LG 43LF5400-UB - Page 28

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.
C507
0.1uF
16V
+3.3V_TU
C508
22uF
6.3V
+3.3V_NORMAL
C510
0.1uF
16V
C509
22uF
6.3V
TU_SCL
TU_SDA
R503
1.8K
C506
20pF
50V
OPT
R502
1.8K
+3.3V_TU
C505
20pF
50V
OPT
IF_P_MSTAR
IF_N_MSTAR
C504
15pF
50V
C501
15pF
50V
AR500
33
1/16W
R501
33
1/16W
5%
R500
33
1/16W
5%
L500
PZ1608U121-2R0TF
C503
0.1uF
16V
+3.3V_TU
C500
100pF
50V
C502
0.1uF
16V
IF_AGC_MAIN
TU_GND_A
TDJH-H301F
TU501
47
SHIELD
6
DIF[P]
7
DIF[N]
8
SIF
9
CVBS
1
+3.3V
2
NC_1
3
DIF_AGC
4
SCL_RF
5
SDA_RF
A1
A1
B1
B1
L15_M1L
140822
TUNER
3.3V_NORMAL -> 3.3V_TU
TUNER for ATSC W/O Isolator
Close to the tuner
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
5 5
should be guarded by ground
close to the tuner pin
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Only for training and service purposes
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