Brother DCP375CW Service Manual page 141

Error Code
Symptom
(Hex)
26 Light path to the ink
27 empty sensor not
28 blocked.
29
2A Cannot detect ink
2B cartridges.
2C
2D
2E Not used.
2F Ink cartridge cover
opened.
Probable Cause
Running out of ink
26: Black ink
27: Yellow ink
28: Cyan ink
29: Magenta ink
Ink empty sensor defective
Main PCB defective
Ink cartridge not loaded
2A: Black ink
2B: Yellow ink
2C: Cyan ink
2D: Magenta ink
Ink cartridge broken
Ink cartridge detection
sensor defective
Main PCB defective
Ink cartridge cover sensor
(carbon switch) defective
Ink cartridge cover's tab
broken
Ink cartridge cover sensor
actuator unhooked
Rubber keypad defective
Control panel PCB defective Replace the control panel PCB.
Main PCB defective
4-9
Solution
Replace or reload the ink
cartridge.
Replace the ink refill ASSY.
Replace the main PCB.
Replace or reload the ink
cartridge.
Replace the ink cartridge.
Replace the ink refill ASSY.
Replace the main PCB.
Replace the control panel PCB.
Replace the ink cartridge
cover.
Set the ink cartridge cover
sensor actuator into place.
Replace the rubber keypad.
Replace the main PCB.
Confidential