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TUNER MAIN C.B.A.
UHF/VHF TUNER/TV
DEMODULATOR UNIT 1
Q7001
P7101
VIDEO
25
BUFFER
RF
RF OUT
UHF/VHF TUNER/TV
DEMODULATOR UNIT 2
RF IN
Q7101
P7101
VIDEO
25
BUFFER
NOT USED
NOT USED
J9501
J9502
P7101
VIDEO IN 1
Q9501
BUFFER
Q9503
Q9504
+
CLAMP
BUFFER
Q9502
BUFFER
S-VIDEO
P7101
IN 1
Y
C
P7101
OPERATION C.B.A.
J4701
J4711
P4701
VIDEO IN 2
2
Q4710
BUFFER
Q4712
Q4713
+
CLAMP
BUFFER
Q4711
BUFFER
NOT USED
S-VIDEO
P4701
IN 2
Y
P4701
C
NOT USED
MAIN C.B.A.
P4007
3
3
IC3201
V1
0.4 Vp-p
V1
2 Vp-p
CCD 1H
DELAY
0.2 V
10 µs
5
1 V
20 ms
IC3001
(VIDEO PROCESS)
29
P4007
1
1
TUNER
20
REC
P4007
LINE1
18
REC/PB LUMINANCE
10
10
LINE2
16
SIGNAL PROCESS
PB
REC
REC/PB CHROMINANCE
SIGNAL PROCESS
PB
REC PB
P4007
Y/C MIX
16
16
ART V/H MIX
P4007
18
18
13
25
10
A
1
(FROM IC6001(24))
V-LOCK PULSE
CCD 1H
DELAY
Q3001
BUFFER
IC3201
TP3001
V1
4.3 Vp-p
P4005
NOT USED
2 V
5 ms
1
1
IC3101 (SW)
V1
1 Vp-p
PB
1
PARENT
3
20 ms
0.5 V
P4005
3
3
P4005
5
5
REC VIDEO SIGNAL
PB VIDEO SIGNAL
V1
0.5 Vp-p
0.2 V
20 µs
V1
0.2 Vp-p
(FROM IC6001(98))
ROTARY SW
(TO IC6001(89))
ENVELOPE VOLTAGE
4
0.1 V
5 ms
27
49
40
V1
0.2 Vp-p
AT ENVELOPE
DETECT
REC
PB
46
0.1 V
5 ms
REC
PB-Y
TP3002
PB
45
REC-Y
Y/C
41
MIX
REC
Q3002
AMP
REC-C
PB
PB-C
34
V1
0.4 Vp-p
I C
2
CONTROL
0.2 V
5 ms
12
82
81
3
7
8
B
(TO/FROM IC6001(17))
X3001
8
OSC
I C SERIAL DATA
2
(3.58MHz)
(FROM IC6001(18))
I C SERIAL CLOCK
2
IC3202 (CNR)
CHROMA NOISE
19
5
REDUCTION
J3071
Q3071
10
Q3601
BUFFER
Q3602
(TO IC3301 (15))
NOT USED
BUFFER
7
VIDEO
Q3101
2
(FROM IC3301 (11))
DIFFERENCE CH(H)
J3102
HEAD AMP C.B.A.
V1
3.1 Vp-p
1 V
5 ms
IC3501 (HEAD AMP)
TP3501
SP
18
16
LP/SLP
4
C
REC
L
P3001
P3501
30
1
1
R
PB
6
SP
13
LP/
L
SLP
R
11
31
32
1
(FROM IC6001(23))
HEAD SW PULSE
(FROM IC6001(99))
HEAD AMP SW
(FROM IC6001(57))
PB(L)
V1 0.27 Vp-p
V1 0.27 Vp-p
V1
A
B
C
0.1 V
20 µs
0.1 V
20 µs
0.1 V
Q3603
Q3604
(TO IC7251(5))
CLAMP
BUFFER
+
SUB VV VIDEO
(TO IC7231(3))
MAIN VV CHROMINANCE
(FROM IC7221(7))
MAIN LUMINANCE/VIDEO
(TO IC7211(5))
VIDEO
(TO IC7211(1)/IC7251(1))
TO/FROM VIDEO
TUNER1 VIDEO
SELECTOR
(TO IC7241(1))
BLOCK DIAGRAM
LINE1 VIDEO
(TO IC7241(3))
LINE2 VIDEO
(TO IC7211(3)/IC7251(3))
TUNER2 VIDEO
(TO IC7201(1))
COMPONENT-Y1
(TO IC7231(1))
COMPONENT-C1
(TO IC7201(3))
COMPONENT-Y2
(TO IC7231(1))
COMPONENT-C2
P3503
6
VIDEO SP
L HEAD
P3503
5
VIDEO SP
P3503
R HEAD
4
P3503
VIDEO
1
LP/SLP
P3503
L HEAD
2
VIDEO
LP/SLP
P3503
R HEAD
3
0.2 Vp-p
5 ms
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