JVC UX-P550 Service Manual page 25

3.3.2 Removing the head amplifier & mechanism control board
(See Fig.4)
(1) Turn over the cassette mechanism assembly and remove
the three screws A attaching the head amplifier & mecha-
nism control board.
(2) Disconnect the flexible wire from connector
head amplifier & mechanism control board.
(3) Disconnect connector
anism control board from connector
board.REFERENCE: If necessary, unsolder the 4-pin wire
soldered to the main motor.
3.3.3 Removing the main motor
(See Fig.4~7)
(1) Remove the two screws B .
(2) Half raise the motor and remove the capstan belt from the
motor pulley.
ATTENTION:
Be careful to keep the capstan belt from grease. When reas-
sembling, refer to Fig.6 and 7 for attaching the capstan belt.
Head amplifier & mecha control board
A A
CN31
A
Flexible wire
CN31
CN32 of the head amplifier & mech-
CN1 on the reel pulse
CN32
4pin wire
B
Main motor assembly
Fig.4
Capstan belt
on the
Capstan belt
Capstan belt
Main motor assembly
Fig.5
Main motor assembly
Motor pulley
Fig.6
Main motor assembly
Fly wheel
Motor pulley
Fig.7
(No.MB286)1-25