bids are invited for annual maintenance service - desktops, laptops and peripherals - desktop pc; hcl , annual maintenance service - desktops, laptops and peripherals - desktop pc; dell , annual maintenance service - desktops, laptops and peripherals - desktop pc; acer , annual maintenance service - desktops, laptops and peripherals - desktop pc; lenovo , annual maintenance service - desktops, laptops and peripherals - desktop pc; hp , annual maintenance service - desktops, laptops and peripherals - desktop pc; other , annual maintenance service - desktops, laptops and peripherals - all in one pc; lenovo , annual maintenance service - desktops, laptops and peripherals - all in one pc; hp , annual maintenance service - desktops, laptops and peripherals - all in one pc; dell , annual maintenance service - desktops, laptops and peripherals - printer ( ink jet , mono and colour, mid range ) ; epson , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , composite cartridge ) ; hp , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , separate drum and tonner ) ; brother , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , separate drum and tonner ) ; samsung , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , separate drum and tonner ) ; konica minolta , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , separate drum and tonner ) ; other , annual maintenance service - desktops, laptops and peripherals - dot matrix printer mid range speed; epson , annual maintenance service - desktops, laptops and peripherals - dot matrix printer mid range speed; other , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( ink jet , mono and colour, lower range ) ; epson , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; hp , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , separate drum & tonner, mid range ) ; brother , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; samsung , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; kyocera , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; xerox , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; konica minolta , annual maintenance service - desktops, laptops and peripherals - ups ( online 10 kva ) ; numeric , annual maintenance service - desktops, laptops and peripherals - ups ( online 10 kva ) ; uniline , annual maintenance service - desktops, laptops and peripherals - ups ( online 10 kva ) ; microtek , annual maintenance service - desktops, laptops and peripherals - ups ( online 10 kva ) ; other , annual maintenance service - desktops, laptops and peripherals - work station; dell , annual maintenance service - desktops, laptops and peripherals - work station; lenovo , annual maintenance service - desktops, laptops and peripherals - work station; hp , annual maintenance service - desktops, laptops and peripherals - work station; other , annual maintenance service - desktops, laptops and peripherals - work station; acer , annual maintenance service - desktops, laptops and peripherals - scanner; epson , annual maintenance service - desktops, laptops and peripherals - scanner; canon , annual maintenance service - desktops, laptops and peripherals - scanner; hp total quantity :