Brother LX-1200, Service Manual

Page: 154 / 175

7-4
b. Defective document or film.
Yes
Document cannot be correctly inserted.
a. Problem with input-side rollers.
b. Defective PST sensor (Photosensor) switch.
See page 7-15.
No
Yes
Is document
correctly inserted?
No
Yes
c. Defective Y-cutter arm.
No
Yes
Problem during automatic operation.
No
Yes
No
Yes
No
Correct X-cutting position?
No
Yes
END
Document width
detected correctly?
Cartridge detected
correctly?
Normal laminating
operation?
Y-cutting normal?
Buzzer sounds
correctly?
Document width cannot be detected correctly.
a. Defective Y-carriage (Y-CA) motor.
b. Defective Y-CA sensor (YCA-F).
See page 7-16.
Cartridge size, film type cannot be detected correctly.
a. Defective cartridge type detector (CSIZE4) switch.
See page 7-21.
Lamination is not normal.
See page 7-17.
a. Defective film type (ENC) detector.
b. Abnormal Y-cutter vertical movement.
No cutting in Y direction.
See page 7-18.
a. Defective Trimmer Position Switch (SG-SW).
b. Defect in PST sensor system.
Incorrect cutting position at document front or rear
edge.
See page 7-20.
a. Defect in paper feed system.
b. Defective Y-cutter.
Incorrect cutting in Y direction.
See page 7-19.
a. Incorrect Y-direction cutting position.
Buzzer does not sound.
See page 7-23.
a. Defective buzzer circuit.
b. Defective cartridge type detector (CSIZE3) switch.