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BLOCK DIAGRAMS
3-1. OVERALL BLOCK DIAGRAM
MA-325 BOARD
(SEE PAGE 4-5~4-28)
VIDEO
HEAD
IC501
SP CH1
REC RF, PB RF, CROT
COMP SYNC
SP CH2
VIDEO
RF ENV, RF SWP
REC/PB
AMP
EP CH1
SCK, SO
EP CH2
IC340
Hi-Fi
AUDIO HEAD
AF RECP, AF RFC, FULL ERASE
CH1
AUDIO
AF SWP
REC/PB
AMP
AFM REC, PB AFM
CH2
IC201
(1/2)
MONO
NA HEAD PB
AUDIO HEAD
IC071
NA REC
SWITCH
AUDIO
T081
PROCESSOR
(MONO)
BIAS VCC
AUDIO
BIAS
ERASE HEAD
OSC
T091
BIAS
FULL
OSC
ERASE HEAD
LINE 1 IN
CNJ901
L1 IN V
VIDEO
L1 IN L
L1 IN L
AUDIO L
BUFFER
L1 IN R
L1 IN R
AUDIO R
IC901
IO-64 BOARD
(SEE PAGE 4-32)
LINE 2 IN
CNJ480
L2 IN V
VIDEO
L2 IN L
AUDIO L
L2 IN R
AUDIO R
PS-414 BOARD
AC
(SEE PAGE 4-39)
110~240V
35V
13V
Q600
SWITCH
Q601
SWITCH
IC600
12V
POWER
REC
BLOCK
Q603
SR-718
SWITCH
Q602
6V
SWITCH
–13V
GND
05
SECTION 3
IC201
(2/2)
IC401
VIDEO OUT
OSD V
OSD
CGV, HDET,
IC202
CG CS
CCD
SCK, SI
Y/C
TV VIDEO
PROCESSOR
QVD
IIC CLK, IIC DATA
IC360
NORMAL AU
NA HF OUT
AUDIO
PROCESSOR
A MUTE
(Hi-Fi)
LINE OUT L, LINE OUT R
FULL ERASE
MOD A
TUNER L
TUNER R
ED9
UN30V
UN13V
MTR12V
SW-307 BOARD
(SEE PAGE 4-35)
POWER CONT
SW12V
SW5V
D6V
CLIK
SHUTTLE
–13V
–F
DM-77 BOARD
+F
(SEE PAGE 4-32)
GND
3-1
LINE-1 OUT
Q901
CNJ901
VIDEO
BUFFER
AUDIO L
Q401
AUDIO R
BUFFER
RJ-79 BOARD
LINE-2 OUT
(SEE PAGE 4-25)
TU701
LINE OUT L
AUDIO L
VHF/UHF
LINE OUT R
IN
AUDIO R
OUT
CNJ953
MOD V
MUTE
Q751-Q753
FR-137 BOARD
IC301
(SEE PAGE 4-35)
TA MUTE
HDET, CGV, CG CS
SCK, SI, SO
ED8
A/D2
FUNCTION
SWITCH
FUNCTION
POWER
SWITCH
Q400
POWER CONT
LED
DRIVER
POWER
Q300
TIMER/TUNER/
LED
MODE
IC400
DRIVER
CONTROL
REMOTE
SIRCS IN
CONTROL
RECEIVER
IC304
REMOTE
CONTROL
RECEIVER
A/D6, 7
OPERATING
SWITCH BLOCK
FUNCTION
SWITCH
JOG
LED
LED CS
DRIVER
A/D0, 1
FUNCTION
SWITCH
DMS1, 2
S701
IC161
RF UNIT
D FG
D PG
TV/VTR
DRM DA
SDA0,SCL0
TUNER/MODURATOR
PLL DATA,
PLL CLK,
PL ENABLE,
CAP FG
AFT, SAP,
FMONO
CAP DA
CAP STOP
CAP RVS, CAP TRQ PWM
QVD
IIC CLK, IIC DATA
COMP SYNC
RF ENV, RF SWP
SCK, SO
CAM
AF RECP, AF RFC, FULL ERASE
AF SWP
A MUTE
MODE1-4
T/S LED
T SENS
SERVO/SYSTEM
CONTROL
IC 1
L OUT, R OUT
KOREAN
STEREO
S SENS
NK-11 BOARD
(SEE PAGE 4-29)
T REEL FG
SDA0, SCL0
S REEL FG
IC303
WC
EEP
ROM
REC PRE
PLL DATA, PLL CLK,
PLL ENABLE,AFT
ASURA CS, ASURA RESET
POWER
IC302
FAIL
RESET PULS
RESET
GENERATOR
BZ201
BUZZER
PB CTL, REC CTL
ND320
CTL RESET
G1-G3
FLUORESCENT
INDICATOR
SEG1-6
CTL HYS HIGH
TUBE
3-2
SLV-ED8/ED9
M901
DRUM MOTOR
DRUM FG
DRUM PG
IC101
(1/2)
D VS
M
AMP
M902
CAPSTAN MOTOR
CAP FG
IC101
(2/2)
CAP VS
M
AMP
M903
IC130
CAM MOTOR
CAM MOTOR
M
DRIVER
S100
ROTARY
SWITCH
Q111
LED
DRIVER
D102
Q101
T SENS
Q101
S SENS
PH100
T REEL
SENS
PH101
S REEL
SENS
S101
REC PRE
IC001, IC021
CTL HEAD
CTL AMP
Q001
GAIN
SWITCH
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