bids are invited for annual maintenance service - desktops, laptops and peripherals - desktop pc; hp , annual maintenance service - desktops, laptops and peripherals - desktop pc; lenovo , annual maintenance service - desktops, laptops and peripherals - all in one pc; dell , annual maintenance service - desktops, laptops and peripherals - all in one pc; lenovo , annual maintenance service - desktops, laptops and peripherals - all in one pc; other , annual maintenance service - desktops, laptops and peripherals - all in one pc; hp , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, mid range ) ; canon , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( monochrome , laser , composite cartridge, lower range; hp , annual maintenance service - desktops, laptops and peripherals - printer ( monochrome , laser , composite cartridge ) ; hp , annual maintenance service - desktops, laptops and peripherals - multi-function printer ( colour , laser , composite cartridge, mid range ) ; hp , annual maintenance service - desktops, laptops and peripherals - multi-function printer ( colour , laser , composite cartridge, mid range ) ; canon , annual maintenance service - desktops, laptops and peripherals - multifunction printer ( ink tank , mono & colour , lowe range ) ; hp , annual maintenance service - desktops, laptops and peripherals - ups ( offline 750-800 va ) ; aar key , annual maintenance service - desktops, laptops and peripherals - ups ( offline 750-800 va ) ; luminous , annual maintenance service - desktops, laptops and peripherals - ups ( offline 1 kva ) ; microtek , annual maintenance service - desktops, laptops and peripherals - ups ( online 5 kva ) ; other , annual maintenance service - desktops, laptops and peripherals - laptop; hp , annual maintenance service - desktops, laptops and peripherals - laptop; lenovo , annual maintenance service - desktops, laptops and peripherals - laptop; apple macbook , annual maintenance service - desktops, laptops and peripherals - tablet; lenovo , annual maintenance service - desktops, laptops and peripherals - tablet; samsung , annual maintenance service - desktops, laptops and peripherals - laptop; dell , annual maintenance service - desktops, laptops and peripherals - maintenance service - desktops, laptops and peripherals - bio matrix device; mantra , annual maintenance service - photocopier machine - photocopier machine; ricoh; neither oem nor asp , annual maintenance service - photocopier machine - photocopier machine; canon; neither oem nor asp , annual maintenance service - photocopier machine - photocopier machine; kyocera; neither oem nor asp , annual maintenance service ( hardware security module ) - hardware security module ( hsm ) , annual maintenance service -data center assets - storage & backup devices; storage-server; oem authorised service provider , annual maintenance service -data center assets - compute; computer-servers; oem authorised service provider , annual maintenance service -data center assets - compute; kvm-switch; neither oem nor asp , annual maintenance service -data center assets - rack pdu; power distribution unit; neither oem nor asp , annual maintenance service -data center assets - 42 u rack; smart-rack; neither oem nor asp , annual maintenance service -data center assets - rack tft monitor; rack tft monitor; neither oem nor asp , annual maintenance service -data center assets - network devices; 24 port unmanaged gigabit switch; neither oem nor asp , annual maintenance service -data center assets - network devices; 48 port gigabit switch; neither oem nor asp , annual maintenance service -data center assets - network devices; wireless router; neither oem nor asp , annual maintenance service - data center assets - network devices; 5 to 8 port switch; neither oem nor asp , annual maintenance services for video conferencing system ( software based ) - polycom real presence group 500; polycom; neither oem nor asp