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The following adjustments can only be made while the system is operating. The
easiest way to achieve this is to press the doorbell pushbutton and then press the
“ANSWER” button.
Adjusting the Brightness & Volume
1) Changing the Display brightness
• Press the “BRIGHTNESS” button repeatedly until the desired
display brightness is achieved - 5 levels are available.
Default setting
(Level 4)
Maximum
(Level 5)
Sound off
Default setting
(Level 4)
Maximum
(Level 5)
Sound off
2) Changing the voice volume
• Press the “UP” and “DOWN” arrow buttons during the conversation to change
the voice volume - 5 levels are available.
3) Changing the LCD Display unit ringtone volume
• Press the “OFF” button to place the unit in STANDBY
• Press the “UP” and “DOWN” arrow buttons during standby to change the
ringtone volume - 5 levels are available.
