10-520
Setting the ring tone
You can set up a different ring tone for each type of call. You can choose from
13 ring tones.
➥ 1 Press for 8s
➥ 2 Keep pressing one of the following function keys to hear the various ring
tones for a specific call type:
• main external unit:
• other external units:
• floor-bell push button:
• internal call:
➥ 3 Wait 8s until you hear a beep and the LEDs go out.
The last selected ring tones are stored in memory.
Maintenance
Clean the product with a little soap and a damp cloth.
Never use:
• abrasive sponges or abrasive detergents,
• maintenance products that contain solvents or acids, or cleaning products
containing acetic acid.
Damage by improper use is not covered by the guarantee.
USER MANUAL INTERNAL AUDIO UNIT
until you hear a beep and both LEDs light up.
EN
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