at the station that is forwarded. The TRSF/transfer key also lights if Forward All is set and no key is pro-grammed for Forward All. Keyset users can be given an external call forward button to forward their calls toan external phone number. Each outside line may be programmed to either follow or ignore station call for-warding. A per-station option controls whether internal calls forward to voice mail or not. Single line tele-phones must have the system administrator program this feature for them.CALL FORWARD OVERRIDEWhen this option is set to yes for a station then intercom calls from that station will override any call forward-ing settings of the called station.CALL LOGSWith the call log feature, a display keyset user can review up to 50 of the last incoming calls from the CallerID review list or up to 50 of the last external telephone numbers that were dialed. The numbers can beviewed, stored and/or dialed using the associated soft keys. LCR must be enabled for dialing and storing num-bers from the CID review list. Optional hardware and/or software may be needed for Caller ID.CALL PICKUPWith directed call pickup, a user can answer calls ringing at any station by dialing a code plus that extensionnumber. The group pickup feature allows the user to answer any call ringing within a pickup group. Pickupkeys may be customized with extenders to allow pickup from a specific station or pickup group. TheOfficeServ 500 has 99 programmable pickup groups.DIRECT STATION SELECTION (DSS)Programmable keys can be assigned as DSS keys and associated with extension numbers. Users press thesekeys to call or transfer calls to the assigned stations.DIVERT TO VOICEMAILA keyset user can immediately divert a ringing call to their personal voice mailbox by pressing the key.Thiswill override any call forward no answer setting.DO NOT DISTURB (OVERRIDE)The DND Override feature allows a keyset with a DND Override key (DNDO) and the appropriate class of serv-ice to override the DND setting at a called keyset. This will allow a user to go into DND while waiting for animportant call and have that call transferred to them via a screened transfer from a station (for example theusers secretary) with a DNDO key.DO NOT DISTURB (PROGRAMMABLE)The Do Not Disturb (DND) feature is used to stop all calls to a station. System programming can allow or denyuse of the DND feature for each station. Parties calling a station in DND will receive reorder tone.When in DNDmode, calls may be forwarded to another destination. See Forward DND option. A keyset without a DND but-ton can activate DND via the feature access code. The ANS/RLS key will flash at 112 ipm (rapidly) when DNDis set. There is a programmable option to allow a C.O. line to override DND at its ring destination if that des-tination is a single station.DOOR LOCK RELEASEStations programmed to receive calls from a door phone can dial a code to activate a contact closure for con-trol of a customer-provided electronic door lock.4.32