Author Archives: Adam Warren

Silent Night…

It has taken a while to get the technical details right, but at long last iSolutions is able to put all 1800 of its Common Learning Space PCs (the ones in lecture halls and workstation areas) to sleep overnight. Hallelujah!  … Continue reading

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IT Infrastructure Investment Programme (IIP)

iSolutions has created a mini-website to inform its users of its major Infrastructure Investment Programme. Lots of this work has been in-progress for some time, but in the context of Green IT, the Virtualisation and the new highly efficient Data … Continue reading

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Blackout infographic and IT Power Management policy

An overview of the results of the Southampton Blackbout event on 27th April is now available, and includes a name and shame building-by-building map showing which had the most PCs left un-neccessarily on. Poor old Building 25 (where I used … Continue reading

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A personal view of the Southampton Blackout

The headline result of the Southampton Blackout exercise have just been published, and show that a determined effort to switch off all office IT equipment and lights produces a 6% saving compared with an average of the four previous weekends. … Continue reading

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On the evening of Friday 27 April, a team of volunteer staff and students will move through every building on the University’s Highfield Campus, switching off all non-essential electrical equipment in offices. The aim of the event is to highlight … Continue reading

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LED or LCD displays: the cost savings equation

A colleague asked me if it was worth switching from LCD displays to the newer, lower power but more expensive LED variety. Good examples of 22″ widescreen displays from our usual supplier are: Iiyama ProLite B2206WS-1: £152.39 inc VAT, 39W … Continue reading

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The Power of Sleep – as calculated by a spreadsheet

In a previous post, I explored the power savings that can be achieved by allowing your PC to enter sleep mode after 30 minutes of inactivity. I wondered how much more energy could be saved if you actively put your … Continue reading

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Videoconferencing your way to a lower carbon footprint

The University has several dedicated videoconference (VC) rooms, which enable staff to have online meetings with colleagues in other institutions. There are also lecture theatres with VC equipment installed which allow students to attend a lecture without needing to travel … Continue reading

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Sustainable IT pages on the iSolutions website

iSolutions is currently planning an extensive redesign of its website; not just the visual look and feel, but the underpinning information architecture. My involvement in this process made me realise that the existing site really ought to have some information … Continue reading

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More PC power consumption figures

I’ve tested the power consumption of a couple more typical University desktop PCs. I also had some feedback on the shocking 9W consumed by the Viglen Genie I tested while it was ‘switched off’. More recent Viglens only use a … Continue reading

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