User's Manual

Appendix A. Radio Signal Propagation
BreezeNET DS.11 Series A-15 User’s Guide
Problem and Indication Possible Cause Corrective Action
Failure to establish wireless
link
1. Power supply to units
may be faulty.
2. Cables may be
improperly connected
3. There may be some
problem with antenna
installation.
1. Verify power to units.
2. Verify that all cables are connected
securely.
3. Refer to previous Section and verify
wireless link between the units.
4. Verify that the antenna(s) are properly
installed (see relevant Section in this
manual):
Check antenna alignment.
Verify that antenna polarization is the same
at both ends.
Verify that the range matches specifications.
Verify line-of-sight/antenna
alignment/antenna height.
Wireless link established,
but there is no Ethernet
activity (AP-DS.11 and SA-
DS.11 units).
1. Ethernet hub port or
UTP cable is faulty.
2. Ethernet port in unit is
faulty.
1. Check that the Association LED is on and
solid at the hub port. If this is not the case,
the port is inactive. Try another port on the
hub or another UTP cable.
2. Verify that Ethernet port in unit is
working. Ping unit to verify Ethernet
connection.
3. Verify that you are using a cross-over
UTP cable (pins 1 & 3, 2 & 6) if connected
directly to workstation, or a straight-through
cable if connected to a hub.
4. Check ETHR LED indicator in unit and
Ethernet counters in Monitor to verify
Ethernet activity (see Section 4.1.5).