1. Introduction
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Figure 1. 9800+ Keypad
The keypad has the following displays and controls:
A, B, C LEDs
These LEDs (Light Emitting Diodes) glow to show
which Level is set. The LEDs are dark when the
Levels are unset. Note that the installer can pro
gram the system to hide the display.
Day LED
The Day LED glows when the system is unset. The
LED goes dark when the system is set. Note that
the installer can program the system to hide the
display.
Fault LED
The Fault LED glows when the system is in alarm,
if the system has detected a fault on the telephone
line, or if the internal battery has failed.
Service LED
The Service LED glows when the panel needs an
engineer to reset it, or the system has detected an
internal problem. Call your alarm installer.
Power LED
The Power LED glows when the system is using
mains power. If the Power LED flashes slowly then
the mains power has been disconnected and the
system is running off the stand-by battery.
LED Display
The system displays information and instructions
through the two character LED display.
Level Setting Keys
Use these keys to set individual Levels. A sets the
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