Check Sensor Operation (Function Code 32) - Brother HL-2290 Service Manual

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 [▼] 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.
LCD
CV Front cover sensor
Back cover/duplex tray sensor
RC
PO Eject sensor
New toner/Toner cartridge
*1
NT
detect sensor
New process cartridge/process
*2
NP
cartridge detect sensor
New toner box/Toner box
*2
NB
cartridge detect sensor
*2
NT Toner amount sensor
Paper feed sensor
C1
RM Registration front sensor
RA Registration rear sensor
MP MP paper empty sensor
P1 Paper empty sensor
*1
Available on models without toner box
*2
Available on models with toner box
(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.
Sensor name
5-16
Detection status
With display
Front cover closed
Back cover closed and
Duplex tray set
No paper
OFF/
Toner cartridge set
OFF/
Process cartridge set
OFF/
Toner box cartridge set
Toner not full
T1 closed and
No paper
No paper
No paper
No paper
No paper
No display
Front cover open
Back cover open and
No duplex tray
Paper set
ON/
No toner cartridge
ON/
No process cartridge
ON/
No toner box cartridge
Toner full
T1 open and
Paper set
Paper set
Paper set
Paper set
Paper set
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