81Common proceduresThis section describes common procedures when you install the chassis.Reducing the chassis weightReduce the chassis weight to make the chassis easier to lift and thus reducethe risk of personal injury or equipment damage.Procedure stepsStep Action1 Remove the power supply filler panels.For more information, see Installing and AC Power Supply in theEthernet Routing Switch 8000 Series Chassis (NN46205-306;312751-E) or Installing a DC Power Supply in an Ethernet RoutingSwitch 8000 Series Chassis (NN46205-307; 313070-E).2 Remove the module filler panels.For more information, see Installing Ethernet Routing Switch 8600Modules (NN46205-304; 312749-K).3 Remove the fan trays.For more information, see Installing a Fan Tray in an EthernetRouting Switch 8000 Series Chassis (312752-E).—End—Nortel Ethernet Routing Switch 8600Installing and Maintaining the Ethernet Routing Switch 8000 Series ChassisNN46205-303 01.02 Standard4.1 10 January 2008Copyright © 2008, Nortel Networks.