User Guide

8
45
MAINTENANCE
■ Troubleshooting
If your repeater seems to be malfunctioning, please
check the following points before sending it to a ser-
vice center.
PROBLEM
Does not turn ON.
No transmit output
power, or only few out-
put power.
Sensitivity is low and
only strong signals are
operatable.
Cannot be connected
to anther repeater site.
Does not function even
a signal is received.
PC does not recognize
the repeater
The settings cannot be
programmed into the
repeater properly.
POSSIBLE CAUSE
• Power connector has a poor contact.
• Blown fuse.
• Antenna or coaxial cable has problems.
• Antenna or coaxial cable has problems.
• Parabolic antenna beam does not adjusted
properly.
• Different frequencies are programmed from
the opposed microwave link repeater.
•No check mark (✔) is applied to “Use As-
sist 1/2.”
• Unit initial setting is wrong or duplicated.
• Config. Setting is wrong.
• No check mark (✔) is applied.
• Too long USB cable is used.
• Too long USB cable is used.
SOLUTION
•Check the connector pins and re-connect the
DC power cable.
• Check for the cause, then replace the fuse.
•Check, and if necessary, replace the coaxial
cable or solder the antenna connector again.
•Check, and if necessary, replace the coaxial
cable or solder the antenna connector again.
• Re-adjust the parabolic antenna beam.
•Set the receive and transmit frequencies as
the opposed microwave link repeater’s trans-
mit and receive frequencies respectively.
• Apply the check mark (✔) into “Use Assist 1/2.”
•Set “A” to each voice and data repeater and
never duplicate the initial between voice re-
peaters and/or data repeaters.
•Set the corresponding conditions to the con-
nected repeater combination.
•Apply the check mark (✔) into the appropriate
connector number.
• Use a shorter USB cable.
• Use a shorter USB cable.
REF.
p. 11
p. 46
pgs.
9, 11
pgs.
9, 11
p. 18
pgs.
43, 44
p. 40
p. 39
p. 39
p. 39
p. 19
pgs.
41–43