annual maintenance of computers printers and ups of ge east lucknow -computers ( comprehensive ) and printers with ups ( non comprehensive ) held with ge ( east ) lko ( a ) . computers ( i ) hp desktop computer elite desk 800 gi twr preloaded operating system window 8 . 1 pro configuration intel core i5-4570 cpu , tft monitor with keyboard and mouse . -12 nos ( ii ) lenovo thinkpad all in one desktop computer intel core i3-4170 cpu@ 3 . 7ghz , 4gb ram , 500gb hdd & windows 8 . 1 operating system with keyboard and mouse . -04 nos ( iii ) hp desktop computer dx -7400 cpu intel core -due 2 . 53ghz , 1gb ram , sata hard disk 180 gb , 17 tft monitor with keyboard and mouse . -06 nos ( iv ) dell optiplex 990 core i5-2400 3 . 1 ghz , 2 gb ram , sata hard disk 500 gb , delle-1912h monitor with keyboard and mouse . -06 nos ( b ) . printers ( i ) hp laserjet p-1008 printer make hp -01 nos ( ii ) canon laserjet 6018b printer make - canon -09 nos ( iii ) hp laserjet p1505 printer make -hp -04 nos ( iv ) ricoh laserjet printer sp 200 make - ricoh - 06 nos ( c ) . ups ( i ) ups 1 kva make - paradyne -12 nos ( ii ) ups 1 kva line interactive make - nps -06 nos