Ssb: Audio (B07) - Philips 32PFL7332/93 Service Manual

Lc7.1a chassis
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Circuit Diagrams and PWB Layouts
SSB: Audio
1
2
3
AUDIO
B07
A
B
C
*
3A03
3A04
3A06
3A07
3A08
3A11
*
FA05
AUDIO_LS_L
3A03
D
3A06
* *
FA06
3A07
*
FA09
AUDIO_LS_R
3A11
FA12
ENGAGE
E
STANDBYn
F
G
H
3139 123 6263.1
1
2
3
LC7.1A LA
7.
4
5
+AUDIO_POWER
+AUDIO_POWER
VDDA
VDD
LCD
PDP
10K
6K8
12K
22K
10K
6K8
10K
6K8
12K
22K
10K
6K8
7A01
GNDSND
GNDSND
IA01
IA02
TDA8932T
2A11
1u0
Φ
VDDA
*
VDDP
3A04
2A12
2
CLASS D
IN1P
OUT1
220p
-2V8
IA05
POWER
IA06
2A15
1u0
3
IN1N
OUT2
AMPLIFIER
2A16
1u0
IA09
-2V8
*
15
IA10
IN2P
DIAG
3A08
2A19
-2V8
220p
14
IA11
IA12
IN2N
HVP1
2A20
1u0
-2V8
100n
IA13
12
2A22
INREF
HVP2
2A24
100n
-2V8
3A13
39K
IA15
10
VSSA
OSCREF
BOOT1
-7V6
31
NC
OSCIO
BOOT2
GNDSND
11
HVPREF
STAB1
-8V2
IA19
2A29
100n
18
VSSA
DREF
STAB2
IA33
4V7
3A26
22K
5
ENGAGE
3V2
3A19
IA21
6
POWERUP
-2V6
10K
IA22
13
TEST
EMC
VSSP
VSSD|HW
2A32
CGND VSSA
1n0
GNDSND
GNDSND
GNDSND
GNDSND
4
5
59
6
7
8
5A07
IA40
RES
4A01
+AUDIO_POWER_+12V_DISP
60R
RES
4A02
IA41
3A02
GNDSND
IA24
3A01
10R
11V9
VDDA
2A01
100n
FA02
5A06
-AUDIO_POWER
GNDSND
IA26
5A05
30R
12V2
VDD
FA01
2A04
220u 25V
GNDSND
5A03
IA23
22u
2A13
220n
3A09
10R
2A14
2A17
470n
1n0
IA35
IA03
2A21
27
1n0
22
IA07
EMC
2A18
IA36
GNDSND
4
2V6
FA04
1n0
2A35
30
NC
GNDSND
1n0
2A45
1n0
19
3A12
1M0
2A28
2A23
NC
470n
1n0
IA14
28
8V9
2A25
15n
GNDSND
5A04
IA20
22u
2A26
IA16
21
3V9
2A27
15n
220n
1M0
3A17
25
3A15
10R
IA18
-1V3
24
IA38
2A30
2A31
100n
1n0
VSS
IA39
2A36
VSSA
1n0
VSS
GNDSND
GNDSND
6
7
8
9
10
11
IA25
10R
-12V2
VSSA
2A02
100n
GNDSND
IA27
30R
+12V2
VSS
2A08
220u
25V
GNDSND
IA34
2A37
IA04
3A05
22R
220n
GNDSND
TO SPEAKERS
1735
B4B-PH-K
FA07
FA08
FA10
FA11
VDD
IA37
2A38
IA17
3A14
7A05
220n
22R
BC857BW
GNDSND
IA30
DC_PROT
FA32
7A06
IA31
BC847BW
IA29
3A27
220K
GNDSND
3A28
7A07
BC847BW
GNDSND
220K
DC-DETECTION
GNDSND
9
10
11
12
1735 D12
IA21 E4
2A01 B7
IA22 F5
2A02 B9
IA23 C7
B07
2A04 B7
IA24 B7
2A08 B9
IA25 B9
2A09 D5
IA26 B7
2A10 D6
IA27 B9
2A11 D3
IA29 F10
2A12 D4
IA30 E11
2A13 C9
IA31 E11
2A14 D8
IA33 E5
A
2A15 D3
IA34 C9
2A16 D3
IA35 D7
2A17 D8
IA36 D7
2A18 D7
IA37 E9
2A19 D4
IA38 E7
2A20 E3
IA39 F7
2A21 D7
IA40 A7
2A22 E4
IA41 A7
2A23 E8
2A24 E4
2A25 E6
2A26 E9
B
2A27 E6
2A28 E8
2A29 E4
2A30 E6
2A31 E7
2A32 F5
2A33 F6
2A34 F6
2A35 D7
2A36 F7
2A37 C9
C
2A38 E9
2A40 F4
2A41 F10
2A45 D8
2A46 A7
2A47 A7
3A01 B7
3A02 B9
3A03 D3
3A04 D4
3A05 C10
3A06 D3
D
3A07 D3
LEFT +
1
2
GND
3A08 D4
3
GND
3A09 D7
RIGHT -
4
3A11 E3
3A12 E6
3A13 E4
3A14 E10
3A15 E6
3A17 E7
3A19 E4
3A26 E4
3A27 F10
E
3A28 F10
3A29 E11
3A30 E11
3A31 E11
4A01 A7
4A02 A7
5A03 C8
5A04 E8
5A05 B7
5A06 B9
5A07 A6
F
7A01 D5
7A05 E12
7A06 E10
7A07 F11
FA01 B6
FA02 B9
FA04 D6
FA05 D3
FA06 D2
FA07 D11
FA08 D11
FA09 D3
G
FA10 D11
FA11 D11
FA12 E3
FA32 E12
IA01 D3
IA02 D4
IA03 D6
IA04 C9
IA05 D3
IA06 D4
IA07 D6
IA09 D4
H
IA10 D3
IA11 D3
IA12 D4
IA13 E5
IA14 E6
IA15 E5
IA16 E6
IA17 E9
IA18 E6
H_17260_010.eps
IA19 E4
040707
IA20 E7
12

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