Sensor Operational Check (Function Mode 32) - Brother DCP7010 Service Manual

8.4.9 Sensor Operational Check (Function code 32)
Function
This function allows you to check whether the 9 sensors.
Operating Procedure
(1) MFC7420/7820N
Press the 3 and 2 keys in this order in the initial stage of the maintenance mode.
DCO7010/7020/7025
Press the
the LCD. Then press the Set key .
The machine beeps 1100 Hz and 400 Hz tones cyclically through the following volumes
for testing the speaker. To stop beeping, press the Menu/Set (Set) key.
If the sensing status are as listed below, the LCD will show the following:
"DFDRCV" and "NTMNRSTNKOFU" (which can be switched by pressing the Start
key for machines.)
Given below is the relationship between the LCD indication, sensor names and sensor
status.
LCD
DF*
DR*
CV
NT
MN
RS
TN
KO
FU
key or key several times to display the "MAINTENANCE 32" code on
Sensors
Document front sensor
Document rear sensor
Cover sensor
New toner sensor
Manual insertion sensor
Registration sensor
Toner sensor
Tail edge sensor
Fixing sensor
8 - 1 8
Sensing status
No document detected.
No document detected.
Front cover closed.
New toner detected.
No paper detected.
No paper detected.
Toner detected.
No paper detected.
No recording paper detected.
* MFC7420/7820N and DCP7020/7025 ONLY
Confidential