Troubleshooting Flows; Printing Is Performed With Specific Dots Omitted - Brother P-touch QL-700 Service Manual

4.5 TROUBLESHOOTING FLOWS

[1]

Printing is performed with specific dots omitted.

Printing is performed with
specific dots omitted.
Are the thermal head
and the platen dirty?
N
Is the platen rubber
deformed?
N
Is the head pressure
1.7kg 10% at the
roller center?
Y
The thermal head is defective.
Replace the thermal head ASSY.
The thermal head and the
Y
platen are dirty.
Clean the thermal head and
the platen.
Y
Replace the platen ASSY.
N Is the head spring L
attached correctly?
Replace the head spring L.
IV - 7
N
Attach the head spring L
in correct way.
Y