Check Sensor Operation (Function Code: 32) - Brother DCP-7080 Service Manual

1.3.10 Check sensor operation (function code: 32)

<Function>
This function is used to check that sensors are operating normally.
<Operating Procedure>
For models without keypad
(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.
(2) Pressing the [Start] key changes the
display to the next item.
The table below summarizes the displays on the LCD, sensor names and detection status.
LCD
C1 Paper feed sensor
NT New toner sensor
CV Front cover sensor
RC Back cover/duplex tray sensor
PO Eject sensor
RM Registration front sensor
RA Registration rear sensor
MAC XXC Internal temperature thermistor
DF Document detection sensor
DR First side document scanning
position sensor
AC ADF cover sensor
DB Second side document scanning
position sensor
Common to models without/with keypad
(3) 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.
(4) When you press the [X] or [Stop] key, this operation is finished and the machine returns
to the initial state of maintenance mode.
Sensor names
5-17
For models with keypad
(1) Press the [3], and then the [2] key in the
initial state of maintenance mode.
"C1NTCVRCPORMRA" is displayed on
the LCD.
400Hz OFF, 400Hz S, 400Hz M, 400Hz
L, 1100Hz OFF, 1100Hz S, 1100Hz M,
1100Hz L tones ring continuously to test
the speaker.
Note:
• Press the [SET] or [Menu] key to
stop the tones.
(2) Pressing the [Start] or [Mono Start] key
changes the display to the next item.
Detection status
(displayed / not displayed)
Paper tray set / No paper tray
Toner cartridge set / No toner cartridge
Front cover closed / Front cover open
Back cover closed with duplex tray set /
Back cover open or no duplex tray
No paper / Paper set
No paper / Paper set
No paper / Paper set
XX°C / NG
No document / Document set
No document / Document set
ADF cover closed / ADF cover open
No document / Document set
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