AT&T 5870 Cordless Telephone User Manual


 
20
RingerVolume
1Make sure the base is not in use.
2Pressing and holding , then press VOL
+ or VOL - to adjust the ringer volume. Each
time you press + or - you will hear how loud
the setting is.To turn the ringer off, press -
until you hear no tone.
M
M
M
O
O
O
FEATURE SETUP – BASE