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REAL TIME CLOCK(RTC)
CLOCK
IC8702
M41T83RMY6F
NC_1
NC_4
1
18
NF_1
NV_4
2
17
+3.5V_ST
NF_2
NF_3
3
16
NC_2
VCC
4
15
CLOCK
C8703
+3.5V_ST
RST
IRQ2
0.1uF
5
14
16V
DU
NC_3
6
13
SQW
IRQ1/FT/OUT
7
12
CLOCK
R8706
1K
VBAT
SCL
8
11
CLOCK_SCL
CLOCK
BA8700
VSS
SDA
9
10
BATTERY
CLOCK_SDA
MICOM MODEL OPTION
+3.5V_ST
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_2
PIN NAME
PIN NO.
HIGH
LOW
MODEL_OPT_0
80
OPT
OPT
MODEL_OPT_1
79
OPT
OPT
MODEL_OPT_2
78
NON_CLOCK
CLOCK
Step Up regulator from 3.5V to 5V
D8701
L8701
SMAB34
3.6uH
40V
IC8701
TPS61087DRC
6
5
SW_1
PGND
+3.5V_ST
7
4
SW_2
AGND
8
3
OPT
IN
EN
C8702
C8704
C8705
0.1uF
10uF
1uF
16V
10V
10V
9
2
FREQ
FB
10
1
C8706
SS
COMP
0.1uF
16V
R8702
[EP]AGND
16K
C8707
2700pF
50V
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.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
CLOCK_SCL
CLOCK_SDA
POWER_ON/OFF2_3
POWER_ON/OFF2_4
HDMI_CEC
ETHERNET_MDC
ETHERNET_MDIO
5V_ON/OFF
WARM_MODE
MAGIC_WOL
ETNHUB_ENDEFER
IR
LED_R
UART_SW3
UART_SW2
RL_ON
CLOCK_DET
POWER_ON/OFF2_2
+3.5V_ST
UART_SW1
UART_DBG_SW
OPT
DBG_SW
R8745
10K
INV_CTL
PANEL_CTL
POWER_ON/OFF1
SOC_RESET
ETNHUB_PWR_ON/OFF
POWER_DET
+5V_ST
OPT
C8717
C8718
1uF
22uF
16V
16V
R8703
51K
1%
OPT
C8716
R1
100pF
50V
R8704
3.3K
1%
R8700
R2
18K
1%
5V_ON/OFF
R8705
10K
+3.5V_ST
R8783
47K
R8798
SW8700
Closed to Crystal
1K
JTP-1127WEM
2
1
C8715
2.2uF
4
3
10V
X8701
10MHz
+3.5V_ST
LAN2_LINK
R8784
R8786
LAN1_LINK
1M
22
+3.5V_ST
C8712
R8785
0.1uF
C8713
100K
0.1uF
R87014 22
P60/SCL0
P140/PCLBUZ0/INTP6
1
80
R87015 22
P61/SDA0
P141/PCLBUZ1/INTP7
2
79
P62
P142/SCK20/SCL20
3
78
P63
P143/SI20/RXD2/SDA20
4
77
P31/TI03/TO03/INTP4
P144/SO20/TXD2
5
76
P64/RD
P145/TI07/TO07
6
75
P65/WR0
P00/TI00
7
74
P66/WR1
P01/TO00
8
73
P67/ASTB
P02/SO10/TXD1
9
72
P77/EX23/KR7/INTP11
P03/SI10/RXD1/SDA10
10
71
IC8700
P76/EX22/KR6/INTP10
P04/SCK10/SCL10
11
70
P75/EX21/KR5/INTP9
P131/TI06/TO06
12
69
P74/EX20/KR4/INTP8
NEC_MICOM
P130
13
68
P73/EX19/KR3
P20/ANI0
14
67
P72/EX18/KR2
P21/ANI1
15
66
P71/EX17/KR1
P22/ANI2
16
65
P70/EX16/KR0
P23/ANI3
17
64
R8746
22
P06/WAIT
P24/ANI4
18
63
P05/CLKOUT
P25/ANI5
19
62
EVSS1
P26/ANI6
20
61
P80/EX0
P27/ANI7
100
21
60
P81/EX1
P150/ANI8
22
59
P82/EX2
P151/ANI9
23
58
P83/EX3
P152/ANI10
24
57
P84/EX4
P153/ANI11
25
56
P85/EX5
P154/ANI12
26
55
P86/EX6
P155/ANI13
27
54
P87/EX7
P156/ANI14
28
53
P30/INTP3/RTC1HZ
P157/ANI15
29
52
EVDD1
AVSS
30
51
+3.5V_ST
+3.5V_ST
C8708
0.1uF
C8709
0.1uF
16V
+3.5V_ST
R8754
10K
OPT
+3.5V_ST
IC8705
74LX1G14CTR
NC
VCC
1
5
C8714
BU8700
1A
0.1uF
PKLCS1212E4001-R1
BUZZER_INVERTER
2
16V
BUZZER_INVERTER
GND
1Y
3
4
1
2
R8794
22
BUZZER_Non_Inverter
+5V_ST
R8787
R8788
R8789
10K
10K
10K
E
E
E
B
B
B
Q8702
Q8703
Q8701
C
C
C
R8772
22
NEC_DBG_RXD
R8771
22
NEC_DBG_TXD
EXT_SPK_MUTE
WOL/WIFI_POWER_ON
R8767
22
NEC_EEPROM_SDA
R8766
22
NEC_EEPROM_SCL
EXT_SPK_DET
R8764
22
MAIN_AMP_MUTE
2SC3875S(ALY)
2SC3875S(ALY)
2SC3875S(ALY)
Q8706
Q8707
Q8708
C
C
C
B
B
B
B
E
E
E
R8707
AMP_EN
WIFI_EN
KEY1
KEY2
IC8703
KID65003AF
I1
O1
1
16
I2
O2
2
15
I3
O3
3
14
I4
O4
4
13
I5
O5
5
12
I6
O6
6
11
I7
O7
7
10
+5V_ST
GND
COMMON
8
9
+3.5V_ST
P8701
12507WS-06L
1
R8709
R8710
4.7K
4.7K
2
MICOM_RESET
3
TOOL0
4
5
TOOL1
6
FLMD0
7
R8790
R8791
10K
10K
2SA1504S
E
E
B
B
Q8705
Q8704
C
C
CLK_COM1
CLK_COM2
CLK_COM3
CLK_COM4
CLK_COM5
2SC3875S(ALY)
2SC3875S(ALY)
Q8709
Q8710
C
C
B
E
E
CLK_DATA1
CLK_DATA2
CLK_DATA3
CLK_DATA4
CLK_DATA5
CLK_DATA6
CLK_DATA7
xxLP860H-ZA
2012.12.10
NEC Micom
87
LGE Internal Use Only
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