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Questions tagged [power-supply-unit]

Questions related to power supply units, aka PSUs

PSU is an acronym for Power Supply Unit.

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Difference between a power strip, a power distribution unit (PDU) and a remote power switch?

I would like to know what is the main differences between a power strip, a power distribution unit (PDU) and a remote power switch. Thank you.
MarAja
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GE NetPRO UPS monitoring software available for Windows Server 2008?

We've replaced our old file server with a new one running Windows Server 2008. The UPS we used for the old server is a GE NetPro 1500VA unit. It came with JUMP DataShield monitoring software, which seems to not have been updated since 2005. The most…
Kjetil Limkjær
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Powering off a Lucent 8400B

Will powering off a Lucent 8400B-L3 Data Service Unit hurt anything? Will it lose any data, etc.? I'm having a problem connecting my BCMS Server to the data module. I keep getting a "call not completed" error. I double checked the netcon hunt group…
Jacob
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can power supply affect I/O

I have a dev server machine running Ubuntu 12.04. For a long while it's been throwing intermittent errors where it would suddenly tell me "File system is read only" or drop into a GRUB error console on boot. I've done disk checks, bad blocks, etc.…
user101289
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How much power supply do I need for my server, and could a shortage be causing my odd crashing?

I have 5 servers, all with similar hardware (i7, four 2tb 7200rpm drives, two 4tb 5400rpm drives, 430 watt power supply), and lately the machines have been freezing up. This has gotten worse in the last day or so, and I can't pinpoint any…
Dolan Antenucci
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Router Power Supply

I have a wireless router that needs a 12VDC 1A power supply. I no longer have the power supply for it. Is there any harm in using a 12VDC 1.2A power supply instead?
Tom
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Windows PC randomly shutting down

I have a client PC at work that appears to be shutting down randomly as of late (very annoying!). I have investigated the guts of the case, cleaned out a lot of dust, and the problem persists. The PC is a fairly old HP Pavilion desktop(purchased in…
karlgrz
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The right sequence connecting a power supply to a device

Since I heard two versions and also read two versions in manuals to various devices, I would now like to hear the community opinion. How should we connect a power supply to an electronic device? Option 1: Connect the PS to the device, then plug the…
Mastermind
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Powering an IBM x335

I've just purchased a second hand IBM X335 server in order to introduce myself to server hardware and management. Having never used such equipment before, I have much to learn, so please forgive me if these questions appear misguided, or the answers…
Crippledsmurf
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How does a server power supply withstand unto toggling the power?

My server will run only weekly for 2 hours for backup purposes. After I finished the backuping I pull out the power plug from the power outlet. How does a server power supply withstand unto toggling the power? Will it fail shortly?
Hiddin
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Redundant power supply

I have been hit by my inexperience with power supplies... I bought a Ablecom (SuperMicro) PWS-801-1R redundant power supply. But this is in fact a module, that is not redundant in itself, and must be plugged into ... don't know what ??? So my…
alci
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Are the SATA power connectors on motherboards compatible with both 2.5 & 3.5 drives?

Are the SATA power connectors on motherboards compatible with both 2.5 & 3.5 drives? I want to switch my desktops internal 3.5 in drives to 2.5 in drives. I know that the signal cables are the same, but does that apply to the power connections…
vfclists
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Supply power to more than 4 SCSI devices?

I was wondering, essentially I wanted to pool 4-10 SCSI drives in to a single computer, but of course only have a limited amount of 12v power cables to go in to them. What would be the proper way to deal with this, an external power supply unit, or…
John R.
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Send notification after powerloss resume?

Question: I've set the BIOS of my server to automagically resume the last state (running/switched off) after a powerloss. Now, how can I send myself an E-Mail when the system has resumed after a powerloss ? I know it is possible, since my Synology…
Quandary
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Netgear Modem Power Supplies, do AMPS matter?

i recently purchased a Netgear DGND3300 modem from USA for Australia. Unfortunately it didn't come with a power adapter so i bought one locally, however the modem is recommended to have 12Volts and 1.5Amps from its power adapter, but my local…
user54983
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