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F
G
VIDEO AMP
VIDEO AMP
IC14
IC18
C66
330u6.3
2.52V
5
4
2.3V
2.17V
5
4
2.2V
8
+
2.52V
6
3
2.3V
2.17V
6
3
2.2V
4.99V
7
2
0V
4.99V
7
2
0V
2.34V
8
1
2.23V
8
1
VIDEO SIGNAL
SWITCHER
1.99V
1.42V
IC13
IC17
L
H
RGB
SW
H
L
H
L
D16
78
D23
D21
D24
D22
C61
0.22
6
D25
ISOLATION
AMP
5.4V
IC6
C27
10u16
0.33V
5
4
GND
SVRR
+
4.66V
6
3
5.05V
R2
OUTR
INR+
4.64V
7
2
5.23V
L2
OUTL
IN+
8.8V
8
1
5.05V
VCC
INL+
D10
D11
D12
SWITCH
R83
9V
47K
22K
69
22K
R238
C254
Q15
4.7K
0.1
0.01V
R92
IC12
47K
4.39V
22K
70
R239
C255
22K
4.7K
0.1
0V
SPR
Q18
SWITCH
79
IC12
MULTIPLEXER
•DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to
variations between individual instruments or/and units.
H
I
BUFFER
R408
1K
R419
Q405
220
0V
W404
0V
2.18V
0V
C99
0.22
R
X9
R412
R416
2.2K
330
500KHz
R415
2.7K
C92 0.22
G
2.11V
B
IC402
Q404
SYNCHRO
SEPARATOR
BUFFER
R426
R414
C411
10K
560
1
ISOLATION
AMP
5.4V
IC11
C46
10u16
0V
5
4
GND
SVRR
+
4.63V
6
3
5.05V
R1
OUTR
INR+
4.67V
7
2
5.23V
L1
OUTL
IN+
8.8V
8
1
5.05V
VCC
INL+
D17
D19
D20
8.77V
SWITCH
R66
C31
SWITCH
47K
R65 470
10u16
+
Q11
22K
0.01V
2.2K
67
22K
Q13
IC8
C21
R72
SWITCH
10u16
47K
AUDIO
4.38V
+
SW
Q9
SWITCH
2.2K
R45
22K
470
68
0V
22K
SWITCH
Q14
R249
Q12
22K
IC8
MULTIPLEXER
J
K
R445 2.2K
R446 2.2K
R447 2.2K
R450
0.33V
1K
IC22
CHROMA
PROSSESOR
2.2V
1.4V
2.44V
0V
2.36V
2.3V
D TYPE
FLIP FLOP
R433
15K
IC400
R453
R435
2.2K
33K
0V
1
R455
CK
2.2K
2
D
3
Q
0V
4
GND
C442
100P
R439
47K
IC401
VIDEO
SIGNAL
DELAY
5V
R50
100
LO
C123 0.1
C126 0.1
R44
100
RO
D40
L
M
X35-
J50
2/2
A
J1
VIDEO OUT
LO
Lch OUT
Rch OUT
RO
J2
8
VIDEO IN2
5.0V
L2
Lch IN2
G2
5.0V
8
VCC
Rch IN2
R2
7
5.0V
PR
6
0.73V
CLR
5
0.3V
Q
J3
VIDEO IN1
6
Lch IN1
L1
Q408
G1
INVERTER
R1
Rch IN1
IC1
: TA78DS05F
IC3
: UPD784214GC077
IC4
: PST9130NR
IC6,9,11
: TDA8579T-T
IC8,12
: TC4052BF
IC13
: BA7649F
IC14,18
: NJM2267V
IC17
: MM1234XFBE
IC19
:
MM1228XFBE
IC22
: UPC1830GT
IC24
:
TC7SH04F
IC400
:
TC7W74F
IC401
: TDA4665T
IC402
:
MM1108XFFE
Q1
: DTC114YUA
Q2
: 2SB1443
Q4
: 2SD2396F40
Q5,40
: 2SD1760
Q6
: DTA124EUA
Q7,408
: 2SC4081
Q8,13-15,18
: DTC124EUA
Q9,11
: DTC323TU
Q12,404,405
: 2SA1576A
D1
: AM01Z
8
D3,9
: DAN202U
D5,36
: MA3056-M
6
D6
: MA3091-M
H
D8
: RD6.8M(B2)
D10-17,19-25,27,28
IC19
: DA204U
D18
: MA3056WA
VIDEO
L
D37,38
: D1F60
SIGNAL
L
H
D40
:
DAP202U
SWICHER
SIGNAL LINE
B LINE
D27
D28
LZ-800W (1/2)
N
O
2SB1443
DTB123YK
2SC2412K
DTC114YUA
2SD4116
2SA1576A
B
E
E
C
C
B
DTC323TU
2SC2411K
2SB1124
2SC4081
C
E
E
C
B
B
TA78L08F
RD6.8M
A
N
C
I
G
O
DAP202U
DAN202U
MA716
DA204U
A1
1
2
2
A2
3
3
K
1
NJM2107F
OUT
V
-IN
GND
+IN
NJM4580E
TC74HC123AF
5
8
14
8
7
4
1
1
BR24C01AF-W
TC4052BF
5
9
8
4
1
8
16
1
PST9130NR
TC7SH08FU
3
1
2
2
1
3
5
5
4
4
UPC1830GT
22
42
21
1
LZ-800W
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