EN 72
EL1.1U AA
7.
Circuit Diagrams and PWB Layouts
SSB: Main Tuner
IGND
O
GND
GND
I
OGND
AGC CONTROL
COM
OUT
IN
IT24 D7
IT25 D7
IT26 F2
IT27 F2
IT60 C11
IT61 C11
IT62 C12
AT13 D4
AT14 D4
AT20 D6
AT23 D6
FT15 E3
FT30 E7
IT10 C2
IT11 C2
IT12 C2
IT13 C3
IT14 C1
IT15 C4
IT16 C4
IT17 D7
IT18 D9
IT19 D9
IT21 D9
IT22 D9
3T23 E2
3T29 E7
5T11 C12
7T13 D7
2T23 E3
2T24 D12
2T25 C2
2T26 D2
FT10 C2
FT11 C3
FT12 D2
3T18 C4
3T20 C11
IT08 D2
IT09 D2
7
8
9
10
3T25 E2
3T27 E2
3T28 E2
B
C
7T10 C11
7T12 C3
MAIN DIG TUNER C0
2T19 D6
2T20 D6
2T21 D9
2T22 E7
2T27 E2
3T10 C12
3T15 C3
1
2
3T21 C4
3T22 E2
5
6
7
8
9
10
11
12
1
2
3
4
5
6
2T10 C1
2T11 C2
2T12 C2
2T13 C2
11
12
A
2T14 D2
2T15 D2
D
E
2T16 C8
2T17 D9
2T18 D2
3
4
MAIN TUNER
F
G
A
B
C
D
E
F
G
1T01 D5
1T04 B1
2T20
2T19
10n
10n
2T13
10n
IT60
2T21
10n
+5VTUN
10n
2T17
VAGC
VCC
1
5T11
220R
8
GND1
5
GND2
2
INPUT1
3
INPUT2
7
OUTPUT1
6
OUTPUT2
4
UPC3218GV
7T13
3T25
4K7
AT20
IT11
3T29
1K0
IT61
IT62
10n
2T25
9
11
13
1
14
7
8
44M
X7351P
2
4
6
+5VTUN
1T01
10n
+12VSW
2T12
10n
2T11
4K7
3T28
FT15
IT17
IT18
+5VTUN
IT08
FT11
IT09
180p
2T26
180p
2T27
220R
3T22
3T23
220R
2T24
1u0
1
3
2
7T10
LD1117DT
3T18
4K7
+5VTUN
7T12
BC847BW
2T10
10n
IT10
IT14
2T23
100n
IT16
IT26
10n
2T18
10n
2T22
IT22
+5VTUN
IT19
3T21
4K7
AT14
IT27
+5VTUN
IT13
FT12
FT30
IT25
4K7
3T15
19
NC
10
OOB
3
RF_GC
5
SCL
8
SDA
9
11
VTUN
DNU
FM-T
4
IF_1
14
IF_2
15
13
IF_AGC
IF_OUT
12
16
17
18
+5V
2
AS
7
DC_PWR
1
6
IT24
TUNER
TD1316O/FGHP
1T04
IT12
2T16
1u0
10n
2T14
1K0
3T27
IT21
FT10
47R
+5VTUN
3T10
AT23
3T20
47R
2T15
10n
IT15
AT13
FAT-ADC-INP
FAT-ADC-INN
AUX-IF-AGC
I2C-SCL-TUNER
I2C-SDA-TUNER
IF-ANA
FAT-IF-AGC
FM-TRAP
3104 313 6095.3
B2B
B2B
G_16290_024.eps
010206