LG 60PB6500, Service Manual

Page: 15 / 51

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.
TUNER
BUF1_FE_TS_DATA[6]
BUF1_FE_TS_DATA[7]
BUF1_FE_TS_DATA[2]
BUF1_FE_TS_DATA[5]
BUF1_FE_TS_DATA[1]
BUF1_FE_TS_DATA[3]
BUF1_FE_TS_DATA[0]
BUF1_FE_TS_DATA[4]
TU_GND_B
R309 33
IF_AGC_MAIN
C310
100pF
50V
F_NIM
+3.3V_TU
C302
0.1uF
16V
F_NIM
R306
0
C301
0.1uF
16V
AR302 0
F_NIM
R310
1K
IF_P_MSTAR
+3.3V_TU
AR300 0
F_NIM
C312
0.1uF
16V
RF_SWITCH_CTL
TU_SCL
BUF1_FE_TS_CLK
C308
47pF
50V
AR301 0
F_NIM
R305
10
DEMOD_RESET
C321
0.1uF
16V
DEMOD_SCL
RF_SWITCH_CTL
R308 33
TU_GND_B
+3.3V_TU
R303 22
F_NIM
TU_GND
BUF1_FE_TS_VAL_ERR
C309
47pF
50V
L301
BLM18PG121SN1D
F_NIM
+3.3V_S2_DE
C300
100pF
50V
TU_GND_B
IF_N_MSTAR
C303
20pF
50V
F_NIM
C307
100pF
50V
R322
1K
RF_SWITCH_CTL
TU_GND_B
R301
22
F_NIM
R300
10
F_NIM
+3.3V_TU
+1.2V_TU
C305
0.1uF
16V
F_NIM
C319
22uF
10V
C314
0.1uF
16V
F_NIM
BUF1_FE_TS_DATA[0-7]
BUF1_FE_TS_SYN
TU_SDA
R323
20K
RF_SWITCH_CTL
C326
0.1uF
16V
F_NIM
LNB_OUT
R312
1K
TU_GND_B
C313
0.1uF
16V
F_NIM
C324
0.1uF
C311
100pF
50V
F_NIM
LNB_TX
FE_TS_ERR
R304
10
R302
51
F_NIM
C304
20pF
50V
F_NIM
L300
UBW2012-121F
+3.3V_LNA
C320
0.1uF
16V
C322
22uF
10V
C306
0.1uF
16V
TU_GND
DEMOD_SDA
+3.3V_LNA
+3.3V_S2_DE
R329
0
READY
R327
0
READY
R325
0
READY
R328
0
READY
TU_GND
R324
0
DVB-T/C_Tuner
R326
0
READY
TU_GND
TU_GND
TDJH-G101D
TU300
DVB-T/C_Tuner
47
SHIELD
6
IF[P]
7
IF[N]
8
NC_2
9
NC_3
1
B1[+3.3V]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
R330
2.2K
READY
R331
2.2K
READY
+3.3V_S2_DE
+3.3V_S2_DE
TDJK-T101F
TU303
TU_BR_PA
47
SHIELD
6
IF[P]
7
IF[N]
8
NC_1
9
NC_2
1
B1[+3.3V]
2
RF_S/W_CTL
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
TU302
TDJM-K101F
TU_CO
1
B1[+3.3V]
2
RF_SW_CTL
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
NC_1
9
NC_2
10
NC_3
11
NC_4
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VAILD
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B2[+3.3V]
27
SCL_DEMOD
28
B3[+1.1V]
29
NC_5
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
TU301
TDJM-G101D
DVB-T2/C/S2_Tuner
1
B1[+3.3V]
2
NC_1
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
NC_2
9
NC_3
10
NC_4
11
B2[+3.3V]
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VALID
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B3[+3.3V]
27
SCL_DEMOD
28
B4[+1.1V]
29
F22_OUTPUT
30
SDA_DEMOD
31
LNB
47
47
32
GND
B1
B1
A1
A1
C323
10uF
10V
F_NIM
C328
10pF
READY
C327
10pF
READY
TDJH-H101F
TU300-*1
TU_KR
47
SHIELD
6
IF[P]
7
IF[N]
8
NC_2
9
NC_3
1
B1[+3.3V]
2
NC_1
3
IF_AGC
4
SCL
5
SDA
A1
A1
B1
B1
TU301-*1
TDJM-G105D
TU_Thailand
1
B1[+3.3V]
2
NC_1
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
NC_2
9
NC_3
10
NC_4
11
B2[+3.3V]
12
ERROR
13
GND_1
14
MCLK
15
SYNC
16
VAILD
17
D0
18
D1
19
D2
20
D3
21
D4
22
D5
23
D6
24
D7
25
RESET_DEMOD
26
B3[+3.3V]
27
SCL_DEMOD
28
B4[+1.1V]
29
F22_OUTPUT
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
3 10
2013-08-06
TU300-1
ATSC
TU301
TDJH=H101F
TDJH-G101D
close to Tuner
HNIM
HNIM
X
OPT4
X
W/O AD
W/O AD
TDJM-G101D
W/O AD
<+3.3V_LNA>
TU302
DVB-S2/T2
TU303
HNIM
TDJM-K101F
X
should be guarded by ground
TDJK-T101F
TUNER
OPT2
DVB-T2
<L14 TUNER T2/C/S2>
OPT1 OPT3
TU300
<+3.3V_S2_DE>
SBTVD
DVB-T/C
GND seperation for DVB-T2, SVBTVD tuner
L14
Tuner
Copyright © 2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only