LG 55UK6500AUA Service Manual

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Copyright © LG Electronics Inc. All rights reserved.
Only for training and service purposes.
4. Tuner
18Y Tuner
Main
[ B1_+3.3V_RF] 3
[ +3.3V_DEMOD_TU] 11
[
B3_+1.2V_DEMOD] 13
[
IF[ P] ] 8
[
IF[ N] ] 7
[
IF_AGC] 5
[
TU_SIF] 6
[
CVBS] 4
[
ERROR] 14
[
MCLK] 15
[
SYNC] 16
[
VALID] 17
AC5 [ PAD_TS2_CLK]
A
D4 [ PAD_TS2_SYNC]
A
C4 [ PAD_TS2_VLD]
E
WBS_TU
F
E_DEMOD1_TS_CLK
F
E_DEMOD1_TS_SYNC
F
E_DEMOD1_TS_VAL
D[ 0- 7] 18- 25
F
E_DEMOD1_TS_DATA [ 0- 7]
[
GPIO_27~ 34_TP0_D0~ D7]
[ RESET1_DEMOD] 10
/ TU_RESET1_TU
A
H4 [ PAD_GPIO13]
[
LNB_TX1] 12
[
LNB] 26
I2C_SCL_2
I
2C_SDA_2
+
3.3V_NORMAL
IF_P_TU
I
F_N_TU
T
U_SIF_TU
T
U_CVBS_TU
I
F_AGC_TU
A
L11 [ PAD_IP_T]
A
M10 [ PAD_IM_T]
A
M11 [ PAD_IFAGC_T]
A
L12 / AM12 [ SIF_P/N]
Y
2 [ PADA_CVBS0]
+ D_Demod_Core
LNB1
I
C7001
LNB1_OUT
1.2K Ω
5 [ SCL]
6
[ SDA]
8
[ TONECTRL]
2
[ LNB]
33 Ω
33 Ω
AG10 [ PAD_TGPIO2SCK1]
A
H10 [ PAD_TGPIO3SDA1]
AM8 [ PAD_IP_S]
A
L8 [ PAD_IM_S]
A
K10 [ PAD_QP_S]
A
L9 [ PAD_QM_S]
A
K8 [ PAD_IFAGC_S]
A
H9 [ PAD_GPIO26 (DISEQC_OUT)]
IF_S_IP_MAIN
I
F_S_IN_MAIN
I
F_S_QP_MAIN
I
F_S_QN_MAIN
[
I[ P] ] 59
[
I[ N] ] 60
[
Q[ P] ] 62
[
Q[ N] ] 61
[
SAT_AGC] 58
EXT_Demod
O
ption
IF_S_AGC_MIAN
[
SCL_RF] 1
[
SDA_RF] 2
0 Ω
Main Ball No : 27*27 _package
+3.3V_NORMAL
3
.5V_ST
L
N
B1
_T
X
(Phillippine only)
(Phillippine only)
Ready- Not user
Ready- Not user
IC

LG 55UK6500AUA Specifications

General

Brand	LG
Model	55UK6500AUA
Category	LED TV
Language	English