bids are invited for annual maintenance service - desktops, laptops and peripherals - desktop pc; asus , annual maintenance service - desktops, laptops and peripherals - desktop pc; hp , annual maintenance service - desktops, laptops and peripherals - all in one pc; dell , annual maintenance service - desktops, laptops and peripherals - desktop pc; lenovo , annual maintenance service - desktops, laptops and peripherals - desktop pc; acer , annual maintenance service - desktops, laptops and peripherals - laptop; acer , annual maintenance service - desktops, laptops and peripherals - laptop; macbook ml y43hn/a , annual maintenance service - desktops, laptops and peripherals - laptop; asus , annual maintenance service - desktops, laptops and peripherals - laptop; hp , annual maintenance service - desktops, laptops and peripherals - laptop; lenovo , annual maintenance contract for networking devices (version 2) - l2 switch; cisco , annual maintenance service - desktops, laptops and peripherals - desktop pc; dell , annual maintenance contract for networking devices (version 2) - l2 switch; linksys , annual maintenance contract for networking devices (version 2) - l2 switch; dlink , annual maintenance service - desktops, laptops and peripherals - scanner; canon , annual maintenance service - desktops, laptops and peripherals - projector; epson , annual maintenance service - desktops, laptops and peripherals - printer (monochrome , laser , composite cartridge ); hp , annual maintenance service - desktops, laptops and peripherals - multifunction printer( ink jet , mono and colour, lower range); epson , annual maintenance service - desktops, laptops and peripherals - printer (colour, laser, composite cartridge); hp , annual maintenance service - desktops, laptops and peripherals - line matrix printer; lipi , annual maintenance service - desktops, laptops and peripherals - multifunction printer (monochrome , laser , composite cartridge, lower range; canon , annual maintenance service - desktops, laptops and peripherals - multi-function printer (colour , laser , composite cartridge, lower range); ricoh , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , separate drum tonner, lower range); ricoh , annual maintenance service - desktops, laptops and peripherals - multi-function printer (colour , laser , composite cartridge, lower range); brother , annual maintenance service - desktops, laptops and peripherals - multifunction printer (monochrome , laser , composite cartridge, lower range; brother , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , separate drum tonner, lower range); hp , annual maintenance service - desktops, laptops and peripherals - server; hp , annual maintenance service - desktops, laptops and peripherals - server; hcl , annual maintenance service - desktops, laptops and peripherals - server; dell , annual maintenance service - desktops, laptops and peripherals - dot matrix printer high range speed; wep hq 4400 printer , annual maintenance service - desktops, laptops and peripherals - dot matrix printer high range speed; epson