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46
1
1A
14 VAC
2
1Y
13 6A
3
2A
12 6Y
4
2Y
11 5A
5
3A
10 5Y
6
3Y
9
4A
7
GND
8
4Y
AC3 BOARD
U114: 74HCU04
1
Y
1B
2
Y
0B
3
Y
1C
4
Z
C
5
Z
0C
6
E
7
V
EE
16 V
DD
15 Z
B
14 Z
A
13 Y
1A
12 Y
0A
11 S
A
10 S
B
8
V
SS
9
S
C
E
S
C
S
B
S
A
LEVEL
CONVERTER
Y
0C
Y
1C
Z
C
Y
0B
Y
1B
Z
B
Y
0A
Y
1A
Z
A
AUDIO BOARD
U301: HCF4053BT
A1
B1
Y1
A2
B2
Y2
GND
VCC
B4
A4
Y4
B3
A3
Y3
1
2
3
4
5
6
7
14
13
12
11
10
9
8
AC3 BOARD
U118, U119: 74HC00
Содержание T741
Страница 1: ...NAD T 741 SURROUND SOUND RECEIVER T 741S U R R O U N D SOUND RECEIVER SERVICE MANUAL ...
Страница 9: ...11 ...
Страница 12: ...14 PCB LAYOUT S VIDEO BOARD VIDEO 5 BOARD VOLUME BOARD ...
Страница 13: ...15 VIDEO BOARD TUNER BOARD ...
Страница 14: ...16 SURROUND AMPLIFIER BOARD PRIMARY BOARD SECONDARY BOARD ...
Страница 15: ...17 AUDIO BOARD PSU BOARD ...
Страница 16: ...18 MULTI CHANNEL BOARD COMPONENT SIDE ...
Страница 17: ...19 MULTI CHANNEL BOARD SOLDER SIDE ...
Страница 18: ...20 MAIN BOARD ...
Страница 19: ...22 21 AC3 BOARD COMPONENT SIDE AC3 BOARD SOLDER SIDE ...
Страница 20: ...23 24 KEY BOARD DIGITAL BOARD SPEAKER BOARD LED BOARD POWER SWITCH BOARD ...
Страница 64: ...SERVICE MANUAL NAD 2001 T 741 SURROUND SOUND RECEIVER NAD ELECTRONICS INTERNATIONAL TORONTO ...