Read LG 26LV255C-UA (CHASSIS:LA0AB) 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
R1057
+3.5V_ST
+3.5V_ST
OCD1A
TP1001
NEC_ISP_Tx
POWER_ON/OFF2_1
10K
PWM_BUZZ/IIC_LED
R1009
AMP_RESET
SIDE_HP_MUTE
CEC_ON/OFF
4.7M
R1034
CRYSTAL_KDS
0.1uF
C1002
1uF
C1009
KEY2
NEC_ISP_Rx
NEC_EEPROM_SCL
KEY1
FLMD0
22
R1065
SOC_RESET
AMP_RESET
NEC_SDA
22
R1010
MICOM_DEBUG
OCD1A
MODEL1_OPT_2
10K
R1030
22
R1090
OPT
TP1602
0 . 1 u F
C1003
10K
TOUCH_KEY
R1075
22
R1060
NEW_SUB
MODEL1_OPT_2
0 . 1 u F
C1010
10K
R1091
TP1002
OCD1B
+3.5V_ST
S/T_SDA
S7_NEC_RXD
12505WS-12A00
P1001
MICOM_DEBUG_WAFER
1
2
3
4
5
6
7
8
9
10
11
12
13
47K
R1046
22
R1049
OPT
22
R1081
MICOM_DEBUG
NEC_ISP_Tx
NEC_ISP_Rx
TP1003
OCD1A
OCD1B
22
R1080
AT24C16BN-SH-B
IC1001-*1
EEPROM_NEC_16KBIT_ATMEL
3
NC_3
2
NC_2
4
GND
1
NC_1
5
SDA
6
SCL
7
WP
8
VCC
22
R1023
M24C16-WMN6T
IC1001
EEPROM_NEC_16KBIT_STM
3
NC/E2
2
NC/E1
4
VSS
1
NC/E0
5
SDA
6
SCL
7
WC
8
VCC
TP1601
OLP
15pF
C1007
PANEL_CTL
32.768KHz
X1002
CRYSTAL_EPSON
+3.5V_ST
22
R1039
POWER_ON/OFF2_2
22
R1066
CEC_REMOTE_NEC
NEC_ISP_Tx
10K
R1073
OPT
uPD78F0514
IC1002
NEC_MICOM
1
P60/SCL0
2
P61/SDA0
3
P62/EXSCL0
4
P63
5
P33/TI51/TO51/INTP4
6
P75
7
P74
8
P73/KR3
9
P72/KR2
10
P71/KR1
11
P70/KR0
12
P32/INTP3/OCD1B
13
P31/INTP2/OCD1A
14
P30/INTP1
15
P17/TI50/TO50
16
P16/TOH1/INTP5
17
P15/TOH0
18
P14/RXD6
19
P13/TXD6
20
P12/SO10
21
P11/SL10/RXD0
22
P10/SCK10/TXD0
23
AVREF
24
AVSS
25
ANI7/P27
26
ANI6/P26
27
ANI5/P25
28
ANI4/P24
29
ANI3/P23
30
ANI2/P22
31
ANI1/P21
32
P20/ANI0
33
P130
34
P01/TI010/TO00
35
P 0 0 / T I 0 0 0
36
P140/PCL/INTP6
37
P120/INTP0/EXLVI
38
P41
39
P40
40
RESET
41
P124/XT2/EXCLKS
42
P123/XT1
43
FLMD0
44
P122/X2/EXCLK/OCD0B
45
P121/X1/OCD0A
46
REGC
47
VSS
48
VDD
INV_CTL
1/16W
20K
1%
R1089
CEC_ON/OFF
22
R1013
MICOM_DEBUG
0
R1020
10K
B/L_LED
R1071
32.768KHz
CRYSTAL_KDS
X1002-*1
2SC3052
Q1001
E
B
C
+3.5V_ST
22
R1078
MICOM_DEBUG
10K
B/L_LAMP
R1012
OCD1B
47K
R1001
NEC_EEPROM_SCL
22
R1048
+3.5V_ST
22
R1019
4.7K
R4035
NEW_SUB
4.7K
R4034
NEW_SUB
15pF
C1008
10K
R1006
OPT
10K
TACT_KEY
R1011
+3.5V_ST
+3.5V_ST
22
R1076
MICOM_DEBUG
AMP_MUTE
POWER_ON/OFF1
LED_R/BUZZ
LED_B/LG_LOGO
0.1uF
C1006
S7_NEC_TXD
10K
R1052
NEC_SCL
22
R1018
10K
GP3
R1074
MICOM_RESET
FLMD0
1/16W
20K
1%
R1047
22
R1041
22
R1056
22
R1037
NEC_ISP_Rx
S/T_SCL
+3.5V_ST
RL_ON
NEC_EEPROM_SDA
MICOM_RESET
EDID_WP
22
R1055
22
R1043
NEW_SUB
PANEL_CTL
10K
R1005
OPT
10K
R1050
22
R1068
22
R1008
POWER_DET
10K
GP2
R1079
+3.5V_ST
10K
R1072
OPT
22
R1069
10K
PWM_LED
R1004
10K
R1084
OPT
10K
R1083
OPT
IR
22
R1063
10K
R1002
MICOM_DEBUG
NEC_EEPROM_SDA
SCART1_MUTE
GND
22
R1054
19-22_LAMP
2.7K
R1014
2.7K
R1015
+3.5V_ST
⁄
T O P S I D E f o r r e s e t .
EEPROM for Micom
NEC CONFIGURATION
MODEL_OPT_0
MODEL_OPT_3
(MODEL_OPT_3)
MICOM MODEL OPTION
(MODEL_OPT_0)
f o r D e b u g g e r
MODEL_OPT_1
(MODEL_OPT_1)
GP2R
MICOM Rev.4
20101125
5
31
HIGH
31
LOW
S/T & IIC LED & NO BUZZ & LED Blink
3 2 / 3 7 / 4 2 / 4 7 / 5 5 L E 5 3 0 0
PIN NO.
8
HIGH
LOW
HIGH
LOW
HIGH
LOW
LOW
GP3
LOW
P W M _ B U Z Z / I I C _ L E D : F o r m o d e l t h a t u s e L E D L i g h t i n g u s e d I I C
LOW
LOW
LOW
GPIO_LED
TACT_KEY
I I C L E D ( 0 9 Y I I C P r o t o c o l ) & N o B U Z Z
HIGH
Low
LOW
MODEL_OPT_2
IIC LED & PWM BUZZ
LE7300
B/L_LED
HIGH
LOW
NON_GPIO_LED
HIGH : LAMP
LOW
30
PIN NAME
LV25/LV35/LV45/LW45/LV55/LK45/LK55
MODEL OPTION
MODEL OPTION
MODEL_OPT_0
TOUCH_KEY
PWM_BUZZ/IIC_LED
LOW
P W M _ L E D : F o r m o d e l t h a t u s e L E D L i g h t i n g u s e d P W M S i g n a l
LOW
LOW
PWM_BUZZ/IIC_LED :Using IIC for LED Breathing & PWM Buzz
MODEL_OPT_2
MODEL_OPT_0
PWM_LED
MODEL_OPT_3
HIGH
PIN NAME
8
D e s c r i p t i o n
LOW
LD350/450/550
HIGH
LOW : LED
HIGH
11
HIGH
PIN NO.
PWM_BUZZ/IIC_LED
GPIO LED & NO BUZZ
MODEL_OPT_1
TBD
B/L_LED
MODEL_OPT_1
KEY & PWM LED & No Buzz & No LED Blink
LOW
HIGH
HIGH
HIGH
PWM LED & No Buzz & No LED Blink
LK330/LK430/LK530
MODEL_OPT_2
30
MODEL_OPT_1
PWM_LED
TACT_KEY
P W M _ L E D : U s i n g P W M S i g n a l f o r L E D L i g h t i n g
LOW
MODEL_OPT_3
LOW
MODEL_OPT_0
LOW
MODEL_OPT_0
LOW
IIC LED & PWM IIC BUZZ
MODEL_OPT_3
TBD
LK330/LK430 for KR/US
KEY & PWM LED & No Buzz & No LED Blink
MODEL_OPT_3
LOW
HIGH
LOW
LOW
MODEL_OPT_2
LOW
HIGH
11
TOUCH_KEY
10Y EYE-Q Sensor
2010Y,GP2
I I C L E D ( 0 9 Y I I C P r o t o c o l ) & N o B U Z Z
B/L_LAMP
B/L_LAMP
GP2
1 9 / 2 2 / 2 6 L E 5 3 0 0 / 5 3 0 0
S / T & I I C L E D & N o B u z z & L E D B l i n k
2011Y,GP2R, 101125 Update
LD420
MODEL_OPT_1
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