Tv & Scaler Board: Itv & Compair (S-A13) - Philips 32HF7445/93 Service Manual

Circuit Diagrams and PWB Layouts
TV & Scaler Board: iTV & ComPair
1 2 3
ITV & ComPair
S-A13
PORT for Level 1
CN7101
R7102 100R 1/10W
4
RX_iTV
R7103 100R 1/10W 3
A
TX_iTV
2
R7122 MINISMDC075F-2
1 2 1
+5V_SB
C7109 C7108
100N 25V 10uF/10V ZD7102 ZD7101 ZD7103 61264 4P 2.5mm
BZX84-C5V6 BZX84-C5V6 BZX84-C5V6
For Compair I/F
CN7104
B
R7109 100R 1/10W
1
RX/Compair
2
R7110 100R 1/10W
TX/Compair 3
ZD7104 ZD7105 63363 3P 2.0mm
BZX84-C5V6 BZX84-C5V6
KeyPad
+3.3V_SB
C
R7113 C7106 C7107
100N 25V 10uF/10V
CN7108
4K7 1/10W
2 R7114 10R 1/10W
KEYA
1
ZD7106 C7110
NI(63382 2P 2.0MM) 100P 50V
BZX84-C5V6
CN7111
1
2
3 R7126 10R 1/10W
POWER_ON
ZD7107 BZX84-C5V6
3 1
63383 3P 2.0mm
D
Power for I-BOARD (Level 2)
CN7115
R7125 1 2 MINISMDC075F-2
+12V_iTV
FB7101 120R
E 1
2 1 2 +5V_SB
3 C7118
C7112
C7132 C7133 470uF 25V 0.1uF
63383 3P 2.0mm 470uF 25V 0.1uF
Control I/F for I-BOARD (Level 2)
F
2nd Control I/F
+5V_SB CN7116
1
2
5V_SCL_iTV
3
5V_SDA_iTV
4
63384 4P 2.0MM
G
H
1 2 3
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TPT1.1HA LA 7. 49
4 5 6
+3.3V_SB +3.3V +5V
C7102
C7103
R7104 R7105 R7106 R7107
NA(100N) NA(4.7UF)
4K7 1/10W 4K7 1/10W U7102 4K7 4K7
1 8
NC VCC
2 7
5V_SCL
3V_SCL SCL0 SCL1
3 6
3V_SDA SDA0 SDA1 5V_SDA
4 5 R7108 NA(10K)
+5V
GND EN
NA(PCA9515ADP)
+3.3V +5V
R7144
Q7103 Q7104
2N7002 2N7002
NA(4K7)
3V_SCL 5V_SCL
+3.3V +5V
R7145
Q7105 Q7106
2N7002 2N7002
NA(4K7)
5V_SDA
3V_SDA
+5V_SB
C7104 4.7UF 10V(NI) C7101
100N 25V(NI) CN7105
1
2
P6_4
3
P6_5
RX/Compair 4
5
8051_WR#
6
P5_5
7
8
CPU_RESET
9
CNVSS_EMU
+3.3V_SB
10
TX/Compair
63390 10P 2.0MM(NI)
C7111
100N 25V
For IR BOARD
CN7119
1
2
3
4
+3.3V_SB
5
6
R7117 R7116 R7115 63386 6P 2.0MM(NI)
4K7 1/10W 4K7 1/10W 4K7 1/10W
R7128 100R
LightSensor
R7118 100R
RC_IR
R7119 100R
LED_SEL_OUT
+5V_SB
R7120 100R
PC_TV_LED
R7121 100R
POWER_ON
TH7101 C7130 C7131
NA(100N 25V) NA(10uF)
C7113 C7114 C7129
33P 33P 33P
NA(NTCR)
Video I/F for I-BOARD (Level 2)
CN7118
CVBS_TERR_OUT
1
2
3 R7131 100R
CVBS_VSYNC
R7130 100R
4
CVBS_HSYNC
5
63385 5P 2.0mm
FB7102
BC858CG(NI)
600R(NI) R7134 1
Q7102
470R(NI)
1 2
+5V_SB
C7116 C7128 R7132
10K 1/10W(NI)
NA(0.1uF)
NA(10U 10V)
Q7101
2
BC847C(NI)
R7124 0R(NI)
CVBS_OUT2
C7115 10uF(NC) R7133
10K 1/10W(NI)
R7123 0R
4 5 6
7 8 9
+3.3V_SB
3V3_SCL
3V3_SDA
63384 4P 2.0MM(NI)
+5V_SB
+3.3V_SB
Q7107 Q7108 R7148
2N7002 2N7002 10K
AUD_L_OUT
3V_SCL 5V_SCL_iTV AUD_R_OUT
+5V_SB
+3.3V_SB
Q7109 Q7110 R7149
2N7002 2N7002 10K
5V_SDA_iTV
3V_SDA
R7101
CNVSS
CNVSS_EMU
R7112
C7127
10uF/10V
CN7109 CN7110
1
2
CONN(NI) CONN(NI)
CN7112 CN7113
1
2
CN7114 CONN(NI) CONN(NI)
1
2
3
4
5
6
7
63387 7P 2.0MM
CVBS Sync Slicer (Level 2)
R7143
R7140 470K
C7119 120K 1%
100P
+5V_SB
R7135
75R(NI)
R7139 U7104
10K BA7046F
1
H. Osc. Res. Phase O/P
CVBS_HSYNC
2
Hd O/P VCC
3
SYNC O/P Video I/P
R7137 CVBS_VSYNC 4
Vd O/P GND
75R(NI)
R7136
75R(NI)
7 8 9
10 11
S-A13
CN7102 CN7103
A
4 4
+5V
3 3
5V_SCL
2 5V_SDA 2
1 1
63384 4P 2.0MM(NI)
CN7120
B
R7146 NA(0R 1/10W) 1
R7147 NA(0R 1/10W)
2
3
63383 3P 2.0mm
+3.3V_SB
R7111
C
CN7107
4K7 1/10W
0R 1/10W
1
2
3
4K7 1/10W
CONN(NI)
D
1
2
1
2
E
+5V_SB
F
C7125
470N
R7138 10K
+5V_SB
C7123 C7124
470N
2N2
C7126
47uF 25V C7122
22N
8
C7121
7
R7141 330R CVBS_TERR_OUT
6
G
5
C7120
1uF
R7142 1N
470K
H
H_17010_036.eps
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10 11