LG 22LT360C-ZA (CHASSIS:LD2AA) 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.
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.
PM_RXD
PM_TXD
0 . 1 u F
C1105
22UH
PSU_POWER_OUT
L50
CB3216PA501E
POWER_OUT
L54
0 . 3 3 u F
C1101
JP1122
22uF
16V
16V
POWER_OUT
C63
+12V
1/16W
10K
1%
PSU_POWER_OUT
R57
150pF
50V
50V
PSU_POWER_OUT
C50
22uF
16V
16V
POWER_OUT
C64
0 . 1 u F
C1104
JP1121
MP5000DQ
POWER_OUT
IC52
3
ENABLE/FAULT
2
DV/DT
4
I-LIMIT
1
GND
5
NC
6
SOURCE_1
7
SOURCE_2
8
SOURCE_3
9
SOURCE_4
10
SOURCE_5
11
VCC
22uF
25V
25V
PSU_POWER_OUT
C52
0 . 1 u F
C1106
0 . 1 u F
50V
50V
POWER_OUT
C65
IR_OUT
100K
PSU_POWER_OUT
R52
CDS3C30GTH
30V
30V
D1108
OPT
THERMAL
MP4460DQ-LF-Z
PSU_POWER_OUT
IC50
3
EN
2
SW_2
4
COMP
1
SW_1
5
FB
6
GND
7
FREQ
8
VIN_1
9
VIN_2
10
BST
11
EP_GND
1/16W
20K
1%
PSU_POWER_OUT
R55
EXT_12V
0 . 1 u F
50V
PSU_POWER_OUT
C53
43
POWER_OUT
R65
1/16W
270K
1%
PSU_POWER_OUT
R56
1K
POWER_OUT
R63
0 . 1 u F
C1102
18K
PSU_POWER_OUT
R50
0 . 1 u F
50V
PSU_POWER_OUT
C51
+24V
+3.5V_ST
EAN41348201
MAX3232CDR
IC1101
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
22
PSU_POWER_OUT
R54
0 . 1 u F
50V
50V
PSU_POWER_OUT
C55
470pF
50V
50V
POWER_OUT
C61
0 . 1 u F
C1103
3 . 3 u F
50V
50V
PSU_POWER_OUT
C54
CDS3C30GTH
30V
30V
D1107
OPT
1uF
16V
16V
POWER_OUT
C62
100
R1124
EXT12V_CTRL
EXT_12V
MBRA340T3G
PSU_POWER_OUT
D50
+12V
SPG09-DB-009
JK1101
1
2
3
4
5
6
7
8
9
10
100
R1123
CB3216PA501E
LIPS_POWER_OUT
L51
+12V/+15V
1K
R1100
BAP70-02
50V
D1100
+3.5V_ST
150K
PSU_POWER_OUT
R51
1/8W
200K
1%PSU_POWER_OUT
R53
100K
POWER_OUT
R66
1/16W
1.2K
POWER_OUT
R67
EXT_PWR_DET
POWER_OUT
D51
A1
C
A2
100
POWER_OUT
R64
0 . 1 u F
16V
16V
OPT
C56
1/16W
2.4K
5%
POWER_OUT
R68
NCP803SN293
I C 5 1 - * 1
POWER_OUT_ON_SEMI
1
GND
3
VCC
2
RESET
APX803D29
POWER_OUT_DIODES
IC51
1
GND
3
VCC
2
RESET
20110324
GP3_S7LR
RS232C_9PIN
10
c l o s e t o p i n
( F o r E x t e r n a l p o w e r )
DC DC CONVERTER +12V_ONLY PSU
12V EXT PowerOut
RS232C
S w i t c h i n g n o i s e r e d u c i n g [ M P S r e c o m m e n d ]
$ 0 . 2 1
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.
RXA1+
0 . 1 u F
16V
16V
26_LVDS
C703
RXA2+
1000pF
50V
50V
OPT
C702
RXA3-
RXA0+
10K
OPT
R711
10uF
16V
16V
OPT
C701
RXA3+
RXACK+
RXA1-
0
OPT
R713
RXACK-
PANEL_VCC
+3.3V_Normal
RXA0-
3.3K
OPT
R712
FF10001-30
P705
26_LVDS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
RXA2-
70-ohm
26_LVDS
L701
0
OPT
R714
RXACK-
RXACK+
RXA1-
FF10001-30
22_LVDS
P706
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
RXA3+
70-ohm
22_LVDS
L702
RXA1+
RXA2-
PANEL_VCC
RXA0+
RXA2+
RXA3-
0 . 1 u F
16V
16V
22_LVDS
C705
RXA0-
1000pF
50V
50V
OPT
C704
20110324
GP3_S7LR
LVDS_LARGE
11
LVDS_SEL
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.
SPI_SCK
+3.5V_ST
KRC103S
Q1401
OPT
E
B
C
+3.5V_ST
0 . 1 u F
C1401
4.7K
R1404
OPT
/SPI_CS
SPI_SDO
MX25L8006EM2I-12G
IC1401
S_FLASH_MAIN_MACRONIX
3
WP#
2
SO/SIO1
4
GND
1
CS#
5
S I / S I O 0
6
SCLK
7
HOLD#
8
VCC
33
R1405
10K
R1403
OPT
SPI_SDI
/FLASH_WP
0
OPT
R1401
W25Q80BVSSIG
IC1401-*1
S_FLASH_MAIN_WINBOND
3
%WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
D I [ I O 0 ]
6
CLK
7
HOLD[IO3]
8
VCC
+3.5V_ST
SFLASH
20110324
13
GP3_S7LR
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.
+12V/+15V
1uF
25V
25V
OPT
C1801
5.1V
ZD1803
RJP
5.1V
ZD1802
RJP
3.9K
R1811
RJP
3.9K
R1812
RJP
AO3407A
Q1800
RJP
G
D
S
5.1V
ZD1804
RJP
3.9K
R1809
RJP
510
R1804
RJP
2 . 2 u F
16V
C1800
RJP
510
R1805
RJP
3.9K
R1810
RJP
510
R1806
RJP
5.1V
ZD1801
RJP
510
R1807
RJP
RJP_CTRL0
RJP_CTRL1
RJP_CTRL2
RJP_CTRL3
RJP_CTRL4
510
R1854
RJP
3.9K
R1855
RJP
5.1V
ZD1805
RJP
0
R1856
RJP_NORMAL
AO3407ARJP_PROTECTION
Q1802
G
D
S
22uF
16V
16V
C1803
OPT
EXT_AMP_L_IN
0 1 7 : A J 2 4
EXT_SPK_L+
018:AL11
SUB_AMP_MUTE
+3.5V_ST
1uF
10V
EXT_SPK
C1834
TPA6011A4PWPRG4
IC1800
EXT_SPK
3
PVDD_1
2
ROUT-
4
RHPIN
1
PGND_1
6
RIN
5
RLINEIN
7
VDD
8
LIN
9
LLINEIN
10
LHPIN
11
PVDD_2
12
LOUT-
13
PGND_2
14
LOUT+
15
SHUTDOWN
16
FADE
17
BYPASS
18
AGND
19
SEMAX
20
SEDIFF
21
VOLUME
22
HP/LINE
23
SE/BTL
24
ROUT+
EXT_SPK_L-
018:AL12
22uF
16V
EXT_SPK
16V
EXT_SPK
C1835
1uF
25V
25V
EXT_SPK
C1837
100
EXT_SPK
R1847
3.3K
EXT_SPK
R1849
1K
EXT_SPK
R1848
100
EXT_SPK
R1850
4.7K
EXT_SPK
R1852
100
EXT_SPK
R1853
10K
EXT_SPK
R1851
0
EXT_SPK
R1846
1K
EXT_SPK
R1845
0 . 1 u F
EXT_SPK
C1836
BLM18PG121SN1D
L1800
RJP
0
RJP_PROTECTION
R1837
5.1K
RJP_PROTECTION
R1833
5.1K
RJP_PROTECTION
R1834
10K
R1802
RJP
10K
R1801
RJP
10K
R1800
RJP
1K
RJP_PROTECTION
R1836
100K
RJP_PROTECTION
R1835
EXT_AMP_R_IN
0 1 7 : A J 2 1
1uF
10V
EXT_SPK
C1802
100
OPT
R1803
1K
EXT_SPK
R1814
EXT_SPK_R-
018:AL13
1K
EXT_SPK
R1813
EXT_SPK_R+
018:AL12
+5V_SUB_AMP
KRJV9768-1001-024
JK1800
RJP
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
0.01uF
C1806
RJP
0.01uF
C1807
RJP
0.01uF
C1805
RJP
0.01uF
C1842
RJP
0.01uF
C1804
RJP
+3.3V_Normal
51K
R1827
OPT
EXT_SPK
L1805
EXT_SPK_R+
018:AA11
EXT_SPK_R-
018:N11
EXT_SPK_DET
39pF
OPT
OPT
C1813
39pF
OPT
OPT
C1810
EXT_SPK_L-
018:N6
39pF
OPT
OPT
C1811
EXT_SPK
L1804
EXT_SPK_L+
018:W6
100
R1828
EXT_SPK
L1802 EXT_SPK
P E J 0 2 9 - 0 2
JK1801
3
E_SPRING
6
T_TERMINAL
7
B_TERMINAL
5
T_SPRING
4
R_SPRING
8
G_SPRING
39pF
OPT
OPT
C1812
EXT_SPK
L1803
MMBT3904(NXP)
EXT_SPK
Q1805
E
B
C
4.7K
EXT_SPK
R1808
SIDE_JACK
20110324
18
GP3_S7LR
RJP
EXT_SPEAKER_AMP
SPEAKER OUT JACK
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