bt synergy 4500 is not ringing when incoming call? ?

< and > = vol button up and down

Handset ringer volume
The handset has 6 ringer volume settings: Off and 1–5
where, 1=low and 5=high. The default setting is 5.
1. Press < or > until Handset Settings is displayed
then select the OK option.
2. Handset Ringer Volume is displayed, select OK option.
3. Press < or > to display either External Volume or
Internal Volume then select the OK option.
4. The current setting is highlighted. Press < or > to
highlight the volume you require.
5. Select the OK option and you will hear a confirmation
tone.
6. Press and hold to exit and return to standby

me
May 2010

Handset ringer volume
The handset has 6 ringer volume settings: Off and 1–5
where, 1=low and 5=high. The default setting is 5.
1. Press ^ or ^

HAY88
May 2010