LG 47SL90QD - Page 34

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Only for training and service purposes
LGE Internal Use Only
I2C & RS232 Communication
I2C & RS232 Communication
BCM3556
HDMI
S/W
MST7323
NTP3100L
SCL0
D3.3V
SDA0
4.7k ohm 4.7k ohm
SCL2
SDA2
4.7k ohm 4.7k ohm
SCL1
SDA1
4.7k ohm 4.7k ohm
SCL3
SDA3
4.7k ohm 4.7k ohm
+3.3V_HDMI
2.7k ohm 2.7k ohm
100 ohm
33PF
100 ohm
33PF
0 ohm
0 ohm
100 ohm
100 ohm
MICOM
22 ohm
22 ohm
VA1G5BF8005
22 ohm
22 ohm
RS232C_RxD
RS232C_TxD
MAX3232
+5V_ST
4.7k ohm
4.7k ohm
P
7
0
2
100 ohm
100 ohm
P
7
0
1
Sub B/D
Main B/D
22 ohm
22 ohm
22 ohm
22 ohm
47PF
47PF
22 ohm
22 ohm
22 ohm
22 ohm
D3.3V
D3.3V
D3.3V
Block Diagram