lamp control circuit.  
Cancel the error with SIM 
14. 

Main 
code

Sub 

code

Title

Display

Lamp/Message

Phenomenon

Detail

POD1 not-reached jams 
are detected for five times 
continuously.

Section

Fusing

Case 1

Cause

A fusing jam is not 
canceled completely. (Jam 
paper remains inside the 
machine.)

Check & 
Remedy

Check remaining jam 
paper (winding).
Cancel the error with SIM 
14. 

Case 2

Cause

POD1 sensor trouble, or 
harness disconnection

Check & 
Remedy

Check POD1 sensor 
harness.
Cancel the error with SIM 
14.

Case 3

Cause

Improper installation of the 
fusing unit

Check & 
Remedy

Check installation of the 
fusing unit.
Cancel the error with SIM 
14.