Owner manual
10
MRB01X
S
Octob
er
2005
–
Issue 4
Trigua
rd
SC300E
SERVICING
SCOPE
The
MRB01XS
is
not
field
repairable.
Field
servicing
operations
are
confined
to
the
total
replacement
of
faulty
MRB01XS.
Return
the
faulty
MRB01XS
for
repair.
DIAGNOSIS
A faulty
MRB01XS
will
be
apparent
by
a single
I/O
channel
failure
affecting
all
the
field
devices
serviced
by
a particular
remote
chassis.
The
Health
LED
may
also
be
extinguis
hed
CONFIGURATION
There
are
no
configurable
links
or
switches.
REMOVAL AND REPLACEMENT
There
are
no
special
warm
start
or
other
removal
and
replacement
procedures.
Simply
withdraw
the
faulty
module,
replace
it
with
a good
one,
and
check
that
the
Health
L
ED
illuminates.