Samsung UN JS9000F Service Manual page 41

WIFI Module
„
Major check points
1. Check Wired MAC Address and Wireless MAC Address at
2. Check Wired MAC and Wireless MAC at
Wired MAC errors :
-
.
.
Model : UNXXJSXXXX
Wired MAC SUCCESS
Wireless MAC SUCCESS
WIFI Version : ****
.
.
Wireless MAC errors :
-
• Check the Wi-Fi Module Connector voltage.
If OK replace
-
Wi-Fi Signal
(500mv P-P)
Pins 1
Standby
0
Power
3.3
ON Vdc
• 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.
Factory Mode
Main Board is defective.
Module.
2 3 4 5
3.3 5
0 0
Vdc Vdc
2V
3.3 5
0 BT Sig. BT Sig.
Vdc Vdc
4V P-P 4V P-P
Contact
Wired MAC Address
Wireless MAC Address
screen. (Success/Failure)
Wired (SUCCESS)
Wireless (SUCCESS)
6 7 8 9
0 0 0 0
2V
Sync Sync
0
3.3V P-P 3.3V P-P
Samsung.
10 11 12
3.3
0 0
Vdc
0.4V
3.3
0 Wi-Fi
Vdc
Sig.
4. Troubleshooting
13 14 15 16
5
0 0 0
Vdc
0.4V
5 5 3.3
Wi-Fi
Vdc Vdc Vdc
Sig.
4-5