Circuit Diagrams and PWB Layouts
10.
10-1-12
B12, Half NIM Tuner
19330_511_120606.eps
120611
Half NIM Tuner
B12
B12
2012-04-24
C
715G5617
Half NIM Tuner
L1116
0.12UH
C1131
NC/1NF 50V
Cancel DTV Tuner
R1128
11.8K 1%
RFIN_CTL
D + A Tuner :
L1117
0.12UH
SH102
SHORT TEST POINT
SH104
SHORT TEST POINT
SH103
SHORT TEST POINT
GND_A
GND
SH101
SHORT TEST POINT
+B_5V
TU_5V_SDA
TU_5V_SCL
N.C
1
N.C
2
N.C
3
RF AGC
4
B+(+5V)
5
SDA
6
SCL
7
N.C
8
N.C
9
IF+
10
IF-
11
TH1
12
TH2
1
3
TH
3
14
TH4
15
TU103
F35CT-2-E
RFAGC_I
IFAGC_T
R1188
NC/0R05 1/16W
5V2
+
C7070
100uF 25V
TU_SCL
TU_SDA
TU_SDA
1
2
3
Q1109
NC/PMBS3906
OSCL0
RFIN_CTL
H: input 2 (cable)
L: input 1 (AIR)
Tuner _I2C 3.3V to 5V
3V3_BUCK
3V3_BUCK
IF_AGC_D2T
IF_AGC_S2T
T2D_TIF-
BST_CTL
R1136
NC/100K 1/16W 5%
R1158
NC/10K 1/16W 5%
R1149
NC/1K 1/16W 5%
C1145
NC/100N16V
R1147
NC/0R05 1/16W
R1138
100R 1/16W 5%
R1193
NC/0R05 1/16W
R1150
NC/0R05 1/16W
For DTV (bypass AIF & DIF switch)
R1194
NC/0R05 1/16W
TIF-
TIF+
Q1102
2N7002
R1161
0R05 1/10W
C1147
47N16V
C1159
NC/100N 16V
R1166
NC/10K 1/16W 5%
TU_5V_SDA
R1141
0R05 1/16W
Q1101
NC/PMBS3904
1
2
3
Q1108
NC/PMBS3906
R1195
NC/51OHM +-5% 1/8W
1
2
FB1101
NC/120R/3000mA
IF_AGC_SW
R1140
4K7 1/16W 5%
R1152
10K 1/16W 5%
R1145
0R05 1/16W
RF_AGC_S2T
R1162
0R05 1/10W
L1111
0U10 H
R1198
NC/4K7 1/16W 5%
C1152
10N 50V
R1144
NC/0R05 1/16W
OSDA0
OSCL0
IF_AGC_D2T
IF_AGC_S2T
DTMB_PAL_SW
R1142
NC/0R05 1/16W
L1114
0.22uH 10%
Q1103
2N7002
1
2
3
Q1106
NC/PMBS3906
R1139
100R 1/16W 5%
R1143
4K7 1/16W 5%
L1108
NC/150uH
C1155
220pF 50V
+
C1139
100uF 25V
Q1107
NC/PMBS3904
R1146
NC/0R05 1/16W
C1153
10N 50V
+B_5V
+B_5V
+B_5V
+B_5V
5V_SW
5V_TUNER
TU_5V_SCL
+B_5V
GND
4,5,6,7,8,9,10,11,12,13,14,16,17,18,19,20,21,22,23,24
OSDA0
4,5,7,12,14,20
OSCL0
4,5,7,12,14,20
IF_AGC_S2T
4
IF_AGC_D2T
14
DTMB_PAL_SW 4
4
T2S_TIF-
4
TU_SCL
14
TU_SDA
14
RF_AGC_S2T
4
BST_CTL
4
14
T2D_TIF-
14
IF_AGC_SW
4
RFIN_CTL
R1137
NC/4K7 1/16W 5%
H: ON
L: OFF
C1148
56pF 50V
TIF+
IF_AGC_SW
T2D_TIF-
C1149
56pF 50V
TIF+
TIF-
A Tuner :
R1151
0R05 1/16W
C1154
100P 50V
1
2
FB1102
120R/3000mA
R1148
NC/100K 1/16W
V3.3
IFAGC_T
OSDA0
C1157
NC/100N 16V
DTMB_PAL_SW
BST_CTL
RF_AGC_S2T
H: IF_AGC_D2T
L: IF_AGC_S2T
RFAGC_I
For ATV only
C1162
NC/100N 16V
R1157
68R 1/16W 5%
T2S_TIF-
2010.06.23 added
R1191
NC/100K 1/16W
C1144
10U 16V
T2S_TIF-
TU_SCL
IF BPF
C1158
NC/100N 16V
C1150
100P 50V
TIF-
C1151
100P 50V
+B_5V
For DTMB DVB-C
R1192
NC/20K 1/16W 5%
ANALOG
VEN
1
VIN
2
VO
3
ADJ
4
GND
5
GND
6
GND
7
GND
8
U106
G965-25ADJPIUF
R1159
51R 1/16W 5%
R1160
51R 1/16W 5%
+B_5V
>26"
<26"
C1142
22pF 50V
R1153
33 OHM 1/16W
R1155
33 OHM 1/16W
R1154
33 OHM 1/16W
C1143
22pF 50V
R1156
33 OHM 1/16W
R1110
2.2 OHM 1/10W
C1140
10U 16V
R1111
3
6K 1
%