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5. Troubleshooting
The TROUBLESHOOTING TABLE in the next paragraph covers most of the difficulties that you may encounter under
normal working conditions. If the UPS fails to operate properly, please review the following steps before calling the
repair center:
1. Is the UPS plugged into a proper working outlet ?
2. Is the line voltage within the rating specified ?
3. Does the fuse or circuit breaker on the rear panel need to be replaced or reset ?
Please do not open the metal cover. There are no user serviceable parts inside
The batteries contained in this UPS are recyclable. The batteries contain lead and pose a hazard to the
environment and human health if not disposed of properly
Do not open or mutilate the batteries. They contain an electrolyte which is toxic and harmful to the skin and
eyes. A battery can present a risk of electrical shock and high short circuit current. When replacing batteries,
wrist watches and jewelry such as rings should be removed. Use tools with insulated handles.
Please note the following information when you call or send an e-mail for service:
1. Model No. / Serial No.
2. Date of purchase
3. Full description of problem.
5.1 Trouble Shooting Table
Abnormal Situation
Cause
Solution
On/Off switch not pushed
completely
Press and hold the On/Off switch for 3 seconds or
until you hear a beep sound
UPS can not turn on and LED
not lit
Battery voltage is too low
Recharge the battery for at least 4 hours
Power cord loose
Re-plug the power cord firmly
Input fuse blow/circuit breaker
tripped
Remove some loads and replace fuse with the same
rating or reset circuit breaker
UPS always at battery mode
Line voltage too high or too low Check input voltage
UPS is normal but the
computer won't turn on
Computer input power cord is
loose or not connected
Reconnect computer input power cord
Battery is not fully charged or
battery is dead.
Recharge the battery for 6 hours and re-test the
backup time. If problem remains, call for service
Backup time is less than the
rating
UPS is slightly overloaded
Remove the least critical load.
Overload
Remove the non-critical loads
The UPS beeps continuously
UPS shuts down in 20 seconds
in battery mode
Remove non-critical load and start the UPS again
Site Wiring Fault LED is on
Missing ground or polarity
reversed
Call an electrician to check your wiring.
Communication function not
working
Wrong interface cable.
Purchase the correct one from your distributor
It is suggested that the battery replacement should be conducted by authorized technician and with the same type and
capacity of battery.
For more information and contact : www.unitek-europe.com
6. Specification
Model
Alpha 500 iC
Total Capacity
1000 VA
Capacity
Battery Backup
500 VA / 250 W
Nominal Voltage
230 Vac
Voltage Range
172 ~ 288 Vac
Input
Frequency Range
50 Hz +/- 10Hz
Nominal Voltage
230 Vac
Voltage Regulation
+10 ~ -15% (Line Mode) +/- 10% (Battery Mode)
Output
Transfer Time
< 4 mS (Typical)
Power Line Surge Suppression
Joules 476
Joules
TEL/FAX Surge Suppression
Type RJ11
(One
Pair)
Dimension (DxWxH)
338 x 60 x 218 mm / 13.3" x 2.4" x 8.6"
Physical
Net Weight
5.0 kg / 11.0 lb
* Specifications are subject to change without prior notice
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7. Warranty
What the warranty covers:
We warrant this product to be free from defects in material and workmanship during the warranty period. If a product
proves to be defective in material or workmanship during the warranty period, we will at our sole option repair or
replace the product with a like product.
How long the warranty is effective:
Our UPS products are warranted for two years for all parts and labor from the date of the first consumer purchase.
Who the warranty protects:
This warranty is valid only for the first consumer purchaser.
What the warranty does not cover:
1. Any product on which the serial number has been defaced, modified or removed.
2. Damage, deterioration or malfunction resulting from : (a) Accident, misuse, neglect, fire, water, lightning, or other
acts of nature, unauthorized product modification, or failure to follow instructions supplied with the product (b) Repair or
attempted repair by anyone not authorized (c) Any damage of the product due to shipment (d) Removal or installation
of the product (e) Causes external to the product, such as electric power fluctuations or failure (f) Use of supplies or
parts not meeting our specifications (g) Normal wear and tear (h) Any other cause which does not relate to a product
defect.
How to get service:
1.Take or ship the product prepaid in the original container to your dealer or any authorized service center.
2. To obtain warranty service, you will be required to provide (a) the original dated sales slip, (b) your name, (c) your
address and (d) a description of the problem.
3. For additional information or the name of the nearest service center, contact your dealer.
Life Support:
We do not recommend the use of our UPS products for life support equipment or direct care where failure of a UPS
product could cause failure of or diminished effectiveness of the life support equipment or patient care.
8. Insurance
For clauses and registering: www.unitek-europe.com
