The Tape Is Not Feed Correctly - Brother P-touch QL-700 Service Manual

[7]

The tape is not feed correctly.

N
Replace the gears.
The tape feed is not correctly.
Try to print after replace
a new roll.
Is tape feed normal?
N
Is paper dust on the platen?
N
Is the head pressure
1.7kgf 10% at the roller
center?
Y
Does the motor rotate?
Y
Do the gears rotate?
Y
The platen is defective.
Replace the platen ASSY.
Y
Repair completed.
The old roll is defective.
Y
Clean the platen.
N
Is the head spring L
attached correctly?
Y
Replace the head spring L.
Is the motor
N
connected correctly?
Y
Is the motor harness
damaged?
Y
If replace the main PCB
ASSY, is it OK?
N
The motor ASSY is defective.
Replace the tape feed motor ASSY.
IV - 12
Attach the
N
head spring L
correctly.
Correct the
N
connection.
Replace the
N
tape feed
motor ASSY.
Replace the
Y
main PCB ASSY.