Sony A1E Series Service Manual page 46

FLOW
8. NETWORK MALFUNCTION
INTERNAL WIRELESS 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 BKA
OK
Check with another Wi-Fi module
OK
Wi-Fi module
XBR-55/65A1E
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
BKA board and Wi-Fi
OK
Main Harness
No
BKA board
NG
Access Point
WiFi module
OK
Loose harness
NG
BKA board
TROUBLE SHOOTING
If Wi-Fi malfunction happens,
・Wi-Fi module
・Harness between BKA and Wi-Fi
・BKA board
are suspected.
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