Philips HTS5530/12/55/78/94 Service Manual page 45

7-7
A
Amplifier Board Circuit Diagram: STA516B_2
CH6B
CH6A
D702 D702 LL4148 LL4148 R715 R715
amp-det
1
+ +
R741 R741 0 0
EAPO
FB713 FB713 FB75 FB75
+3.3V
+ +
CE706 CE706
100uF/16V 100uF/16V
XS703 XS703
6PIN/2.5MM/60MM 6PIN/2.5MM/60MM
TP20 TP20
6
6
5 TP21 TP21
5
TP22 TP22
4
4
3 TP23 TP23
3
TP24 TP24
2 +39V
2
1 TP25 TP25
1
CH3B
CH3A
CH4B
CH4A
2
D703 D703
R737 R737 0 0
amp-det
LL4148 LL4148
+ +
R738 R738 0 0
EAPO
FB714 FB714 FB75 FB75
+3.3V
+ +
CE708 CE708
C757 C757
100uF/16V 100uF/16V
0.1uF/16V 0.1uF/16V
R788 R788
5.6K 5.6K
Q706 Q706
MMBT8050C MMBT8050C
3
2PIN/2.0mm 2PIN/2.0mm
1
1
FAN D722 D722 LL4148 LL4148
2
2
XP703 XP703
R789 R789 22 22
R763 R763 0 0 R759 R759
power-control
R760 R760 CE731 CE731
+ +
2.7K 2.7K 4.7uF/16V 4.7uF/16V
R761 R761
+12V
10 10
4
R790 R790 0 0 R791 R791
1/2power-control
R797 R797 CE733 CE733
+ +
2.7K 2.7K 4.7uF/16V 4.7uF/16V
A
B
U701 U701
36 1
VCC-Sign SUB-GND
35 2
VCC-Sign OUT2B
C734 C734 C735 C735
0.1uF 0.1uF 0.1uF 0.1uF
34 3
VSS OUT2B
D712 D712
33 4
VSS VCC2B
LL4148 LL4148
32 5
IN2B GND2B
C736 C736
31 6
IN2A GND2A
1uF 1uF
30 7
IN1B VCC2A
0 0 C737 C737
29 8
IN1A OUT2A
0.1uF 0.1uF
28 9
TH-WAR OUT2A
R716 R716 R717 R717
27 10
FAULT OUT1B
10K 10K 10K 10K
26 11
TRI-STATE OUT1B
25 12
PWRDN VCC1B
24 13
CONFIG GND1B
C748 C748
23 14
VL GND1A
1uF 1uF
22 15
VDD VCC1A
C776 C776 C747 C747 C749 C749
21 16
VDD OUT1A
0.1uF/16V 0.1uF/16V 0.1uF 0.1uF 0.1uF 0.1uF
20 17
GND-Reg OUT1A
19 18
GND-CLEAN NC
+39V
IC_36P_STA516B IC_36P_STA516B
+ +
U702 U702
36 1
VCC-Sign SUB-GND
35 2
VCC-Sign OUT2B
C755 C755 C754 C754
0.1uF 0.1uF 0.1uF 0.1uF
34 3
VSS OUT2B
33 4
VSS VCC2B
32 5
IN2B GND2B
C789 C789
31 6
IN2A GND2A
1uF 1uF
30 7
IN1B VCC2A
C760 C760
29 8
IN1A OUT2A
0.1uF 0.1uF
28 9
TH-WAR OUT2A
27 10
FAULT OUT1B
R735 R735 R736 R736
10K 10K 10K 10K
26 11
TRI-STATE OUT1B
25 12
PWRDN VCC1B
24 13
CONFIG GND1B
C759 C759
23 14
VL GND1A
1uF 1uF
22 15
VDD VCC1A
C762 C762
21 16
VDD OUT1A
C758 C758
0.1uF 0.1uF
0.1uF 0.1uF
20 17
GND-Reg OUT1A
19 18
GND-CLEAN NC
+39V
IC_36P_STA516B IC_36P_STA516B
+ +
R787 R787
8.2K 8.2K
R784 R784 10K 10K
Q703 Q703
MMBT8550C MMBT8550C
R785 R785 10K 10K
Q705 Q705 Q704 Q704
MMBT8550C MMBT8550C MMBT8050C MMBT8050C
R786 R786 2.2K 2.2K
CE732 CE732
R783 R783 10K 10K R782 R782 10K 10K R781 R781 100K 100K R780 R780 100K 100K
10uF/16V 10uF/16V
6 R762 R762 10K 10K
5.6K 5.6K
7
5
U705B U705B C780 C780 R756 R756
AM4558 AM4558
4.7K 4.7K
0.1uF/16V 0.1uF/16V
R758 R758 5.6K 5.6K C782 C782 0.1uF/16V 0.1uF/16V
R757 R757 2K 2K
C781 C781
0.1uF/16V 0.1uF/16V
R794 R794 10K 10K
2
5.6K 5.6K 1
3
U705A U705A C799 C799 R795 R795
AM4558 AM4558 20K 20K
0.1uF/16V 0.1uF/16V
R792 R792 5.6K 5.6K C797 0.1uF/16V C797 0.1uF/16V
R793 R793 2K 2K
B
C
L701 L701 22uH 22uH
1 2
C739 C739
R718 R718 D713 D713 0.1uF 0.1uF
20 20 LL4148 LL4148
R720 R720 C740 C740 C764 C764
3.3 3.3 0.1uF 0.1uF 0.22uF 0.22uF
C738 C738
330pF/50V 330pF/50V
C752 C752 C744 C744
C751 C751 1uF/63V 1uF/63V 0.01uF 0.01uF
330pF/50V 330pF/50V
C741 C741 R721 R721 C753 C753
0.1uF 0.1uF 3.3 3.3 0.22uF 0.22uF
R719 R719 D714 D714
20 20 LL4148 LL4148
C742 C742
0.1uF 0.1uF
L702 L702 22uH 22uH
1 2
D715 D715
LL4148 LL4148
L704 22uH L704 22uH
1 2
R728 R728 C746 C746 0.1uF 0.1uF
C766 C766
20 20
C761 0.1uF C761 0.1uF
0.1uF 0.1uF
C765 330pF/50V C765 330pF/50V R724 R724 6.2 6.2
C778 C778 C777 C777
C784 330pF/50V C784 330pF/50V R730 R730 6.2 6.2
0.47uF/63V 0.47uF/63V 0.01uF 0.01uF
C769 0.1uF C769 0.1uF C767 C767
R729 R729
C774 C774 0.1uF 0.1uF 0.1uF 0.1uF
20 20
L705 22uH L705 22uH
1 2
L707 22uH L707 22uH
1 2
R732 R732 C771 C771 0.1uF 0.1uF
C787 C787
20 20
C772 0.1uF C772 0.1uF
0.1uF 0.1uF
C770 330pF/50V C770 330pF/50V R725 R725 6.2 6.2
C788 C788 C790 C790
C785 330pF/50V C785 330pF/50V R731 R731 6.2 6.2
0.47uF/63V 0.47uF/63V 0.01uF 0.01uF
C773 0.1uF C773 0.1uF C791 C791
R733 R733
C786 C786 0.1uF 0.1uF 0.1uF 0.1uF
20 20
L706 22uH L706 22uH
1 2
D706 D706 LL4148 LL4148 CE724 CE724 22uF/50V 22uF/50V
D707 D707 LL4148 LL4148 C792 C792 4.7uF 4.7uF
D708 D708 LL4148 LL4148 C793 C793 4.7uF 4.7uF
D709 D709 LL4148 LL4148 C794 C794 4.7uF 4.7uF
D710 D710 LL4148 LL4148 C795 C795 4.7uF 4.7uF
D711 D711 LL4148 LL4148 C796 C796 4.7uF 4.7uF
R755 R755 R754 R754 + CE730 + CE730
100uF/25V 100uF/25V
150K 150K 68K 68K
C
7-7
D E
TP26 TP26 SUB-
12
12
TP27 TP27 SUB+ 11
11
TP28 TP28 SL-
10
10
TP29 TP29 SL+ 9
9
TP30 TP30 SR-
8
8
TP31 TP31 SR+ 7
7
TP32 TP32 CEN-
6
CEN- 6
TP33 TP33 CEN+ 5
CEN+
5
TP34 TP34 FL-
4
FL- 4
TP35 TP35 FL+ 3
FL+
3
TP36 TP36 FR-
2
FR- 2
TP37 TP37 FR+ 1
FR+
1
JK701 JK701
CON_12P_2GNDS CON_12P_2GNDS
R742 R742 1K/1% 1K/1%
SUB+
R743 R743 1K/1% 1K/1%
SL+
R744 R744 1K/1% 1K/1%
SR+
R745 R745 1K/1% 1K/1%
FR+
R746 R746 1K/1% 1K/1%
FL+
R747 R747 1K/1% 1K/1%
CEN+
D E
1
2
3
4