OTHER OPERATIONSPOWER ON MESSAGEEach time you switch the transceiver ON, “HELLO”(default) appears on the display for approximately 2seconds. You can program your favorite message inplace of the default message.1 Enter Menu mode and access Menu 500.2 Enter your desired message.• Press [CLR] to clear the entire message, if necessary.DISPLAY ILLUMINATIONYou can manually change the display illumination to suitthe lighting conditions where you are operating.1 Enter Menu mode and access Menu 501.2 Set your desired brightness level from 1 to 8, or OFF.n Auto Display BrightnessWhen Auto Brightness is activated, the display will lightup every time a key is pressed.1 Enter Menu mode and access Menu 502.2 Set the Auto Brightness function to ON or OFF.n Backlight ColorYou can manually change the display illumination tosuit the lighting conditions where you are operating.1 Enter Menu mode and access Menu 503.2 Set the backlight color to AMBER or GREEN.n Display ContrastThe display visibility changes depending on theambient conditions, for example between daytime andnight. When you find the display is not clear, use thisfunction to select the optimum display contrast.1 Enter Menu mode and access Menu 504.2 Set your desired contrast level from 1 to16.Note: The display contrast may be affected by a change intemperature. Adjust the contrast as necessary.n Positive/ Negative ReversalYou can change the display status between Negativeand Positive (default).1 Enter Menu mode and access Menu 505.2 Set the backlight color to NEGATIVE or POSITIVE.KEY LOCKThe Key Lock function ensures that your transceiversettings will remain unchanged if you accidentally press akey. When activated, the following functions can still beused:• [ ]• [PTT]To turn Key Lock ON or OFF, press [F] (1s).• When Key Lock is activated, the icon will appear on thedisplay.n Microphone Key LockThe Microphone Key Lock function will lock themicrophone PF (Programmable Function) keys.1 Enter Menu mode and access Menu 513.2 Turn the Microphone Key Lock function ON or OFF.OTHER OP-