Sony XBR-55X900H Service Manual page 71

2021/04/27 23:25:57 (GMT+09:00)
6.2 Wireless Network malfunction (2/2)
*1
From previous page
Check harness
connection is OK between
Wi-Fi/BT module and Bxx
OK
Check with another Wi-
Fi/BT module
OK
Wi-Fi/BT module
SAFETY NOTES
NG
Connect properly
NG
NG
SELF DIAGNOSTIC FUNCTION TROUBLESHOOTING
T R O U B L E S H O O T I N G
OK
Loose harness
NG
Change harness
between Bxx board
and Wi-Fi/BT module
OK
Main Harness
SERVICE ADJUSTMENT
Change Bxx board
If Wi-Fi malfunction happens,
•
Wi-Fi/BT module
•
Harness between Wi-Fi/BT and Bxx
•
Bxx board are suspected.
DIAGRAM
71
HANDLING GUIDE
SYS SET