TU_GND_A
82
R3728
CHINA
+3.3V_DEMOD
0 . 1 u F
16V
C3738
220
R3732
CHINA
MLG1005SR27JT
R3738-*1
TU_I2C_FILTER
22
R3711
IF_N_MSTAR
0
R3708
T2
TU_GND_A
1000pF
630V
C3701
CHINA_ISOLATOR
20pF
50V
C3707
0
R3736
T2
FE_TS_VAL_ERR
UBW2012-121F
L3701
47
CHINA
AR3702-*1
TU_CVBS
3.3K
R3723
10
R3719
220
R3735
CHINA
0
R3715
T2
+3.3V_TU
+3.3V_LNA
10
R3709
0 . 1 u F
16V
C3731
0
R3731OPT
TU_SCL
IF_P_MSTAR
UBW2012-121F
L3704
DEMOD_SDA
+3.3V_TU
TU_GND_B
0
RF_SW_OPT
R2603
TU_SIF
0 . 1 u F
16V
C2603
RF_SW_OPT
FE_TS_VAL
+3.3V_DEMOD
1K
R3716
0
R3714
TU_GND_A
1K
R3717
0 . 1 u F
16V
C3716
MMBT3906(NXP)
Q3701
CHINA
E
B
C
FE_TS_CLK
FE_TS_DATA[0-7]
1/16W
0
AR3700
T2
DEMOD_SCL
20pF
50V
C3711
TU_GND_B
22uF
10V
C3739
0 . 1 u F
16V
C3726
CHINA
0 . 1 u F
16V
C3723
+3.3V_TU
0
R3721
T2
FE_TS_VAL
33
R3739
TU_I2C_NON_FILTER
TDJH-G101D
TU3700
TUNER_T/C
47
SHIELD
6
I F [ P ]
7
I F [ N ]
8
NC_2
9
NC_3
1
B 1 [ + 3 . 3 V ]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
100pF
50V
C3708
0 . 1 u F
16V
C3706
FE_TS_SYNC
100pF
50V
C3721
MLG1005SR27JT
R3739-*1
TU_I2C_FILTER
100pF
50V
C3718
0
R3726OPT
0 . 1 u F
16V
C3729
20pF
50V
C3705
10uF
10V
C3734
22uF
10V
C3730
0
R3720
T2
10
R3710
TU_SDA
+1.2V_DEMOD
FE_TS_ERR
1/16W
0
AR3702
T2
0
R3718
T2
TDJM-G105D
TU3702
TUNER_AJ_T2
1
B 1 [ + 3 . 3 V ]
2
NC_1
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
A I F [ P ]
7
AIF[N]
8
NC_2
9
NC_3
10
NC_4
11
B 2 [ + 3 . 3 V ]
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VAILD
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B 3 [ + 3 . 3 V ]
27
SCL_DEMOD
28
B 4 [ + 1 . 1 V ]
29
F22_OUTPUT
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
22K
1%
R3734
0 . 1 u F
16V
C3732
+3.3V_Normal
22
R3712
0 . 1 u F
16V
C3722
100pF
50V
C3713
DEMOD_RESET
TDJH-H101F
TU3700-*1
TUNER_NTSC
47
SHIELD
6
I F [ P ]
7
I F [ N ]
8
NC_2
9
NC_3
1
B 1 [ + 3 . 3 V ]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
0 . 1 u F
16V
C3703
0 . 1 u F
16V
C3727
1/16W
0
AR3701
T2
+3.3V_LNA
12K
1%
R3733
47
CHINA
AR3701-*1
MMBT3906(NXP)
Q3700
CHINA
E
B
C
20pF
50V
C3704
AP7361-Y-13
IC3701
3
ADJ/NC
2
GND
4
IN
1
EN
5
OUT
0 . 1 u F
16V
C3714
RF_SWITCH_CTL
TU_GND_B
+3.3V_TU
20pF
50V
C3702
1uF
10V
C3725
IF_AGC_MAIN
+3.3V_TU
1000pF
630V
CHINA_ISOLATOR
C3712
0 . 1 u F
16V
C3724
+1.2V_DEMOD
33
R3738
TU_I2C_NON_FILTER
+3.3V_TU
470
R3725
CHINA
4.7K
R3724
CHINA
BLM18PG121SN1D
L3702
FE_TS_ERR
0
R3713
T2
20pF
50V
C3710
47
AR3700-*1
CHINA
22uF
10V
C3733
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.
10uF
10V
C3737
1
R3737
+3.3V_TU
FE_TS_DATA[6]
FE_TS_DATA[4]
FE_TS_DATA[7]
FE_TS_DATA[5]
FE_TS_DATA[1]
FE_TS_DATA[3]
FE_TS_DATA[0]
FE_TS_DATA[2]
ERROR & VALID PIN
R2
Close to TUNER
s h o u l d b e g u a r d e d b y g r o u n d
G P I O m u s t b e a d d e d .
close to TUNER
R1
Vo=0.8*(1+R1/R2)
G N D s e p e r a t i o n f o r C H I N A t u n e r
L14 TUNER_AJ T/C_T2
close to TUNER
close to TUNER
2 0 1 3 . 0 7 . 1 5
TUNER_AJ
L14_M1A
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 32LY340C
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