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1) Select ‘Setting’ in Main Menu.
2) Select [10.Data/Fax] in the menu items.
3) Select one among Off / Data / Fax.
11. In_call Timer
1) Select ‘Setting’ in Main Menu.
2) Select [11.In_call Timer] in the menu items.
1. Set Active – On / Off
2. Time – 1 minute / 5 minute / 7 minute