Samsung UN50JU7100F Service Manual page 36

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