Panasonic KX-NCP0158 Quick Installation Manual page 68

A Step-by-step Instructions for Easy Installation
3% or more, there may be interference from external wireless equipment. In this case, the following
may happen regardless of the radio signal strength level.
Error Rate for Establishing Conversations Using PSs
Error Rate
Approx. 3%
Approx. 10%
Error Rate for Air Synchronization between CSs
Error Rate
Approx. 10%
If the frame error value continues to increase abnormally (100 per second), the radio signal has been lost.
In this case, enter "0" again and retry measuring the error rate and the radio signal strength.
The above is a rough standard, and may vary depending on the environment.
2.
Walk around the Master CS to identify the coverage area within which the radio signal strength level is
between "07" and "11".
3.
Draw the coverage area on the map.
4.
When necessary, relocate Slave CSs so that they are within the area where the radio signal strength level
of the Master CS is between "07" and "11".
5.
Walk around each IP-CS to identify the coverage area within which the radio signal strength level is greater
than "03".
68 Quick Installation Guide
May receive noise
May fail to make/receive calls
May be reset due to synchronization failure of CSs
S1
M
S2
S3
Description
Description
Level: 07 to 11
S5
S4
Document Version 2009-12