User's Manual

Table Of Contents
Troubleshooting CATV
InterReach Fusion Wideband Installation, Operation, and Reference Manual Page 189
D-620616-0-20 Rev K TECP-77-044 Issue 9 March 2015 © 2015 TE Connectivity
TROUBLESHOOTING CATV
Table 100 summarizes CATV problems, as reported by AdminBrowser, if a cable is cut or
miswired.
NOTE: Recommended minimum and maximum CATV cable lengths vary depending upon the type of
CATV cable used. Refer to “Cable and Connector Requirements” on page 107.
Table 100. Summary of CATV Cable Wiring Problems
Problem Type Message Icon Impact
Loose connector,
shorted conductor
or impro
per
connection to the
shield.
None High phase noise, degraded signal on both
Downlink and Uplink (high bit error rate)
No communication with RAUn RAU unable to communicate
with Hub,
degraded performance or RAU off-line
Portn
UL RF path loss is too high Increased ripple in
the uplink path, decreased
UL gain, or no UL gain
The DL RF path loss is too high Increased ripple in the downlink path, RAU
off-line
RAUn
over current or port short RAU will not power
on.