Read LG 32LD650H (CHASSIS:LD03Z) 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.
+3.5V_ST
TOOL0
22
R749
4.7K
R735
OPT
M41T81
IC701
3
VBAT
2
XO
4
VSS
1
XI
5
SDA
6
SCL
7
IRQ/FT/OUT/SQW
8
VCC
10K
OPT
R718
UART_DBG_SW
22
R775
IR_OUT_RS232C
1M
R748
4.7K
R714
22
R729
+3.5V_ST
22
R739
100K
R750
NEC_TX
IR_OUT_HDMI1
4.7K
R716
22
R725
22
R710
FLMD0
NEC_EEPROM_SCL
AMP_MUTE
0
R799
LED_R/BUZZ
NEC_EEPROM_SDA_2
0 . 1 u F
C704
BATTERY
BA700
1
2
SCART1_MUTE
100
R743
OPT
4.7K
R736
+3.5V_ST
22
R713
M24C16-WMN6T
IC700
SUB_EEPROM
3
NC/E2
2
NC/E1
4
VSS
1
NC/E0
5
SDA
6
SCL
7
WC
8
VCC
NEC_RX
22
R787
OPT
4.7K
R737
22
R753
0 . 1 u F
C706
22
R796
EXT12V_CTRL
22
R738
22
R762
22
R790
IR_OUT_CTRL
100
R745
OPT
SUBAMP_SD
TOOL0
BCM_NEC_TX
10K
R731
22
R747
+3.5V_ST
10K
R703
SOC_RESET
100
R746
OPT
22
R772
22
R727
FLMD0
KEY1
PANEL_CTL
22
R709
SUB_EEPROM
POWER_ON/OFF2_1
22
R773
PKLCS1212E4001-R1
BU700
1
2
0
R759
0
R758
22
R760
CLOCK_SCL
NEC_RXD_DBG
22
R791
EXT5V_CTRL
22
R708
SUB_EEPROM
22
R742
EAW39040101
32.768KHz
X700
OLD_CRYSTAL
IR_OUT
0
R798
POWER_ON/OFF2_2
0 . 1 u F
16V
16V
C711
JTP-1127WEM
SW700
1
2
4
3
0 . 1 u F
C708
SUBAMP_MUTE
22
R723
+3.5V_ST
100
R744
OPT
NEC_EEPROM_SDA
4.7K
R734
OPT
DBG_SW
KEY2
POWER_DET
1K
R701
CLOCK_SDA
22
R761
22
R786
+3.5V_ST
+3.5V_ST
UPD78F1164GF(S)
NEC_SUB MICOM
IC703
1
P60/SCL0
2
P61/SDA0
3
P62
4
P63
5
P31/TI03/TO03/INTP4
6
P64/RD
7
P65/WR0
8
P66/WR1
9
P67/ASTB
10
P77/EX23/KR7/INTP11
11
P76/EX22/KR6/INTP10
12
P75/EX21/KR5/INTP9
13
P74/EX20/KR4/INTP8
14
P73/EX19/KR3
15
P72/EX18/KR2
16
P71/EX17/KR1
17
P70/EX16/KR0
18
P06/WAIT
19
P05/CLKOUT
20
EVSS1
21
P80/EX0
22
P81/EX1
23
P82/EX2
24
P83/EX3
25
P84/EX4
26
P85/EX5
27
P86/EX6
28
P87/EX7
29
P30/INTP3/RTC1HZ
30
EVDD1
31
P50/EX8
32
P51/EX9
33
P52/EX10
34
P53/EX11
35
P54/EX12
36
P55/EX13
37
P56/EX14
38
P57/EX15
39
P17/EX31/TI02/TO02
40
P16/EX30/TI01/TO01/INTP5
41
P15/EX29/RTCDIV/RTCCL
42
P14/EX28/RXD3
43
P13/EX27/TXD3
44
P12/EX26/SO00/TXD0
45
P11/EX25/SI00/RXD0
46
P10/EX24/SCK00
47
AVREF1
48
P110/ANO0
49
P111/ANO1
50
AVREF0
51
AVSS
52
P157/ANI15
53
P156/ANI14
54
P155/ANI13
55
P154/ANI12
56
P153/ANI11
57
P152/ANI10
58
P151/ANI9
59
P150/ANI8
60
P27/ANI7
61
P26/ANI6
62
P25/ANI5
63
P24/ANI4
64
P23/ANI3
65
P22/ANI2
66
P21/ANI1
67
P20/ANI0
68
P130
69
P131/TI06/TO06
70
P04/SCK10/SCL10
71
P03/SI10/RXD1/SDA10
72
P02/SO10/TXD1
73
P01/TO00
74
P 0 0 / T I 0 0
75
P145/TI07/TO07
76
P144/SO20/TXD2
77
P143/SI20/RXD2/SDA20
78
P142/SCK20/SCL20
79
P141/PCLBUZ1/INTP7
80
P140/PCLBUZ0/INTP6
81
P120/INTP0/EXLVI
82
P47/INTP2
83
P46/INTP1/TI05/TO05
84
P45/SO01
85
P44/SI01
86
P43/SCK01
87
P42/TI04/TO04
88
P41/TOOL1
89
P40/TOOL0
90
RESET
91
P124/XT2
92
P123/XT1
93
FLMD0
94
P122/X2/EXCLK
95
P121/X1
96
REGC
97
VSS
98
EVSS0
99
VDD
100
EVDD0
4.7K
R771
4.7K
R711
CEC_REMOTE
22
R752
+3.5V_ST
I2C_SW
13pF
C707
10K
R706
+3.5V_ST
0 . 1 u F
16V
16V
C703
NEC_TXD_DBG
IR_OUT_CTRL
IR_OUT_HDMI2
EXT_PWR_DET
22
R756
2SC3052
Q700
E
B
C
EDID_WP
22
R795
22
R726
2SC3052
Q701
E
B
C
FLASH_WP
22
R757
4.7K
R715
22
R755
22
R720
OPT
22
R721
47K
R754
AMP_RESET_N
0 . 1 u F
C702
22
R741
TOOL1
MICOM_RESET
10MHz
X701
22
R719
OPT
22
R722
POWER_ON/OFF1
13pF
C709
12507WS-06L
P701
1
2
3
4
5
6
7
SIDE_HP_MUTE
IR_OUT_MPI
47K
R700
BCM_NEC_RX
+3.5V_ST
+3.5V_ST
NEC_EEPROM_SCL_2
22
R712
22
R730
22
R717
22
R733
22
R797
IR
CLOCK_SCL
22
R785
LED_B/LG_LOGO
22
R724
INV_CTL
MICOM_RESET
22
R794
22
R751
4.7K
R770
0 . 1 u F
16V
16V
C710
22
R776
0 . 1 u F
C705
CLOCK_SDA
RL_ON
10K
OPT
R740
TOOL1
22
R774
74AC08SJ
IC702
3
O0
2
B0
4
A1
1
A0
6
O1
5
B1
7
GND
8
O3
9
B3
10
A3
11
O2
12
B2
13
A2
14
VCC
10K
R702
OPT
22
R728
22
R779
22
R780
CONFIG1
CONFIG3
CONFIG4
CONFIG2
RESET_MPI
22
R781
MPI_PWR_ON/OFF
HOT_SWAP
22
R783
22
R782
UART_SW1
UART_SW2
10
R763
10
R767
10
R765
10
R766
10
R768
10
R764
CB3216PA501E
L700
10
R769
KID65003AF
IC705
3
I 3
2
I 2
4
I 4
1
I 1
6
I 6
5
I 5
7
I 7
8
GND
9
COMMON
10
O7
11
O6
12
O5
13
O4
14
O3
15
O2
16
O1
+3.5V_ST
+5V_ST
10uF
25V
25V
C721
CIC21J501NE
L702
+5V_ST
+5V_ST
ETHUB_RESET
ENDEFER
0
R732
THERMAL
SC632ULTRT
IC706
3
C1-
2
C1+
4
IN
1
GND
5
EN
6
OUT
7
C2+
8
C2-
9
[EP]GND
2pF
50V
50V
C701
OLD_CRYSTAL
2pF
50V
50V
C700
OLD_CRYSTAL
ETHUB_MDIO_NEC
22
R7019
22
R7018
22
R7020
ETHUB_PWR_ON/OFF
22
R7021
ETHUB_SW
ETHUB_MDC_NEC
74LVC1G14
IC704
NEW_ITEM
3
GND
2
A
4
Y
1
NC
5
VCC
10K
R7027
10K
R7028
10K
R7029
10K
R7030
10K
R7031
4.7K
R7022
4.7K
R7023
4.7K
R7024
4.7K
R7025
4.7K
R7026
2SC3875S(ALY)
Q714
E
B
C
2SC3875S(ALY)
Q715
E
B
C
2SC3875S(ALY)
Q716
E
B
C
2SC3875S(ALY)
Q717
E
B
C
2SC3875S(ALY)
Q713
E
B
C
10K
R7032
10K
R7033
10K
R7034
10K
R7035
10K
R7036
+5V_ST
MPI_PWR_DET
22
R7037
2 . 2 u F
10V
C715
2 . 2 u F
10V
10V
C720
12507WR-12L
P700
1
2
3
4
5
6
7
8
9
10
11
12
13
2SA1504S
Q704
E
B
C
2SA1504S
Q703
E
B
C
2SA1504S
Q705
E
B
C
2SA1504S
Q706
E
B
C
2SA1504S
Q702
E
B
C
74LX1G14CTR
OLD_ITEM
I C 7 0 4 - * 1
3
GND
2
1A
4
1Y
1
NC
5
VCC
100
R7040
100
R7041
100
R7042
100
R7043
100
R7044
+5V_ST
SYS_RESET_BCM
22
OPT
R788
EAW30067102
32.768KHz
X700-*1
NEW_CRYSTAL
15pF
50V
50V
C700-*1
NEW_CRYSTAL
15pF
50V
50V
C701-*1
NEW_CRYSTAL
5
C l o s e d t o C r y s t a l
xxLD650H-ZA
NEC MICOM
REAL TIME CLOCK
EEPROM for Micom
Chameleon(EU_GP2_BCM3556)
IR_OUT
2 0 1 0 . 0 5 . 0 6
ST_5V
275mA
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