The Carriage Does Not Move; Detected By The Cr Encoder Sensor - Brother DCP-J552DW Service Manual

■ Error Code 30
Unable to print 30

The carriage does not move.

Detected by the CR encoder sensor.

<User Check>
- Remove the jammed recording paper from the engine part.
Step
1 Foreign materials inside the
engine
2 CR encoder strip stained
3 CR encoder strip out of place
4 CR timing belt out of place
5 Leveler roller not properly
attached to the head/carriage unit
6 Ink tube not properly attached
7 Head cover not properly attached
8 Carriage motor harness
connection failure
9 Carriage flat cable connection
failure
10 Maintenance unit not properly
attached
11 CR encoder strip defective
12 CR timing belt defective
13 Carriage motor defective
14 Carriage PCB defective
15 Main PCB defective
Cause
Remove foreign materials.
Clean the CR encoder strip.
Reattach the CR encoder strip.
Reattach the CR timing belt.
Reattach the leveler roller ASSY to the head/
carriage unit.
Reattach the ink tube.
Reattach the head cover.
Reconnect the carriage motor harness.
Reconnect the carriage flat cable.
Reattach the maintenance unit.
Replace the CR encoder strip.
Replace the CR timing belt.
Replace the carriage motor.
Replace the carriage PCB ASSY.
Replace the main PCB ASSY.
2-26
LCD
Solution
Confidential