DOWNLOAD LG 42LT560E-CA (CHASSIS:LC2EC) Service Manual ↓ Size: 11 MB | Pages: 36 in PDF or view online for FREE

Model
42LT560E-CA (CHASSIS:LC2EC)
Pages
36
Size
11 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
42lt560e-ca-chassis-lc2ec.pdf
Date
PREV: LG 42LT560C / 42LT560E (CHASSIS:LA2AC) Service Manual

LG 42LT560E-CA (CHASSIS:LC2EC) Service Manual ▷ View online

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.
2011/12/23
TUNER_EU
26
GP4L_S7LR2
FE_TS_DATA[1]
FE_TS_DATA[4]
FE_TS_DATA[3]
FE_TS_DATA[7]
FE_TS_DATA[6]
FE_TS_DATA[5]
FE_TS_DATA[2]
FE_TS_DATA[0]
C2630
0.1uF
16V
R2607
0
OPT
C2648
0.1uF
16V
C2633
0.1uF
16V
T2
FE_TS_VAL_ERR
TU_SDA
C2644
0.1uF
16V
R2608
0
HALF_NIM/EU_NON_T2
C2628
10uF
10V
OPT
L2603
BLM18PG121SN1D
T2
TU_SIF
L2602
BLM18PG121SN1D
OPT
C2603
0.1uF
16V
RF_SW_OPT
AR3702-*1
33
1/16W
OPT
+2.5V_TU
+3.3V_TU
+3.3V_TU
FE_TS_VAL
C2617
0.1uF
16V
T2
R2616
4.7K
C2646
22uF
10V
R2601
0
HALF_NIM/EU_NON_T2
IC2600
AP2114H-2.5TRG1
OPT
GND
VOUT
VIN
+3.3V_TU
FE_TS_SYNC
AR3701-*1
33
1/16W
OPT
C2640
0.1uF
16V
OPT
+3.3V_TU
R2611
100
R2620
1
1/16W
5%
OPT
AR3702
47
FULL_NIM_NON_S
C2600
0.1uF
16V
R2621
0
FE_TS_CLK
C2643
22uF
10V
R2619
82
FE_TS_ERR
RF_SWITCH_CTL
C2629
0.1uF
16V
OPT
R2627
0
OPT
TU_CVBS
C2627
0.1uF
16V
OPT
IF_AGC_MAIN
R2606
0
T2
R2622
1K
OPT
R2614
100K
R2610
TU_I2C_NON_FILTER
33
R2871
1K
R2615
0
OPT
+3.3V_T2_TU
C2618
10uF
6.3V
T2
+3.3V_TU
C2631
10uF
10V
T2
AR3703
47
FULL_NIM_NON_S
+3.3V_TU
C2622
0.1uF
16V
IF_P_MSTAR
R2609
TU_I2C_NON_FILTER
33
C2616
0.1uF
16V
T2
AR3701
47
FULL_NIM_NON_S
C2614
100pF
50V
T2
AR3703-*1
33
1/16W
OPT
C2623
0.1uF
16V
FE_TS_ERR
R2624
220
C2601
0.1uF
16V
OPT
R2870
1K
R2602
0
HALF_NIM/EU_NON_T2
C2604
0.1uF
16V
C2602
100pF
50V
C2621
100pF
50V
R2628
0
FE_TS_DATA[0-7]
IF_N_MSTAR
+2.5V_TU
+3.3V_Normal
C2634
0.1uF
16V
OPT
L2601
BLM18PG121SN1D
T2
+3.3V_TU
TU_SCL
C2626
0.1uF
16V
+3.3V_T2_TU
+3.3V_TU
R2631
0
OPT
TUNER_RESET
+3.3V_TU
R2625
220
R2603
0
RF_SW_OPT
FE_TS_VAL
+1.23V_TU
C2620
0.1uF
16V
T2
C2632
10uF
10V
OPT
+3.3V_S2_DE
TU2601
TDSQ-G001D 
TU_T/C/S2
1
NC_1
2
RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7
+B2[1.8V]
8
CVBS
9
T/C_IF_AGC
10
T/C_DIF[P]
11
T/C_DIF[N]
12
NC_2
13
NC_3
14
NC_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
+B3[1.23V]
31
S2_RESET
38
SHIELD
32
+B4[3.3V]
33
S2_F22_OUTPUT
34
S2_SCL
35
S2_SDA
36
LNB
37
GND_4
TU2602
TDSS-G101D
TU_T/C
5
+3.3V
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+1.8V
6
SIF
12
SHIELD
TU2603
TDSN-G301D
TU_T2/C
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
C2606
100uF
16V
OPT
R2618
470
Q2601
MMBT3906(NXP) 
E
B
C
Q2600
MMBT3906(NXP) 
E
B
C
+3.3V_TU
C2635
0.1uF
16V
LNA2_CTL
+1.8V_TU
IF_AGC_SEL
C2645
0.1uF
16V
FULL_NIM
DEMOD_RESET
C2641
0.1uF
16V
R2632
1
R2629
3.3K
FULL_NIM
C2647
10uF
10V
FULL_NIM
IC2603
AP1117E18G-13 
OUT
INADJ/GND
IC2602
TJ4220GDP-ADJ 
FULL_NIM
3
VIN3
2
EN2
4
NC4
1
NC_1
5
NC_2
6
VOUT
7
ADJ/SENSE
8
GND
9
[EP]GND
C2642
10uF
10V
R2873
200
1%
OPT
R2633
12K
1%
FULL_NIM
R2634
22K
1%
FULL_NIM
L2606
CIS21J121
R2872
0
IC2601
74LVC1G08GW 
OPT
3
2
4
1
5
TU2603-*1
TDSN-C201D
TU_CHINA
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
D7
27
D8
28
SHIELD
C2607
20pF
50V
C2612
20pF
50V
C2651
20pF
50V
C2652
20pF
50V
+1.8V_TU
R2876
0
OPT
T2_DMOD_CAM
R2609-*1
MLG1005SR27JT
TU_I2C_FILTER
R2610-*1
MLG1005SR27JT
TU_I2C_FILTER
+1.23V_TU
GP4R_GLOBAL_TUNER_BLOCK
ERROR & VALID PIN 
should be guarded by ground
GPIO must be added.
Close to TUNER
close to TUNER
close to TUNER
R1
Close to the tuner
VREF=1.25V
R2
Vo=0.8*(1+R2/R1)
R2
This was being applied to the only china demod,
so this has to be deleted in both main and ISDB sheet. 
Vo=VREF*(1+R2/R1)
R1
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.
REAR_JACK
2012/01/06
28
GP4L_S7LR2
R2825
470K
COMP2_Pr+
R2842
1K
R2837
10K
@optio
C2811
1000pF
50V
OPT
AV_CVBS_DET
R2838
1K
@optio
R2841
10K
R2823
75
JK2803
PPJ234-02
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
R2832
10K
+3.3V_Normal
COMP2_Y+/AV_CVBS_IN
R2824
75
R2822
75
R2834
12K
R2826
470K
R2831
10K
COMP2_Pb+
COMP2_R_IN
C2813
0.1uF
16V
@optio
COMP2_L_IN
+3.3V_Normal
R2833
12K
C2810
1000pF
50V
OPT
COMP2_DET
L2805
CM2012FR10KT 
COMP2_ADC_FILTER_L
L2806
CM2012FR10KT 
COMP2_ADC_FILTER_L
L2807
CM2012FR10KT 
COMP2_ADC_FILTER_L
C2825
47pF
50V
COMP2_ADC_FILTER
C2826
47pF
50V
COMP2_ADC_FILTER
C2827
47pF
50V
COMP2_ADC_FILTER
C2828
47pF
50V
COMP2_ADC_FILTER
C2829
47pF
50V
COMP2_ADC_FILTER
C2830
47pF
50V
COMP2_ADC_FILTER
L2805-*1
0
COMP2_NON_ADC_FILTER
L2806-*1
0
COMP2_NON_ADC_FILTER
L2807-*1
0
COMP2_NON_ADC_FILTER
D2813
20V
OPT
D2814
20V
OPT
D2812
20V
OPT
D2817
5.6V
OPT
D2818
5.6V
OPT
5.6V
OPT
D2816
D2815
5.6V
OPT
EXT_SPK_R+
JK1603
PEJ029-02
EXT_SPK
3
E_SPRING
6
T_TERMINAL
7
B_TERMINAL
5
T_SPRING
4
R_SPRING
8
G_SPRING
L1604
EXT_SPK
R1665
4.7K
EXT_SPK
C1627
39pF
OPT
+3.3V_Normal
C1631
39pF
OPT
R1667
51K
OPT
EXT_SPK_L+
EXT_SPK_L-
C1626
39pF
OPT
C1630
39pF
OPT
EXT_SPK_R-
EXT_SPK_DET
L1606
EXT_SPK
L1607
EXT_SPK
L1605
EXT_SPK
R1670
100
EXT_SPK
COMPONENT2
COMPONENT&COMPSIT/EXT_SPK/IR OUT JACK
EXT SPEAKER
TH
ER
MA
L
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.
2011/11/16
AMP_STA380BWE
34
GP4L_S7LR2
SPK_R-
+3.3V_AMP
R3402
100
NON_LIPS
C3421
0.22uF
50V
+3.3V_AMP
C3420
0.22uF
50V
C3405
33pF
50V
OPT
R3408
43
C3406
33pF
50V
OPT
R3411
0
LIPS
AMP_SCL
C3409
0.1uF
16V
R3407
43
L3402
10.0uH
SPK_R+
+3.3V_Normal
AMP_RESET
L3403
10.0uH
C3401
1000pF
50V
C3404
2.2uF
10V
C3418
0.22uF
50V
R3404
0
AMP_SDA
P3400
WAFER-ANGLE
1
2
3
4
SPK_L-
SPK_R+
C3408
0.1uF
16V
SPK_L+
AUD_LRCH
R3401
10K
NON_LIPS
SPK_R-
L3401
BLM18PG121SN1D
C3402
0.1uF
50V
R3403
0
L3405
10.0uH
R3400
10K
NON_LIPS
SPK_L+
C3423
0.22uF
50V
+24V_AMP
AUD_MASTER_CLK
AUD_LRCK
SPK_L-
C3403
0.1uF
16V
C3407
0.1uF
16V
AUD_SCK
C3417
10uF
35V
C3400
0.1uF
50V
C3411
0.1uF
50V
R3410
43
C3422
0.22uF
50V
+24V
C3416
0.1uF
50V
+3.3V_AMP
C3419
0.22uF
50V
L3404
10.0uH
+3.5V_ST
Q3400
MMBT3904(NXP)
NON_LIPS
E
B
C
R3409
43
AMP_MUTE
+24V_AMP
C3413
330pF
50V
C3414
330pF
50V
C3426
1000pF
50V
C3427
1000pF
50V
C3425
1000pF
50V
C3424
1000pF
50V
C3415
1uF
50V
C3412
1uF
50V
L3400
CIS21J121
IC3400
STA380BW
1
VCC_REG
2
VSS_REG
3
OUT2B
4
GND2
5
VCC2
6
OUT2A
7
OUT1B
8
VCC1
9
GND1
10
OUT1A
11
VDD_REG
12
GND_REG
13
NC_1
14
NC_2
15
NC_3
16
NC_4
17
NC_5
18
NC_6
19
NC_7
20
NC_8
21
NC_9
22
NC_10
23
NC_11
24
NC_12
25
NC_13
26
NC_14
27
NC_15
28
VDDDIG1
29
GNDDIG1
30
FFX3A
31
FFX3B
32
EAPD/FFX4A
33
TWARNEXT/FFX4B
34
VREGFILT
35
AGNDPLL
36
MCLK
37
BICKI
38
LRCKI
39
SDI
40
RESET
41
PWDN
42
INTLINE
43
SDA
44
SCL
45
SA
46
TESTMODE
47
GNDDIG2
48
VDDDIG2
49
[EP]
POWER_DET
R3412
10K
NON_LIPS
SPEAKER_L
AUDIO AMP(STA380BWE)
SPEAKER_R
- 16 -
Page of 36
Display

LG 42LT560E-CA (CHASSIS:LC2EC) Service Manual ▷ Download

RANDOM: