Contents
Purpose/kind
Section
Main
code
Sub
code
Description
Ref. page
Operation
check
Paper feed unit
30
1
Used to check the operations of the sensors and detectors in the paper feed
section, and their related circuits.
The operations of the sensors and the detector in the paper feed section can
be monitored by the lamps on the operation panel.
3-4
(Operation/procedure)
ON/OFF of the sensors and detectors in the paper feed section can be
monitored with the lamps on the operation panel.
Sensor name
Display lamp
Paper size detector (PWD)
Toner empty lamp
Resist detector (PPD)
Jam lamp
Paper exit detector (POD)
OPC drum lamp
Tray open/close detector (PED1)
No.1 paper feed cassette lamp
Manual paper feed detector (PID)
Manual paper feed lamp
2
Used to check the operations of the sensors and detectors in the option tray
and their related circuits.
The operations of the sensors and detectors in the option tray can be
monitored with the display lamps on the operation panel.
(Operation/procedure)
ON/OFF of the sensors and detectors in the option tray can be monitored with
the lamps on the operation panel.
The operations of the sensors and detectors in the option tray can be
monitored with the lamps on the operation panel. Used to check the opera-
tions of the sensors.
Sensor name
Display lamp
Option tray cover open/close detector (CSDSW)
Toner empty lamp
Option tray paper feed sensor (CSPPD)
Jam lamp
Option tray open/close detector (CPED2)
Upper tray lamp
Option tray detector (OCSD)
Lower tray lamp
Mult manual paper feed unit defects
SPF Jam lamp
Single manual paper feed unit defects
SPF lamp
Optical unit
1
1
Used to check the operation of the scanner unit and its control circuit.
(Operation/procedure)
When the print button is pressed, scanning is performed at the speed cor-
responding to the currently set copy magnification ratio.
The copy magnification ratio can be set arbitrarily.
2
Used to check the operations of the sensors and detectors in the optical unit
and their related circuits.
3-4
(Operation/procedure)
ON/OFF of the sensors and detectors in the optical unit can be monitored with
the lamps on the operation panel.
Sensor name
Display lamp
Mirror home position sensor (MHPS)
OPC drum lamp
Lens home position sensor (LHPS)
Toner empty lamp
3
Used to check the operation of the lens unit and its control circuit.
(Operation/procedure)
The lens unit moves to each position of the following copy magnification ratios
continuously, and stops at each position for about 0.5 sec.
The copy magnification ratio corresponding to each stop position of the lens is
displayed on the operation panel.
10%
→
Reduction 1
→
Reduction 2
→
Enlargement 1
→
Enlargement 2
→
100%
8 – 10
