Hitachi L32A403 Service Manual page 31

D3V3 D3V3
R641 R642
NC 10K 1/10W 5%
R643 NC
AUD_SHDN R646 10K 1/10W 5% Q603
8 AUD_SHDN
MMBT3904
D3V3
R650
NC
R651
AUD_AMP_MUTE
8 AUD_AMP_MUTE
10K 1/10W 5%
R653
NC
C640
AMP_LIN
11,13 AMP_LIN
1uF
C648
AMP_RIN
11,13 AMP_RIN
1uF
R659
NC
For TPA3123 A24V
R665
A24V NC
R667 NC R668
C659
R669 D604
NC
NC NC/LL4148
U603 R673
C660 NC/AS431AN-E1 NC
R674
NC
NC
A24V
R636
100K 1/10W 5%
R644
D603 LL4148 PD_MUTE Q602
MMBT3904
C632 100K 1/10W 5%
R647
NC
NC
A24V
R648
100K 1/10W 5%
C633 A24V
Q604
MMBT3904 1uF
C637 + C634
R654
0.1uF 50V 470UF35V
10K 1/10W 5%
R655 AMP_SD
A_MUTE
560R 1/10W 5% C642 33NF50V
C646 33NF50V
R658 AMP_BY PASS
C650
560R 1/10W 5%
1uF C651 1uF
R660
10K 1/10W 5% C657 +
0.1uF 50V
R662 NC AMP_BY PASS
R666 NC AMP_SD
C658 NC
NC Q605
NC
R670
NC
L32A403
A24V
D601
1 2
RB160M-60TE25
+
P12V +5VSB A24V VCC5D
R632 R637 R638 R639
NC NC NC 680R 1/10W 5%
AMP_SD
C630
R645
1uF
1K 1/10W 5%
P24V A24V
P12V L601 NC/33 OHM
R649 0.5 OHM 2W
L606 NC/33 OHM
A24V
C635 C636
U602 1uF 0.1uF 50V
TPA3121D2PWPR
1 24 L602
PVCCL PGNDL
2 23
SD PGNDL
3 22
PVCCL LOUT
4 21 C641 0.22uF 22uH +-25%
MUTE BSL
5 20
LIN AVCC
6 19
RIN AVCC
7 18 GAIN0
BY PASS GAIN0
8 17 GAIN1
AGND GAIN1
9 16 C649 0.22uF
AGND BSR
10 15 L603
PVCCR ROUT
11 14
VCLAMP PGNDR
12 13
PVCCR PGNDR
22uH +-25%
C656
470UF35V
3mm
O=1.8mm
6.2mm
HEAT SINK
16.2mm
Q90G6119
5
25mm
T P V ( Top Victory
絬 隔 瓜 絪 腹
Key Component 12-Audio Amplifier
Date Thursday , February 12, 2009
31
C629 R634
470UF35V 10K 1/10W 5%
R635
D602 LL4148 PD_MUTE
PD_MUTE
51K 1/10W 5%
R640
U601 20K 1/10W 5%
C631 AS431AN-E1
0.1uF 50V
R652
0 OHM 1/3W
C638
1 2
FB609
C643 C644 1000UF35V NC/600 OHM
R656
NC/1uF 0.22uF R657
2K OHM 1/4W
0 OHM 1/3W
C652
1 2
FB610
C653 C654 1000UF35V NC/600 OHM
R661
NC/1uF 0.22uF
2K OHM 1/4W
A24V
R663 R664
GAIN0 GAIN1 GAIN(dB)
NC/0R05 1/10W 5% 0 0 20
GAIN0 NC/0R05 1/10W 5%
GAIN1 1 0 26
0 1 32
R671 R672
1 1 36
0R05 1/10W 5%
0R05 1/10W 5%
Electronics Co . , Ltd. ) OEM MODEL
TPV MODEL
PCB NAME 715G3269
Sheet 12 of 15
13
CN606
C645 L+ L
4 L-
0.001uF 3
2
1 R+ R
R-
CONN
33G3278 4D
C655 4P S/T 2.5mm
0.001uF
Custom
Size
Rev G
<称爹>
称爹