TESTING AND TROUBLESHOOTING
4-3
The LANVIEW LED locations are shown in Figure 4-1. While the
TRFMIM-26 is shown in the illustration, the locations and
definitions apply to all concentrator modules.
Figure 4-1 LANVIEW LEDs
ERR
16 MB
MGMT
TRFMIM-26
FLNK
INS
1
TX
RX
Label
Color
Description
ERR
Red
Error or Speed Fault detected
ON
Hardware error detected
OFF
Normal operation
16 Mb
Yellow
Ring Speed Indicator
on
16 Mbit/s mode selected
off
4 Mbit/s mode selected
MGMT
Green
Management
ON
Repeater is set for Management Mode
OFF
Repeater is in AUTO Mode
FLNK
Green
Fiber Optic Link
ON
Respective Fiber Optic lobe port is
receiving (link established)
OFF
Respective Fiber Optic lobe port is not
receiving a signal (no link established)
INS
Green
The station is inserted into the ring.
OFF
Ring insertion has not been established
Flashing Green - Station is inserted, but the port is
disabled by management
Red -
Station trying to insert is at the
wrong ring speed and this port is
automatically disabled
