Jensen BT-390 - Manual (Page 26)

3. Operation
R
G
B
Enabling Auto Dim Screen
You can enable or disable the backlight to go dim when the
system idle time is longer than 10 seconds:
Settings → Display Settings → Screen Auto
Off → Enable/ Disable
Screen Auto Off
Enable Exit
v Other Settings
Setting up Automatic Phonebook Synchronization
You can setup to upload your phonebook automatically
when a connection is established:
Settings → Phone Book Sync → Enable/
Disable
Phone Book Sync
Enable Exit
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