VSX-74TXVi
28
1
2
3
4
1
2
3
4
C
D
F
A
B
E
3.2 OVERALL WIRING CONNECTION DIAGRAM
CN4307
4
4
CN201
CN101
24
CN2401
7
7
CN2402
CN4315
26
26
CN301
CN351
CN1002
CN4311
CN1001
24
DSP ASSY
(AWX8599)
CN4310
CN2409
CN4314
CN2403
13
13
HDMI&DVC ASSY
(AWQ7024)
11/115
J54
ADD7519-
TUNER
MODULE
CN1
11
CN4316
CN2702
17
CN2201
17
S-VIDEO ASSY
(AWX8622)
15
CN4317
15
6
CN4318
COMPOSITE V ASSY
(AWX8620)
CN6301
CN2001
6
17/90
J47
CN5441
16
ADD7513-
CN2502
CN2202
11
CN5443
CN5442
11
13
BRIDGE2 ASSY
(AWX8668)
CN2002
13
23
CN6302
23
CN5451
AXX7172-
13
CN4319
13
CN6202
V-AUDIO ASSY
(AWX8637)
AUDIO &MULTI CH IN ASSY
(AWX8674)
CN5455
CN6204
23
23
CN352
CN4306
CN304
CN302
CN101
CN4324
7
CN2505
7
CN4323
8
8
CN306
DIGITAL MOTHER ASSY
(VSX-74TXVi:AWP7037)
(VSX-72TXV:AWP7041)
CN303
CN4305
CN104
16
*
*1.00mm
*
22/55
J52
CN401
ADD7517-
1394 ASSY
(VSX-74TXVi:AWK7882)
CN4313
20
CN2503
COMPONENT & VOL ASSY (VSX-74TXVi:AWQ7028) (VSX-72TXV:AWQ7030)
CN4312
CN2506
20
CN992
CN305
CN4304
*
*
CN402
*1.00mm
J53
10/65
ADD7518-
CN4325
CN2501
14
14
11
11
CN4303
CN991
20
CN105
(FOR FLASH u-COM)
BRIDGE1 ASSY
(AWX8667)
CN5432
23
23
CN5431
CN2504
23
23
CN106
CN4302
CN102
CN202
11
11
ADX7494-
3
Y18
ADX7493-
ADX7492-
WHT
BLK
D20PDD0420E
J4308
11
PF11PG-R05
4302
J4
4/200
J4309
CN101
CN103
CN4301
Y16
Y17
4301
CN6106
11
CN6105
J41
15/285
ADD7507-
LOCAL SUPPLY ASSY
(AWX8671)
12
6102
D20PDY0415E
CN6103
CN6101
6
J2
4/150
D20PDY0620E
(B12B-PH-K-S)
FRONT-IN ASSY
(AWX8638)
CN3451
CN4272
3
CN4271
4
DC/DC ASSY
(AWX8650)
CN2603
17/55
J46
ADD7512-
19/55
J45
CN5453
19
CN5452
17
BRIDGE3 ASSY
(AWX8669)
CN2602
ADD7511-
ADD7514-
17
17
23
CN5454
23
CN6203
26/190
J48
YEL
Y1(C)
CN2601
ADD7510-
J44
19/130
CN5602
19
POWER AMP
CN5603
CN5606
7
IN ASSY
(AWX8662)
PF08PG-R05
INTERFACE ASSY
(AWX8651)
8
CN5301
13
ORG
Y4(SBR)
BRW
13
Y2(R)
7
CN5303
8
WHT
Y4(RS)
Y6
POWER AMP-R ASSY
(AWX8656)
POWER AMP-L ASSY
(AWX8654)
CN5601
CN5605
7
5604
7
CN5003
CN5001
13
13
Y5
PF05PG-R20
J6104
5
CN5302
11
ADD7509-
5
CN5702
CN5704
POWER PROTECT ASSY
(AWX8658)
11
6/200
J3
CN5703
19
19/275
J43
11
CN5002
CN5701
11
17
CN5705
23/265
J42
ADD7508-
Therefore, when replacing,
of identical designation.
be sure to use parts
The
the importance of the
safety factor of the part.
component parts indicates
mark found on some
VOLUME ASSY
(AWX8641)
D15A06-150-2651
3571
*
23
3202
CN3201
*1.5mm
*
3204
J9
6/150
DISPLAY ASSY
(VSX-74TXVi:AWX8635)
(VSX-72TXV:AWX8636)
C
T
S
N
R
O
Q
P
K
H
A
B
I
J
F
E
L
M
AF
AC
AB
AG
M
1/2,
M
2/2
AG
1/2,
AG
2/2
AF
1/2,
AF
2/2
K
1/4-
K
4/4
L
1/8-
L
8/8