LG 55LV355H, Service Manual

Page: 20 / 61

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.
+5V_ST
+3.5V_ST
IR
4.7K
R5084
CLOCK
22
R5065
2SC3875S(ALY)
Q5003
CLOCK
E
B
C
TOOL0
JTP-1127WEM
SW5000
1 2
4 3
22
R5054
UART_SW2
100K
R5058
SOC_RESET
RTC_INT
KEY2
POWER_DET
TOOL0
EYEQ_SCL
22 R5029
22
R5061
NEC_EEPROM_SCL
KEY1
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5003
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
MST_NEC_RX
S7_DBG_TX
0
R5073
22
R5068
22 R5031
UART_SW2
22
R5053
+3.5V_ST
0
OPT
R5060
13pF C5007
22 R5076
4.7K OPT R5023
UART_RX
AMP_MUTE
22
R5056
+3.5V_ST
SIDE_HP_MUTE
+5V_ST
22 R5078
22
OPT R5032
22uF
25V
3 . 3 V t o 5 V
C5016
PKLCS1212E4001-R1
BU5000
CLOCK
1
2
MODEL1_OPT_2
0 . 1 u F
16V
C5014
CLOCK
0
OPT
R5011
10K R5043
2 . 2 u F
10V
3 . 3 V t o 5 V
C5015
22 R5042
UART_TX
POWER_ON/OFF1
10MHz
X5001
4.7K
R5035
+3.5V_ST
NEC_EEPROM_SCL
10K
GP2
R5001
DBG_SW
EXT_PWR_DET
10
R5106
CLOCK
4.7K
R5020
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5001
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
UART_RX
22 R5077
12507WR-12L
P5001
CLOCK
1
2
3
4
5
6
7
8
9
10
11
12
13
10K
PWM_LED
R5007
22
R5062
+3.5V_ST
EXT12V_CTRL
22
R5111
10
R5104
CLOCK
10K R5093
CLOCK
BLM18PG600SN1D
L5001
MODEL1_OPT_2
CEC_ON/OFF
MST_NEC_TX
10
R5108
CLOCK
4.7K
R5095
22
R5063
+5V_ST
10K R5091
CLOCK
10K R5094
CLOCK
22 OPT R5030
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5002
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
10K R5092
CLOCK
NEC_RX
2SA1504S
Q5010
CLOCK
E
B
C
+3.5V_ST
EYEQ_SDA
22 R5033
CLOCK_SDA
4.7K
R5085
CLOCK
22 R5082
EEPROM_SCL
POWER_ON/OFF2_2
22 R5040
13pF C5009
+5V_ST
+3.5V_ST
UART_SW1
100
R5016
NEC_EEPROM_SDA
100
R5049
47K
R5064
INV_CTL
S/T_SDA
UART_SW1
0
OPT
R5003
100
R5017
+5V_ST
22 OPT R5079
S7_DBG_RX
PANEL_CTL
12507WS-06L
P5000
1
2
3
4
5
6
7
22 R5021
0 . 1 u F
C5004
22
OPT
R5069
22 R5041
22uF
25V
3 . 3 V t o 5 V
C5012
EEPROM_SW
4.7K OPT R5022
0.1uF 16V
C5008
NEC_DBG_TX
22 R5026
+5V_ST
22 R5024
FLMD0
AMP_RESET
22
R5066
CEC_REMOTE_NEC
22
OPT
R5072
0 . 1 u F
C5002
LED_B/LG_LOGO
UPD78F1164GF(S)
NEC_MICOM
IC5005
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
10K
B/L_LED
R5009
4.7K
R5045
1M
R5055
2SA1504S
Q5006
CLOCK
E
B
C
10
R5105
CLOCK
10
R5100
CLOCK
22
R5067
0
OPT
R5059
AMP_RESET
+3.5V_ST
22 R5048
+3.5V_ST
+3.5V_ST
10K
TOUCH_KEY
R5004
S7_RXD
UART_DBG_SW
NEC_EEPROM_SDA
10K
TACT_KEY
R5005
22
R5051
TOOL1
10K
B/L_LAMP
R5010
4.7K
R5019
10
R5102
CLOCK
100
R5015
CLOCK_SCL
EEPROM_SW
22 R5036
0.1uF 16V C5006
+5V_ST
KID65003AF
IC5010
CLOCK
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
S7_EEPROM_SCL
4.7K
R5046
22 R5037
NEC_DBG_RX
22
R5057
+3.5V_ST
SUBAMP_MUTE
10
R5107
CLOCK
S/T_SCL
22
R5047
2SC3052
Q5000
E
B
C
POWER_ON/OFF2_1
1uF
50V
C5011
FLMD0
S7_EEPROM_SDA
10
R5099
CLOCK
+3.5V_ST
THERMAL
SC632ULTRT
3 . 3 V t o 5 V
IC5009
3
C1-
2
C1+
4
IN
1
GND
5
EN
6
OUT
7
C2+
8
C2-
9
[EP]GND
EDID_WP
2SC3875S(ALY)
Q5005 CLOCK
E
B
C
22
R5109
22 R5081
NEC_TX
MICOM_RESET
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5004
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
2SC3875S(ALY)
Q5002
CLOCK
E
B
C
MST_NEC_RX
100
R5050
+3.5V_ST
EXT5V_CTRL
2 . 2 u F
10V
C5010
10K
R5071
+3.5V_ST
NEC_TX
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5007
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
0
R5074
10K R5090
CLOCK
22 R5027
22
R5110
SUBAMP_SD
22 R5025
IR_OUT_CTRL
MICOM_RESET
UART_TX
2SC3875S(ALY)
Q5001
CLOCK
E
B
C
4.7K
R5089
OPT
74LX1G14CTR
IC5008
CLOCK
3
GND
2
1A
4
1Y
1
NC
5
VCC
100
R5008
MST_NEC_TX
10K
PWM_BUZZ/IIC_LED
R5006
BLM18PG121SN1D
L5002
CLOCK
2 . 2 u F
10V
3 . 3 V t o 5 V
C5013
4.7K
R5096
PANEL_CTL
EEPROM_SDA
2SA1504S
Q5007
CLOCK
E
B
C
BLM18PG600SN1D
3 . 3 V t o 5 V
L5000
10K
OPT
R5018
S7_TXD
22
R5070
LED_R/BUZZ
0
R5112
CLOCK
4.7K
R5083
CLOCK
22 R5080
RL_ON
CEC_ON/OFF
2SA1504S
Q5008
CLOCK
E
B
C
4.7K
R5088
CLOCK
10
R5101
CLOCK
ON SEMICONDUCTOR
NLASB3157DFT2G
EAN38256201
ANALOG SWITCH
IC5006
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
10
R5103
CLOCK
TOOL1
NEC_RX
4.7K
R5034
22 R5075
0 . 1 u F
C5005
22 R5028
10K
GP3
R5002
22 R5038
22 R5039
4.7K
R5087
CLOCK
10
R5097
CLOCK
4.7K
R5086
OPT
0 R5044
2SC3875S(ALY)
Q5004
CLOCK
E
B
C
2SA1504S
Q5009
CLOCK
E
B
C
10
R5098
CLOCK
22
R5052
0 . 1 u F
16V
C5003
CLOCK
M41T81
IC5000
CLOCK
3
VBAT
2
XO
4
VSS
1
XI
5
SDA
6
SCL
7
IRQ/FT/OUT/SQW
8
VCC
22
R5012
CLOCK
2pF
50V
C5000
CLOCK
1K
R5000
CLOCK
CLOCK_SCL
CLOCK_SDA
RTC_INT
BATTERY
M5000
CLOCK
1
2
+3.5V_ST
4.7K
R5014
CLOCK
22
R5013
CLOCK
2pF
50V
C5001
CLOCK
10K
NON_CLOCK
R5113
10K
CLOCK
R5114
+3.5V_ST
32.768KHz
X5000
CLOCK
SIGN340159
CLOCK_SDA
+3.5V_ST
CLOCK_SCL
GP2R
MICOM Rev.4
20101125
5
LD350/450/550
HIGH
MODEL_OPT_2
MODEL_OPT_1
B/L_LED
PIN NAME
MODEL OPTION
MICOM MODEL OPTION
B/L_LAMP
LOW
MODEL_OPT_0
LE7300
HIGH
1 9 / 2 2 / 2 6 L E 3 3 0 0 ( 5 5 0 0 )
LOW
PWM_LED
LOW
HIGH
MODEL_OPT_2
GP2
HIGH
SELECT
LOW
LOW
11
B 1 - A
HIGH
HIGH
LOW
B 0 - A
MODEL_OPT_3
HIGH
LOW
UART SWITCH
HIGH
LOW
H
LD420
LOW
L
TBD
LOW
H
CONNECTION
MODEL_OPT_1
SELECT
MODEL_OPT_0
S t e p U p r e g u l a t o r 3 . 3 V t o 5 V ( M A X 2 5 0 m A )
PIN NO.
MODEL_OPT_1
CONNECTION
PWM_BUZZ/IIC_LED
HIGH
B 0 - A
HIGH
3 2 / 3 7 / 4 2 / 4 7 / 5 5 L E 5 3 0 0 ( 1 0 )
Closed to Crystal
LOW
HIGH
B 1 - A
30
LOW
TOUCH_KEY
L
8
31
TACT_KEY
MODEL_OPT_3
MODEL_OPT_3
GP3
LOW
MODEL_OPT_0
REAL TIME CLOCK
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Only for training and service purposes
LGE Internal Use Only