Total Access 372 Small Business Unit ONT Installation and Maintenance Guide
36
61287722G1-5B
LEDs in Fault State
Descriptions
of
each
LED
are
listed
in
with
possible
causes
for
fault
LED
conditions.
A
flow
chart
for
troubleshooting
the
problem
for
each
fault
condition
is
provided
in
SBU ONT Trouble Isolation
This
section
describes
how
to
isolate
problems
based
on
faults
reported
through
LEDs:
•
•
•
UPS Power LEDs
A
UPS
Power
LED
that
is
off
indicates
there
is
no
power.
Refer
to
to
determine
if
a
problem
exists.
Table 10. Power LEDs
Label
LED
Status
Description
AC
z
z
Green
Yellow
UPS
is
on
AC
UPS
is
on
Battery
Output
{
z
Off
Green
No
power
UPS
is
providing
DC
to
SBU
ONT
Battery
{
z
Off
Red
Battery
is
OK
Battery
is
not
connected
or
is
bad
Summary of Contents for 1287722G1
Page 6: ...Total Access 372 Small Business Unit ONT Installation and Maintenance Guide vi 61287722G1 5B ...
Page 10: ...Total Access 372 Small Business Unit ONT Installation and Maintenance Guide x 61287722G1 5B ...
Page 12: ...Total Access 372 Small Business Unit ONT Installation and Maintenance Guide xi 61287722G1 5B ...