DOWNLOAD LG 32LN540B (CHASSIS:LT36B) Service Manual ↓ Size: 6.59 MB | Pages: 77 in PDF or view online for FREE

Model
32LN540B (CHASSIS:LT36B)
Pages
77
Size
6.59 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
32ln540b-chassis-lt36b.pdf
Date

LG 32LN540B (CHASSIS:LT36B) Service Manual ▷ View online

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.
2012/06/20
HEADPHONE
15
NC4_S7LRM
R1500
3.3K
HEAD_PHONE_POP
C1500
10uF
16V
HEAD_PHONE
C1501
10uF
16V
HEAD_PHONE
JK1500
KJA-PH-0-0177
HEAD_PHONE
3
DETECT
4
L
5
GND
1
R
+3.3V_Normal
R1504
10K
HEAD_PHONE
C1503
1000pF
50V
OPT
HP_LOUT
R1503
1K
HEAD_PHONE
HP_DET
+3.5V_ST
HP_ROUT
SIDE_HP_MUTE
R1501
1K
HEAD_PHONE
C1502
1000pF
50V
OPT
R1502
1K
HEAD_PHONE
Q1502
MMBT3904(NXP)
HEAD_PHONE_POP
E
B
C
Q1503
MMBT3904(NXP)
HEAD_PHONE_POP
E
B
C
Q1505
MMBT3904(NXP)
HEAD_PHONE_POP
E
B
C
Q1504
MMBT3904(NXP)
HEAD_PHONE_POP
E
B
C
Q1501
MMBT3906(NXP) 
HEAD_PHONE_POP
E
B
C
Q1500
MMBT3904(NXP)
HEAD_PHONE_POP
E
B
C
R1505
1K
HEAD_PHONE_POP
Headphone  
*Option : HEAD_PHONE
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.
COMP2_Pr+
AV2_CVBS_DET
R1714
10K
R1721
12K
R1715
10K
R1719
12K
AV2
R1713
1K
R1707
75
R1704
470K
R1700
470K
AV2
D1706
5.6V
OPT
R1712
1K
COMP2_Pb+
+3.3V_Normal
COMP2_DET
R1701
470K
AV2
R1705
75
R1709
10K
COMP2_R_IN
R1703
470K
D1709
5.6V
OPT
AV2_R_IN
D1702
5.6V
OPT
D1701
5.6V
AV2_LR_ZENER
C1701
1000pF
50V
OPT
R1716
10K
AV2
R1710
10K
C1704
1000pF
50V
OPT
R1706
75
COMP2_L_IN
R1711
1K
AV2
+3.3V_Normal
+3.3V_Normal
D1704
5.6V
COMP_LR_ZENER
R1702
75
AV2
D1700
5.6V
AV2_LR_ZENER
R1718
12K
AV2
R1708
10K
AV2
AV2_CVBS_IN
C1703
47pF
50V
AV2
COMP2_Y+/AV_CVBS_IN
C1702
1000pF
50V
OPT
R1720
12K
AV2_L_IN
R1717
10K
AV2
D1705
5.6V
COMP_LR_ZENER
AV_CVBS_DET
C1705
1000pF
50V
OPT
R1722
0
DTV/MNT_VOUT
R1723
75
CVBS_TEST
+3.3V_Normal
C1706
0.1uF
CVBS_TEST
C1707
0.1uF
CVBS_TEST
4.7uF
C1708
CVBS_TEST
JK1701
PPJ248-01 
COMP_AV1/2
6D
[GN]C-SPRING
7D
[GN]E-LUG
4D
[GN]CONTACT
5E
[BL]C-SPRING
8F
[RD1]E-LUG-S
6F
[RD1]C-SPRING
4F
[RD1]CONTACT
5G
[WH1]C-SPRING
4H
[RD2]CONTACT
6H
[RD2]C-SPRING
7H
[RD2]E-LUG
7A
[YL]E-LUG
6A
[YL]C-SPRING
4A
[YL]CONTACT
5B
[WH2]C-SPRING
4C
[RD3]CONTACT
6C
[RD3]C-SPRING
7C
[RD3]E-LUG
D1711
COMP_Y_ZENER_ROHM
D1703
COMP_Pr_ZENER_ROHM
D1712
COMP_Y_ZENER_ROHM
D1714
AV2_CVBS_ZENER_ROHM
D1713
AV2_CVBS_ZENER_ROHM
D1710
COMP_Pb_ZENER_ROHM
D1708
COMP_Pb_ZENER_ROHM
D1707
COMP_Pr_ZENER_ROHM
D1714-*1
AV2_CVBS_ZENER_KEC
D1713-*1
AV2_CVBS_ZENER_KEC
D1710-*1
COMP_Pb_ZENER_KEC
D1708-*1
COMP_Pb_ZENER_KEC
D1707-*1
COMP_Pr_ZENER_KEC
D1703-*1
COMP_Pr_ZENER_KEC
D1712-*1
COMP_Y_ZENER_KEC
D1711-*1
COMP_Y_ZENER_KEC
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
IC1700
MM1756DURE
CVBS_TEST
3
BIAS
2
GND
4
OUT
1
IN
6
VCC
5
PS
2012.08.14
NC4_S7LRM
REAR_NON_EU_L
COMPONENT
&
AV1
17
AV2
COMPONENT1 & AV(COMMON), AV2
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.
LAN
2012/06/21
21
NC4_S7LRM
EPHY_RN
EPHY_TN
EPHY_TP
JK2100
XRJV-01V-0-D12-080
ETHERNET_XMULTIPLE
1
2
3
4
5
6
7
8
9
9
+2.5V_Normal
EPHY_RP
C2104
0.01uF
50V
ETHERNET
L2101
BLM18PG121SN1D
ETHERNET
R2101
49.9
ETHERNET
R2102
49.9
ETHERNET
C2101
0.1uF
ETHERNET
R2104
49.9
ETHERNET
C2102
0.1uF
ETHERNET
R2103
49.9
ETHERNET
JK2100-*1
RJ45VT-01SN002
ETHERNET_XML_EMI
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
ETHERNET
* H/W option : ETHERNET
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.
2012/08/29
AMP_STA380BWEF
34
NC4_S7LRM
SPK_L+
+3.5V_ST
AMP_MUTE
AMP_SCL
C3420
0.22uF
50V
R3403
10K
SPK_R-
C3415
1uF
50V
+3.3V_Normal
R3410
43
R3408
43
L3401
CIS21J121
R3404
100
R3402
10K
C3412
1uF
50V
C3424
1000pF
50V
R3401
10K
SPK_L+
P3401
WAFER-ANGLE
1
2
3
4
C3425
1000pF
50V
C3408
0.1uF
16V
C3427
1000pF
50V
C3419
0.22uF
50V
SPK_L-
SPK_L-
+3.3V_Normal
AUD_MASTER_CLK
C3423
0.22uF
50V
C3426
1000pF
50V
C3411
0.1uF
50V
C3416
0.1uF
50V
C3413
330pF
50V
C3422
0.22uF
50V
SPK_R+
Q3401
MMBT3904(NXP)
E
B
C
AUD_LRCH
C3414
330pF
50V
R3409
43
AUD_SCK
AMP_RESET
SPK_R+
R3411
43
C3407
0.1uF
16V
POWER_DET
+24V
C3421
0.22uF
50V
C3401
1000pF
50V
C3409
0.1uF
16V
AMP_SDA
C3418
0.22uF
50V
R3405
0
OPT
SPK_R-
C3404
2.2uF
10V
C3403
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
L3402
10uH
L3405
10uH
L3403
10uH
C3417
10uF
35V
3216
AUDIO AMP(STA380BWEF)
SPEAKER_R
SPEAKER_L
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