Philips HTB3560/12 Service Manual page 40

7-6
Amplifier Board Circuit Diagram for HTB3560/78:STA309A
A
1
D
24 ASDAT0
23 LRCLK
22 ASDAT1
21
ASDAT2
20 BCK
19 GND
18 MCK
17 GND
16 AM_SCL
15 AM_SDA
14
GND
TP44 TP44
13 AM_MUTE
12
RESET
11
2
10
9 TP49 TP49
3.3V
8 TP40 TP40
+12V
7
6 GND
5
TP43 TP43
1/2power-control
4
XP701 XP701 3 TH_WAR
TP50 TP50 TH_WAR
2 PDWN
TP48 TP48
24PIN/0.5mm 24PIN/0.5mm 1
D
D
FB711 FB711
+3.3V
500/800mA 500/800mA
3.3V
FB712 FB712
VD3.3V
500/800mA 500/800mA
C731 C731 + + CE717 CE717
0.1uF/25V/Y5V 0.1uF/25V/Y5V 22uF/16V 22uF/16V
D
3
4
A
B
D705 D705 +12V
Q702 Q702
LL4148 LL4148
PNP_MMBT8550CLT1 PNP_MMBT8550CLT1
R739 R739
R805 R805 47K 47K
+ +
CE723 CE723
47K 47K
100uF/16V 100uF/16V
TP41 TP41
D712 D712
LL4148 LL4148
D
R710 R710
Q701 Q701
AM_MUTE
1K 1K NPN_3DG3904M NPN_3DG3904M
R796 R796
47K 47K
D
TP42 TP42
C713 C713
0.1uF/25V/Y5V 0.1uF/25V/Y5V
RESET R701 R701 33 33
AM_SDA R703 R703 33 33
AM_SCL R702 R702 33 33
D
ASDAT2 R709 R709 33 33
ASDAT1 R708 R708 33 33
ASDAT0 R707 R707 33 33
LRCLK R706 R706 33 33
BCK R705 R705 33 33
C701 C701 C705 C705
15pF/50V/NP0 15pF/50V/NP0 15pF/50V/NP0 15pF/50V/NP0
D
R798 R798
MCK R704 R704 33 33
10K 10K VD3.3V
C706 C706
15pF/50V/NP0 15pF/50V/NP0
R777 R777
D
10K 10K
B
C
VD3.3V
C716 C716
0.1uF/25V/Y5V 0.1uF/25V/Y5V
C714 C714
VD3.3V
0.1uF/25V/Y5V 0.1uF/25V/Y5V C715 C715
EAPD
0.1uF/25V/Y5V 0.1uF/25V/Y5V
PDWN R711 R711 33 33 R715 R715
R767 R767
1K 1K
U703 U703
R721 R721
R712 R712
10K 10K
1 48
MOV OUT2A
2 47
GND OUT2B
3 46 R722 R722
VDD3.3 NC
4 45 R723 R723
GND GND
5 44 R724 R724
NC VDD
6 43
SDI_78 OUT3A
7 42
SDI_56 OUT3B
8 STA309A STA309A 41
SDI_34 OUT4A
9 40
SDI_12 OUT4B
10 39
LRCK1 OUT5A
11 38
BICK1 OUT5B
12 37
VDD3.3 NC
13 36
GND GND
14 35
NC VDD3.3V
15 34
R725 R725 33 33
RESET OUT6A
16 33 R726 R726 33 33
PLLB OUT6B
C710 C710 C712 C712
D
R713 R713
10K 10K
C724 C724
0.1uF/25V/Y5V 0.1uF/25V/Y5V
D
VD3.3V
R714 R714 FB715 FB715
3.3K 3.3K 500/800mA 500/800mA
C727 C727 + + CE704 CE704
C726 C726
22uF/16V 22uF/16V
C728 C728 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V 0.1uF/25V/Y5V
C730 C730
C729 C729
1200pF/50V/X7R 1200pF/50V/X7R
R799 R799
0/1% 0/1%
D
C
7-6
D E
33 33
CH1A
VD3.3V
33 33 C717 C717
CH2A
0.1uF/25V/Y5V 0.1uF/25V/Y5V
33 33
CH3A
33 33
D
CH4A C733 C733 C732 C732
33 33
CH5A
VD3.3V
C721 C721 C720 C720 C719 C719
+ +
CE721 CE721 C718 C718
22uF/16V 22uF/16V 0.1uF/25V/Y5V 0.1uF/25V/Y5V
CH6A
CH6B
D
C723 C723
C725 C725
47pF/50V/NP0 47pF/50V/NP0
47pF/50V/NP0 47pF/50V/NP0
D D
D E
1
2
3
4