Plugged everything out and smelled the PSU vents and there was indeed some very weird smell. I put backups' plug into wall socket, then I switched on the switch on the PSU and I began hearing crackling noises from the PSU, I switched it off waited a few second and switched it on back again and crackling noises went at it again. Then I plugged in the monitor and PC to the back ups. I have first of all switched off the switch on the PSU to cut its power. Then I came home and decided to hook it up to my new PC. I tested the UPS with an older computer (psu 450w) and its monitor at my job and it worked flawlessly. I removed its old battery and bought a new one from a trusted shop, a battery made in germany or by a german company. I took out my good old APC CS-350 backups ( ) I used in 2002-2007 with my old PC. All of these features and more make the APC Back-UPS one of the most robust economical ranges available on the market.Hi recently got a brand new PC: i9 9700k, AORUS ULTRA z390, 16GM RAM and no GPU yet.
The system also boasts an automatic self-test, quickly alerting you of potential problems by periodic testing of UPS components. The unit also boasts an automatic restart feature, automatically starting up the connected equipment upon return of utility power. Audible alarms provide users with notifications detailing the changing utility power and UPS conditions.
Safety agency approved: Ensures that the product has been rigorously tested and approved to work safely with the connected loads and within the environment.Īlso provided by the APC Back-UPS range are several user friendly features, ensuring you get the best from your UPS. Power Conditioning: Protects connected loads from surges, spikes, lightning and other power disturbances. Dataline surge protection: Provides protection of connected equipment from power surges on data lines. 
Battery protected and surge only outlets: Reserves power capacity and run time for connected equipment that requires battery backup, while simultaneously providing surge only protection for less critical equipment. The APC Back-UPS range has many beneficial features, including: With an easily accessible and fully replaceable attery, the APC Back-UPS range is as hassle-free as can get. The APC Back-UPS ensures complete protection against dangerous power surges, spikes and blackouts. UPSs are designed to provide computer systems and enterprise-wide networks with reliable, steady power for the purposes of ensuring data integrity, hardware stability and maximum life for technological products. The APC Back UPS range is a highly reliable range of Uninterruptible Power Supplies providing professional grade power protection for office and home office systems, ensuring that your data remains protected and that business can run as usual, even during dreaded power outages. When electrical utility power is interrupted or disrupted, the business costs can be exorbitant.
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