3Your outside calls will light green on your keyset and red on other keysets.You never lose sight of your calls while they are on hold. They stay rightwhere you put them and are identified with a green flashing light.Some simple rules to remember:• Any steady LED indicates the line or feature is in use.• A fast flashing green LED indicates a new call ringing in.• A slow flashing green or red LED indicates a call is on hold.• A slow flashing amber LED indicates a recall to your keyset.SPEAKERPHONEDS 24D/DS 24S are speaker phones. Pressing ANS/RLS or SPEAKER keywill answer or release a call on the speakerphone. Switching from the hand-set to the speakerphone is easy. Press the SPEAKER key and hang up thehandset.VOLUME CONTROLSThe DS 24D/DS 24S use the UP and DOWN keys to adjust the ringer volumewhile the keyset is ringing, the speaker volume while the speakerphone is inuse and the handset volume while you are listening. These three levels willbe stored in memory until changed. If background music is turned on at yourkeyset, the volume keys will also control the level of music. The volume ofpages heard through the speaker of a keyset can be adjusted during a pageannouncement by using the volume keys. There are 16 levels for each vol-ume setting, except Ring volume, Off-Hook volume and Handset volume.There are 8 levels for Ring volume, Off-Hook volume and Handset volume.The volume of off-hook ring is controlled by a user-programmable setting.FEATURE ACCESS CODESThis user guide is written based on the default access code for using systemfeatures. If the system numbering plan has been changed some of theaccess codes may not be correct. Your installing company can inform youof the correct codes.