6H128-08 and 6H129-08 User’s GuideC-1APPENDIX COPTIONAL INSTALLATIONS ANDMODE SWITCH BANK SETTINGSThis appendix covers the following items:• Required tools (Section C.1)• Locations, functions, and settings for the mode switches (Section C.2)• Installing optional Fast Ethernet Interface Modules (Section C.3)C.1 REQUIRED TOOLSYou need the following tools to perform the procedures in this appendix:• An antistatic wrist strap (provided with 6C105 chassis).• A Phillips screwdriver is required when installing optional FastEthernet Interface Modules for ports 7 and 8 into the 6H12X-08.C.2 SETTING THE MODE SWITCHThese switches are set at the factory and do not need to be changed unlessyou intend to perform the following:• Force download a new image file from a BootP server.• Clear NVRAM and restore all user-entered parameters such as the IPaddress and subnet masks to the 6H12X-08 “default” configurationsettings.• Clear user-entered passwords stored in NVRAM and restore thedefault passwords.!CAUTIONOnly qualified service personnel should attempt the followingprocedures.