JVC RC-QC7 Service Manual page 26

RC-QC7 seenc
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P.C. Board (See Fig. 5- 19)
. Remove the cassette mechanism assembly.
2. After turning over the cassette mechanism assembly,
remove the five screws @ retaining the head amp. &
mechanism control P.C. board.
. 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.
. When necessary, remove the 4pin parallel wire soldered
to the main motor.
m Removing the Capstan Motor Assembly
1. Remove the six screws @ retaining the capstan motor
assembly (See Fig. 5- 20).
2. While raising the capstan motor, remove the capstan
belts A and B respectively from the motor pulley (See
Fig. 5- 20 and 5-21).
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 hanged
while referring to the capstan belt hanging
method in Fig. 5-21.
Capstan
belt B
Capstan
belt A
Fig. 5-21
26 (No.10036)
Head amplifier &
mechanism control board
Flexible Flexible
board board
Fig. 5-19
Capstan motor
assembly
Fig. 5-20
Capstan motor
Capstan bee { ~ | Capstan
belt A i | belt B
Motor pulley
Fig. 5-22