Set Malfunctions; All Leds Blink (Fusing Error); All Leds Blink (Scan Error); Paper Empty - Aficio CM-P1 Service Manual

SET MALFUNCTIONS

4.8 SET MALFUNCTIONS

4.8.1 ALL LEDS BLINK (FUSING ERROR)

Description: All LEDs on the operation panel blink
Cause
1. Thermostat, fusing power cable or heat
lamp circuit is open
2. Defective thermostat
3. Drive gear melted

4.8.2 ALL LEDS BLINK (SCAN ERROR)

Description: All LEDs on the operation panel blink
Cause
1. Defective LSU cable or faulty connector.
2. LSU motor is defective
3. Check the HSYNC signal

4.8.3 PAPER EMPTY

Description: The paper empty lamp stays on even if there is paper in the machine.
Cause
1. Defective paper sensor actuator or faulty
sensor
2. Defective PBA
3. Defective cables or connectors

4.8.4 PAPER EMPTY WITHOUT INDICATION

Description: The paper empty lamp does not light when the paper cassette is
empty
Cause
1. Defective paper sensor actuator or faulty
sensor
2. Defective PBA
3. Defective cables, connectors or lamp
1. Replace the heat lamp or cable harness,
or, replace the entire fusing unit if
necessary
2. Examine the thermistor mounting. If there
is no heat damage replace the thermistor.
Otherwise replace the entire fusing unit.
3. Replace the fusing unit.
1. Replace the LSU
2. Replace the main board. If the problem
stays, replace the LSU.
1. Replace defective actuator or sensor
2. Replace the main PBA
1. Replace defective actuator
2. Replace the main PBA
3. Check and replace the cable harness or
OPC if necessary.
4-20
20 July 2005
Solution
Solution
Solution
Solution