LG 24MT47VC, Руководство по обслуживанию

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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.
2014/08/14
TUNER_EU_ERRC
26
MT57
FE_TS_DATA[4]
FE_TS_DATA[5]
FE_TS_DATA[3]
FE_TS_DATA[6]
FE_TS_DATA[2]
FE_TS_DATA[7]
FE_TS_DATA[1]
FE_TS_DATA[0]
C2615
20pF
50V
C2631
10uF
10V
T2_OR_CHINA/COLOMBIA
C2609
20pF
50V
C2600
100pF
50V
T2_OR_CHINA
+1.2V_DEMOD
C2629
0.1uF
16V
T2_OR_CHINA/COLOMBIA
LNB_OUT
R2617
82
CHINA/COLOMBIA
+3.3V_Normal
R2629
0
T2_OR_CHINA/COLOMBIA
+3.3V_TU
R2621
3.3K
T2_OR_CHINA/COLOMBIA
L2601
BLM18PG121SN1D
T2_OR_CHINA/COLOMBIA
DEMOD_SDA
R2604
10
CHINA_NOT
R2605
10
CHINA_NOT +3.3V_S2_DE
+3.3V_TU
FE_TS_ERR
+3.3V_LNA
R2618
0
OPT
+3.3V_TU
C2613
0.1uF
16V
T2_OR_CHINA/COLOMBIA
C2610
100pF
50V
T2_OR_CHINA/COLOMBIA
Q2600
MMBT3906(NXP)
CHINA/COLOMBIA
E
B
C
TU_SDA
C2624
22uF
10V
C2602
0.1uF
16V
T2_OR_CHINA/COLOMBIA
FE_TS_DATA[0-7]
FE_TS_VAL
C2604
20pF
50V
R2601 22
T2_OR_CHINA/COLOMBIA
R2600
10
T2_OR_CHINA/COLOMBIA
C2612
20pF
50V
+3.3V_TU
IF_N_MSTAR
R2607
(Apply)TU_I2C_FILTER_NOT
33
R2501
20K
COLOMBIA
FE_TS_SYNC
TU_SIF
C2632
1000pF
630V
TUNER_ISOLATOR_CAP
R2500
1K
CHINA/COLOMBIA
C2614
0.1uF
16V
T2_OR_CHINA/COLOMBIA
C2603
20pF
50V
T2_OR_CHINA/COLOMBIA
DEMOD_SCL
LNB_TX
C2627
0.1uF
16V
T2_OR_CHINA/COLOMBIA
R2602
0
EU
IF_P_MSTAR
R2623
12K
1%
T2_OR_CHINA/COLOMBIA
C2620
0.1uF
16V
DEMOD_RESET
C2618
1uF
10V
T2_OR_CHINA/COLOMBIA
IF_AGC_MAIN
IC2600
AP7361-Y-13
3
ADJ/NC
2
GND
4
IN
1
EN
5
OUT
R2614
4.7K
CHINA/COLOMBIA
TU_GND_B
TU_GND_A
TU_SCL
AR2601-*1 47
CHINA/COLOMBIA
+3.3V_LNA
R2608
(Apply)TU_I2C_FILTER_NOT
33
C2616
20pF
50V
R2615 0
OPT
R2609
1K
Q2601
MMBT3906(NXP)
CHINA/COLOMBIA
E
B
C
+3.3V_TU
FE_TS_VAL
FE_TS_VAL_ERR
R2611
1K
C2611
100pF
50V
T2_OR_CHINA/COLOMBIA
C2607
100pF
50V
C2617
0.1uF
16V
CHINA/COLOMBIA
AR2600-*1 47
CHINA/COLOMBIA
AR2602-*1 47
CHINA/COLOMBIA
RF_SWITCH_CTL
TU_GND_B
TU_GND_A
AR2602 0
EU/TAILAND
AR2600 0
EU/TAILAND
R2608-*1
MLG1005SR27JT
(OPT)TU_I2C_FILTER
AR2601 0
EU/TAILAND
R2607-*1
MLG1005SR27JT
(OPT)TU_I2C_FILTER
R2606-*1
100
TAILAND/COLOMBIA
C2621
0.1uF
16V
T2_OR_CHINA/COLOMBIA
R2622
0
CHINA_NOT/COLOMBIA_NOT
C2605
0.1uF
50V
EU
R2606
0
EU
R2626
0
CHINA_NOT/COLOMBIA_NOT
R2625
0
CHINA_NOT/COLOMBIA_NOT
C2500
0.1uF
16V
CHINA/COLOMBIA
FE_TS_CLK
R2628
0
CHINA_NOT/COLOMBIA_NOT
C2622
22uF
10V
TU_GND_A
R2619
220
CHINA/COLOMBIA
TU_GND_B
+1.2V_DEMOD
C2633 1000pF 630V
CHINA
R2624
22K
1%
T2_OR_CHINA/COLOMBIA
R2630
0
CHINA_NOT/COLOMBIA_NOT
C2601
0.1uF
16V
T2_OR_CHINA
R2603 22
R2627
0
CHINA_NOT/COLOMBIA_NOT
C2623
0.1uF
16V
+3.3V_TU
C2625
10uF
10V T2_OR_CHINA/COLOMBIA
R2620
220
CHINA/COLOMBIA
C2628
0.1uF
16V
+3.3V_S2_DE
C2619
22uF
10V
L2600
UBW2012-121F
C2608
0.1uF
16V
L2603
UBW2012-121F
C2606
0.1uF
16V
+3.3V_TU
TU_CVBS
R2631
1
T2_OR_CHINA/COLOMBIA
R2616
470
CHINA/COLOMBIA
TU2600
TDJM-G301D
EU_TUNER(LNB)
1
+3.3V
2
NC_1
3
AIF_AGC
4
SCL_RF
5
SDA_RF
6
AIF[P]
7
AIF[N]
8
SIF
9
CVBS
10
NC_2
11
+3.3V_RF
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
+3.3V_DEMOD
27
SCL_DEMOD
28
+1.2V_DEMOD
29
NC_3
30
SDA_DEMOD
31
LNB
47
SHIELD
32
GND
B1
B1
A1
A1
TU2601
TDJM-C401D
TUNER_CHINA
1
+3.3V
2
NC_1
3
NC_2
4
SCL_RF
5
SDA_RF
6
NC_3
7
NC_4
8
SIF
9
CVBS
10
NC_5
11
+3.3V_RF
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
+3.3V_DEMOD
27
SCL_DEMOD
28
+1.2V_DEMOD
29
NC_6
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
C2626
47uF
16V
OPT
TU2600-*1
TDJM-K301F
TUNER_COLOMBIA
1
+3.3V
2
NC_1
3
NC_2
4
SCL_RF
5
SDA_RF
6
NC_3
7
NC_4
8
SIF
9
CVBS
10
NC_5
11
+3.3V_RF
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
+3.3V_DEMOD
27
SCL_DEMOD
28
+1.2V_DEMOD
29
NC_6
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
TU2601-*1
TDJM-G305D
TUNER_AJ_TAILAND
1
+3.3V
2
NC_1
3
NC_2
4
SCL_RF
5
SDA_RF
6
NC_3
7
NC_4
8
SIF
9
CVBS
10
NC_5
11
+3.3V_RF
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
+3.3V_DEMOD
27
SCL_DEMOD
28
+1.2V_DEMOD
29
NC_6
30
SDA_DEMOD
47
SHIELD
B1
B1
A1
A1
C2633-*1 0 1/4W 5% LNB
L15 TUNER_EU T2/C/S2
GPIO must be added.
GND seperation for CHINA tuner
ERROR & VALID PIN
R2
R1
Vo=0.8*(1+R1/R2)
close to TUNER
should be guarded by ground
Close to TUNER
TUNER FOR AJ_T2 (TAILAND)
COLUMBIA T2
CHINA T2
11/17 DVB-S sensitivity
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Only for training and service purposes
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