JVC MX-DVA9 Service Manual page 26

MX-DVA9/MX-DVA9R
Removing the head Amp.and Mechanism
Control P.C.Board (See Fig. 4)
1.Remove the cassette mechanism assembly.
2.After turning over the cassette mechanism
assembly,remove the five screws "A" retaining
the head amp. and mechanism control P.C.
board
3.Disconnect the connectors CN303 and CN304
on the P.C.Board and the connectors CN1 on
both the right and left side reel pulse
P.C.Boards.
4.When necessary, remove the 4pin parallel
wire soldered to the main motor
Removing the Capstan Motor Assembly
1.Remove the six screws "B" retaining capstan
motor assembly (See Fig. 5).
2.While raising the capstan motor, remove the
capstan belts A and B respectively from the
motor pulley (See Fig. 6).
Caution 1: Be sure to handle the capstan
belts so carefully that these belts
will not be stained by grease and
other foreign matter. Moreover,
these belts should be hand while
referring to the capstan belt
hanging method.
Capstan
belt A
1-26
Capstan
belt B
Fig.7
A
Head amplifier &
A
mechanism control board
CN304
CN302
A
Flexible
board
Fig.4
B
B B
Fig.5
Capstan motor
Capstan
belt A
Motor pulley
Fig.6
A
CN303
CN301
A
Flexible
board
B Capstan motor
assembly
B B
Capstan
belt B