Motorola SABER I User Manual page 38

F5
F6
Print screen - This lunction
key
will print out everything shown on
the screen.
@py
att To
all
- This
lunctaon
key
willcopy
EVERY
alignment parameter in the current
channelto allthe
channels in
the radio regardless ol zone.
The lower portion of the screen contains some additional information that will be helpful in the
alignment
process. The
SQ
tield lets the user know whether or not squelch has been
detected
by
the radio's receiver. This allows you to
set threshold squelch
on those channels which are PL
potected.
This means that you will not need to have any canier
squelch
channels programmed
anto
the radio in order to
set
the squelch.
1.
Squelch
When aligning squehh on PUDPL
channels,
use the squelch (SQ)
lield
in
the lower
portion
of
the screen to determine when the radio
squelches. On canier squelch (CSO)
channels,
you can also listen to the relerence speaker
in
the portable products test set. When aligning
Squelch,
you can hear the change in the squelch level during the alignment process or
in
"realtime."
You
do not have to reprogram the radio to
hearthe
immediate change.
(a)
Follow
the Setup Procedure in Section Vl-A,
Fig. 8.
(b)
Select any channel on
the
radio.
1cI -Seba-the
SOU
ELCH
{unction
in-the-AEIGN
C
FIAN
N
EL screen.
(d)
With
no
RF signal applied to the radio, set
the
squelch value
to $0 by using the
DOWN
arow key.
You
should hear noise through the speaker in the test set (CSQ)
ancl SQ
should
be OFF (CSO
& PUDPL).
Set
the switch on the test set at the load posation
instead
ol the speaker position
and
the volume on the radio set at rated audio.
(e)
Connea the RF BNC connector
to
the service monitor so that you can measure SINAD
(f)
lncrease the
RF, on
the correct carrier frequency, until 8dB
to
12dB SINAD is measured.
(g)
lncrement
the
squelch value
by using the UP arrow key until the radio squelches
(no
noise
present or SO is ON). The valid range lor
squelch is lrom $0 to
$0F,
with ?
ctefaull
value ol
$09.
(h)
You
can now set the same squelch value to allthe channels in the radio
by pressing the
F2Rey.
Pressing the F2 key will cause the cunent squelch value to be copied over to all
the other channels
in
the
radio. lf you want
to make
the
squelch value dillerent on
any
other channel, you will
have
to go to that channel and set lhe squelch by lollowing
the
procedure given above.
Servicing
the
Radio
3t