Read LG 50PA450C-CM (CHASSIS:PA23A) Service Manual 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.
PCM_A[0]
PCM_A[4]
PCM_A[1]
PCM_A[7]
PCM_A[2]
PCM_A[6]
PCM_A[5]
PCM_A[3]
R573
22
IC503
AT24C256C-SSHL-T
ATMEL_IC503
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R571
22
READY
/PF_CE1
RXA4+
RXACK+
AR519
22
RXA2-
R579
2K
R542
10K
R565
1K
RXA1+
RXA4-
RXB3+
RXB2+
PC_SER_DATA
R569
4.7K
READY
/PF_CE0
PC_SER_CLK
R516
100
100
RXA2-
+3.3V
RXBCK+
R515
4.7K
USA
I2C_SDA
R577 4.7K
RXB4-
RXA0+
C547
0.1uF
16V
/PF_WP
P_SDA
I2C_SCL
IC502
CAT24C08WI-GT3-H-RECV(TV)
READY
3
A2
2
NC_2
4
VSS
1
NC_1
5
SDA
6
SCL
7
WP
8
VCC
RXB0+
SPI_SCK
R538
4.7K
RXB2-
/PF_OE
RXB1+
+3.3V_ST
+3.3V_ST
RXACK+
KEY1
RXA4-
RXB2-
RXB2+
R574
22
RXB1-
IC504
H27U1G8F2BTR-BC
26
NC_17
27
NC_18
28
NC_19
29
I/O0
30
I/O1
31
I/O2
32
I/O3
33
NC_20
34
NC_21
35
NC_22
36
VSS_2
37
VCC_2
38
NC_23
39
NC_24
40
NC_25
41
I/O4
42
I/O5
43
I/O6
44
I/O7
45
NC_26
46
NC_27
47
NC_28
48
NC_29
17
ALE
3
NC_3
6
NC_6
16
CLE
15
NC_10
14
NC_9
13
VSS_1
12
VCC_1
11
NC_8
10
NC_7
9
CE
8
RE
7
R/B
4
NC_4
5
NC_5
25
NC_16
24
NC_15
23
NC_14
2
NC_2
22
NC_13
21
NC_12
1
NC_1
20
NC_11
19
WP
18
WE
P501
12507WS-08L
1
2
3
4
5
6
7
8
9
PF_ALE
C523
10pF
50V
READY
+3.3V
R518
100
100
RXBCK+
UART_RXD
RXB3-
RXA1+
RXB0-
PCM_A[0-7]
KEY2
R517
100
100
P503
TF05-51S
HD
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
R556
3.3K
RXB3-
C555
0.1uF
+3.3V_ST
SPI_SDO
/FLASH_WP
R514
22
+3.3V
R536
22
ZD500
DUP_DVB
ZD502
5.48VTO5.76V
DUP_DVB
I2C_SDA
ZD505
DUP_DVB
R519
100
100
R537
22
+5V
RXA0-
RXA4+
IC505
W25Q80BVSSIG
3
%WP[IO2]
2
DO[IO1]
4
GND
1
CS
5
DI[IO0]
6
CLK
7
HOLD[IO3]
8
VCC
C522
10pF
50V
READY
RXA1-
R572
22
READY
C556
0.1uF
R540
10K
RXB1-
+3.3V_ST
SPI_SDI
LD500
+3.3V_ST
RXA3+
+3.3V_ST
RXB4+
R575
33
P500
104060-8017
FHD
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
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
/PF_WE
RXA3-
/F_RB
RXBCK-
RXB3+
/SPI_CS
RXA3+
RXA2+
ZD506
DUP_DVB
RXA0-
Q500
MMBT3904(NXP)
DUP_AT
E
B
C
+3.3V_ST
R567
1K
IC505-*1
MX25L8006EM2I-12G
MX
3
WP#
2
SO/SIO1
4
GND
1
CS#
5
SI/SIO0
6
SCLK
7
HOLD#
8
VCC
RXA0+
UART_TXD
+5V
IR
C517
10pF
50V
RXA2+
C552
0.1uF
RXACK-
LED_RED
R570
4.7K
READY
R520
100
100
SUB_SDA
DISP_EN
RXA3-
R563
4.7K
READY
C520
10pF
50V
RXB0-
R568
4.7K
R564
10K
+3.3V
RXACK-
RXA1-
RXB4+
AR518
22
RXB0+
I2C_SCL
C554
10uF
1
0
V
RXBCK-
RXB4-
SUB_SCL
ZD504
DUP_DVB
R512 4.7K
P_SCL
ZD501
DUP_DVB
R513 4.7K
ZD507
DUP_DVB
C550
0.1uF
IC504-*1
K9F1G08U0D-SCB0
SS
26
NC_17
27
NC_18
28
NC_19
29
I/O0
30
I/O1
31
I/O2
32
I/O3
33
NC_20
34
NC_21
35
NC_22
36
VSS_2
37
VCC_2
38
NC_23
39
NC_24
40
NC_25
41
I/O4
42
I/O5
43
I/O6
44
I/O7
45
NC_26
46
NC_27
47
NC_28
48
NC_29
17
ALE
3
NC_3
6
NC_6
16
CLE
15
NC_10
14
NC_9
13
VSS_1
12
VCC_1
11
NC_8
10
NC_7
9
CE
8
RE
7
R/B
4
NC_4
5
NC_5
25
NC_16
24
NC_15
23
NC_14
2
NC_2
22
NC_13
21
NC_12
1
NC_1
20
NC_11
19
WP
18
WE
RXB1+
IC503-*1
R1EX24256BSAS0A
Renesas_IC503
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R578
47K
R539
4.7K
ZD503
DUP_DVB
ZD503-*1
5.6B
DUP_AT
ZD505-*1
5.6B
DUP_AT
ZD504-*1
5.6B
DUP_AT
ZD507-*1
5.6B
DUP_AT
ZD506-*1
5.6B
DUP_AT
ZD502-*1
5.6B
DUP_AT
ZD501-*1
5.6B
DUP_AT
ZD500-*1
5.6B
DUP_AT
Q500-*1
2SC3052
DUP_DVB
E
B
C
D500
MMBD6100
DUP_DVB
A2
C
A1
D500-*1
KDS184
DUP_AT
A2
C
A1
C535
0.1uF
16V
C534
0.1uF
16V
Memory.LVDS,IR
GP4_S7LR
5
HDCP EEPROM
8KBit
8KBit
Addr:10101--
EEPROM
1MBit
1MBit
A0’h
SERIAL FLASH
8MBit
8MBit
2011-10-20
NAND Flash
1GBit
1GBit
LVDS
Key/IR
* LCI: LVDS Connection Indicator
6
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