Internal Wireless Network Malfunction - Sony X850E Series Service Manual

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8. NETWORK MALFUNCTION

INTERNAL WIRELESS NETWORK MALFUNCTION

Wireless Network
on the TV
Error message or no scan result appear in
the network setting?
Yes
Hardware defect suspected
Check harness
connection is OK
between Wi-Fi and B*
OK
Check with another Wi-Fi module
OK
Wi-Fi module
XBR-65/75X850E
Is the Wi-Fi radio
No
strength too weak
or even No signal?
Yes
Check with another Wi-Fi
module
OK
NG
Connect properly
NG
NG
Change harness
between B* board and Wi-Fi
OK
Main Harness
No
B* board
NG
Access Point
WiFi module
OK
Loose harness
NG
B* board
TROUBLE SHOOTING
If Wi-Fi malfunction happens,
・Wi-Fi module
・Harness between WiFi and B*
・B* board
are suspected.
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