Philips 42PF9731D Service Manual page 102

Circuit Diagrams and PWB Layouts
SSB: Viper: Display Diversity & Ambi Light
1D40 A3 2Q36 B3 2Q76 E5 2Q85 B1
1D42 B2 2Q41 D2 2Q79 E4 2Q86 C1
1M03 E2 2Q71 C9 2Q80 E4 2Q87 A3
1M59 B10 2Q72 C9 2Q81 E4 2Q88 C2
1M63 D2 2Q73 D4 2Q82 E4 2Q89 B3
2H20 B2 2Q74 D4 2Q83 C1 2Q91 B7
2H21 C2 2Q75 D4 2Q84 A1 2Q92 A7
1 2
VIPER: DISPLAY DIVERSITY + AMBILIGHT
B5E
A
5Q10 FQ08
+12VSW
FQ09
FQ11
FQ12
FQ13
FQ14
FQ16
FQ17
1D42
1
2
B 3
4
5
B5B-PH-K
2H20
1u0
RES
2H21
5Q11
+5VDISP
5Q12 1u0
RES
5Q13
C
TO
1M63
MEMORY
1 +5V-CON
2
CARD
READER
B2B-PH-K
D
FQ46
FQ47
FQ48
FQ49
1M03
1
2
TO 1M03
3
4
E
5
6
7
AUDIO STANDBY
8
FQ58
9
FQ59
10
B10P-PH-K-S
3104 313 6145.2
1 2
BJ2.4U/BJ2.5U LA
2Q93 E4 3Q32 C7 3Q75 D4 3Q85 A7
2Q94 A6 3Q36 B4 3Q76 D4 3Q86 B7
2Q95 A6 3Q42 B4 3Q79 E4 3Q89 A4
3Q02 E6 3Q46 E6 3Q80 E4 3Q90 A4
3Q29 C8 3Q72 B8 3Q81 E4 3Q91 A4
3Q30 B8 3Q73 B8 3Q83 A6 3Q92 B4
3Q31 A7 3Q74 D4 3Q84 A6 3Q93 B4
3 4
IQ44
2Q87 3Q89
1D40
100p 47R
1
2 RES
3Q90
3
4 100R
3Q91
5
100R
6
IQ49
7 3Q42
8
9 100R
IQ47
10
3Q96
FQ40
11
FQ24
47R
12
3Q36
B12P-PH-K
100R
3Q93
100R
3Q92
100R
+5V
RES
2Q73
FQ27 3Q74
100p
2Q74
FQ28 100R
3Q75
1n0
2Q75
FQ29 100R
3Q76
1n0
100R
2Q93
FQ30
100p
2Q79
FQ56 FQ61 3Q79
1n0
2Q80
FQ62
FQ57 100R
3Q80
1n0
2Q82
FQ63 100R
RES
100p
2Q81
3Q81
FQ31
100n
100R 2Q76
1u0
3 4
7. 102
3Q95 B9 5Q11 C1 7Q05-1 B8 9Q63 C8
3Q96 B4 5Q12 C1 7Q05-2 C8 9Q64 A6
3Q97 B7 5Q13 C1 7Q06-1 A7 9Q67 B6
3Q98 C7 6H04 A8 7Q06-2 B7 FQ07 B5
3Q99 B9 6H05 C9 9Q19 C9 FQ08 A2
5Q09 A1 6H08 C4 9Q20 C9 FQ09 A2
5Q10 A1 6H09 C5 9Q62 B8 FQ11 A2
5 6
RESERVED
+3V3-STANDBY
IQ58
2Q94
+5V2-STBY
470p
3Q83
2
BC847BS
7Q06-1
10K
1 6
ENABLE-5V
IQ62
AMBI-SEL-1 9Q64
RES
+3V3-STANDBY
IQ56
2Q95
+5V2-STBY
BACKLIGHT-CNTRL-OUT
470p
3Q84
5
BC847BS
7Q06-2
MP-OUT-VS
10K
4 3
SUPPLY-FAULT
RES
IQ55
9Q67
DISABLE-12V AMBI-SEL-2
SCL-I2C4 SCL-AMBI
SDA-I2C4
FQ07
+5V
RES
SDA-AMBI
+5V-CON
3Q02
RES 100R
IQ54
3Q46
+5V2-STBY_9V-STBY
RES
100R
5 6
FQ12 A2 FQ25 B10 FQ40 B3 FQ57 E3
FQ13 A2 FQ26 B10 FQ46 D2 FQ58 E2
FQ14 B2 FQ27 D3 FQ47 D2 FQ59 E2
FQ16 B2 FQ28 D3 FQ48 D2 FQ61 E3
FQ17 B2 FQ29 D3 FQ49 E2 FQ62 E3
FQ18 C10 FQ30 E3 FQ55 B10 FQ63 E3
FQ24 B3 FQ31 E3 FQ56 E2 IQ40 B8
7 8 9
I2C AMBILIGHT *
+5V
RES
6H04
2Q92
470p
BAV99 COL
3Q31
IQ40
10K
+5V +5V +5V
7Q05-1
BC847BS
RES
9Q62
IQ41
RES
3Q72
100R
+3V3
IQ42
100R 3Q73
2Q91
+5V +5V
470p
3Q32
IQ43
10K
7Q05-2
BC847BS
IQ45 9Q63
RES
RES
IQ46
7 8 9
IQ41 B7 IQ49 B5
IQ42 B8 IQ54 E6
IQ43 C8 IQ55 B6
IQ44 A4 IQ56 A6
IQ45 C7 IQ58 A6
IQ46 C8 IQ62 A6
IQ47 B5
10
B5E
A
B
1M59
FQ25
1
2
FQ26
3
4
FQ55
5
B5B-PH-K
FQ18
TO 1M49
C
AMBI LIGHT
D
BACKLIGHT-CNTRL-OUT
POWER-OK-PLATFORM
LIGHT-ON-OUT
CTRL1-VIPER
STANDBY
E
PROT-AUDIOSUPPLY
BACKLIGHT-CONTROL
POWER-OK-DISPLAY
G_15930_042.eps
120606
10