LG 42LN5200 (CHASSIS:LT36M) Service Manual ▷ View online
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.
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.
2013/02/05
AMP_STA380BWEF
34
NC4_S7LRM
SPK_L+
+3.5V_ST
AMP_MUTE
AMP_SCL
C3420
0.22uF
50V
0.22uF
50V
R3403
10K
SPK_R-
C3415
1uF
50V
+3.3V_Normal
R3410
43
R3408
43
R3402
10K
10K
C3412
1uF
50V
C3424
1000pF
50V
1000pF
50V
R3401
10K
SPK_L+
P3401
WAFER-ANGLE
1
2
3
4
C3425
1000pF
50V
1000pF
50V
C3408
0.1uF
16V
0.1uF
16V
C3427
1000pF
50V
1000pF
50V
C3419
0.22uF
50V
0.22uF
50V
SPK_L-
SPK_L-
+3.3V_Normal
AUD_MASTER_CLK
C3423
0.22uF
50V
0.22uF
50V
C3426
1000pF
50V
1000pF
50V
C3411
0.1uF
50V
C3416
0.1uF
50V
C3413
330pF
50V
330pF
50V
C3422
0.22uF
50V
0.22uF
50V
SPK_R+
Q3401
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
AUD_LRCH
C3414
330pF
50V
330pF
50V
R3409
43
AUD_SCK
AMP_RESET
SPK_R+
R3411
43
C3407
0.1uF
16V
0.1uF
16V
POWER_DET
+24V
C3421
0.22uF
50V
0.22uF
50V
C3401
1000pF
50V
1000pF
50V
C3409
0.1uF
16V
AMP_SDA
C3418
0.22uF
50V
0.22uF
50V
R3405
0
OPT
SPK_R-
C3404
2.2uF
2.2uF
10V
C3403
0.1uF
0.1uF
16V
AUD_LRCK
R3406
0
R3407
0
IC3401
STA380BWF
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
1
3
N
C
_
1
1
4
N
C
_
2
1
5
N
C
_
3
1
6
N
C
_
4
1
7
N
C
_
5
1
8
N
C
_
6
1
9
N
C
_
7
2
0
N
C
_
8
2
1
N
C
_
9
2
2
N
C
_
1
0
2
3
N
C
_
1
1
2
4
N
C
_
1
2
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
3
7
B
I
C
K
I
3
8
L
R
C
K
I
39
SDI
40
RESET
41
PWDN
42
INTLINE
43
SDA
44
SCL
45
SA
46
TESTMODE
47
GNDDIG2
48
VDDDIG2
49
[EP]
L3404
10uH
COIL_ABCO
L3402
10uH
COIL_ABCO
L3405
10uH
COIL_ABCO
L3403
10uH
COIL_ABCO
C3417
10uF
35V
3216
R3404
100
L3401
UBW2012-121F
L3402-*1
10.0uH
COIL_GETPLUS
L3403-*1
10.0uH
COIL_GETPLUS
L3404-*1
10.0uH
COIL_GETPLUS
L3405-*1
10.0uH
COIL_GETPLUS
AUDIO AMP(STA380BWEF)
SPEAKER_R
SPEAKER_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.
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.
2012/06/20
MSTAR DEBUG_4PIN
39
NC4_S7LRM
RGB_DDC_SCL
RGB_DDC_SDA
P3900
12505WS-04A00
MSTAR_DEBUG_4P
1
2
3
4
5
JP_GND2
JP_GND3
JP_GND4
JP_GND1
MSTART DEBUG_4PIN
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.
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.
RS232C_4P_OS
2012/06/20
40
NC4_S7LRM
PM_RXD
+3.5V_ST
R4001
100
100
R4000
100
100
P4000
12507WS-04L
RS232C_DEBUG_4P
1
VCC
2
PM_RXD
3
GND
4
RM_TXD
5
GND
PM_TXD
RS-232C
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.
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.
COMP2_Pr+
R1714
10K
10K
R1721
12K
12K
R1715
10K
10K
R1713
1K
R1707
75
R1704
470K
D1706
5.6V
OPT
R1712
1K
COMP2_Pb+
+3.3V_Normal
COMP2_DET
R1705
75
75
R1709
10K
COMP2_R_IN
R1703
470K
D1709
5.6V
OPT
R1710
10K
10K
C1704
1000pF
50V
OPT
R1706
75
COMP2_L_IN
+3.3V_Normal
D1704
5.6V
COMP_LR_ZENER
COMP2_Y+/AV_CVBS_IN
R1720
12K
12K
D1705
5.6V
COMP_LR_ZENER
AV_CVBS_DET
C1705
1000pF
50V
OPT
R1722
0
0
DTV/MNT_VOUT
R1723
75
CVBS_TEST
+3.3V_Normal
C1706
0.1uF
0.1uF
CVBS_TEST
C1707
0.1uF
CVBS_TEST
4.7uF
C1708
CVBS_TEST
D1711
COMP_Y_ZENER_ROHM
D1703
COMP_Pr_ZENER_ROHM
D1712
COMP_Y_ZENER_ROHM
D1710
COMP_Pb_ZENER_ROHM
D1708
COMP_Pb_ZENER_ROHM
D1707
COMP_Pr_ZENER_ROHM
D1710-*1
COMP_Pb_ZENER_KEC
D1708-*1
COMP_Pb_ZENER_KEC
D1712-*1
COMP_Y_ZENER_KEC
D1711-*1
COMP_Y_ZENER_KEC
IC1700
MM1756DURE
CVBS_TEST
3
BIAS
2
GND
4
OUT
1
IN
6
VCC
5
PS
JK1702
PPJ245-01
COMP_AV1
6A
[GN]C-SPRING
7A
[GN]E-LUG
4A
[GN]CONTACT
5B
[BL]C-SPRING
8C
[RD1]E-LUG-S
6C
[RD1]C-SPRING
4C
[RD1]CONTACT
5D
[WH]C-SPRING
4E
[RD2]CONTACT
6E
[RD2]C-SPRING
7E
[RD2]E-LUG
D1703-*1
COMP_Pr_ZENER_KEC
D1707-*1
COMP_Pr_ZENER_KEC
AV2_CVBS_DET
2012.12.10
NC4_S7LRM
LN52_BR_REAR_JACK
COMPONENT
&
AV
&
AV
56
COMPONENT & AV(COMMON)
NOT USED TP (LN52)
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