Safety Information
Safety information
Please read this operating instruction ma-
nual thoroughly.
Under no circumstances complete any
repair work on it yourself.
Intended use
The RingFlash 250 is a signal alarm en-
hancer intended for connection to telepho-
nes, doorbells and smoke alarms. Other
uses are considered unintended use.
The RingFlash 250 is particularly suited
for installation in loud environments and
for people with hearing problems.
tion is not permitted.
18
Installation location
Prevent excessive exposure to smoke,
dust, vibration, chemicals, moisture, heat
and direct sunlight.
Power supply
Caution: Only use the power adapter
plug supplied because other power
adapter plugs could damage the equip-
ment. Ensure that access to the power
adapter plug is not obstructed by furni-
ture and such.
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