Troubleshooting Checklist
DFE-Platinum Series Hardware Installation Guide 4-5
Troubleshooting Checklist
If
the
module
is
not
working
properly,
refer
to
Table 4
‐
2
for
a
checklist
of
problems,
possible
causes,
and
recommended
actions
to
resolve
the
problem.
Table 4-2 Troubleshooting Checklist
Problem
Possible Cause
Recommended Action
All LEDs are OFF.
Loss of power.
Ensure that the DFE module was installed
properly according to the installation
instructions in
Chapter 3
, and that the
host chassis is providing power.
No Local
Management
Password screen.
Incorrect terminal setup.
Refer to the
Enterasys Matrix
DFE-Platinum Series Configuration Guide
for proper setup procedures.
Improper console cable
pinouts.
Refer to
Appendix A
for proper COM port
pinouts.
Corrupt firmware image, or
hardware fault.
If possible, attempt to download the
image to the DFE module again. Refer to
“
Setting the Mode Switches
” on page B-2
for instructions to clear NVRAM.
Cannot navigate
beyond Password
screen.
Improper username/password
combination entered.
If the username/password combination
has been forgotten, refer to “
Setting the
Mode Switches
” on page B-2 for
instructions on how to set the mode
switch to reset the username/password
combination to the default values.
Summary of Contents for Matrix 7G4280-19
Page 2: ......
Page 12: ...x...
Page 27: ...LANVIEW Diagnostic LEDs DFE Platinum Series Hardware Installation Guide 1 7...
Page 28: ...LANVIEW Diagnostic LEDs 1 8 Introduction...
Page 64: ...Completing the Installation 3 34 Installation...
Page 80: ...Regulatory Compliance A 8 Specifications...
Page 90: ...Memory Replacement Procedures B 10 Mode Switch Settings and Installing Options...