Philips MG8 Service Manual page 85

Circuit Diagrams and PWB Layouts
SSB: Digi IO: Class-D
1 2 3
CLASS D
B10A
A
TO LED PANEL
+3V3-STANDBY
B
ID10
3D10 100R
LIGHT-SENSOR
ID11 3D11 220R
RC
ID12 3D12 100R
LED2
5D16 30R
LED1 ID14 3D16 100R
KEYBOARD ID15 9D10
C
GNDSND GNDSND
D
E
+AUDIO-L
-AUDIO-R
F
DETECT1
G
ID51
3D37
7D13
AUDIO-MUTE
BC847BW
10K
GNDSND GNDSND
STANDBY
H
3139 123 6417.2
1 2 3
Q522.2E LA 7.
4 5 6
-AUDIO-POWER
1D10
FD10
1
FD11
2
FD12
3
FD13
4
FD14
5
FD15
6
FD16
7
FD17
8
9D0A
9
11 10
BM09B-SRSS-TBT
GNDSND
VDDA
GNDSND
7D10
*
ID22 ID23 TDA8932BTW
FD21
3D20 10K 2D30 1u0
Φ
VDDA
*
3D21 2D32
2
IN1P CLASS D
12K 220p
-2V8
ID26 ID27 POWER
* 3D22
10K 2D33 1u0 3
FD25 IN1N AMPLIFIER
* 3D23 10K 2D34 1u0 ID29 -2V8
* 15
ID31 IN2P
3D24
2D36 -2V8
12K 220p
* 14
FD28 ID32 ID33 IN2N
3D25 10K 2D39 1u0 -2V8
100n ID34 12
2D42
INREF
2D43 100n -7V6
ID35
3D27 39K 10
VSSA
OSCREF
31
NC OSCIO
GNDSND 11
HVPREF
-8V2
ID41
2D47 100n 18
VSSA DREF
4V7
FD30 ID42
3D34 0R
MUTE 5
ENGAGE
3V2
ID46
6
POWERUP
-2V6
ID48
13
RESERVED
TEST
+3V3 VDDA
EMC
VSSP
2D51 CGND VSSA
1n0
ID53
3D43 3D44
A-STDBY
ID52
10K 10K
7D16
GNDSND
PDTC114ET
GNDSND
4 5 6
85
7 8 9
ID16
10u
3D14 10R
VSSA +AUDIO-POWER
FD20 5D14
-12V2
ID21
GNDSND
ID18
5D11 30R
VSS
2D16 -12V2
220u 25V
GNDSND
GNDSND
VDD
5D12
22u
3D19
10R
GNDSND
2D29
1n0
ID24
VDDP
ID25 2D31
27
OUT1
1n0
22 ID28
OUT2
EMC 2D35
ID30 GNDSND
4 2V6 FD27 1n0
DIAG
30 2D37
HVP1
1n0
2D38
19 1n0 2D40 2D41
HVP2
470n 1n0
28 8V9 2D44 15n
BOOT1 GNDSND 5D13
ID36
22u
21 3V9 2D45 15n
BOOT2
ID38
ID39
25 3D29
STAB1
10R
24 -1V3
STAB2
ID43
2D48 2D49
100n 1n0
VSS ID49
VSSD|HW
2D53
VSSA
1n0
VSS
GNDSND GNDSND
GNDSND
GNDSND
7 8 9
10 11 12
FD19
ID13
10u
3D15 10R
VDDA
5D15
12V2
GNDSND
ID17
5D10 30R
VDD
GNDSND 12V2
2D17
220u 25V
GNDSND
ID19
2D24 2D25 ID20
3D18
22R
220n 220n
GNDSND
TO SPEAKERS
1D12
FD22
1 LEFT +
FD23
GNDSND
2
FD24
3 GNDSND
FD26
4 RIGHT -
1735446-4
+3V3
7D11
BC857BW
ID40
AUDIO-PROT
FD29
(DC-DC)
7D12 ID45
BC847BW
ID47
3D36
220K GNDSND
3D38
7D15
BC847BW
GNDSND
220K
DC-DETECTION
GNDSND GNDSND
10 11 12
13
1D10 B5 FD20 B7
1D12 E12 FD21 E4
B10A 2D10 B8 FD22 E11
2D11 B12 FD23 F11
2D12 B7 FD24 F11
2D14 B10 FD25 F3
2D16 C8 FD26 F11
2D17 C12 FD27 F7
2D18 C3 FD28 F4
2D19 C3 FD29 G12
2D20 C3 FD30 G4
2D21 C3 ID10 B2
A
2D22 C4 ID11 B2
2D23 C4 ID12 B2
2D24 E10 ID13 B12
2D25 E10 ID14 C2
2D26 E6 ID15 C2
2D27 E7 ID16 B8
2D28 E9 ID17 C12
2D29 E9 ID18 C8
2D30 E5 ID19 E10
2D31 E8 ID20 E10
2D32 E5 ID21 B8
2D33 F5 ID22 E4
B
2D34 F5 ID23 E5
2D35 F8 ID24 E8
2D36 F5 ID25 E7
2D37 F8 ID26 F4
2D38 F9 ID27 F5
2D39 F5 ID28 F7
2D40 F9 ID29 F5
2D41 F9 ID30 F8
2D42 F5 ID31 F4
2D43 F5 ID32 F4
2D44 F7 ID33 F5
C
2D45 F7 ID34 F6
2D46 F10 ID35 F6
2D47 G5 ID36 F7
2D48 G7 ID38 F7
2D49 G8 ID39 F7
2D50 G10 ID40 F12
2D51 G6 ID41 G5
2D52 G5 ID42 G6
2D53 G8 ID43 G8
2D55 H7 ID44 G10
2D56 H7 ID45 G11
2D5A C2 ID46 G5
D
2D5B C2 ID47 G11
2D5C C2 ID48 G6
2D5E C2 ID49 G8
2D5F H11 ID50 G10
3D10 B3 ID51 G2
3D11 B3 ID52 H3
3D12 C3 ID53 H5
3D14 B8
3D15 B11
3D16 C3
3D18 E11
3D19 E8
E
3D20 E4
3D21 E5
3D22 F4
3D23 F4
3D24 F5
3D25 F4
3D27 F5
3D28 F12
3D29 F8
3D33 G12
3D34 G5
F
3D35 G12
3D36 G11
3D37 G2
3D38 G11
3D39 G2
3D40 G4
3D41 G4
3D42 G10
3D43 H4
3D44 H5
3D45 H4
3D50 H11
G
5D10 C11
5D11 C8
5D12 E9
5D13 F9
5D14 B7
5D15 B11
5D16 C3
6D01 G3
7D10 E6
7D11 F12
7D12 G11
7D13 G3
H
7D15 G12
7D16 H4
9D0A C5
9D10 C3
FD10 B4
FD11 B4
FD12 B4
FD13 C4
FD14 C4
I_18010_039.eps FD15 C4
FD16 C4
020608
FD17 C4
FD19 B11
13