Brother DCPJ525W Service Manual page 307

Given below is the relationship between the LCD indication, sensor name and sensor
status.
LCD
DF Document detection sensor
DR Document scanning position sensor
CV Document scanner open sensor
RS Registration sensor
CC Ink cartridge cover sensor
P1 Purge cam switch
IK Black ink cartridge detection sensor
IY Yellow ink cartridge detection sensor
IC Cyan ink cartridge detection sensor
IM Magenta ink cartridge detection sensor
EK Black ink remaining sensor
EY Yellow ink remaining sensor
EC Cyan ink remaining sensor
EM Magenta ink remaining sensor
SK Black high-yield ink cartridge sensor
SY Yellow high-yield ink cartridge sensor
SC Cyan high-yield ink cartridge sensor
SM Magenta high-yield ink cartridge sensor
OR Pressure roller release sensor
CD Disc guide sensor
VT Head thermistor (for print head)
T1 High temperature detector 1 in the complex
IC (for main PCB)
T2 High temperature detector 2 in the complex
IC (for carriage and ASF)
For models with ADF
*1
*2 For disc printing models
(2) Change the detecting conditions (e.g., open the document scanner unit or insert paper
through the registration sensor or remove the ink cartridges), and then check that the
indication on the LCD changes according to the sensor states.
(3) To stop this operation and return the machine to the initial stage of the maintenance mode,
press the Stop/Exit key.
Sensors
*1
*1
*2
5-23
Sensing status for display on the LCD
No document detected.
No document detected.
Document scanner unit closed.
No recording paper detected.
Ink cartridge cover closed.
Purge cam in any of the cam driving
positions
Black ink cartridge loaded.
Yellow ink cartridge loaded.
Cyan ink cartridge loaded.
Magenta ink cartridge loaded.
Black ink remaining.
Yellow ink remaining.
Cyan ink remaining.
Magenta ink remaining.
Black high-yield ink cartridge loaded.
Yellow high-yield ink cartridge loaded.
Cyan high-yield ink cartridge loaded.
Magenta high-yield ink cartridge loaded.
Pressure roller depressed
Disc guide closed
Normal temperature detected.
Normal temperature detected.
Normal temperature detected.
Confidential