Avanti SDO-21 DP, Installation Instructions And User Manual

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OPTIONS AND FEATURES
Enabling

Remove the Courtesy Lamp and Control Box Covers to expose the Control Board (Refer Sec.18 for removal
and replacement details)

Select Dip Switch No.6 (BJ) to the “ON” position. (Fig.16)

Replace the Control Box and Courtesy Lamp Covers.
16. Battery Back-Up

For areas that suffer from frequent power outages the Transformer Powered AGDO can be supplied with an
optional external battery power source thus ensuring uninterrupted use even during those times.
Connection

Remove the Courtesy Lamp and Control Box Covers (Refer Sec.18 for removal and replacement details)

Connect the Battery Back-Up connection cable to the Control Board terminals “+BBU-”

Replace the Control Box and Courtesy Lamp Covers.

Connect the Battery Back-Up power cable to a properly earthed 230 ~ 240VAC power supply.

Important Note: The Battery Back-Up system must be genuine Avanti brand
17. Battery Powered AGDO

The Battery Powered AGDO has several battery monitoring and battery saving features which are detailed
in the following sections

Important Note: Batteries will suffer permanent damage if not charged within a 3 month period
17.1 Battery Charger

The Battery Charger, provided with Battery Powered AGDO only, should be plugged-in to a dedicated
power supply and remain permanently on.

A red LED located on the back of the charger will glow solid to indicate that the charger is powered on.

Important Note: The Battery Charger must be genuine Avanti brand
17.2 LED Indicator

Will glow green when battery charger is charging (Fig.18-C)

Will glow red when battery charger is not charging

Will extinguish when AGDO enters Shut-Down Mode
17.3 Shut-Down Mode

In the event of prolonged power outage the AGDO will automatically shut down (when battery voltage
drops below 22 volts) in order to conserve remaining voltage - LED Indicator (Fig.18-C) will extinguish and
the AGDO will cease to function.
Automatic Shut-Down

Shut-down will only occur when the battery charger is inactive.

Prior to shutting down an audible buzzer will;
a. Single “beep” every 30 seconds to indicate that Battery Charger is not active.
b. Double “beep” every 30 seconds to indicate that the Battery Charger is not active and that
remaining battery voltage is low therefore Shut- Down is imminent.
c. Once the battery charger becomes active the green LED Indicator will illuminate.
d. Note: Immediately subsequent to Shut-Down Mode the batteries may require up to 20 minutes re
charge time before the voltage is adequate to run the garage door.