LG 55LM6700, Руководство по обслуживанию

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THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
FE_TS_DATA[5]
FE_TS_DATA[4]
FE_TS_DATA[2]
FE_TS_DATA[6]
FE_TS_DATA[7]
FE_TS_DATA[1]
FE_TS_DATA[0]
FE_TS_DATA[3]
C6526
0.1uF
16V
+5V_TU
C6519
10uF
10V
DVB_S&CHB
C6536
22uF
10V
C6522
0.1uF 16V
+3.3V_D_Demod
C6531
0.1uF
C6532
0.1uF
16V
LNB_TX
L6502
BLM18PG121SN1D
T2/C&CN&BR
C6544
0.1uF
16V L9_T2/C/S
C6512
100pF
DVB_S&CHB
/S2_RESET
CHB_DATA
L6503
BLM18PG121SN1D
CHB_SYNC
C6516
0.1uF
16V
T2/C&CHB&CN&BR
IF_AGC
I2C_SCL4
R6509
33
L6501
BLM18PG121SN1D
DVB_S&CHB
C6506
18pF
50V
OPT
C6514
0.1uF
16V
I2C_SDA4
C6517
18pF
50V
OPT
+5V_TU
C6548
0.1uF
16V
+5V_NORMAL
I2C_SDA6
+3.3V_TU
+1.8V_TU
L6507
BLM18PG121SN1D
CHB
C6501
10uF
10V
CHB
+5V_TU
L6506
BLM18PG121SN1D
NOT_T/C&AT
C6546
10uF
10V
R6510
33
IF_P
+5V_TU
C6530
0.1uF
16V
R6504 22
DVB_S&CHB
C6523
100pF
50V
CHB
CHB_CLK
R6503 22
DVB_S&CHB
C6529
22uF
10V
C6525
0.1uF
16V
OPT
C6524
100pF
OPT
R6518
82
C6507
100pF
50V
T2/C&CHB&CN&BR
R6527
20K
1%
NOT_T/C&AT
C6515
0.1uF
DVB_S&CHB
R6525
0
NOT_L9_T2/C/S
L6508
BLM18PG121SN1D
CHB
+3.3V_D_Demod
RF_SWITCH_CTL
C6528
10uF
6.3V
OPT
R6531
1
C6513
4700pF
50V CN
C6518
18pF
50V
OPT
R6529
10K
1%
NOT_T/C&AT
R6523
10K
TU_TS_ERR
+1.23V_TU
+5V_NORMAL
+3.3V_D_Demod
C6511
100pF
50V
+3.3V_TU
R6506
100 T/C&AT&CHB
+1.23V_TU
C6539
0.1uF
16V
R6528
11K
1%
NOT_T/C&AT
C6508
18pF
50V
OPT
+3.3V_TU
C6509
0.1uF
16V
CHB
TU_CVBS
C6520
0.1uF
16V
MTK/L9_DVB/ATSC/NTSC
+1.23V_TU
TU_TS_VAL
C6538
10uF
10V
NOT_T/C&AT
+3.3V_TU
TU_TS_VAL
CHB_VAL
/TU_RESET
L6500
BLM18PG121SN1D
FE_TS_VAL
FE_TS_DATA[0-7]
+3.3V_TU_IN
R6515
4.7K
FE_TS_CLK
0.1uF
C6540
R6519
1K
OPT
R6508
100
MTK/L9_DVB/ATSC/NTSC
IC6503
AZ1117BH-1.8TRE1
1
ADJ/GND
2
OUT
3
IN
C6542
0.1uF
NOT_T/C&AT
+3.3V_TU
C6510
1000pF
50V CN
+1.8V_TU
R6500 0
RF_SWITCH
TU_TS_ERR
TUNER_SIF
C6549
10uF
16V
NOT_T/C&AT
I2C_SCL6
C6527
0.1uF
OPT
+3.3V_TU
CHB_ERR
IC6501
AP2132MP-2.5TRG1
EAN61387601
NOT_T/C&AT
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
C6503
0.1uF
16V
RF_SWITCH
C6533
10uF
16V
NOT_T/C&AT
LNB_OUT
IF_N
FE_TS_SYNC
CHB_CVBS
R6513
10
DVB_S&CHB
R6512
2.2K
OPT
C6505
0.1uF
16V
+3.3V_D_Demod
R6511
100K
OPT
C6521
0.1uF
OPT
+3.3V_NORMAL
+1.8V_TU
C6500
0.1uF
16V
L9 ATSC
C6534
22uF
10V
LNB_OUT
LNB_TX
CHB_CVBS
CHB_ERR
CHB_SYNC
CHB_VAL
CHB_CLK
CHB_DATA
ATV_OUT
ATV_OUT
C6535
1uF
OPT
IC6500
74LVC1G08GW
L9_T2/C/S
3
GND
2
A
4
Y
1
B
5
VCC
R6526
100
L9_T2/C/S
1/16W
5%
AR6502
0
NOT_T/C&AT&CHB
AR6500 0
NOT_T/C&AT&CHB
AR6501
0
NOT_T/C&AT&CHB
R6516
470
Q6500
MMBT3906(NXP)
E
B
C
Q6501
MMBT3906(NXP)
E
B
C
R6532
0
MTK/L9_DVB/ATSC/NTSC
C6550
0.1uF
16V
C6551
100pF
50V
TU6500-*1
TDSS-H151F
AT_H/NIM_V
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8V]
6
SIF
12
SHIELD
TU6500
TDSS-G151D
T/C_H/NIM_V
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8V]
6
SIF
12
SHIELD
TU6503
TDSQ-G051D
T/C/S2_V
1
N.C_1
2
RESET
3
SCL
4
SDA
5
+3.3V_TUNER
6
SIF
7
+1.8V_TUNER
8
CVBS
9
T/C_IF_AGC
10
T/C_DIF[P]
11
T/C_DIF[N]
12
N.C_2
13
N.C_3
14
N.C_4
15
GND_1
16
ERROR
17
SYNC
18
VALID
19
MCLK
20
D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
28
GND_2
29
GND_3
30
+1.23V_S2_DEMOD
31
S2_RESET
38
SHIELD
32
+3.3V_S2_DEMOD
33
S2_F22_OUTPUT
34
S2_SCL
35
S2_SDA
36
LNB
37
GND_4
TU6502
TDSQ-H051F
CHB_V
1
+5V[SPLITTER]
2
RESET
3
TU_SCL
4
TU_SDA
5
M_+3.3V
6
M_SIF
7
M_+1.8V
8
M_CVBS
9
M_IF_AGC
10
M_DIF[P]
11
M_DIF[N]
12
S_3.3V
13
S_1.8V
14
S_CVBS
15
GND_1
16
SD_ERROR
17
SD_SYNC
18
SD_VALID
19
SD_MCLK
20
SD_SERIAL_D0
21
N.C_1
22
N.C_2
23
N.C_3
24
N.C_4
25
N.C_5
26
N.C_6
27
N.C_7
28
GND_2
29
GND_3
30
SD_1.23V_DEMOD
31
SD_RESET
36
SHIELD
32
SD_3.3V_DEMOD
33
N.C_8
34
SD_SCL
35
SD_SDA
TU6503-*1
TDSQ-G351D
T2/C/S2
1 N.C_1
2 RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7
+B2[1.8V]
8
CVBS
9 N.C_2
10 N.C_3
11 N.C_4
12 +B3[3.3V]
13
+B4[1.23V]
14
N.C_5
15
GND_1
16
ERROR
17
SYNC
18
VALID
19 MCLK
20 D0
21 D1
22 D2
23
D3
24
D4
25
D5
26
D6
27
D7
28
GND_2
29 GND_3
30 +B5[1.23V]
31 S2_RESET
38
SHIELD
32 +B6[3.3V]
33
S2_F22_OUTPUT
34
S2_SCL
35
S2_SDA
36
LNB
37
GND_4
TU6501-*1
TDSN-B051F
BR_F/NIM_V
1
RF_S/W_CTL
2
RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7 +B2[1.8V]
8
CVBS
9 NC_1
10
NC_2
11
NC_3
12
+B3[3.3V]
13
+B4[1.23V]
14
NC_4
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20 D0
21
D1
22 D2
23
D3
24 D4
25
D5
26
D6
27
D7
28
SHIELD
TU6504
TDSH-T151F
TW_H/NIM
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
RF_S/W_CTL
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8V]
6
SIF
12
SHIELD
TU6501
TDSN-G351D
T2/C_F/NIM_DEV
1
NC_1
2
RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7
+B2[1.8V]
8
CVBS
9
NC_2
10
NC_3
11
NC_4
12
+B3[3.3V]
13
+B4[1.23V]
14
NC_5
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20
D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
28
SHIELD
C6508-*1
68pF
50V
BR_TW_CN_TUNER
C6506-*1
68pF
50V
BR_TW_CN_TUNER
R6500-*1
1K 5%
BR_TW_CN_TUNER
R6508-*1
1K 5%
BR_TW_CN_TUNER
R6532-*1
BLM18PG121SN1D
BR_TW_CN_TUNER
120-ohm
R6528-*1
12K
1/16W
1%
CN
R6521
220
R6520
220
TU6501-*3
TDSN-C051D
CN_LG3921
1
RF_S/W_CTL
2
RESET
3 SCL
4
SDA
5 +B1[3.3V]
6
SIF
7
+B2[1.8V]
8
CVBS
9
NC_1
10
NC_2
11
NC_3
12
+B3[3.3V]
13
+B4[1.23V]
14
NC_4
15
GND
16
ERROR
17
SYNC
18 VALID
19
MCLK
20 D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
28
SHIELD
TU6501-*2
TDSN-C251D
CN_ATBM
1
RF_S/W_CTL
2
RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7 +B2[1.8V]
8
CVBS
9 NC_1
10
NC_2
11
NC_3
12
+B3[3.3V]
13
+B4[1.23V]
14
NC_4
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20 D0
21
D1
22 D2
23
D3
24 D4
25
D5
26
D6
27
D7
28
SHIELD
65
TUNER 2011.11.21
T2 : Max 1.7A
150mA(MAX)
close to TUNER
Vout=0.6*(1+R1/R2)
2. No via on both of them
Ground Width >= 24mils
1. should be guarded by ground
ERROR & VALID PIN
close to TUNER
RF_SWITCH_CTL USE: T2/C,T/C,ATSC,DTMB.ISDB-T
3. Signal Width >= 12mils
R2
2A
465mA(MAX)
should be guarded by groumd
T/C/S & H/NIM & T2/C TUNER(EU & CHINA)
R1
Signal to Signal Width = 12mils
else : Max 240mA
2012 perallel
because of derating
else : Max 0.7A
CHB : Max 480mA
T/C_H/NIM
T/C/S2 T2/C_F/NIM T2/C/S2 CHB
AT_H/NIM
CN
CHB
CN
DVB_S DVB_S T/C&AT&CHB T/C&AT&CHB
DVB_S&CHB DVB_S&CHB DVB_S&CHB
NOT_T/C&AT
NOT_T/C&AT
NOT_T/C&AT
NOT_T/C&AT
NOT_T/C&AT
RF_SWITCH
T2/C
T2/C
T2/C&CN
T2/C&CHB&CN
T2/C&CN
T2/C&CHB&CN
T/C&AT&CHB
Close to the tuner
Close to the tuner
Close to the tuner
close to TUNER
close to Tuner
Seperate GND for CHB
T/C&AT&CHB
T2/C&CHB&CN
NOT_T/C&AT&CHB NOT_T/C&AT&CHB
NOT_T/C&AT&CHB
NOT_T/C&AT&CHB
H/NIM&CHB
NOT_DVB_S
NOT_DVB_S
NOT_DVB_S
NOT_DVB_S
BR
L9_T2/C/S
Not_L9_T2/C/S
Not_L9_T2/C/S
Not_L9_T2/C/S Not_L9_T2/C/S
Not_L9_T2/C/S
Not_L9_T2/C/S
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Only for training and service purposes
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