LG 50UH5500 Service Manual page 57

Global F/E Option Name
1. TU
2. Tuner Name = TDJ'H',TDj'M'...
3. Country Name = KR,US,BR,EU ...
Example of Option name
TU_ALL_IntDemod = All Tuner type for Internal demod
TU_M/W = apply TDSM&TDSW Type Tuner
14' Tuner Type for Global
TDJ'H'-G101D : Half NIM for EU,AJJA
TDJ'H'-H101F : Half NIM for US, KR
TDJ'K'-T101F : Half NIM for TW
TDJ'M'-C301D,F : FULL NIM for China
TDJ'M'-B101F : Brazil NIM with Isolater Type
TDJ'M'-K101F : colombia NIM
TDJ'M'-G101D,G105D,G151D : EU Combo&Full NIM
TDJ'M'-H101F,H151F : Korea PIP tuner
TDJ'W'-A151D : AJJA T2 PIP
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.
Copyright 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
close to Tuner
TU_I2C_EU
TU_I2C_EU
C6505-*1
C6503-*1
47pF
47pF
50V
50V
1
I2C_SCL5_TU TU_I2C_NON_EU
C6505
150pF
50V
2
I2C_SDA5_TU
TU_I2C_NON_EU
C6503
150pF
50V
3
+3.3V_LNA_TU
4
TU_CVBS_TU
TU_ALL_IntDemod
5
IF_AGC_TU
C6502 close to Tuner
0.1uF
16V
TU_SIF_TU
6
R6504
0
IF_P_TU
TU_ALL_IntDemod
7
R6505
should be guarded by ground,Match GND VIA
0
IF_N_TU
TU_ALL_IntDemod
8
9 /TU_RESET1_TU
10
+3.3V_TU_I2C
11 +3.3V_TU
TU_N/D
12
LNB_TX LNB_TX
L6505
PZ1608U121-2R0TF
D_Demod_Core
13 TU_M/W
C6506
0.1uF
14 FE_DEMOD1_TS_ERROR
FE_DEMOD1_TS_CLK
15
16 FE_DEMOD1_TS_SYNC
17 FE_DEMOD1_TS_VAL
FE_DEMOD1_TS_DATA[0]
18
FE_DEMOD1_TS_DATA[1]
19
FE_DEMOD1_TS_DATA[0]
FE_DEMOD1_TS_DATA[2]
20 FE_DEMOD1_TS_DATA[1]
FE_DEMOD1_TS_DATA[2]
FE_DEMOD1_TS_DATA[3]
FE_DEMOD1_TS_DATA[3]
21
FE_DEMOD1_TS_DATA[4]
FE_DEMOD1_TS_DATA[4]
22
FE_DEMOD1_TS_DATA[5]
FE_DEMOD1_TS_DATA[6]
FE_DEMOD1_TS_DATA[5] FE_DEMOD1_TS_DATA[7]
23
FE_DEMOD1_TS_DATA[6]
24
FE_DEMOD1_TS_DATA[7]
25
26 LNB_OUT
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
TU_W_BR/TW
TU_ALL
AR6500-*1
AR6500
200
33
1/16W
I2C_SCL2
I2C_SDA2
+3.3V_NORMAL
TU_ALL
L6501
+3.3V_NORMAL
TU_EXT_ATV
PZ1608U121-2R0TF
R6516
200
C6512
0.1uF
C6510
0.1uF
OPT
TU_ALL
B
R6506
1K IF_AGC
TU_ALL_IntDemod SIF pin only Ready for K2H
TU_EXT_ATV
IF_P_MAIN
R6513 0
IF_P_MAIN
C6519
33pF
L6502
OPT
TU_N_KR_K2LP
IF_N_MAIN
C6520
33pF
TU_N/D
TU_N_KR_K2LP
R6501
TU_N/D 100 /TU_RESET1
+3.3V_NORMAL
C6507
16V
0.1uF
TU_N/D
TU_ALL
L6503
L6506
PZ1608U121-2R0TF
PZ1608U121-2R0TF
C6521
C6511 0.1uF
0.1uF
TU_ALL
TU_N/D
Demod_Core
close to Tuner
FE_DEMOD1_TS_ERROR
FE_DEMOD1_TS_CLK
FE_DEMOD1_TS_SYNC
FE_DEMOD1_TS_VAL
FE_DEMOD1_TS_DATA[0-7]
LNB_OUT
1608 perallel
because of derating
TU_EXT_ATV
R6517
200
TU_CVBS
E
E
TU_EXT_ATV_NXP_2
TU_EXT_ATV_KEC_1
MMBT3906(NXP)
Q6502
B Q6502-*1
2N3906S-RTK
C
C
+3.5V_ST
POWER_ON/OFF2_2
+5V_NORMAL
C6500
10uF
C6515
10V 1uF
TU_N/D 25V
TU_N/D
K2H
TU_CIRCUIT
FE_DEMOD1_TS_ERROR
FE_DEMOD2_TS_ERROR
T2 : Max 1.7A
else : Max 0.7A
Demod_Core
TU_N/D
IC6500
TJ2132GDP
[EP]GND
R2
POK GND
1 8
TU_N/D
10K EN FB
2 7
R1
R6500
IN OUT
3 6
OPT
C6504
2A
BIAS SS
16V
4 5
0.1uF TU_N/D
C6518
10uF
10V
C6501
2700pF
50V
TU_N/D
Vout=0.6*(1+R1/R2)
2014-10-17
18
LGE Internal Use Only