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LG 22MT47A Service Manual page 26

Chassis: lw45a

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EAX65643103
44A/45A/450A
JK102
COMPONENT
PPJ243-21
[RD1]E-LUG
6B
[RD1]C-SPRING
5B
[RD1]CONTACT
4B
[WH1]C-SPRING
5A
[WH1]E-LUG
6A
[RD3]E-LUG
6G
[RD3]C-SPRING
5G
[RD3]CONTACT
4G
[WH2]C-SPRING
5F
[RD2]C-SPRING
5E
[RD2]E-LUG-S
7E
[BL]C-SPRING
5D
[GN/YL]CONTACT
4C
[GN/YL]C-SPRING
5C
[GN/YL]E-LUG
6C
JK101
Composite Jack
PPJ234-03
[YL]E-LUG
6E
[YL]O-SPRING
5E
[YL]CONTACT
4E
[WH2]O-SPRING
5D
[RD2]CONTACT
4C
[RD2]O-SPRING
5C
[RD2]E-LUG-S
7C
[WH1]O-SPRING
5B
[WH1]E-LUG-S
7B
[RD1]CONTACT
4A
[RD1]O-SPRING
5A
[RD1]E-LUG
6A
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
INPUT1/LVDS
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
COMPONENT/AV_IN/OUT
ROUT
LOUT
RIN
LIN
JP108
COMMON_R
COMPONENT_UDZS5.6B
COMPONENT
ZD105
R145
SD05
75
ZD106
SD05
COMPONENT_UDZS5.6B
JP107
COMMON_B
COMPONENT_UDZS5.6B
COMPONENT
ZD103
SD05
R146
75
ZD104
SD05
COMPONENT_UDZS5.6B
12.12.19. ESD(Add zenerDiode)
AV_IN/OUT
12.12.18 : ESD(Add to zener diode)
COMMON_VIN
UDZS5.6B
READY
ZD101
R147
R101
SD05
75
75
JP103
ZD102
1/4W
SD05
Size Check~!!! 3216 size..
UDZS5.6B
JP101
R106
AUDIO_LIN
10K
D103
R105
R107
C102
220K
12K
1000pF
20V
50V
LIN
EMS Improve(12.12.28)
READY -> 1000PF
JP102
R103
AUDIO_RIN
10K
C101
D102
R102
R104
1000pF
20V
220K
12K
50V
RIN
C104
10uF
JP104
10V
R108
MNT_LOUT
1K
C103
D104
1000pF
C
B
MUTE_AOUT
20V
50V
E
R112
POP NOISE
3.9K
Q101
MMBT3904(NXP)
LOUT
To improve EMS S2a issue.
2013.11.27 by BJ.KIM
C106
To improve EMS S2a issue.
10uF
2013.11.27 by BJ.KIM
JP105
10V
R109
MNT_ROUT
1K
C105
D105
1000pF
C
B
20V
MUTE_AOUT
50V
E
R113
POP NOISE
3.9K
Q103
MMBT3904(NXP)
ROUT
+3.5V_ST
CONTROL Key
IR & LED
R120
R121
R122
3.3K
3.3K
100
KEY1
C121
R123
0.1uF
100
KEY2
C120
0.1uF
16V
EEP_SCL
2013.10.18 CJLIM
+3.5V_ST
LED current setting
EEP_SDA
R124-*2
R124
LED_MT45_270ohm
100
LED_MT44_100ohm
270
R124-*1
READY
R125
680
LED_LB45_680ohm
100
C
R126
10K
B
Q120
LED_B
MMBT3904(NXP)
READY
E
R127
10K
R130
100
IR
+3.5V_ST
C125
D124
4.7uF
5.6V
10V
MODULE_FHD
MODULE_HD
LVDS
P101
P102
10031HR-30
10031HR-30
1
1
2
2
3
3
INTERLACE MODE
4
4
5
5
R100
6
6
RXA3+
7
7
RXA3-
8
8
9
9
RXACK+
10
10
RXACK-
11
11
12
12
RXA2+
13
13
RXA2-
14
14
15
15
RXA1+
16
16
RXA1-
17
17
18
18
RXA0+
19
19
RXA0-
20
20
21
READY
21
R110
10K
22
22
+3.3V_M
23
23
R111
24
10K
24
25
25
26
26
27
PANEL_VCC
27
28
28
JP110
29
29
30
30
READY
C112
31
31
10uF
16V
45A/450A
P120
12507WR-12L
C126
1
4.7uF
10V
JP120
2
JP121
44A
16V
3
P121
JP122
SMAW200-05
4
JP123
1
5
JP124
2
6
JP125
3
7
JP126
4
8
JP127
5
9
JP128
10
JP129
11
12
13
C124
JP130
1000pF
50V
JP131
MODULE_HD_18.5
P103
10031HR-30
PANEL_VCC
PANEL_VCC
JP111
JP112
1
2
3
4
22inch FHD IPS
Change Option Name.(22LN4300 -> 22LB)
5
-. TN FHD : PWM OUT(If not use : NC)
-. IPS FHD : Interlace(If not use : GND)
0
6
7
RXA3+
8
RXA3+
RXA3-
9
RXA3-
RXACK+
10
RXACK+
RXACK-
11
RXACK-
RXA2+
12
RXA2+
RXA2-
13
RXA2-
14
RXA1+
15
RXA1+
RXA1-
16
RXA1-
17
RXA0+
18
RXA0+
RXA0-
19
RXA0-
RXB3+
20
RXB3+
RXB3-
21
RXB3-
RXBCK+
22
RXBCK+
RXBCK-
23
RXBCK-
24
RXB2+
25
RXB2+
RXB2-
26
RXB2-
RXB1+
27
RXB1+
RXB1-
28
RXB1-
RXB0+
29
RXB0+
RXB0-
30
RXB0-
31
44A/45A/450A
INPUT1/LVDS
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
RXA0+
RXA0-
2013/08/21
1
8
LGE Internal Use Only

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