LG 77EG9700 Service Manual page 49

FE_DEMOD1_2_TS_DATA[0]
FE_DEMOD1_TS_DATA[7]
Global F/E Option Name
1. TU
2. Tuner Name = TDS'S',TDS'Q'...
3. Country Name = T,T2,S2,KR,US,BR ...
Example of Option name
TU_Q_T2 = apply TDSQ type tuner and T2 country
TU_M/W = apply TDSM&TDSW Type Tuner
13' Tuner Type for Global
TDS'S'-G501D : T/C Half NIM Horizontal Type
TDS'Q'-G501D : T/C/S2 Combo Horizontal type
TDS'Q'-G601D : T2/C/S2 Combo Horizontal Type
TDS'Q'-G651D : T2/C/S2 Combo Vertical Type
TDS'M'-C601D : China NIM with Isolater Type
TDS'W'-J551F : Japan Dual NIM
TDS'W'-B651F : Brazil 2Tuner
TDS'W'-A651F : Taiwan 2Tuner
TDS'W'-K651F : Colombia DVB-T2 2Tuner
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 ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+3.3V_TU
L6500
BLM18PG121SN1D
+3.3V_LNA_TU
1 C6519
0.1uF
TU_M/W_CN/HK/TW/CO/BR
RF_SWITCH_CTL_TU
2
TU_ALL_IntDemod
3 IF_AGC_TU
C6500
0.1uF
16V
I2C_SCL6_TU
4
I2C_SDA6_TU
5
TU_ALL_IntDemod
R6516 10
IF_P_TU
6
TU_ALL_IntDemod
should be guarded by ground,Match GND VIA
R6517 10
IF_N_TU
7
8 TU_CVBS_TU
9 TU_SIF_TU
11 +3.3V_TUNER
12 FE_DEMOD1_TS_ERROR
TU_M
R6514 0
FE_DEMOD1_1_TS_CLK
14
R6512 0
FE_DEMOD1_2_TS_CLK
TU_W
FE_DEMOD1_TS_SYNC
15
16 FE_DEMOD1_TS_VAL
R6513 0
17 FE_DEMOD1_1_TS_DATA[0]
TU_M // W_AJ
R6521 0
TU_W_Non_AJ
R6511 0 18 FE_DEMOD1_TS_DATA[1]
TU_W_AJ
19 FE_DEMOD1_TS_DATA[2]
20 FE_DEMOD1_TS_DATA[3]
21 FE_DEMOD1_TS_DATA[4]
FE_DEMOD1_TS_DATA[5]
22
23 FE_DEMOD1_TS_DATA[6]
24 FE_DEMOD1_TS_DATA[7]
25 /TU_RESET1_TU
26 +3.3V_DEMOD_TU
27 I2C_SCL4_TU
D_Demod_Core
28
29 LNB_TX
30 I2C_SDA4_TU
31 LNB_OUT
34 FE_DEMOD2_TS_ERROR
36 FE_DEMOD2_TS_SYNC
R6522 0
37 FE_DEMOD2_TS_CLK_TU
+2.5V_DEMOD
38
39 FE_DEMOD2_TS_VAL
40 FE_DEMOD2_TS_DATA
45 /TU_RESET2_TU
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
close to TUNER
R6504 1K
TU_M/W_CN/HK/TW/CO/BR TU_M/W_CN/HK/TW/CO/BR
RF_SWITCH_CTL
C6502 R6502
0.1uF 10K
R6503 100
IF_AGC
TU_ALL_IntDemod
close to Tuner
TU_M/W_EU/CN/HK/JP
R6515-*1
R6515 33
200
I2C_SCL6
C6503
15pF TU_H/M/W_KR/US/TW/CO/BR
TU_M/W_EU/CN/HK/JP
TU_ALL_2178B
50V R6510 33
I2C_SDA6 R6510-*1
OPT
C6501
200
15pF
TU_H/M/W_KR/US/TW/CO/BR
50V
OPT
R6515-*2
TU_ALL_2178B
300
IF_P
TU_W_AJ
R6510-*2
IF_N 300
TU_W_AJ
TU_W_AJ
TU_SIF
R6518 0
R6518-*1
TU_M/W
+3.3V_TU
L6501
150
BLM18PG121SN1D
TU_H/M/W_KR/US/EU/CN/HK/TW/CO/BR
C6509
0.1uF
FE_DEMOD1_TS_ERROR TU_M/W
FE_DEMOD1_TS_CLK
FE_DEMOD1_TS_SYNC
FE_DEMOD1_TS_VAL
FE_DEMOD1_TS_DATA[0]
FE_DEMOD1_TS_DATA[1-7]
FE_DEMOD1_TS_DATA[1]
FE_DEMOD1_TS_DATA[2]
FE_DEMOD1_TS_DATA[3]
FE_DEMOD1_TS_DATA[4]
FE_DEMOD1_TS_DATA[5]
FE_DEMOD1_TS_DATA[6]
FE_DEMOD1_TS_DATA[7]
+3.3V_TU
L6503
BLM18PG121SN1D
TU_M/W
TU_M/W
C6510
R6520
0.1uF
33
TU_M/W
L6505
Demod_Core
C6512
BLM18PG121SN1D I2C_SCL4
15pF
50V
OPT
C6504 TU_M/W
0.1uF
LNB_TX
TU_M/W
TU_M/W
R6519
33
C6511
15pF I2C_SDA4
50V
LNB_OUT
OPT
C6520 C6521
0.1uF 18pF
FE_DEMOD2_TS_ERROR
LNB
LNB
FE_DEMOD2_TS_SYNC
FE_DEMOD2_TS_CLK
+2.5V_Normal
L6506
BLM18PG121SN1D
C6518 TU_W_JP
0.1uF
FE_DEMOD2_TS_VAL
TU_W_JP
FE_DEMOD2_TS_DATA
R6501
100 /TU_RESET2
C6507 TU_W
16V
0.1uF
TU_W
+3.3V_TU
C6516
0.1uF
1608 perallel
16V
because of derating
R6505 R6506 TU_ALL_2178B
200
200
TU_CVBS
E
TU_ALL_2178B
B
Q6500
MMBT3906(NXP)
C
+3.3V_NORMAL
TU_M/W
C6517
0.1uF
16V
+5V_NORMAL
TU_M/W
C6508
1uF
R6500
100 /TU_RESET1
TU_M/W_NonBr
C6505
16V
0.1uF
TU_M/W_NonBr
+3.3V_NORMAL
+3.3V_TU
C6506 C6515
22uF 0.1uF
10V 16V
85C
T2 : Max 1.7A
else : Max 0.7A
TU_M/W
IC6500 Demod_Core
AP2132MP-2.5TRG1 [EP]
R2
TU_M/W 1 8
C6513
GND
0.1uF PG
2 7
R1
TU_M/W
EN ADJ
R6507
10K
3 6
VIN VOUT
2A
4 5
VCTRL NC
EAN61387601
TU_M/W
C6514
10uF
10V
Vout=0.6*(1+R1/R2)
BSD-14Y-UD-065-HD
TUNER 2013.12.17
65
LGE Internal Use Only