11. HIDDEN MENU
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Motion Sensor Test
Check 3 positions
-> Position horizontally
-> Position Vertically
-> Position side
GPS BT Wifi Test
GPS(RF) test : CNO is some value : OK
Bluetooth Scanning is PASS : OK
WiFi Scanning is PASS : OK
Sound Loopback Test
“Look Back On” is test mode on
“Look Back OFF” is test mode off