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APPENDIX
Reading
Most
state
can
Typically
require
The
The
LED
gndicators
and
have
cards
appliques
of
on
interface
card
an
port
be
used
troubleshoot
and
to
know
you
will
problem
more
the
investigation
LEDs
card
are included
following
CSC-2R
CSC-1R
and
CSC/3
and CSC/4
CSC-C2CTR
CSC-CCTL
CSC-CCTL2
and
CSC-ENVM
CSC-MCI
CSC-SCI
and
CSC-MC
CSC-MEC
CSC-C2MEC
and
CSC-R16M
LEDs
are included
following
applique
lOBaseT
Ethernet
FDDI
HSSI
APP-LHS
HDV.35dualmode
DTE
DCE
and
RS-232
Data Link
RS-232
Synchronous
DCE
DTE
and
RS-449
mode
X.21
dual
LED
diode
light-emitting
DCE
DTE
mode
or the
or
problem
with
isolate
the
you examine
before
exists
LEDs
can
the
help identify
in
this
appendix
appendix
in
this
SDLC
mode
Control
dual
show
for
indicators
that
example
These
of
serial
applique
and
chassis
components
its
LEDs
but should
the
problem
Reading
the
LEDs
also
problem
LED
B-i
Indicators
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