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TUNER T/C_T2/C/S2 ISDB-T T2/C
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
DEV_TDJS_ATSC
TU3702
TDJS_H101F
SCL
1
SDA
2
B[+3.3V]
3
NC_1
4
IF_AGC
5
NC_2
6
IF[N]
7
IF[P]
8
9
SHIELD
LNB_OUT
DEV_T2CS2
TU3700
TDJN-TUNER
SCL_RF
1
SDA_RF
2
TU_NON_ATSC
B1[+3.3V]
C3705
20pF
3
CVBS
4
AIF_AGC
R3714
5
0
SIF
C3703
0.1uF
16V
6
AIF[N]
TU_NON_ATSC
R3710
7
AIF[P]
TU_NON_ATSC
8
R3709
GND_1
9
RESET_DEMOD
10
T2
B2[+3.3V]
C3716
0.1uF
16V
11
T2
C3718
F22_OUTPUT
100pF
12
50V
B3[+1.2V]
13
ERROR
14
MCLK
15
SYNC
16
VALID
17
DATA0
18
DATA1
19
DATA2
20
DATA3
21
DATA4
22
DATA5
23
LNB
26
DATA6
24
S2
C3709
GND_2
0.1uF
50V
27
DATA7
25
28
SHIELD
TU_I2C Multi option
TU_ATSC
TU_ATSC
R3716-*1
C3705-*1
1.8K
18pF
TU_ATSC
TU_ATSC
R3717-*1
1.8K
C3707-*1
18pF
+3.3V_TU
TU_NON_ATSC
TU_NON_ATSC
TU_I2C_NON_FILTER
R3716
R3717
1K
1K
R3738
33
TU_SCL
TU_I2C_NON_FILTER
R3739
+3.3V_TU
33
TU_SDA
TU_NON_ATSC
TU_NON_ATSC
TU_NON_ATSC
C3707
C3710
C3711
20pF
20pF
20pF
C3708
C3714
100pF
0.1uF
50V
16V
should be guarded by ground
IF_AGC_MAIN
TU_ATSC
R3710-*1
0
10
IF_N_MSTAR
TU_ATSC
R3709-*1
0
10
IF_P_MSTAR
T2
R3719
10
DEMOD_RESET
+3.3V_TU
T2
C3722
T2
0.1uF
R3707
0
16V
LNB_TX
+1.2V_DEMOD
T2
T2
C3713
C3729
T2
100pF
0.1uF
AR3700
50V
16V
0
1/16W
FE_TS_ERR
FE_TS_CLK
FE_TS_SYNC
FE_TS_VAL
T2
AR3701
0
FE_TS_DATA[0-7]
1/16W
FE_TS_DATA[0]
FE_TS_DATA[1]
+3.3V_TU
FE_TS_DATA[2]
FE_TS_DATA[3]
T2
C3725
1uF
10V
T2
AR3702
0
1/16W
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[6]
FE_TS_DATA[7]
L14_CA_M1A
TUNER
TU_I2C_FILTER
R3738-*1
MLG1005SR27JT
TU_I2C_FILTER
R3739-*1
MLG1005SR27JT
+3.3V_TU
+3.3V_Normal
L3704
UBW2012-121F
C3730
C3731
C3733
C3738
22uF
0.1uF
22uF
0.1uF
10V
16V
10V
16V
T2
IC3701
AP7361-Y-13
+1.2V_DEMOD
T2
R3723
3.3K
SIGN37000003
EN
OUT
1
5
T2
R3737
GND
1
T2
2
C3732
T2
0.1uF
C3737
16V
10uF
ADJ/NC
IN
3
4
10V
T2
R3733
12K
1%
SIGN37000002
R1
T2
R3734
Vo=0.8*(1+R1/R2)
22K
1%
R2
ERROR & VALID PIN
T2
R3736
0
FE_TS_VAL
FE_TS_VAL_ERR
FE_TS_ERR
GPIO must be added.
2014/05/22
37
LGE Internal Use Only
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