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2-3.
PRINTED
CIRCUIT
BOARDS
Circuit
information
is provided
below.
SYSTEM
CIRCUIT
BOARD
CIRCUIT
FUNCTION
RP-30
RF
REC/PB
/rotary
erase
MD-44
Y/C
modulator
VIDEO
DM-54
Y/C
demodulator
SW-170
Video level MANU/AUTO
select
VR-48
Video
level
control
MT-28
Video
level
meter
AU-83
CH-1
REC/PB
/DOLBY
processor
DUS-71
Variable
coil
AU-84
CH-2
REC/PB
DUS-71
Variable
coil
HN-77
Junction
board
AU-85
DOLBY
auto detector, bias oscillator
SW-171
DOLBY
ON/OFF
switch
AUDIO
AU-87
Mic/output/monitor
amplifier
VR-48
REC/PB
level control
MT-28
Audio
level
meter
VR-49
Headphones
level
control
HP-28
Headphones
DUS-92
Audio
head
DUS-147
Junction
board
for audio head
BC-11
Full
erase
oscillator
SW-170
Audio monitor select
SV-88
Drum/capstan/reel
servo
SE-48
Reel
rotation
detector
DR-53
Motor
driver
for
reel/capstan/drum
DR-59
Motor driver for reel
SERVO
PTC-28
S-tension
CDS
LE-53
S-tension
LED
PTC-29
T-tension
CDS
LE-54
T-tension
LED
DUS-177
T-reel
motor
DUS-178
S-reel
motor
VR-48
Tracking
control
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