5-15
Confidential
1.3.8 Check sensor operation (function code: 32)
<Function>
This function is used to check that sensors are operating normally.
<Operating Procedure>
(1) Press the [▲] or [▼] key in the initial state of maintenance mode to display
"MAINTENANCE 32" on the LCD, and press the [OK] key. "C1NTCVRCPORMRA" 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] key, this operation is finished and the machine
returns to the initial state of maintenance mode.
Location of sensors
Fig. 5-5
LCD Sensor names
Detection status
(displayed / not displayed)
C1 Paper feed sensor Paper tray set / No paper tray
NT New toner sensor OFF/ON
CV Front cover sensor Front cover closed / Front cover open
RC Back cover/duplex tray sensor Back cover closed / Back cover open
PO Eject sensor No paper / Paper set
RM Registration front sensor No paper / Paper set
RA Registration rear sensor No paper / Paper set
Registration rear actuator
Eject sensor
Registration front
actuator
Back cover/duplex
tray sensor
Front cover sensor
Eject actuator
New toner actuator
New toner sensor
Registration front/rear sensor
Front cover sensor
lever
Paper feed sensor
Paper feed actuator
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