bids are invited for annual maintenance service - desktops, laptops and peripherals - desktop pc; hp , annual maintenance service - desktops, laptops and peripherals - all in one pc; hp , annual maintenance service - desktops, laptops and peripherals - all in one pc; lenovo , annual maintenance service - desktops, laptops and peripherals - laptop; hp , annual maintenance service - desktops, laptops and peripherals - laptop; dell , annual maintenance service - desktops, laptops and peripherals - printer (monochrome , laser , composite cartridge ); brother , annual maintenance service - desktops, laptops and peripherals - dot matrix printer mid range speed; epson , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , separate drum and tonner ); hp , annual maintenance service - desktops, laptops and peripherals - scanner ( flat bed); hp , annual maintenance service - desktops, laptops and peripherals - ups (offline 600-650 va); microtek , annual maintenance service - desktops, laptops and peripherals - ups (online 10 kva); nexus , annual maintenance service - desktops, laptops and peripherals - ups (offline 600-650 va); other , annual maintenance service - desktops, laptops and peripherals - multifunction printer( ink jet , mono and colour, mid range); canon , annual maintenance service - video conferencing system - usb camera for video conferencing system; people link; neither oem nor asp , annual maintenance contract for networking devices (version 2) - sfp unmanaged switch; dlink iball etc , annual maintenance contract for networking devices (version 2) - networking wire; dlink tplink , annual maintenance contract for networking devices (version 2) - input output boxes rj connectors; dlink iball etc total quantity :