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LG 22MT55V Service Manual page 23

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Module(HD)
RXA3+
RXA3-
RXACK+
RXACK-
RXA2+
RXA2-
RXA1+
RXA1-
PIN22
RXA0+
0~0.7V
VESA
RXA0-
2.7~3.3V
JEDIA
PIN22 (29")
23.6" (LVDS)
0~0.7V
JEDIA
R608
26"/27.5" (LVDS)
2.7~3.3V
VESA
R607
0
PIN21
GND
21.6
NC
ALL panel
+12V_PANEL_POWER
4.7K/10W*4ea 5.6/10W*2ea
HD(12V Panel)
111116
C600
100uF Ecap
0.1uF
Deletion
16V
EAE38362801
IR/LED and Control
KEY_SCL
KEY_SDA
+3.3V_ST
LB_joy_stick
R606-*2 150
1/10W
1%
Amber LED(Non M75):5.9mA
Amber LED(M75) : 16mA
R600
C
10K
(IR Port protection against ESD)
B
Q600
LED_RED
MMBT3904(NXP)
IR
E
+3.3V_ST
C
R602
10K
B
Q601
LED_AMBER
MMBT3904(NXP)
E
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.
Copyright ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Module(FHD)
HD(12V Panel)
P600
10031HR-30
+5V_PANEL_POWER
1
2
3
FHD(5V Panel)
C602
4
0.1uF
16V
5
6
For Interlace Mode
High : Interlace Mode
7
Low : Normal Mode
2013.07.15
8
INTERLACE_CTRL
9
10
RXA3+
11
12
RXACK+
13
RXACK-
14
RXA2+
15
RXA2-
16
17
RXA1+
18
RXA1-
19
20
RXA0+
21
22
0
23
24
RXBCK+
25
RXBCK-
26
27
RXB2+
28
RXB2-
29
RXB1+
30
31
JP600
+3.3V_ST
KEY2
R613
3.3K
KEY1
R614
R611
3.3K
100
+3.3V_ST
R612
MT_joy_stick
MT_joy_stick
100
R610
270
R606
150
Close to Wafer
1/10W
1/10W
1%
1%
TOUCH KEY
touch_key
LB_joy_stick
touch_key
R623
R610-*2
R606-*1 270
R610-*1 330
22
680
TOUCH KEY
1/10W
1/10W
1/10W
R624
1%
1%
22
5%
Red LED(Non M75):4.8mA
Red LED(M75) : 5.9mA
121118
R604,R610
2012->1608
121018
R609
100ohm->200ohm
200
0424
12.07.17
Change D601~3
FHD(5V Panel)
P602
10031HR-30
1
JP614
2
3
4
+3.3V_Normal
FHD(5V Panel)
5
R627
OPT
OPT
0
R625
4.7K
R626
6
100
7
8
9
RXA3-
10
11
12
13
14
15
16
17
18
19
RXA0-
20
RXB3+
21
RXB3-
22
23
24
25
26
27
28
RXB1-
29
RXB0+
30
RXB0-
31
JP613
IR_OUT(Ready)
P601
+3.3V_ST
12507WR-12L
(OPT)IR_OUT
R618
10K
JP601
1
OPT
R617
R619
22
0
JP602
IR_OUT
2
(OPT)IR_OUT
C
(OPT)IR_OUT
JP603
3
Q602
B
MMBT3904(NXP)
(OPT)IR_OUT
JP606
E
C603
4
1000pF
50V
(OPT)IR_OUT
JP605
5
MMBT3904(NXP)
(OPT)IR_OUT
JP604
6
7
JP608
8
JP607
9
JP609
10
JP610
11
JP611
12
JP612
13
+3.3V_ST
R621
R620
10K
10K
(OPT)IR_OUT
C
R622
Q603
B
47K
IR
(OPT)IR_OUT
E
MA55
2013/05/23
6
IR/CONTROL/MODULE
LGE Internal Use Only

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