Read LG 42LT760H-SA (CHASSIS:LJ3AZ) 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.
22
R8719
TOOL0
4.7K
R8710
22
R8711
22
R8734
FLMD0
22 OPT
R8768
22
R8724
22
R8758
0 . 1 u F
C8708
22
R8740
10K
OPT
R8745
LED_R
+3.5V_ST
POWER_DET
MICOM_RESET
HDMI_CEC
13pF
C8710
WOL_ON
22
R8775
22
R8730
NEW_UART
JTP-1127WEM
SW8700
1
2
4
3
12507WS-06L
P8701
1
2
3
4
5
6
7
22
R8737
22
R8772
22
R8723
22
R8771
100K
R8785
22
R8761
OPT
MAIN_AMP_MUTE
POWER_ON/OFF2_2
UART_SW2
TOOL1
22
R8759
ETHERNET_MDIO
FLMD0
KEY1
EXT12V_CTRL
13pF
C8711
+3.5V_ST
+3.5V_ST
SOC_RESET
22
R8784
NEC_TX3
TOOL1
22
R8728
MICOM_RESET
22
R8751
NEC_DBG_TXD
NEC_EEPROM_SDA
22
R8731
10K
OPT
R8754
EXT_AMP_MUTE
22
R8757
+3.5V_ST
22
R8769
MAIN_AMP_RESET
EXT5V_CTRL
22
R8732
KEY2
22
R8721
22
R8736
1M
R8786
22
R8713
TOOL0
NEC_DBG_RXD
22
R8753
OPT
22
R8770
OPT
22
R8756
22
R8720
22
R8712
NEC_EEPROM_SCL
10MHz
X8701
0
R8743
+3.5V_ST
WARM_MODE
22
R8739
22
R8764
INV_CTL
ETHERNET_RESET
22
R8760
22
R8729
47K
R8783
+3.5V_ST
NEC_RX3
UART_DBG_SW
22
R8755
4.7K
R8709
0 . 1 u F
C8712
22
R8741
IR
22
R8726
0 . 1 u F
C8713
REALTEK_WOL
22
R8722
22
R8725
22
R8750
0 . 1 u F
16V
16V
C8709
+3.5V_ST
POWER_ON/OFF1
DBG_SW
22
R8738
RL_ON
NEC_RX0
EXT_PWR_DET
POWER_ON/OFF2_1
22
R8776
OPT
+3.5V_ST
22
R8733
NEC_TX0
PANEL_CTL
22
R8718
MAGIC_WOL
10K
OPT
R8744
+3.5V_ST
22
R8774
EEPROM_SW
22
R87015
UART_SW1
POWER_ON/OFF2_3
POWER_ON/OFF2_4
ETHERNET_MDC
22
R8727
OPT
22
R8752
22
R8765
22
R8742
22
R8773
OPT
22
R8777
OPT
EXT_SPK_DET
22
R8766
22
R8767
22
R8746
22
R8747
22
R8748
22
R8749
HUB_STATE
PHY_STATE
22
R8778
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
+3.5V_ST
10K
R8714
10K
R8715
10K
OPT
R8735
10K
OPT
R8779
10K
NON_CLOCK
R8780
10K
CLOCK
R8781
10K
OPT
R8782
10K
OPT
R8701
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
MODEL1_OPT_1
MODEL1_OPT_2
ETHERNET_PWR_ON/OFF
HPD_CTL
NEC_HPD
2 . 2 u F
10V
10V
C8715
IC8700
NEC_MICOM
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
UART_SW3
EXT_SPK_POWER_CTL
2 0 1 1 . 0 2 . 0 9
xxLT760H-UA
87
PTC
C l o s e d t o C r y s t a l
OPT
MODEL_OPT_1
OPT
MODEL_OPT_0
OPT
79
OPT
MODEL_OPT_2
80
LOW
78
HIGH
PIN NO.
MODEL OPTION
NON_CLOCK
CLOCK
PIN NAME
MICOM MODEL OPTION
Click on the first or last page to see other 42LT760H-SA (CHASSIS:LJ3AZ) service manuals if exist.