Cisco Cisco WT2750 Multipoint Broadband Wireless System Guide De Dépannage

er of
antenn
as set
correct
ly

configuratio
n and issue
the show
run
command

configuration

Incorre
ct
throug
hput
setting

Check the
configuratio
n; measure
the SNR

-Adjust the

accordingly

This parameter
must be set the
same at both ends
of the link

Radio
privacy
set the
same
on
both
sides

Check the
configuratio
n, and issue
the show
run
command

Fix the
configuration

This parameter
must be set the
same at both ends
of the link

Trans
mit
power
config
ured
incorre
ctly

Check the
configuratio
n, and issue
the show
run
command

Fix the
configuration,
and set radio
transmit
power to a
valid value for
the link

 

No
power
to one
or both
transv
erters
(ODUs
)

Use a
voltmeter to
check DC
voltage at
input to
PFPs
Check that
DC breaker
switches on
PFPs are
turned on

Repair/replace
DC power
supplies Turn
on breaker
switches on
PFPs

 

 

Check cable
integrity and
connections
Ensure that
cable is 50
ohm type
Run 

Replace the
cable if
necessary

Be sure all
outdoor
connections are
properly sealed,
only use Coax-
Seal or an
equivalent

Contro
l cable
betwe
en
PFP
and
transv

Check cable
integrity,
especially
cable-to-
LEMO
connector
junction

Replace the
cable if
necessary

Weather proofing
not required for
LEMO connector