Model 4720 Commercial Security System
Page ii User's Manual
Intercom Operation (Optional)......................................................... 13
Two-way Communications on All Intercoms (Paging) ............. 13
Two-way Communications on One Intercom............................ 13
Listen-only Communications With All Intercoms...................... 13
Listen-only Communications With One Intercom ..................... 14
Preprogrammed Time-out......................................................... 14
Telephone Operation (Optional) ...................................................... 14
Basic Telephone Operation....................................................... 14
Automatic Redialing.................................................................. 15
Preprogrammed Time-out......................................................... 15
Memory Dialing........................................................................ 15
Programming Your 4720 Security System....................................... 17
Resetting the Time..................................................................... 17
Resetting the Date..................................................................... 18
Reprogramming Access Codes.................................................. 18
Testing Your 4000 Security System................................................. 20
Section 4. In Case of Trouble........................................................................... 21
AC Power Failures ........................................................................... 21
In Case of Accidental Activation ..................................................... 21
What Happens When an Alarm Occurs?.......................................... 21
Audible Alarms ................................................................................ 22
Beeper Sounds ................................................................................. 23
Section 5. System Messages.............................................................................. 24
Trouble Messages ............................................................................ 24
Error Messages................................................................................. 25
LCD Displays................................................................................... 25
System Data ...................................................................................................... 27
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