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Samsung UN50JU7100F Service Manual Page 36

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4. Troubleshooting
WIFI Module
Troubleshooting
Check Wired MAC Address and Wireless MAC Address at
1
Check Wired MAC and Wireless MAC at
2
Wired MAC errors :
-
Wireless MAC errors :
-
.
.
Model : NNNOO0
Wired MAC ----
Wireless MAC ----
WIFI : 0000
.
.
Check the Wi-Fi Module Connector voltage.
3
Wi-Fi Signal
(500mv P-P)
Pins
Standby
Power ON
All Measurements in the Chart are DC Volts with Multi Meter.
Voltage is normal, but Wi-Fi Sig. pins (DC Ref.) If you do not measure, Wi-Fi Module can possibly
defective.
4-6
Factory Mode
Main Board is defective.
9
10
0
3.3Vdc
Sync 3.3V
3.3Vdc
P-P
Contact
Samsung.
Wired MAC Address
Wireless MAC Address
screen. (Success/Failure)
Wired (SUCCESS)
Wireless (SUCCESS)
11
12
0
0
.04Vdc
.04Vdc
0
Wi-Fi Sig.
Wi-Fi Sig.
13
14
0
5Vdc
5Vdc
5Vdc
15
16
0
0
3.3Vdc

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