[ 13 ] Updating the SystemsOn the SYSTEM MENU, pressing the period (.) key with the SF keyheld down calls up the screen shown at left.[1] SYSTEM MODIFY: Switches to the BHT system updatingmenu.[2] CU-F/W MODIFY: Switches to the CU-311 system updatingmenu (in LAN-support software only).Select a desired item by using the numerical keys or F5 and F6 keys,and then press the ENT key.To return to the SYSTEM MENU, press the C key.[13.1] Updating the BHT systemBefore proceeding to the updating procedure, you need to download a BHT system reconfig file,referring to Section 2.6.1.On the MODIFY MENU, selecting "1: SYSTEM MODIFY" calls up thescreen shown at left.[1] DO IT: Starts updating the current BHT system.[2] FILENAME: The filename to be used for updating the BHTsystem will be displayed.If it is different from the name of the BHT systemreconfig file you have downloaded, you may specifythe correct filename here. (For details, refer to thenext page.)Select a desired item by using the numerical keys or F5 and F6 keys,and then press the ENT key.Selecting "1: DO IT" calls up the screen shown at left. With this screendisplayed, the BHT immediately starts updating the current BHTsystem.Upon completion of updating, the BHT will automatically turn itself off.110