Operation; Muting The Signal Sound - VOLTCRAFT CO-100 Notice D'emploi

9. OPERATION

a) Muting the Signal Sound
When the upper CO
1200ppm), a loud signal sound is emitted in addition to the red LED lighting up.
This signal sound can be muted, e.g. to switch it off during programming.
Proceed as follows:
• Briefly press the „MODE" button repeatedly (from the normal operating mode) until
„MUTE" flashes on the display.
• Briefly press the button „ENTER"; the medium display line shows „ON" or „OFF".
„ON" = muting active, signal sound off
„OFF" = muting not active, signal sound on
• Select between „ON" and „OFF" using the arrow buttons „" or „".
• Briefly press the button „ENTER" to save the setting.
• The signal sound settings are now displayed at the top:
= muting active, signal sound off
= muting not active, signal sound on
threshold is exceeded („ALARM2", see chapter 9 c), factory settings
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