Read LG 55LP860H (CHASSIS:LD33B) Service Manual online
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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.
Q8709
2SC3875S(ALY)
E
B
C
TOOL0
R8710
4.7K
IR_OUT_CTRL
R87001
4.7K
IC8703
KID65003AF
3
I3
2
I2
4
I4
1
I1
6
I6
5
I5
7
I7
8
GND
9
COMMON
10
O7
11
O6
12
O5
13
O4
14
O3
15
O2
16
O1
FLMD0
Q8704
2SA1504S
E
B
C
C8708
0.1uF
0.1uF
R8745
10K
10K
OPT
5V_ON/OFF
LED_R
+3.5V_ST
POWER_DET
+5V_ST
MICOM_RESET
R87003
4.7K
HDMI_CEC
C8710
13pF
+5V_ST
SW8700
JTP-1127WEM
1
2
4
3
P8701
12507WS-06L
1
2
3
4
5
6
7
R8787
10K
Q8710
2SC3875S(ALY)
E
B
C
R8772
22
R8771
22
R8785
100K
MAIN_AMP_MUTE
POWER_ON/OFF2_2
UART_SW2
TOOL1
R8717
4.7K
ETHERNET_MDIO
CLOCK_SCL
FLMD0
KEY1
EXT12V_CTRL
C8711
13pF
+3.5V_ST
+3.5V_ST
SOC_RESET
R8784
22
R8716
4.7K
NEC_TX3
TOOL1
Q8707
2SC3875S(ALY)
E
B
C
Q8705
2SA1504S
E
B
C
MICOM_RESET
NEC_DBG_TXD
NEC_EEPROM_SDA
R8754
10K
OPT
EXT_SPK_MUTE
R8757
22
+3.5V_ST
Q8703
2SA1504S
E
B
C
MAIN_AMP_RESET
L8700
CB3216PA501E
EXT5V_CTRL
R8790
10K
10K
KEY2
R8788
10K
10K
R8786
1M
1M
TOOL0
NEC_DBG_RXD
R8756
22
Q8702
2SA1504S
E
B
C
NEC_EEPROM_SCL
X8701
10MHz
+3.5V_ST
WARM_MODE
R8799
4.7K
R8764
22
INV_CTL
R8791
10K
10K
ETHERNET_RESET
Q8708
2SC3875S(ALY)
E
B
C
R8783
47K
47K
+3.5V_ST
NEC_RX3
UART_DBG_SW
R8755
22
R8709
4.7K
C8712
0.1uF
R87005
4.7K
Q8706
2SC3875S(ALY)
E
B
C
Q8701
2SA1504S
E
B
C
IR
C8713
0.1uF
ETNHUB_ENDEFER
SCART_MUTE
C8709
0.1uF
16V
0.1uF
16V
+3.5V_ST
POWER_ON/OFF1
R8797
4.7K
CLOCK_SDA
DBG_SW
RL_ON
NEC_RX0
EXT_PWR_DET
POWER_ON/OFF2_1
+3.5V_ST
PANEL_CTL
R8789
10K
10K
MAGIC_WOL
BU8700
PKLCS1212E4001-R1
1
2
IC8705
74LX1G14CTR
BUZZER_INVERTER
3
GND
2
1A
4
1Y
1
NC
5
VCC
C8714
0.1uF
16V
0.1uF
16V
BUZZER_INVERTER
EEPROM_SW
UART_SW1
POWER_ON/OFF2_3
POWER_ON/OFF2_4
ETHERNET_MDC
EXT_SPK_DET
R8766
22
R8767
22
+3.5V_ST
ETNHUB_INT
PHY_STATE
+3.5V_ST
R8714
10K
OPT
R8715
10K
R8735
10K
OPT
R8779
10K
OPT
R8780
10K
NON_CLOCK
R8781
10K
CLOCK
R8782
10K
OPT
R8701
10K
OPT
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
ETNHUB_PWR_ON/OFF
C8715
2.2uF
10V
10V
BA8700
BATTERY
CLOCK
1
2
CLOCK_SDA
CLOCK_SCL
C8703
0.1uF
16V
0.1uF
16V
CLOCK
R8706
1K
1K
CLOCK
+3.5V_ST
IC8702
M41T83RMY6F
CLOCK
3
NF_2
2
NF_1
4
NC_2
1
NC_1
6
DU
5
RST
7
SQW
8
VBAT
9
VSS
10
SDA
11
SCL
12
IRQ1/FT/OUT
13
NC_3
14
IRQ2
15
VCC
16
NF_3
17
NV_4
18
NC_4
+3.5V_ST
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
P00/TI00
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
NEC_TX0
R8758
22
SIDE_HP_MUTE
5V_ON/OFF
C8706
0.1uF
0.1uF
16V
C8705
1uF
10V
1uF
10V
C8702
0.1uF
16V
0.1uF
16V
OPT
L8701
3.6uH
R8705
10K
10K
C8704
10uF
10V
10uF
10V
C8717
1uF
16V
1uF
16V
OPT
IC8701
TPS61087DRC
3
EN
2
FB
4
AGND
1
COMP
5
PGND
6
SW_1
7
SW_2
8
IN
9
FREQ
10
SS
11
[EP]AGND
+3.5V_ST
R8703
51K
1%
C8716
100pF
50V
100pF
50V
OPT
C8707
2700pF
50V
R8700
18K
1%
R8704
3.3K
1%
C8718
22uF
16V
22uF
16V
D8701
40V
SMAB34
+5V_ST
R8702
16K
R87014
22
R87015
22
CLK_DATA7
CLK_DATA4
CLK_DATA1
CLK_COM3
CLK_DATA5
CLK_DATA2
CLK_COM4
CLK_COM1
CLK_DATA6
CLK_DATA3
CLK_COM5
CLK_COM2
WIFI_EN
WOL/WIFI_POWER_ON
AMP_EN
R8707
100
MODEL1_OPT_1
MODEL1_OPT_0
MODEL1_OPT_2
LOGO_LIGHT
LAN1_LINK
LAN2_LINK
R8746
22
R8765
22
OPT
R8763
22
OPT
R8798
1K
R8794
22
BUZZER_Non_Inverter
CLOCK_DET
R8792
100
R8793
100
2012.12.10
xxLP860H-ZA
87
NEC Micom
Closed to Crystal
OPT
MODEL_OPT_1
OPT
MODEL_OPT_0
OPT
79
OPT
MODEL_OPT_2
80
LOW
78
HIGH
PIN NO.
NON_CLOCK
CLOCK
PIN NAME
MICOM MODEL OPTION
REAL TIME CLOCK(RTC)
R1
R2
Step Up regulator from 3.5V to 5V
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