Contents
Purpose/kind
Section
Main
code
Sub
code
Description
Ref. page
Operation
check
Optical unit
1
4
Used to check the operation of the optical unit and its control circuit.
(Operation/procedure)
The operation of simulation 1-3 is repeatedly performed.
5
3
Used to check the operation of the copy lamp and its control circuit.
(Operation/procedure)
The copy lamp lights up for first one sec at full power, and lights for 4 sec at
the currently set exposer level (copy density).
SPF unit
2
2
Used to check the operation of the sensors and detectors in the SPF unit.
3-4
(Operation/procedure)
ON/OFF of the sensors and detectors in the SPF unit can be monitored with
the lamps on the operation panel.
Sensor name
Display lamp
Document detector (SPFD)
Toner empty lamp
SPF resist sensor (SPPD)
Jam lamp
Document exit sensor (SPOD)
OPC drum lamp
SPF open/close detector (SDSW)
SPF jam lamp
3
Used to check the operation of the SPF drive motor and its control circuit.
(Operation/procedure)
The SPF drive motor rotates for 10 sec at the speed corresponding to the
currently set copy magnification ratio.
4
Used to check the operation of the SPF paper feed clutch and its control
circuit.
(Operation/procedure)
The SPF paper feed clutch turns on for 10 sec.
5
Used to check the operation of the SPF resist clutch and its control circuit.
(Operation/procedure)
The SPF resist clutch turns on for 10 sec.
Operation unit
5
1
Used to check the operations of the lamps on the operations panel and their
control circuits.
(Operation/procedure)
All display lamps on the operation panel turns on for 5 sec.
Fuser unit
5
2
Used to check the operation of the heater lamp and its control circuit.
(Operation/procedure)
The heater lamp turns on for 500ms, and off for 500ms five times repeatedly.
Process
5
4
Used to check the operation of the discharge lamp and its control circuit.
(Operation/procedure)
The discharge lamp lights up for 30 sec.
5
Used to check the operation of the blank lamp and its control circuit.
(Operation/procedure)
The blank lamps lights up sequentially from the rear frame side to the front
frame side, and all the lamps light up for 10 sec.
Operation
check
6
2
Used to check the operation of the OPC separation pawl solenoid and its
control circuit.
(Operation/procedure)
The OPC separation pawl solenoid repeats 0.5 sec ON and 0.5 sec OFF
twenty times.
1sec
4sec
EXP1~5 voltage
CLV
Full power
8 – 11