tender for work of toner refilling, amc, and maintenance of departmental laser printers and scanner-printers installed at the offices of the chief engineer (ghaziabad zone-iii, power), anti-theft police station (vasundhara), superintending engineer (commercial & technical, urban electricity distribution circle, zone-iii, ghaziabad), and various executive engineers (commercial-i/ii, technical-sahibabad/mohannagar, 33 kv, raid & hr), as well as their respective urban electricity distribution divisions, sub-divisions, and help desk offices; to be executed through an external agency under the o&m head.- 2 annual and emergency maintenance of operating system with installed application software included java installation & configration, dsc configuration, printer driver installation and sharing etc. on computer system for the period of 06 months. 3 annual and emergency maintenance of laptop included replacement of all other parts & labour charges etc. the period of 06 months. 4 annual and emergency maintenance of printer/laser printer including replacement of teflon and all other parts & labour charges etc. for the period of 06 months. 5 annual and emergency maintenance of printer with scanner including replacement of teflon and all parts & labour charges etc. for the period of 06 months. 6 annual and emergency maintenance refilling of ink toner of different make printer, laser printer cartridge including refilling work, replacement of drum, blade if needed for smooth working of cartridge.