Installation And Operation; Installation; Operation; Led And Alarm Indication - Unitek ALPHA 750 PS User Manual

2. INSTALLATION AND OPERATION

2-1. Installation

The following steps explain how to install the UPS to your PC.
Step 1. Assure AC power source output voltage is in the UPS
Requires voltage range specified on the rear panel.
Step 2. Plug the UPS power cord into a wall outlet or other
Power source.
Step 3. Plug the personal computer (PC) into the UPS output.
Step 4. Start the UPS by pressing the ON/OFF button for 4 seconds.
After the UPS turns on, it conducts a self-test and enters
Normal AC power mode. The AC power green LED indicator
illuminates indicating that power is available from the rear
receptacles.
Step 5. Shutdown the UPS by pressing ON/OFF button for 6 seconds
untill Red LED indicator illuminate.

2-2. OPERATION

2-2-1. Turning the UPS ON
Press the power ON/OFF on the front panel. After the UPS green
LED is turned on. It conducts a self-test and enters normal mode.
2-2-2. Starting the UPS on battery
To turn on the UPS without using AC power, press ON/OFF button
and Hold for 6 seconds to conserve battery power
(The UPS does not conduct Self-test when UPS start on battery).
2-2-3. Turning The UPS OFF
Press the power ON/OFF on the front panel when UPS power off.
It would not in standby mode Indicator

3. LED and Alarm Indication:

3-1. LED indication

GREEN
AC power mode
(UPS ON)

3-2. Alarm indication

Beep Every 4
seconds
UPS runs on battery
Mode. Press ON/OFF
button for 6 seconds
to stop Beep
ORANGE
AC power failure and
Switch to battery mode
Beep Every 1 Beep
Second Continuously
Low battery Battery overload
Warning warning
RED
UPS fault overload
Beep Every 0.5
second
Battery Low