Cabletron Systems EMM-E6 User Manual
EMM-E6 Installation Guide
4-1
CHAPTER 4
TROUBLESHOOTING
This chapter provides diagnostic and troubleshooting information.
4.1
USING LANVIEW LED
S
The EMM-E6 uses the Cabletron Systems built-in visual diagnostic and
status monitoring system called LANVIEW. With LANVIEW, you can
quickly scan the EMM-E6 LEDs to observe network status or diagnose
network problems.
status monitoring system called LANVIEW. With LANVIEW, you can
quickly scan the EMM-E6 LEDs to observe network status or diagnose
network problems.
NOTE
The STBY, RCV, XMT, and CLN LEDs are in a matrix, which
provides these indicators for four of the EMM-E6 Ethernet
channels. To read the LEDs, the vertical column indicates the
interface or channel the LED designates, while the horizontal
row denotes the condition or statistic being monitored.
provides these indicators for four of the EMM-E6 Ethernet
channels. To read the LEDs, the vertical column indicates the
interface or channel the LED designates, while the horizontal
row denotes the condition or statistic being monitored.
Table 4-1
LANVIEW LED Messages
LED
Color
Description
Error Condition/
Recommended Action
Recommended Action
CPU
Green
(Flashing)
(Flashing)
Normal operation.
If the LED is not lit, the
EMM-E6 may not be
receiving power. See the
Troubleshooting Checklist.
EMM-E6 may not be
receiving power. See the
Troubleshooting Checklist.
Red
CPU error condition.
Press the Reset switch on
the EMM-E6 front panel to
re-initialize the board. This
may clear the error. If the
board does not re-initialize, it
has probably failed. Call
Cabletron Systems Technical
Support.
the EMM-E6 front panel to
re-initialize the board. This
may clear the error. If the
board does not re-initialize, it
has probably failed. Call
Cabletron Systems Technical
Support.
ICH1Book Page 1 Tuesday, August 6, 1996 3:06 PM