LG 42LE4300 Service Manual page 21

MICOM_DEBUG
P1001 +3.5V_ST
12505WS-12A00
1
2
3
4
5
6
7
8
9
10
11
12
R1002 10K
13
+3.5V_ST
R1006 10K
R1072 10K
R1073 10K
R1005 10K
EEPROM for Micom
IC1001
M24C16-WMN6T
NC_1 VCC
1 8
NC_2 WC
2 7
NC_3 SCL TP1002
R1080
3 6
22
VSS SDA TP1003
R1008
4 5
22
+3.5V_ST
MICOM MODEL OPTION
R1007 100
AMP_RESET_N
R1070 100
PANEL_CTL
R1003 0
CEC_ON/OFF
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.
All manuals and user guides at all-guides.com
for Debugger
MICOM_RESET
NEC_ISP_Tx
NEC_ISP_Rx
OCD1A
OCD1B
FLMD0
+3.5V_ST
NEC_EEPROM_SCL
NEC_ISP_Tx
OPT NEC_EEPROM_SDA
NEC_ISP_Rx R1084
10K CEC_REMOTE_NEC
OCD1A
POWER_ON/OFF2_1
OCD1B
MODEL1_OPT_0
+3.5V_ST
MODEL1_OPT_1
NEC_EEPROM_SCL
NEC_EEPROM_SDA
MODEL OPTION
PIN NAME PIN NO. HIGH LOW
MODEL_OPT_0 B/L_LAMP
8 B/L_LED
MODEL1_OPT_0
MODEL1_OPT_1
PWM_LED
MODEL_OPT_1 11 PWM_BUZZ/IIC_LED
MODEL1_OPT_2
MODEL1_OPT_3
MODEL_OPT_2
30 TOUCH_KEY TACT_KEY
MODEL_OPT_3 31 GPIO_LED NON_GPIO_LED
MODEL_OPT_0 MODEL_OPT_1 MODEL_OPT_2 MODEL_OPT_3
LOW LOW LOW
LOW
HIGH HIGH
HIGH HIGH HIGH
LOW HIGH LOW
HIGH LOW LOW
HIGH
R1091 10K
+3.5V_ST
C1003
0.1uF
P60/SCL0
1
R1018 22
NEC_SCL
P61/SDA0
2
R1019 22
NEC_SDA
P62/EXSCL0
3
P63
4
P33/TI51/TO51/INTP4
R1020 0 5
P75
R1065 22
6
P74
R1067 22 7
AMP_MUTE
P73/KR3
R1066 22 8
P72/KR2
R1023 22
9
SOC_RESET
P71/KR1
R1064 22
10
INV_CTL
P70/KR0
R1063 22 11
P32/INTP3/OCD1B
R1059 22 12
OCD1B
NON_M_REMOTE
R1060 22
RF_RESET
M_REMOTE
LOW LD350/450/550
LOW 19/22/26LE3300(5500)
LOW 32/37/42/47/55LE5300(10)
LOW LD420
HIGH
LE7300
HIGH
TBD
X1002-*1
32.768KHz
CRYSTAL_EPSON
CRYSTAL_KDS
X1002
32.768KHz
R1034
4.7M
CRYSTAL_KDS
GND
SW1001
JTP-1127WEM
2 1
C1010
4 3
0.1uF
R1047 20K
1/16W
1%
P140/PCL/INTP6
36
P00/TI000
35
P01/TI010/TO00
34
P130
33 R1090
IC1002
P20/ANI0
32
ANI1/P21
UPD78F0513AGA-GAM-AX 31
ANI2/P22
30
NEC_MICOM
ANI3/P23
29
ANI4/P24
28
ANI5/P25
27
ANI6/P26
26
ANI7/P27
25
+3.5V_ST
+3.5V_ST
R1044 10K
OPT
R1045 10K
OPT
R1083 10K
OPT
GP2_Saturn7M
MICOM
EDID_WP
C
B Q1001
2SC3052
E
R1048 22
RL_ON
R1049 22
OPC_EN
OPT
R1050 10K
22
WIRELESS_SW_CTRL
R1055 22
SCART1_MUTE
R1056 22
MODEL1_OPT_3
MODEL1_OPT_2
R1051 22
POWER_ON/OFF1
R1054 22 19-22_LAMP
OLP
R1052 10K
SIDE_HP_MUTE
KEY2
KEY1
Ver. 1.4
5