Tuner Board - AOC 198PW Service Manual

19" LCD TV

7.3 Tuner Board

715T1968-1
AIR_12V
LAYOUT TO252&TO263
U701
3
VIN
1
ADJ
+
C125 AZ1117H-ADJ-E1
47uF/16V
R110
33Ω 2W
R109
27Ω 2W
LAYOUT TO252&TO263
U702
AZ1117D-5.0-E1
3
INPUT
+ C128 1
ADJ/GND
47uF/16V
Tuner Interface
AIR_12V CN101
1 2
3 4 ALL-RST
TV_CVBS 5 6 MSCL
7 8 MSDA
OUTL 9 10 OUTR
CONN
+5V_MSP
+5V_MSP
+
CN102
GNDA
SIF 2IF
NC
GNDA GNDA
X101
OSC
+8V_MSP
18.432MHz
C121 C122
2 10pF 10pF
VOUT
+
C126 C127
R107 47uF/16V 0.1uF
360Ω 1/10W
R108
2KΩ 1/10W
V5A
V5A
+5V_MSP
2 1 2
OUTPUT
L103
120Ω
+ +
C131 C129 C130 C132
0.1uF
47uF/16V 10uF/16V 0.1uF
+5V_MSP_D
1 2
L104120Ω
+
C138 C139
10uF/16V 0.1uF
V5A
L102 120Ω
C103 + C102
0.1uF 47uF/16V
TV_CVBS
AF
SIF
MSDA
MSCL
TU101
TH4
TH3
TH2
TH1
C104
0.1uF
C105
C106 10uF/16V
AF 0.33uF
C108
3.3uF/25V
GNDA
C111 C112
C110 GNDA
10uF/16V 470pF 0.0015uF
U601
2IF C117 56pF 49 32
AVSUP CAPL_M
50 31
ANA_IN1+ AHVSUP
C118 56pF 51 30
ANA_IN- NC
52 29
NC SC1_OUT_L
53 28
TESTEN SC1_OUT_R
54 27
XTAL_IN VREF1
55 26
XTAL_OUT NC
56 25
TP NC
57 MSP3455G-QI-B8-V3 24
NC NC
58 23
NC NC
59 22
NC NC
60 21
D_CTR_I/OUT1 DACM_L
61 20
D_CTR_I/OUT0 DACM_R
62 19
ADR_SEL VREF2
+5V_MSP_D 63 18
STANDBY Q NC
64 17
NC NC
R106
1KΩ 1/10W GNDA
MSCL
MSDA
ALL-RST
R112 NC
+5V_MSP_D
+
C134 C135 C136 C137
10uF/16V 470pF 220pF 0.0015uF
C107 2IF
100pF
R104
1KΩ 1/10W
GNDA
49
GNDA
+5V_MSP +8V_MSP
C109
0.1uF
L101
NC
+ C113 C116 + C115
10uF/16V C101 10uF/16V
0.0015uF 470pF
GNDA
R101
100Ω 1/10W C119
1uF OUTL
C120
1uF OUTR
C123 C124
R105
0.001uF 0.001uF 100Ω 1/10W
GNDA GNDA
H101 H102
1 1
+5V_MSP_D
MTH276D126 MTH276D126
R111
47KΩ 1/10W H103 H104
1 1
C133
1uF
MTH276D126 MTH276D126
<Variant Name>
AOC (Top Victory) Electronics Co., Ltd.
Title
02.TUNER FOR NTSC PAL M/N
Size Document Number Rev
T1968-C-X-X-1-061209 1.0
C
Date: Monday , December 11, 2006 Sheet 2 of 2
AOC 198PW