5-11
Confidential
1.3.7 Check sensor operation (Function code 32)
<Function>
This function is used to check that sensors are operating normally.
<Operating Procedure>
(1) Press the [
▲
] or [
▼
] in the initial state of maintenance mode to display “MAINTENANCE
32” on the LCD, and press the [OK]. “CVRCPONT********” is displayed on the LCD.
The table below summarizes the displays on the LCD, sensor names and detection status.
(2) Change the conditions subject to sensor detection and check that the display on the LCD
changes depending on the sensor status. For example, feed the paper through the
registration front/rear sensor, open the front cover or back cover, remove the toner cartridge,
or create paper jam at the exit.
(3) When you press and hold the [Go] for five seconds, this operation is finished and the
machine returns to the initial state of maintenance mode.
LCD
Sensor name
Detection status
With display
No display
CV
Front cover sensor
Front cover closed
Front cover open
RC
Back cover/duplex tray sensor
Back cover closed and
Duplex tray set
Back cover open and
No duplex tray
PO
Eject sensor
No paper
Paper set
NT
New toner/Toner cartridge
detect sensor
OFF/
Toner cartridge set
ON/
No toner cartridge
C1
Paper feed sensor
T1 closed and
No paper
T1 open and
Paper set
RM
Registration front sensor
No paper
Paper set
RA
Registration rear sensor
No paper
Paper set
