Haier HL19D2 Service Manual page 45

13) Audio Amplifier_D
FB612
D12V
33 OHM
FB613
P24V
NC/33 OHM
FB613 for 26"
FB612 for 19",22"
D12V
D601
1 2
RB160M-60TE25
+ C664
47uF/25V
+5VSB D12V VCC5D
R653 R654 R655
NC NC 680R 1/10W
C665
R658
1K 1/10W 5%
0.1uF 50V
VCC3_3
R627 R628
NC/47K 1/10W NC/47K 1/10W
GAIN0
GAIN1
R629 R630
0R05 1/10W 0R05 1/10W
VCC3_3
R610
10K 1/10W
AMPP R626
10K 1/10W
8 AUD_AMP_MUTE
PD_MUTE
R646
AMP_LIN
12 AMP_LIN
30K 1/10W 5%
R612
10K 1/10W
AMP_RIN
12 AMP_RIN
POP
NOISE
R652
10K 1/10W
D603
R656
PD_MUTE
51K 1/10W 5%
LL4148
U602
R657
AS431AN-E1
30K 1/10W 5%
Gain
select VCC3_3
R640
NC/10K OHM 1/10W
GAIN0 GAIN1 GAIN ( dB )
0 0 20
1 0 26
0 1 32
8 AUD_SHDN
1 1 36
R690
10K 1/10W
AMPP
Q607
MMBT3906
R633
R634
10K 1/10W 10K 1/10W U601
SHUTDOWN TPA3113D2
Q604
2SC2412KR
R631 R632
R639
1
SDZ
100K 1/10W 0R05 1/10W
1M 1/10W
2
FAULTZ
FAULT
3
LINP
C637 0.1uF 50V
R624
R691
4
LINN
NC/10K 1/10W C638 0.1uF 50V
30K 1/10W 5%
GAIN0
5
GAIN0
GAIN1 6
GAIN1
R635 10R 1/10W 5% 7
AMPP
AVCC
C651
10uF 25V
8
AGND
C653
1uF 16V
9
GVDD
R613
10K 1/10W
C658 1uF 16V 10
PLIMIT
R692
R642 0R05 1/10W
11
RINN
C640 0.1uF 50V
30K 1/10W 5%
R650 12
RINP
C688 0.1uF 50V
30K 1/10W 5%
R625
13
NC
NC/10K 1/10W
14
PBTL
AMP change
TPA3113D2
+5VSB
R641
10K 1/10W
D602
R644
PD_MUTE
PD_MUTE 14
NC/10K OHM 1/10W
LL4148
C663
R648
Q601
NC
MMBT3904
10K 1/10W
C684
1uF 16V
45
29
Thermal Pad
AMPP
28
PVCCL
C691 C690 +
27 1nF 50V 0.1uF 16V C692
PVCCL
220uF 16V
26 C641 220N 25V 1 2
BSPL
FB614 NC/80 OHM
73T M58901 T
25 AMP_L+ L601 LOUT+
OUTPL
33uH
C644 C645
R637 C643 220pF 50V
10R 1/10W 5% 1uF 25V 1nF 50V
24
PGND
R638 C646 220pF 50V C647 C682
23 10R 1/10W 5% 1uF 25V 1nF 50V
OUTNL
L602 LOUT-
33uH
22 C683 220N 25V 1 2
BSNL
FB615 NC/80 OHM
21 C652 220N 25V 1 2
BSNR
FB616 NC/80 OHM
20
OUTNR
AMP_R- L603 ROUT-
33uH
R636 C655 220pF 50V C656
C657
10R 1/10W 5%
19 1uF 25V 1nF 50V
PGND
R611 C659 220pF 50V
10R 1/10W 5% C660 C661
1nF 50V
18 1uF 25V
OUTPR
AMP_R+ ROUT+
L604
33uH
17 C689 220N 25V 1 2
BSPR
FB617 NC/80 OHM
16
PVCC
AMPP
15
PVCC
C687 C686
1nF 50V 0.1uF 16V
CN604
LOUT+ 4
LOUT- 3
ROUT+ 2
ROUT- 1
CONN