Philips SCD497 - Manual (Page 9)

operating range
The operating range of the baby monitor is 300 metres/900 feet in open air. Depending on the
surroundings and other disturbing factors, this range may be smaller. Indoors the operating range is
up to 50 metres/150 feet.
Dry materials Material thickness Loss of range
Wood, plaster, cardboard, glass
(without metal, wires or lead)
< 30cm/12in 0-10%
Brick, plywood < 30cm/12in 5-35%
Reinforced concrete < 30cm/12in 30-100%
Metal grilles or bars < 1cm /0.4in 90-100%
Metal or aluminium sheets < 1cm/0.4in 100%
For wet and moist materials, the range loss may be up to 100%.
Features
adjusting loudspeaker volume
1 Briefly press the volume + and – buttons on the baby unit until the desired loudspeaker
volume for the baby unit has been reached (Fig. 15).
 Briefly press the volume + and – buttons on the parent unit until the desired loudspeaker
volume for the parent unit has been reached (Fig. 16).
Note:If you press the volume + and – buttons too long, the volume is not adjusted.
Note:You only have to adjust the baby unit volume when you use the talk function (see below).
Note:If the volume is set to a high level, the units consume more power.
talk function
You can use the TALK button on the parent unit to talk to your baby (e.g. to comfort your baby).
1 Press and hold the TALK button and talk clearly into the microphone (Fig. 17).
 Release the TALK button when you have finished talking.
Note:When you press the TALK button, you can no longer hear your baby.
adjusting microphone sensitivity
You can set the microphone sensitivity of the baby unit to the desired level. You can only change the
microphone sensitivity when a connection between the baby unit and the parent unit has been
established, i.e. when the LINK light on the parent unit lights up green continuously.
1 Briefly press the SENSITIVITY button on the parent unit (Fig. 18).
The sound level lights light up for approx.  seconds to indicate the current sensitivity level.
 Briefly press the volume + and - buttons on the parent unit until the desired microphone
sensitivity level for the baby unit has been reached.
Note: If you press the SENSITIVITY button and/or the volume + and – buttons too long, the microphone
sensitivity is not adjusted.
one light on = minimum sensitivity level
all lights on = maximum sensitivity level
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