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GP2R_GLOBAL_TUNER_BLOCK for Small Model
CN_2INPUT_H_LG3911
TU3701
TU3702
TDTJ-S001D
TDFR-C036D
DVB_1INPUT_H_LGIT
ANT_PWR[OPT]
1
1
BST_CNTL
2
2
+B
3
3
NC[RF_AGC]
4
4
AS
5
5
SCL
6
6
SDA
7
7
NC[IF_TP]
8
8
SIF
9
9
NC
10
10
VIDEO
11
11
GND
12
12
1.2V
13
13
3.3V
14
14
RESET
15
15
IF_AGC_CNTL
16
16
DIF_1
17
17
DIF_2
18
18
19
19
20
SHIELD
21
22
23
24
25
TUNER MULTI-OPTION
26
27
TU3702-*3
28
UDA55AL
29
RF_S/W_CTL
1
NC_1
BST_CTL
1
2
NC_2
+B1[5V]
2
30
3
+B[+5V]
3
NC_1[RF_AGC]
4
NC[RF_AGC]
31
NC_2
4
5
AS
SCLT
5
6
SCL
6
SDAT
7
SDA
NC_3
7
8
NC(IF_TP)
8
SIF
SHIELD
9
SIF
9
NC_4
10
NC_3
VIDEO
10
11
VIDEO
11
GND
12
GND
12
+B2[1.2V]
13
+1.2V
+B3[3.3V]
13
14
+3.3V
14
RESET
15
RESET
15
IF/AGC
16
IF_AGC_CNTL
DIF_1[N]
16
17
DIF_1
17
DIF_2[P]
18
DIF_2
18
19
19
SHIELD
SHIELD
TU3702-*2
TDTR-T036F
TU3702-*1
TDVJ-H101F
TU3702-*4
TDTJ-S101D
ANT_PWR[OPT]
1
ANT_PWR
BST_CNTL
1
2
NC_1
+B
2
3
NC[RF_AGC]
+B1[5V]
4
3
RF_AGC
AS
4
5
MOPLL_AS
SCL
5
6
SDA
SCL
7
6
SDA
NC(IF_TP)
7
8
NC_2
SIF
9
8
NC
SIF
10
9
NC_3
VIDEO
10
11
VIDEO
GND
12
11
1.2V
GND
13
12
+B2[1.2V]
3.3V
13
14
+B3[3.3V]
RESET
15
14
IF_AGC_CNTL
RESET
16
15
IF_AGC
DIF_1
16
17
DIF_1[N]
DIF_2
18
17
DIF_2[P]
18
19
19
SHIELD
SHIELD
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2011 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
RF_SWITCH_CTL
Pull-up can't be applied
because of MODEL_OPT_2
close to TUNER
OPT
R3762
0
CONTROL_ATTEN
close to TUNER
+5V_TU
RF_S/W_CNTL
R3705
0
C3701
RF_SW_OPT
C3728
BST_CNTL
0.1uF
C3704
0.1uF
16V
C3703
0.1uF
16V
100pF
16V
OPT
+B1[+5V]
50V
NC[RF_AGC]
2SC3052
R3707
0
OPT
NC_1
C3706
0.1uF
SCLT
16V
SDAT
NC_2
SIF
C3702
close to TUNER
0.1uF
16V
NC_3
+3.3V_TU
VIDEO
+1.2V/+1.8V_TU
C3708
GND
CN
C3707
0.1uF
100pF
C3739
16V
50V
10uF
+B2[1.2V]
FULL_NIM
6.3V
C3737
C3738
C3705
100pF
0.1uF
100uF
+B3[3.3V]
50V
16V
16V
close to the tuner pin, add,09029
RESET
NC_4
SCL
FULL_NIM
R3702
100
SDA
R3701
100
close to IF line
FULL_NIM
ERR
SYNC
HALF_NIM
R3760
0
VALID
MCL
R3761
0
HALF_NIM
D0
D1
D2
Close to the tuner
D3
D4
D5
D6
D7
FULL_NIM
FULL_NIM_CHINA
FULL_NIM
FULL_NIM
FULL_NIM
FULL_NIM
FULL_NIM
FULL_NIM
FULL_NIM_CHINA
Close to the CI Slot
FULL_NIM_BR
C3709
0.01uF
25V
BOOSTER_OPT
GPIO must be added.
OPTION : RF AGC
C3731
10uF
10V
OPT
TU_IIC_NON_ATSC_SANYO
C
R3754
10K
Q3704
B
FE_AGC_SPEED_CTL
R3740-*1
IF_AGC_SEL
1K
OPT
OPT
E
TU_IIC_ATSC_SANYO
33
R3735
TU_I2C_NON_FILTER
33
R3736
TU_I2C_NON_FILTER
TU_I2C_NON_FILTER
C3713
C3711
C3742
18pF
TU_I2C_NON_FILTER
18pF
20pF
50V
50V
50V
TU_I2C_FILTER
C3711-*1
C3713-*1
+3.3V_TU
20pF
20pF
50V
50V
TU_I2C_FILTER
TU_I2C_FILTER
R3733
TU_I2C_FILTER
R3732
100K
TU_I2C_FILTER
R3736-*1
100
R3735-*1
TUNER_RESET
C3710
MLG1005SR27JT
MLG1005SR27JT
0.1uF
16V
0
R3704
IF_AGC_MAIN
HALF_NIM
should be guarded by ground
C3712
22pF
50V
FULL_NIM
IF_N_MSTAR
IF_P_MSTAR
1. should be guarded by ground
2. No via on both of them
3. Signal Width >= 12mils
Signal to Signal Width = 12mils
Ground Width >= 24mils
R3724
0
FE_TS_SYNC
FE_TS_DATA[0-7]
FULL_NIM
R3730
0
FE_TS_VAL_ERR
R3731
FULL_NIM
0
FE_TS_CLK
R3725
0
FE_TS_DATA[0]
R3727
0
FE_TS_DATA[1]
FULL_NIM_BR
TU3701-*2
R3728
0
TDFR-B036F
FE_TS_DATA[2]
RF_S/W_CNTL
1
BST_CNTL
R3729
2
0
+B1[5V]
FE_TS_DATA[3]
3
NC_1[RF_AGC]
4
NC_2
5
SCLT
R3726
6
0
FE_TS_DATA[4]
SDAT
7
NC_3
8
SIF
9
R3721
NC_4
0
10
FE_TS_DATA[5]
VIDEO
11
GND
12
+B2[1.2V]
13
R3722
+B3[3.3V]
0
FE_TS_DATA[6]
14
RESET
15
NC_5
16
SCL
R3723
17
SDA
0
FE_TS_DATA[7]
18
ERR
19
SYNC
20
VALID
21
MCL
22
D0
23
D1
24
D2
25
R3706
D3
0
26
27
D4
D5
28
D6
29
30
D7
31
SHIELD
+5V_TU
BOOSTER : CHINA OPT
L3701
BOOSTER_OPT
BLM18PG121SN1D
BOOSTER_OPT
BOOSTER_OPT
R3734
R3743
0
10K
Q3701
BOOSTER_OPT
ISA1530AC1
E
R3737
2.2K
B
BOOSTER_OPT
C
C
R3745
BOOSTER_OPT
10K
Q3702
B
FE_BOOSTER_CTL
2SC3052
LNA2_CTL
The pull-up/down of LNA2_CTL
E
BOOSTER_OPT
is depended on MODLE_OPT_1.
GPIO must be added for FE_BOOSTER_CTL
TU_IIC_NON_ATSC_SANYO
+3.3V_TU
R3741-*1
1K
R3740
TU_IIC_ATSC_SANYO
1.2K
R3741
1.2K
+5V_TU
TU_SCL
TU_SDA
R3751
R3752
220
220
C3743
20pF
50V
TU_I2C_FILTER
E
R3749
0
B
R3750
Q3703
1K
ISA1530AC1
C
OPT
+3.3V_TU
R3742
R3744
4.7K
4.7K
FULL_NIM
FULL_NIM
DEMOD_SCL
DEMOD_SDA
C3714
22pF
50V
FULL_NIM
+3.3V_TU
IC3703-*1
AP1117EG-13
IN
ADJ/GND
HALF_NIM_1.2V_DIODES
Please, check Multi Item! 10/12
R3771
C3717
FULL_NIM_BCD
CN_2INPUT_H_ALTO
0.1uF
TU3701-*4
16V
R3770 10K
TDFR-C236D
FULL_NIM_SEMTEK
RF_S/W_CNTL
1
BST_CNTL
2
+B1[+5V]
3
NC[RF_AGC]
4
R3769
NC_1
5
SCLT
6
+5V_Normal
FULL_NIM_BCD
SDAT
7
NC_2
8
SIF
9
NC_3
10
VIDEO
11
GND
12
+B2[1.2V]
13
+B3[3.3V]
14
RESET
15
NC_4
16
SCL
17
SDA
18
ERR
19
SYNC
20
VALID
21
MCL
22
D0
23
D1
24
D2
25
D3
26
D4
27
D5
28
D6
29
D7
30
31
SHIELD
+5V_TU
200mA
C3719
22uF
10V
TUNER_SMALL
+5V_TU
R3755
470
R3758
82
TU_SIF
E
B
ISA1530AC1
R3753
Q3705
C
4.7K
TU_CVBS
DEMOD_RESET
This was being applied to the only china demod,
so this has to be deleted in both main and ISDB sheet.
HALF_NIM_1.2V_BCD
IC3703
R2
AZ1117BH-ADJTRE1
HALF_NIM
R3767
+1.2V/+1.8V_TU
10
INPUT
ADJ/GND
3
1
2
OUTPUT
HALF_NIM
R3768
1.2K
R1
OUT
HALF_NIM
R3703
R3766
1
1/10W
C3740
C3741
0.1uF
16V
10uF
IC3701
HALF_NIM
10V
AP2132MP-2.5TRG1
HALF_NIM
[EP]
FULL_NIM_BCD
+1.2V/+1.8V_TU
add,0929
R3748-*1
10K
10K
PG
GND
1
8
FULL_NIM_BCD
FULL_NIM_SEMTEK
R3764
R3748
EN
ADJ
2
7
0
1/10W
5.1K
FULL_NIM
R1
VIN
VOUT
3
6
10K
VCTRL
NC
4
5
C3729
C3730
0.1uF
R3747
10uF
16V
9.1K
10V
FULL_NIM
FULL_NIM
1005
R2
IC3701-*1
SC4215ISTRT
Vo=0.8*(1+R1/R2)
NC_1
GND
1
8
FULL_NIM_SEMTEK
EN
ADJ
2
7
VIN
VO
3
6
NC_2
NC_3
4
5
+5V_General
+3.3V_Normal
+3.3V_TU
Size change,0929
Size change,0929
L3702
L3703
60mA
MLB-201209-0120P-N2
MLB-201209-0120P-N2
C3722
C3724
C3726
C3723
C3725
C3715
22uF
0.1uF
0.1uF
0.1uF
16V
22uF
22uF
16V
16V
10V
16V
10V
location movement,0929
Add,0929
GP2R
20101023
25
LGE Internal Use Only
150
OPT
380mA
C3727
0.1uF
16V
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