PDF user manual for CopperEdge 150

5HPRYLQJRU5HSODFLQJ0RGXOHVThis section describes the procedures for installing or replacingthe System Control Module, Buffer Module, WAN modules, DSLmodules, and Power Supply modules.& $ 8 7 , 2 1All CE150 modules contain static-sensitive devices. If you mustremove or handle modules for any reason, observe standard ESDprecautions (such as using ground straps for personnel andequipment, and storing removed modules in anti-static bags). If youare unsure of the necessary precautions, contact Copper MountainTechnical Support for assistance.6\VWHP&RQWURO0RGXOHReplacement of a System Control /WAN Module is service-affecting,with consequent interruption of service for all subscribersserved by this CE150. Except in cases of emergency (systemdown), we recommend that you replace the module during ascheduled maintenance period at off-peak hours.To replace a SCM/WAN module:1. If the installed System Control Module is operational:• Set FTP to Binary mode and copy the Configurationfile to a workstation.• Or, back up the existing configuration file asdescribed in Backing Up the Saved Config File onpage 110.2. Power down the system and disconnect all front panelcables from the System Control/WAN Module.3. Use a Phillips screwdriver to loosen the two screwssecuring the System Control/WAN Module.4. Lift the module extraction levers to gently separate theSystem Control Module from its connector inside theCE150.When the module is free, remove it from the CE150 andtransfer it to a suitable anti-static container.5. Remove the new System Control Module from its antistaticbag, and install in the empty CE150 SystemControl slot.6. Gently but firmly seat the module into its connectorinside the CE150.If the module does not readily mesh with the connectorpins, do not force it; pull the module out and try again.&KDSWHU7URXEOHVKRRWLQJ