Acterna CLI-1450 - Page 56

Start Frequency: This function
allows the field technician to set
the starting MHz value from the
keypad. Set this function by
entering a starting value desired
for MHz and then press the
“ENTER” key.
Stop Frequency: This function
allows the field technician to set
the ending MHz value from the key-
pad. Set this function by entering a
stopping value desired for MHz and
then press the “ENTER” key.
Resolution: This function allows
the field technician to select the
screen resolution. Set this func-
tion by choosing one of the
options provided below. Press
the “ENTER” key when completed.
• Ultra
(most common choice)
• High
• Medium
• Low
Dwell: This function allows the
field technician to set the mS (mil-
liseconds) value desired from the
keypad. Set this function by enter-
ing a desired value for mS and
then press the enter “ENTER” key.
Check Limit: This function allows
the field technician to check if the
carrier levels are within limits. Set
this function by choosing one of
the options provided below. Press
the “ENTER” key when completed.
• Yes
(yes should always be selected)
• No
Limit Value: This function allows the
field technician to set the dBmV
value desired from the keypad. Set
this function by entering a desired
value for dBmV value and then
press the enter “ENTER” key.
Check for Ingress
1. You should always check and
repair all egress sources before
checking for ingress. If your
egress sources are eliminated,
you will also eliminate your
ingress sources.
2. Locate the ground block (tap) and
connect your meter and RF Input
Line (Test Jumper).
3. Turn your meter “ON”; press the
navigator button.
4. Select the ingress icon
and press “ENTER”.
5. At the top of your ingress screen
will be a “Pass” or a “Fail”, If you
read a “Pass”, your ingress work is
completed. If you receive a “Fail”
reading, you have not detected
and repaired your major egress
sources properly.
6. Once the ingress performance has
been verified, reconnect the cable
service to the ground block (tap).
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