4-5. Network
<TV> <Router> <Internet>
TV to Router "Failure"
9 Check Network Status
Check Network Status (TV Router Internet)
9 Wired & Wireless MAC Address in Customer Support Menu.
• No Wired MAC Address: Replace Main Board.
• No Wireless MAC Address:
9 Module cabling & voltages from Main Board.
• If operating voltages are OK but signal missing.
9 Replace WiFi Module (WiFi/Bluetooth Module).
9 Proper security passcode
9 Check Wi-Fi signal strength at TV (use WiFi Analyzer or similar App).
• Try another source (Hot spot or Test Router)
9 Check related Bulletins.
9 Check Factory Mode → SVC → Info → WiFi Error Count (replace module for high error counts).
Router to Network "Failure"
9 Check Network Status
Check Network Status (TV Router Internet)
• Instruct the customer the TV has proper connection to the router and is likely OK.
9 Check other devices using network are OK. If they test OK this does not mean the TV should be working.
• Try another source (Hotspot) to test/show TV Network operation.
4-12
4. Troubleshooting
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