Sensor Operational Check (Function Code 32) - Brother MFC260C Service Manual

9.1.4.8

Sensor Operational Check (Function code 32)

Function
This function allows you to check the following:
- Document front sensor
- Document rear sensor
- Scanner/ink cartridge cover sensor
- Registration sensor
- Purge cam switch
- Black ink cartridge sensor
- Yellow ink cartridge sensor
- Cyan ink cartridge sensor
- Magenta ink cartridge sensor
- Head thermistor (in the head driver chip)
- Casing internal temperature thermistor (in the complex IC)
- Hook switch (for models with handset)
Operating Procedure
(1) Press the 3 and 2 keys in this order in the initial stage of the maintenance mode.
The machine sounds 1100 Hz and 400 Hz tones cyclically through the following volumes for
testing the speaker:
NOTE: To stop beeping, press the Menu or OK key.
If the sensing statuses are as listed below, the LCD will show "DFDRCVRSCCP1****" and
"IKIYICIMVTHKLKTH," which can be switched by pressing the Black Start (Mono Start)
key.
Given below is the relationship between the LCD indication, sensor name and sensor status.
LCD
DF
DR
CV
RS
CC
P1
IK
IY
IC
IM
VT
HK
LK
TH
For models with ADF
Sensors
Document front sensor*
1
Document rear sensor*
2
Scanner cover sensor*
Registration sensor
Ink cartridge cover sensor*
Purge cam switch
Black ink cartridge sensor
Yellow ink cartridge sensor
Cyan ink cartridge sensor
Magenta ink cartridge sensor
Head thermistor
3
Hook switch*
High yield ink cartridge sensor*
Casing internal temperature thermistor
1
No document detected.
No document detected.
Scanner cover and ink cartridge cover closed.
No recording paper detected.
2
Scanner cover and ink cartridge cover closed.
Purge cam switch ON.
Black ink cartridge loaded (Black ink present).
Yellow ink cartridge loaded (Yellow ink present).
Cyan ink cartridge loaded (Cyan ink present).
Magenta ink cartridge loaded (Magenta ink present).
Driver chip temperature within the allowable range.
On-hook state.
4
High yield ink cartridge not loaded.
Normal temperature detected.
9-18
Sensing status
Confidential