Yamaha V4.0 DME Designer V4.0 Owners Manual - Page 518

Appendix Display Setup (Disp) Page Provides access to a number of display parameters. Security Setup (Lock) Page Panel lock and related settings.    LCD Contrast The current LCD contrast setting. This parameter can be adjusted from 0% through 100%. Edit using the "Numeric Parameters" editing procedure described on page 512.  LCD Backlight Specifies LCD backlight operation. Two settings are available: "ON," and "OFF." ON: The display is continuously lit. OFF: The display lights when a control is operated, and will go out 10 seconds after panel operation ceases. Pressing the [ENTER] key alternately selects "ON" and "OFF".      Utility The lock status for the Utility display settings. This parameter can be set to "Unlock" or "Lock." Unlock: The Utility display can be accessed without a password. Lock: A password must be entered to access the Utility display. When "Lock" is selected a password entry window will appear when the [F4/UTILITY] key is pressed to access the utility pages. Use the [F1] and [F3] buttons to position the cursor, and the dial to enter the desired character at the cursor location. When all of the password's characters have been entered as required press the [ENTER] key. The password will also be required when switching from the "Unlock" mode to the "Lock" mode. NOTE Password security and management is very important! If you forget your password the unit cannot be operated! If you forget your password contact the system administrator. If the password become unrecoverable for some reason and you need to unlock the system, please contact your Yamaha representative. 518 DME Designer Owner's Manual