ABB 6136/30M-500 Operating Instructions Manual page 63

Volume Caution!
These settings also apply to the
alarm sounds.
• Set the volume of sound messages using
the slider or the arrow keys.
• Confirm your entry with "OK".
Contrast/
• Set the screen brightness and the
Brightness contrast using the sliders.
• Confirm your entry with "OK".
Warning The warning tones are subdivided into
tones further sub-categories:
• Alert messages
• Timer/Alarm clock
• Incorrect input
• Keypad tones
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