Page 3 - Table of Contents; iii
Table of Contents ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Introduction 1 Before You Start 1 Installation Steps 2 Power Up System 6 Front Panel Operation 7 Controls and Indicators 7 Recording Messages 7 Listening to Recorded Messages 9 Playing Messages 10 Playing Messages in Sequence 11 Adding a Time Delay Betwe...
Page 4 - Read important Safety Information on Page ii.
Introduction The Multiple Digital Messaging Unit (MDMU) is a micro processor baseddigital voice announcement system. It outputs prerecorded messagesthrough a public address system. Up to 99 messages can be placed inthe units digital memory for queued replay. Up to eight messages canbe programmed to ...
Page 5 - Have Required Tools; Standard blade screwdriver (small and large); Installation Steps
3 Have Required Tools The following tools are required for the installation of the MDMUhardware an cabling. ■ ■ ■ ■ ■ ■ ■ Phillips screwdriver (small and large) Standard blade screwdriver (small and large) Wire strippers (24 AWG - 12 AWG) Telephone test set Tone out circuit tester (optional, for tro...
Page 6 - Connect the MDMU to the Telephone System
Figure 2. Rack Mounted MDMU 2 Connect the MDMU to the Telephone System M O S T T E L E P H O N E SYSTEM AUX. CONNECTOR J1 REM OPTION BATTERY SWITCH OFF ON TIP AND RING FROM ANALOG STATION Figure 3 MDMU Connection to Telephone System 3
Page 9 - Power Up System; The MDMU will display three messages in sequence:; IDLE; The MDMU is now ready to record and play meassages.
Power Up System Plug the power cord into the A.C. input connector onthe MDMU, then into the wall oulet. The MDMU will display three messages in sequence: MDMU 2.00 Software version of unit. 3.16 Total time available in memory for recording. IDLE Indicates the status MDMU: Idle = noactivity; PLY = A ...
Page 10 - Front Panel Operation; Controls and Indicators; Recording Messages; RECORD
Front Panel Operation The MDMU can record messages input from the front panel through theHand Set, Tape, and Mic connectors. The unit also record and storemessages input remotely through telephone access to the REM port usinga DTMF (touch tone) telephone. Controls and Indicators FRONT VIEW HAND FUNC...
Page 12 - Listening to Recorded Messages; MONITOR
Listening to Recorded Messages NOTE: Use the front panelhandset to listen to messages. 1 2 3 4 Press the FUNC button until the display indicatesmonitor. MONITOR Press the RUN button to select the message number. MSG-01 Press the FUNC key until the desired messagenumber appears. MSG-11 Press RUN to l...
Page 13 - Playing Messages; Press the FUNC button until PLAY is displayed.; Press RUN to play the message.
Playing Messages Once messages have been recorded, they may be played over thepaging system as described below. Messages can also be queued by acontact closure of one of the switch cable pair of the RJ-21 cable (Seefigure 5). Press the FUNC button until PLAY is displayed. PLAY Press the RUN button. ...
Page 14 - Playing Messages in Sequence
Playing Messages in Sequence A group or sequence of messages can be played to the output channel.The maximum number of messages in a sequence can be up to 8(determined by the DIP switch settings on the back panel). To addmessages to the sequence simply repeat the PLAY command, selectingthe message t...
Page 15 - Adding a Time Delay Between Message Plays; Press the FUNC button until DELAY appears.; Press the RUN button to accept the selected delay time.
Adding a Time Delay Between Message Plays A time delay can be inserted before successive message plays. Theamount of time depends on the maximum time delay set on the optionDIP switch. 1 2 3 4 5 6 7 NOTE: A delay may only beselected for a message whichhas previously been recorded. Press the FUNC but...
Page 16 - Clearing a Message Sequence; Press the FUNC button until PLAY is displayed; Press RUN to clear the message sequence.
Clearing a Message Sequence The message sequence can be cleared leaving theindividual messages to be played separately. Press the FUNC button until PLAY is displayed PLAY Press the RUN button. MSG-01 1 2 3 4 Press the FUNC button until the following message isdisplayed. MSG-00 This is the message ab...
Page 17 - Checking Message Times; Press the FUNC button until TIME appears.; DONE
Checking Message Times The TIME function displays the time used for each message recorded.It also displays the remaining time available in system memory to recordother messages. Press the FUNC button until TIME appears. TIME Press the RUN button (once) to view messagenumbers and recording time. MSG-...
Page 18 - Reset Delay Times to Default; INIT; WAIT; Audio and Memory Tests; Audio Test; TEST
Reset Delay Times to Default The INIT (initialize) function resets the operating parameters and delaytime to the default setting of five seconds without effecting the recordedmessages. Press the FUNC button until INIT appears. INIT Press the RUN button. SURE ? Verification of command. Press the RUN ...
Page 19 - Memory Test
4 1 2 3 4 5 6 Memory Test Press the FUNC button to end the continuous audio test. WAIT IDLE Press the FUNC button until TEST appears. TEST Press the RUN button to display the test options. AUD TEST Press the FUNC button to select the memory test. MEM TEST Press the RUN button to initialize the test....
Page 20 - Telephone Access Operation
Telephone Access Operation The MDMU may be accessed remotely using a DTMF (Touch Tone)telephone. Telephone access can be made directly through a telephoneswitching system with one of its analog stations connected to the MDMUREM port. Recording Messages 1 2 3 4 5 6 1 2 Dial the telephone extension of...
Page 22 - Specifications
Specifications Table 2 lists the specifications for the Multiple Digital Messaging Unit.Figure 9 on the next page give the Aux. Connector pin-out definitions. Table 2 Multiple Digital Messaging Unit Specifications. Power Supply Dimensions andWeight ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Fuse Ratings Te...