Sensaphone 400 - Manual (Page 21)

Chapter 1: Introduction
19
layout
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3
4 12
11
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5
7
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1
1. Programming
Keypad
2. Power Jack
3. Phone Extension
Jack
4. Phone Line Jack
5. Speaker
6. Built in Microphone
7. System on LED
8. Phone-in-use LED
9. Alarm LED
10. Battery OK LED
11. Battery
Compartment
12. Input/Output
Wiring Door
led IndICatorS
The LEDs provide on-site alarm and status information. Listed below are
descriptions of how the LEDs work.
System On
LED Off: Unit is off
LED On: Unit is in Run mode
LED Blinking: Unit is in Standby mode
Phone-In-Use
LED On: The unit or some other device is communicating on the phone
line
LED Off: Phone line is not in use
LED Blinking: No telephone service detected
Alarm
LED Off: No alarms exist
LED Blinking: Unacknowledged alarm exists
LED On: Acknowledged alarm exists