Tender For corrigendum : supply of annual maintenance contract amc of information and communications technology ict products : : -annual maint contract for desktop computer system of various configuration make -dell , annual maint contract for desktop computer system of various configuration assembled , repair maintenance and servicing of laser jet printer hp m1136mfp , repair maintenance and servicing of laser jet printer hp 1020 plus and p1505 , repair maintenance and servicing of laser jet printer canon lbp603b , repair maintenance and servicing of ups 1000 va make microtek numeric intex , repair maintenance and servicing of ups 600 va make microtek numeric intex