Questions tagged [ups]
A UPS (uninterruptible power supply) is a device used to provide instant backup power to critical systems for safe shutdown in the case of a power outage.
303
questions
1
vote
1
answer
915
views
Can UPS be dangerous for my pc?
Can UPS be dangerous for my pc?
I am using this power supply in my pc: SilentiumPC Supremo FM2 750W 80 Plus Gold
I am using this UPS to power my pc and monitor: Green Cell UPS (2000VA/1400W, 3x IEC, ...
- 113
0
votes
2
answers
688
views
HDMI blinks when UPS switchs voltage
I have an RX580 and two monitors; one connected to the HDMI output and the secondary to a DVI-D port through a DVI-D to HDMI adapter. The PC and the main monitor are connected to an UPS and the ...
- 723
0
votes
1
answer
139
views
Pc reboots while connected to a UPS and no power failure
UPS model: TRV NEO 850
power factor is 0.6
220V
transfer time is 2/4 ms
i have the ups connected via usb and the monitoring software show no problems at all (battery ok, ups load no more than 70% ...
0
votes
1
answer
591
views
UPS Voltage fluctuation from 240 to 220 Volt [closed]
Dear readers from this forum.
I live in North East Thailand. I do have 4 UPS units from "Etech EGO" (1000 VA 500 Watt). I have 3 phase electricity which wil give me 240 to 250 Volt on ...
1
vote
1
answer
1k
views
Is it possible to purchase a UPS whose alarm can be disabled? Or must I physically disconnect the speaker by disassembling and modifying the unit? [closed]
I am working in a setting where we can expect to lose power several times a day and I want to get a UPS (uninterruptible power supply) in order to keep the computers running.
Are there any ...
2
votes
2
answers
3k
views
Why is my UPS not providing power to my Modem?
I have a UPS that was powering my Monitor and CPU unit whenever main power was failing. I also have a modem that provides internet connection to the entire house. Now, the modem gets power from mains, ...
- 153
0
votes
0
answers
502
views
UPS vs PSU wattage during normal operation?
Does a UPS battery backup act as a "funnel" for wattage during normal power operation (e.g. full power is coming from the wall outlet to the UPS)? I ask because I have an older UPS with only ...
0
votes
0
answers
849
views
Can I use an USB hub to use the same UPS or printer for multiple computers?
I'd like to use the same UPS for two small computers. My main problem that I need the battery info for both computers to shut them down when the battery is close to empty. I thought maybe I connect an ...
- 1,145
4
votes
3
answers
1k
views
Computer Does Not Work At Home But Works in PC Repair Shop
I have never encountered this phenomenon. No, it's not phenomenon - it's anomaly that defies logic.
My computer was left for 1 week in a mixed standby hibernate state. I think it's S4, don't remember. ...
- 5,894
1
vote
1
answer
498
views
Infotec X4 on Ubuntu with NUT
I am trying to connect an Infotec X4 UPS to NUT on an Ubuntu server.
The UPS is correctly recognized by ViewPower software on a Windows laptop. This allowed me to conclude that the USB interface works ...
- 8,510
0
votes
1
answer
932
views
UPS any of the indicator lights not turning on
I have a prolink UPS pro700 model. I could not use it for around 4 to 5 months ( left alone unused ) and when I try to plug it in and turn it on, non of the indicator lights are illuminating. I know ...
- 101
0
votes
2
answers
4k
views
My UPS can't handle PC load sometimes, what's wrong?
So I recently built a PC and with it, I bought a cheapish 600W UPS. My PC on PCPartPicker showed that I required around 330W to use it properly (I went with a 700W PSU). I also have my monitor and ...
0
votes
1
answer
6k
views
I can feel the electricity on my pc case [duplicate]
I have a pc that is connected to a UPS and connected to the outlet. When I turn on the UPS while holding the pc case I can feel a small electric shock, also when the UPS is on charging mode I can feel ...
- 101
0
votes
1
answer
617
views
UPS gives power without being switched on
I am using Intex Protector 275 UPS. When I connect it to power source, it automatically gives power to its output devices without switching on the UPS. This problem started today and I'm not able to ...
0
votes
1
answer
878
views
Replaced batteries in CyberPower 1350AVR UPS, now it resets every 5 seconds
I have no idea what is causing this, and the CyberPower website doesn't even list this particular issue in their list of "all beep codes".
All I did was take out the old batteries and replace them. ...
- 424