NAD T747 - Power Part

3-43 3-44
SCHEMATIC DIAGRAM (POWER PART)
mute_power
ST+5.6V
DETECT
DETECT
DAB+8V
GND
GND
STBY_MUTE
TO AMP BOARD
P_DOWN
TO AC INLET FROM TRANS
+12V
DAB+8V
8A,250V
2.5A,250V
-12V
+12V
-12V
CUP12126-2
DETECT
STBY_MUTE
STBY_MUTE
-12V
GND
GND
GND
GND
+12V
+12V
V-6.5V
V+6.5V
V+6.5V
TO INPUT BOARD
XM+7.5V
DSP+7.5V
FROM TRANS FROM TRANS FROM TRANS
TO STBY BOARD
DAB+6.5V
HDMI+6.5V
-12V
CUP12126-3
POWER_ON
GND
R5708
270
C5708
47/50V
C5711
100/16V
D5710
1N5819
54321
CN494
F5701
F5702
1
2
OL570
CJJ7A012Z
D5723
6.8V
R5706
4.7K
R5705
22K
Q5705
C2785Y
Q5703
C107M
C5702
1/50V
C5721
2.2/50V
1
2
3
INOUT
GND
IC576
CVIKIA78DL05PI
C5707
0.1uF
C5706
100/16V
C5703
1000/25V
D5703
1N4003
D5704
1N4003S
D5702
1N4003S
D5701
1N4003
D5713
1SS133
C5713
4700P
3
4
2
1
RY571
D5722
D5721
1N4003
R5723
10K
21
CN572
T5701
CLT5J033YU
12
CN571
54321
CN492
D5707
1
2
OL571
CJJ7A021Z
C5701
4700P
Q5716
C107M
R5715
1K
R5714
4.7K
R5716
22K
C5716
0.15/50V
GND51
HJT1A025
R5707
10 1W
R5315
15K
R5314
15K
R5313
15K
D5305
SB2100
D5304
SB2100
C5301
0.01uF
C5302
0.01uF
C5303
0.15uF
D5306
1N4003S
D5307
1N4003S
R5305
0.15
R5304
0.15
R5405
0.15
R5406
0.15
D5405
SB2100
D5404
SB2100
D5407
1N4003S
D5408
1N4003S
3
21
4
VIN
ON/OFF
GND
VOUT
IC537
GND
IN OUT
2
1
3
IC538
CVIKIA7912PICA
C5502
0.15uF
C5501
0.15uF
C5503
0.15uF
C5504
0.15uF
C5505
10000/16V
C5506
3300/16V
R5505
47K
R5506
47K
C5507
0.1uF
C5307
4700/25V
C5308
2200/25V
C5309
1000/16V
C5310
1000/16V
R5307
47K
R5308
47K
C5311
0.1uF
C5312
0.1uF
R5311
47K
R5312
47K
C5410
2200/25V
R5410
47K
R5409
47K
C5401
0.01uF
C5402
0.01uF
C5403
0.15uF
123
CN550
123456789101112131415
BN561
C5409
10000/16V
C5508
0.1uF
2
4
3
1
D5501
600V/8A(CMY1A138VA)
D5601
HVD2A04H
D5602
HVD2A04H
C5602
0.1uF
R5601
47K
C5601
6800uF/16V
1234567
CN551
JW551
CWE8202120AA
JW551_1
F5502
F5501
R5316
15K
D5310
1N4003
D5311
1N4003
D5312
1N4003
D5313
1N4003
C5509
10000/16V
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
CN562
151413121110987654321
BN562
R5602
47K