LG 42GA6400-UD Service Manual page 30

IR & KEY & LOGO
+3.5V_ST
R4117
10K
5%
R4113
100
KEY1
R4114
100
KEY2
Place Near Micom
+3.5V_ST
LOGO_LIGHT
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 right reserved.
Only for training and service purposes
R4118
10K
5%
D4101
5.6V
AMOTECH CO., LTD.
C4100 C4102
OPT
0.1uF 0.1uF
D4100
5.6V
AMOTECH CO., LTD.
OPT
+3.5V_ST
L4100
BLM18PG121SN1D
R4100 LED_R
LED_R
C4104
10K
1000pF
50V
C4107 D4104
100pF
50V
LOGO_LIGHT
R4107 33
LOGO_LIGHT
R4108 33
C
LOGO_LIGHT
B
+3.5V_ST
1K Q4102
R4106
E
MMBT3904(NXP)
C4103 LOGO_LIGHT
R4103
0.1uF
10K
16V
IR
R4109
100
EYE_SCL
EYE_Q_10P
VA4001
ADMC 5M 02 200L
OPT
R4101
100
EYE_SDA
EYE_Q_10P
VA4000
ADMC 5M 02 200L
OPT
+3.5V_WOL
L4101
WIFI_DM
WIFI_DP
WOL/WOW_POWER_ON
NON_EYE_Q_8P
P4102
12507WR-08L
1 1
2 2
3 3
4 4
5 5
6 6
7 7
OPT
5.6V
AMOTECH CO., LTD. 8 8
9
9
10 EYE_Q_10P
P4101
12507WR-10L
11
120-ohm
BLM18PG121SN1D
SMAW200-H12S2
C4105
C4101
MAX 0.4A
10uF 10uF
10V 10V
+3.5V_WOL
USB_DM
USB_DP
GND
WOL
GND
ESD for MTK
ESD for LG1152
D4105-*1
ADUC 20S 02 010L
20V 10pF
ESD_MTK
D4106-*1
ADUC 20S 02 010L
20V 10pF
ESD_MTK
D4100-*1
5.6V 200pF
ADMC 5M 02 200L ESD_LG1152
ESD_MTK
D4101-*1
5.6V 200pF
ESD_LG1152
ADMC 5M 02 200L
ESD_MTK
D4104-*1
5.6V 200pF
ESD_LG1152
ADMC 5M 02 200L
ESD_MTK
+3.3V_NORMAL
L4102
120-ohm
P4100
C4106
0.1uF
3.3V
1 2
RTS AR4100
3 4
100
RX 1/16W
5 6
TX
7 8
RESET
9 10
CTS
11 12
13
D4100-*2
5.6V 200pF
ADMC 5M 02 200L
D4101-*2
5.6V 200pF
ADMC 5M 02 200L
D4104-*2
5.6V 200pF
ADMC 5M 02 200L
R4102
100
M_REMOTE_RTS
M_REMOTE_RX
M_REMOTE_TX
M_RFModule_RESET
M_REMOTE_CTS
M_REMOTE_RTS
M_REMOTE_CTS
IR / KEY 2011.11.21
41
LGE Internal Use Only