Tender For corrigendum : providing of annual maintenance service - desktops, laptops and peripherals - computer server; hp,annual maintenance service - desktops, laptops and peripherals - work station; hp, lenovo,annual maintenance service - desktops, laptops and peripherals - desktop pc; hp, lenovo,annual maintenance service - desktops, laptops and peripherals - network devices; cisco,annual maintenance service - desktops, laptops and peripherals - multifunction printer (monochrome , laser , composite cartridge, mid range); hp, canon, sharp,annual maintenance service - desktops, laptops and peripherals - large format printer; hp,annual maintenance service - desktops, laptops and peripherals - laptop; hp,annual maintenance service - desktops, laptops and peripherals - laser printer mono and colour; hp, canon,annual maintenance service - desktops, laptops and peripherals - scanner a4 and a0 size; hp,annual maintenance service - desktops, laptops and peripherals - kvm switch; hp,annual maintenance service - desktops, laptops and perip