Using the RingFlash 250 Frequency Detector
Interference through other equipment
Under certain circumstances, other electrical equip-
ment can cause interference to the RingFlash 250.
You can alter the access code of the RingFlash 250
1.
Remove the small cover on the underside of the
RingFlash 250 base station.
2.
it as necessary.
On
1 2 3 4 5 6 7 8
3.
Remove the cover of the frequency detector housing
as described on Page 27.
DP
GB
33