LG 49UF771V Service Manual page 45

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Renesas MICOM
For Debug
+3.5V_ST
Don't remove R3016,
MICOM_DEBUG
P3000
not making float P40
12507WS-04L
1
2
MICOM_DEBUG
3
4
MICOM_RESET
5
LM15 Power SEQUENCE
POWER_ON/OFF1(5V)
POWER_ON/OFF2_1(3.3V)
POWER_ON/OFF2_3(1.5V)
POWER_ON/OFF2_4(1.1V)
SOC_RESET
MICOM MODEL OPTION
+3.5V_ST
MODEL1_OPT_0
MODEL1_OPT_1
MODEL1_OPT_3
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
I2C_SCL_MICOM
I2C_SDA_MICOM
3D&L_DIM_EN
PANEL_CTL
WOL/WIFI_POWER_ON
HDMI_CEC_MICOM
POWER_ON/OFF2_3
EYE_SDA
EYE_SCL
+3.5V_ST
MICOM MODEL OPTION
1
0
MODEL_OPT_0
NON LOGO
LOGO
MODEL_OPT_1
LCD
OLED
MODEL_OPT_3
LM15U
H15
HDMI_WAUP:HDMI_INIT
MHL_DET_LM15
0
R3037
MHL_DET_LM15
+3.5V_ST
C3000
0.1uF
+3.5V_ST
R3021
10K
5%
1/16W
P60/SCLA0
1
P61/SDAA0
2
P62
3
P63
4
P31/TI03/TO03/INTP4
5
P75/KR5/INTP9/SCK01/SCL01
6
IR
R3038
P74/KR4/INTP8/SI01/SDA01
100
7
P73/KR3/SO01
8
P72/KR2/SO21
9
P71/KR1/SI21/SDA21
10
P70/KR0/SCK21/SCL21
11
P30/INTP3/RTC1HZ/SCK11/SCL11
12
X3000-*1
32.768KHz
EPSON_MICOM_CRYSTAL
50V
50V
12pF
12pF
LOGO_LIGHT
C3002
C3003
DAISHINKU_MICOM_CRYSTAL
X3000
32.768KHz
+3.5V_ST
R3028
4.7M
OPT
MICOM_RESET_SW
GND
SW3000
JTP-1127WEM
2
1
C3004
0.1uF
4
3
16V
P140/PCLBUZ0/INTP6
36
P00/TI00/TXD1
35
P01/TO00/RXD1
34
P130
33
IC3000
P20/ANI0/AVREFP
32
P21/ANI1/AVREFM
R5F100GEAFB#30
31
P22/ANI2
30
P23/ANI3
29
P24/ANI4
28
P25/ANI5
27
P26/ANI6
26
P27/ANI7
25
R3015
10K
MICOM_LM15U
LM15U : Active high reset
BAT54_SUZHO
CEC_REMOTE
LM15U
MICOM
SCART_MUTE
RL_ON
POWER_ON/OFF2_4
SCART_MUTE
POWER_ON/OFF2_4
POWER_ON/OFF2_1
KEY2
KEY1
MODEL1_OPT_3
MODEL1_OPT_0
SIDE_HP_MUTE
MHL_EN
MHL_EN
MODEL1_OPT_1
For CEC
+3.5V_ST
R3034
R3033
27K
120K
D3000
HDMI_CEC_MICOM
Q3001
RUE003N02
Q3001-*1
ROHM_CEC_FET
SI1012CR-T1-GE3
VISHAY_CEC_FET
2014-12-30
30
LGE Internal Use Only

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