User's Manual

Table Of Contents
Installing Fusion Wideband
Page 132 InterReach Fusion Wideband Installation, Operation, and Reference Manual
© 2015 TE Connectivity D-620616-0-20 Rev K TECP-77-044 Issue 9 March 2015
Troubleshooting Expansion Hub LEDs During Installation
For all Expansion Hub with RAUs connected, the corresponding PORT LED should be
Green/Red, which indicates that the RAU is powered on and communication has been
established.
The Expansion Hub
UL STATUS LED should be Green.
Table 93.
Troubleshooting Expansion Hub LEDs During Installation
During
Installation
LED State Action Impact
1 Expansion Hub
power is on
and no RAUs
are connected
POWER Off Check AC power; make sure the
Expansion Hub power-on switch is
on; replace the Expansion Hub.
The Expansion Hub is not
powering on.
PORT LEDs are on but didn’t
blin
k through
all
states.
Replace the Expansion Hub. The Microcontroller is not
resetting properly; flash
memory corrupted.
PORT Flashing Red
(6 PPM)
Port unusable; replace the
Exp
a
nsion Hub when possible.
Current sensor fault; do not
use the port.
UL STATUS Red, after power-up
blink
Replace
the Expansion Hub. The Expansion Hub laser is not
operational; no uplink between
the Expansion Hub and Main
Hub.
UL STATUS Red Check the Main Hub LEDs—refer to
Step 2 in
T
able 92 on page 126.
Use AdminBrowser to determine the
problem.
No communication with Main
Hub.
DL STATUS Red Check the downlink fiber for optical
power; v
erify that the cables are
connected to correct ports (that is,
uplink/downlink)
Check the Main Hub LEDs—refer to
Step 2 in
T
able 92 on page 126.
No downlink between the
Expansion Hu
b and Main Hub.
2 Expansion Hub
power is On
and RAUs are
connected
PORT Off Check the CATV cable. Power is not getting to the
RAU.
PORT Flashing Red
(60 PPM)
Test the CATV cable. If the cable
test
s OK, try another port. If the
second port’s LEDs are Red/Off,
replace the RAU. If the second RAU
doesn’t work; replace the Expansion
Hub.
Power levels to RAU are not
corr
ect; communications are
not established.
If the second port works, flag
the first port as unusable;
replace EH wh
en possible.
PORT Red Use AdminBrowser to determine the
problem.
RAU is off-line.