DOWNLOAD LG 42LN54XX / 42LN540S / 42LN540V / 42LN541V / 42LN542V (CHASSIS:LD31B / LD36B) Service Manual ↓ Size: 8.53 MB | Pages: 76 in PDF or view online for FREE

Model
42LN54XX 42LN540S 42LN540V 42LN541V 42LN542V (CHASSIS:LD31B LD36B)
Pages
76
Size
8.53 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD
File
42ln54xx-42ln540s-42ln540v-42ln541v-42ln542v-chass.pdf
Date

LG 42LN54XX / 42LN540S / 42LN540V / 42LN541V / 42LN542V (CHASSIS:LD31B / LD36B) Service Manual ▷ View online

F
i
b
e
r
 
O
p
t
i
c
Fiber Optic
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.
SPDIF
12/06/12
10
NC4_S7LRM
+3.3V_Normal
SPDIF_OUT
JK1001
2F01TC1-CLM97-4F 
SPDIF-JACK-FOXCONN
3
VIN
2
VCC
1
GND
4
S
H
I
E
L
D
C1002
100pF
50V
C1001
0.1uF
16V
JK1001-*1
JST1223-001
SPDIF-JACK-SOLTEAM
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
SPDIF OPTIC JACK
5.15 Mstar Circuit Application
SPDIF
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.
S_FLASH_OS
2012/06/20
13
NC4_S7LRM
SPI_SCK
+3.5V_ST
+3.5V_ST
C1300
0.1uF
R1301
4.7K
OPT
/SPI_CS
SPI_SDO
IC1300
MX25L8006EM2I-12G
SPI_FLASH_MACRONIX
3
WP#
2
SO/SIO1
4
GND
1
CS#
5
SI/SIO0
6
SCLK
7
HOLD#
8
VCC
R1302
33
R1300
10K
OPT
SPI_SDI
/FLASH_WP
IC1300-*1
W25Q80BVSSIG
SPI_FLASH_WINBOND
3
%WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
DI[IO0]
6
CLK
7
HOLD[IO3]
8
VCC
+3.5V_ST
Serial Flash for SPI boot(OS)
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
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