Read LG 19LU50R / 19LU51R (CHASSIS:LP91A) Service Manual online
TXCE0+,TXCE0-,TXCE1+,TXCE1-,TXCE2+,TXCE2-,TXCE3+,TXCE3-,TXCE4+,TXCE4-,TXCLKE+,TXCLKE-,TXCLKO+,TXCLKO-,TXCO0+,TXCO0-,TXCO1+,TXCO
1-,TXCO2+,TXCO2-,TXCO3+,TXCO3-,TXCO4+,TXCO4-
47pF
C403
22
IR-OUT
R430
470pF
C404
NON_19_22_26"
KEY1
ZD401
120ohm
L406
NON_19_22_26"
ZD402
+5VST_MST
ZD400
500-ohm
L410
NON_19_22_26"
IR_OUT
+3.3V_MULTI_MST
10K IR-OUT
R429
2SC3052
Q405
IR-OUT
E
B
C
500-ohm
L411
NON_19_22_26"
SUB_SCL
120ohm
L402
KEY2
2SC3052
Q404
IR-OUT
E
B
C
+5VST_MST
IR
SUB_SDA
0.1uF
C408
NON_19_22_26"
+3.3V_MST
+5VST_MST
0.1uF
C411
NON_19_22_26"
470pF
C412
NON_19_22_26"
120ohm
L403
NON_19_22_26"
+3.3V_MULTI_MST
+3.3V_MULTI_MST
+5V_+12V_LCD
0.1uF
C407
READY
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.
47uF 16V
C406
0.1uF 16V
C414
NON_19_22_26"
+3.3V_MST
KEY2
100pF
50V
C401
19_22_26"
KEY1
100pF
50V
C400
19_22_26"
+5V_+12V_LCD
TXCE0+,TXCE0-,TXCE1+,TXCE1-,TXCE2+,TXCE2-,TXCE3+,TXCE3-,TXCE4+,TXCE4-,TXCLKE+,TXCLKE-,TXCLKO+,TXCLKO-,TXCO0+,TXCO0-,TXCO1+,TXCO
1-,TXCO2+,TXCO2-,TXCO3+,TXCO3-,TXCO4+,TXCO4-
+5V_+12V_LCD
+3.3V_MULTI_MST
OPC_EN
E-DIM
OPC_OUT
100pF
50V
C405
19_22_26"
SUB_SCL
100pF
50V
C402
19_22_26"
12507WS-12L
P400
NON_19_22_26"
1
SCL
2
SDA
3
GND
4
KEY1
5
KEY2
6
5V_ST
7
GND
8
WARM_ST(LED_R_BIG)
9
IR
10
GND
11
ST_3.3V(LED_B)
12
POWER_ON(LED_R_SMALL)
13
.
P405
19_22_26"
1
KEY1
2
KEY2
3
GND
4
5V_ST
5
GND
6
IR
7
LED_B
8
LED_R
9
.
BG1608B121F
L400
19_22_26"
BG1608B121F
L401
19_22_26"
BG1608B121F
L408
19_22_26"
BG1608B121F
L405
19_22_26"
4.7K
R420
4.7K
R421
10K IR-OUT
R427
10K
IR-OUT
R428
47K
IR-OUT
R426
0
R417
NON_19_22_26"
0
R400
READY
0
R403
NON_19_22_26"
0
R413
READY
0
R402
8BIT or 52 sharp
4.7K 10BIT
R401
4.7K JEIDA
R407
0
R424
VESA
100
R409
READY
0
READY
R405
0
OPC_ENABLE
R412
470
R435
OPC_ENABLE
SMAW200-03
P404
19_22_26"
1
KEY1
2
KEY2
3
GND
120-ohm
L404
120-ohm
L407
NON_19_22_26"
TF05-51S
P401
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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
FF10001-30
P402
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
SMW200-28C
P403
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
LED_R
+3.3V_MST
RT1C3904-T112
Q400
OPC_ENABLE
E
B
C
1K
R411
OPC_ENABLE
10K
R404
19_22_26"
2SC3052
Q401
19_22_26"
E
B
C
+3.3V_MULTI_MST
10K
R410
19_22_26"
10K
R414
19_22_26"
2SC3052
Q402
19_22_26"
E
B
C
+3.3V_MST
10K
R415
19_22_26"
4.7K
R406
19_22_26"
0
READY
R416
0
READY
R418
0
NON 22/27" FHD
R419
0
NON 22/27" FHD
R422
0
NON 22/27" FHD
R423
0
NON 22/27" FHD
R431
0
NON 22/27" FHD
R425
TXCO3+
TXCE1+
TXCO1+
TXCE1-
TXCLKO+
TXCO2-
TXCO2+
TXCO1-
TXCE2+
TXCE2-
TXCLKE+
TXCLKE-
TXCE3+
TXCE3-
TXCE4+
TXCE4-
TXCO3-
TXCO4+
TXCO4-
TXCLKO-
TXCE2-
TXCE2+
TXCE1-
TXCE1+
TXCE0-
TXCE0+
TXCLKE+
TXCLKE-
TXCE3+
TXCE3-
TXCE3-
TXCE3+
TXCLKE-
TXCLKE+
TXCE2-
TXCE2+
TXCE1-
TXCE1+
TXCE0-
TXCE0+
TXCE0-
TXCE0+
TXCO0+
TXCO0-
EAX56856904
H6 LCD MERCURY
LVDS,CTR KEY
4 9
MSTAR
2008/12/16
FHD
X
R402
4.7K
10BIT(FHD)
X
8BIT(HD)
X
X
0
X
32 sharp
R401
0
0
X
52 sharp
8BIT(FHD)
CONTROL KEY
OPC_EABLE
OPC_OUTPUT
External VBR
PANEL WAFER
IR(19/22/26")
(19/22/26")
HD(19/22")
IR(Non 19/22/26)
CONTROL KEY(Non 19/22/26)
*8BIT(FHD):22/27"
HD(26/32/37/42/47")
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