A
1
2
3
4
5
6
7
8
9
10
B
C
D
E
F
H
I
J
K
L
M
N
RX-SL100/RX-SL100RDS
SCHEMATIC DIAGRAM (POWER 3/3)
65
★
All voltages are measured with a 10M
Ω
/V DC electronic volt meter.
★
Components having special characteristics are marked
s
and must be
replaced with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
★ 電圧は、内部抵抗10MΩの電圧計で測定したものです。
★
s
印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、パーツ
リストに記載されている部品を使用してください。
★ 本回路図は標準回路図です。改良のため予告なく変更することがございます。
IC261: TC74HC4051AFEL
Analog Multiplexer/Demultiplexer
16
VCC
6
INHIBIT
11
3
9
A
C
B
8
GND
7
VEE
13
0
14
1
15
2
12
3
1
4
5
5
LEVEL
CONVERTER
10
BINARY TO 1-OF-8
DECODER WITH INHIBIT
SW
SW
SW
SW
SW
SW
2
6
4
7
SW
SW
COM
INPUT STATES
INHIBIT
0
0
0
0
0
0
0
0
1
"ON" CHANNEL
0
1
2
3
4
5
6
7
NONE
C
0
0
0
0
1
1
1
1
X
B
0
0
1
1
0
0
1
1
X
A
0
1
0
1
0
1
0
1
X
15
VOUT1
13
VOUT2
11
VOUT3
10
MUTE3
9
-VCC2
12
MUTE2
16
+VCC
14
GND
2
NFB1
4
VIN2+
6
-VCC1
7
VIN3+
8
NFB3
5
NFB2
1
VIN1+
3
MUTE1
DR
6dB
DR
6dB
DR
6dB
IC281: LA7108M
Video Amp
8
7
6
5
1
2
3
4
BUFFER
IC282: NJM2233BM
Video Switch
BIAS
15k
GND
V
OUT
V+
N.C.
V
IN
1
SW1
V
IN
2
N.C.
15k
1
2
3
4
24
5
23
6
22
7
21
8
20
9
19
18
17
16
15
10
14
11
13
12
LOGIC
IC301: BD3842FS-E2
Function Switch
MUTE
6dB Amp.
75ohm Driver
Logic
1
2
3
4
5
6
7
8
IN1
CTLA
CTLB
IN2
GND
IN3
Vcc
Vout
IC303~304: BA7613N
Video Signal Selector
x: NOT USED
O: USED / APPLICABLE
P
age 60
to INPUT (1)
C1
P
age 60
to INPUT (1)
B1
Page 59
to DIGITAL
J1
P
age 60
to INPUT (1)
A3
P
age 60
to INPUT (1)
A4
P
age 60
to INPUT (1)
A7
P
age 60
to INPUT (1)
A6
0
0
0
0
10.8
10.8
10.7
0
0
0
0
0
0.7
10.8
5.1
5.1
0.8
0.8
1.1
1.0
0.2
0.2
0.2
0.2
4.5
5.2
0
0
0
0
6.4
6.3
10.8
5.1
5.7
0
0
0
0
0
0
0
0.6
0
0.6
0
2.0
0
2.0
0
2.0
5.0
0.7
0
2.0
4.9
2.0
0
5.0
0.6
w
w
w
.
x
i a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
