NAD T753, Service Manual

Page: 8 / 80

8
WIRING DIAGRAM
KEYBOARD
MAIN BOARD
TRIGGER BOARD
POWER SWITCH
BOARD
J8101B
J713A
J714A
J715A
J719A
J720A
J717A
J710A J711A J712A
J707A
J704A
J502B
J709A
J713B
J714B
J203A
J204B
J901B
J753B
VIDEO 6 INPUT BOARD
J758B
J757B
J709B
DSP BOARD
J604B J715B
J1009B J1010B
LED BOARD
PSU BOARD
COMPONENT VIDEO
DIGITAL BOARD
AUDIO BOARD
VIDEO BOARD
SPEAKER A
SPEAKER B
J1009A J1010A
RS232 BOARD
TUNER
PRE-OUT BOARD
MULTI-CHANNEL
J717B
J611A J612A
J6101B
J6101A
J719B
J6104A
J708B J707B
J350A
J414B
J710B J711B J712B
J414A
SECONDARY BOARD
ISC BOARD
J801A
J781A
J782A J582A
J801B
J783A1
J511B
J704B
J3103A
S-VIDEO BOARD
AMP 2 BOARD
(SURROUND AMP.)
AMP 1 BOARD
(FRONT & CENTER)
J612B J502A J503A
M506
J511A
J581A
J781B
J503B
J611B
J801A
J901A
J753A
J754B
J751B
J504A J501A
J757
J756
J761_N
J761_L
J760
J758
J759
J203B
J803A
J3103B
J6102B J6103B
J6102A J6103A
J201
J204A
J6106A
J6105A
J350B
J6106A J6105A
J8101A
J784A
J803B
J504B1 J504B3
J582A1 J582A3 J582A5
J501B1 J501B3 J501B5
J582A1 J582A3 J582A5
J701
J782A1 J782A2 J782A3
P4402
J581B
THERM SENSNORTH
ER
M
S
EN
SN
O
R
TO MAIN BOARD
TO MAIN BOARD
TO MAIN BOARD
TO MAIN BOARD
TO MAIN BOARD
82-0426135-01-XX CABLE ASSY 4 WAYS #26
FROM TRANSFORMER
UL VERSION :
USE J758, J759
CE VERSION :
USE J760
MOUNT ON CHASSIS GND
33
34
35
36
32
37
38
39
31
15
30
29
28
27
26
25
24 23
19
20
17
16
14
13
12
11
10
8
9
21
7
6
5
4
3
2
1
18
22