annual maintenance contract ( amc ) of computers , it peripherals and local area network ( lan ) equipments at chamera-iii power station , hp desktop pc dc2480 computer , hp-compaq cq3550 computer , hp elite 8300 computer , hp desktop pc dc 7900 computer , hp pro book 4440s laptop , hp 202 g2 mt computer , allied telesis 24 port l2 switch , cisco 2960g 24tc-l / 3560g 24ts 24 port switch , hp laserjet 2015d / 2015 , hp laser jet 1020 / 1020+ / 1160 / 1010 , hp laserjet 1320 / 1320n , hp laserjet m1213nf mfp , hp laserjet p1606 dn , hp laserjet m1536 dnf mfp printer , hp laserjet 1319f / 3050 , hp laserjet 5200n printer , hp laserjet m1005 multifunction printer , hp laserjet pro 400 printer / cp2025n , hp laserjet colored printer m251n / 200 , hp 3570c scan jet , hp scanjet g4010 , ups 1 kva , ups below 1 kva , hp scanjet pro 2500 f1 flatbed scanner , dell optiplex 760 computer , lenovo think center mt-m0864r3q computer , compaq presario cq3120ix computer , hp laser jet p3005d , hp color jet cp 4005n , hp laser jet p1007 , desktop computer- dell optiplex 7040 , hp laserjet pro mfp m226dw , hp color laserjet pro mfp m477fdw , multifunction printer brother dcp-b7535dw