This is a user manual for the security system, which introduces the basic functions of the security system, such as turning the system on and off.
This guide provides step‑by‑step instructions for using the D220 security system keypad, covering basic functions such as turning the system on or off, selecting watch tones, and changing passcodes. It also describes the different types of points (controlled, 24‑hour, fire, non‑fire) and how they are displayed on the keypad.
Additional sections detail keypad keys, lights, and tones, as well as troubleshooting, system events, and maintenance procedures. The manual is intended for end users and security installers who need to understand the operation and service of the D220 system.
| Number of keypad keys | 15 |
|---|---|
| Point status display lights | 8 |
The keypad has fifteen keys.
A faulted point indicates that the associated door or window is open, not normal.