LG 47LX9500 Service Manual page 105
47" class full hd 1080p
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Also See for 47LX9500:
- Owner's manual (270 pages) ,
- Specifications (2 pages) ,
- Owner's manual (121 pages)
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Main JK8700 Wireless Media Box Dongle Jack (Voltage and Diode Ch
Main JK8700 Wireless Media Box Dongle Jack (Voltage and Diode Ch
JK8700 Jack "MAIN Board" To "Wireless Dungle"
Pin
1-6
7
8
9
10
11
12
13
14
15
16
17
18
19-20
Diode Mode values taken
with all Connectors
Removed
Label
STBY
*24V
0V
Detect
0V
Interrupt
0V
Gnd
0V
n/c
0V
Gnd
0V
I2C_SCL
0V
I2C_SDA
0V
Gnd
0V
Wireless_RX
0V
Wireless_TX
0V
Gnd
0V
IR
0.67V
Gnd
0V
Voltages with Wireless Media Box Dongle plugged in.
(Use Dongle side to read voltages. Remove cover).
*24V Switched from Q8701 Drain Back side of the board.
Q8701 turned on by Q8700 front side of the board.
Q8700 turned on by Microprocessor pin 38.
Run
Diode Check
24.65V
Open
0.3V
2.8V
3.3V
Open
Gnd
Gnd
3.3V
Open
Gnd
Gnd
3.3V
1.04V
3.3V
1.04V
Gnd
Gnd
3.3V
1.8V
3.3V
1.8V
Gnd
Gnd
3.3V
Open
Gnd
Gnd
105
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1
September LCD TV 47LX9500
JK8700
Jack
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Troubleshooting
