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.
0 . 1 u F
16V
C3727
100pF
50V
C3737
IF_AGC_MAIN
AZ1117BH-ADJTRE1
IC3703
HALF_NIM_1.2V_BCD
2
OUTPUT
3
INPUT
1
ADJ/GND
100
R3732
0
R3761
HALF_NIM
0
HALF_NIM_1.8V
R3767-*1
10
R3767
HALF_NIM_1.2V
10uF
6.3V
C3739
OPT
82
R3758
20pF
50V
C3713-*1
TU_I2C_FILTER
18pF
50V
C3711
TU_I2C_NON_FILTER
0 . 1 u F
16V
C3725
0 . 1 u F
16V
C3708
0 . 1 u F
16V
C3717
4.7K
R3753
BUFFER
+3.3V_TU
10uF
10V
C3741
HALF_NIM
+3.3V_TU
100K
R3733
22uF
10V
C3715
TU_SDA
+3.3V_TU
1.2K
R3768
HALF_NIM_1.2V
0
R3760
HALF_NIM
MLG1005SR27JT
R3736-*1
TU_I2C_FILTER
0 . 1 u F
16V
C3710
20pF
50V
C3742
TU_I2C_FILTER
220
R3751
BUFFER
IF_N_MSTAR
ISA1530AC1
Q3705
BUFFER
E
B
C
ISA1530AC1
Q3703
BUFFER
E
B
C
IF_P_MSTAR
33
R3735
TU_I2C_NON_FILTER
100pF
50V
C3707
0
R3749
BUFFER
0 . 1 u F
16V
C3716
TU_CVBS
MLB-201209-0120P-N2
L3703
0 . 1 u F
16V
C3740
HALF_NIM
1K
TU_IIC_NON_ATSC_SANYO
R3740-*1
150
R3703
OPT
0 . 1 u F
16V
C3738
1/10W
1
HALF_NIM
R3766
22uF
10V
C3723
TU_SCL
220
R3752
BUFFER
+3.3V_TU
+1.2V/+1.8V_TU
TUNER_RESET
+1.2V/+1.8V_TU
AP1117EG-13
HALF_NIM_1.2V_DIODES
I C 3 7 0 3 - * 1
ADJ/GND
OUT
IN
+3.3V_TU
+3.3V_TU
MLG1005SR27JT
R3735-*1
TU_I2C_FILTER
18pF
50V
C3713
TU_I2C_NON_FILTER
20pF
50V
C3711-*1
TU_I2C_FILTER
1K
OPT
R3750
1.2K
R3740
TU_IIC_ATSC_SANYO
470
R3755
BUFFER
0 . 1 u F
16V
C3702
33
R3736
TU_I2C_NON_FILTER
1K
R3741-*1
TU_IIC_NON_ATSC_SANYO
1.2K
R3741
TU_IIC_ATSC_SANYO
+3.3V_TU
TU_SIF
+3.3V_Normal
20pF
50V
C3743
TU_I2C_FILTER
100uF
16V
C3705
OPT
AZ1117BH-1.8TRE1
I C 3 7 0 3 - * 2
HALF_NIM_1.8V
1
ADJ/GND
2
OUT
3
IN
100
R3704
HALF_NIM
0
R3772
NON_BUFFER
0
R3773
NON_BUFFER
0
R3774
+3.3V_BUFFER
0
R3776
+3.3V_BUFFER
TDSS-G101D
SI2176_DVB_1INPUT_H
TU3700
5
+3.3V
11
DIF[N]
2
RESET
10
D I F [ P ]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+1.8V
6
S I F
12
SHIELD
TDSS-H101F
TU3700-*1
SI2176_ATSC_1INPUT_H
5
+ B 1 [ 3 . 3 V ]
11
DIF[N]
2
RESET
10
D I F [ P ]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+ B 2 [ 1 . 8 V ]
6
S I F
12
SHIELD
TUNER_L
20110511
14
GP3_S7LR
P l e a s e , c h e c k M u l t i I t e m ! 1 0 / 1 2
P4R_GLOBAL_TUNER_BLOCK
1 . s h o u l d b e g u a r d e d b y g r o u n d
2 . N o v i a o n b o t h o f t h e m
3 . S i g n a l W i d t h > = 1 2 m i l s
S i g n a l t o S i g n a l W i d t h = 1 2 m i l s
G r o u n d W i d t h > = 2 4 m i l s
s h o u l d b e g u a r d e d b y g r o u n d
a d d , 0 9 2 9
R1
R2
close to TUNER
c l o s e t o t h e t u n e r p i n , a d d , 0 9 0 2 9
C l o s e t o t h e t u n e r
S i z e c h a n g e , 0 9 2 9
60mA
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Содержание 32LT670H
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