18
Installation GREYHOUND Media Modules
Release 01 11/2014
1.6
Display elements
1.6.1
Media module status
1 LED is located on the media module at the bottom left.
This LED provides information on the supply voltage status of the media
module.
1.6.2
Port state
These LEDs provide port-related information.
The LED display for F/O ports is located in the service panel of the basic
device.
There are 2 LED displays for twisted pair ports and combo ports, located in
the service panel of the basic device and directly on the relevant port:
By default, the port status is displayed on the service panel. You have the
option of changing between the LED displays using the command line
interface (CLI). You require administrator rights for this.
LED
Display
Color
Activity
Meaning
Power Supply voltage
—
None
Media module is inoperative
Green Lights up Supply voltage is on
Display
Color
Activity
Meaning
Link status
—
None
Device detects an invalid or missing link
Green
Lights up
Device detects a valid link
Flashes 1 time a period Port is switched to stand-by
Flashes 3 times a period Port is switched off
Yellow
Flashing
Device is transmitting and/or receiving data
LED display
Position on the device
Service panel
depends on the device variant
Front or back of the device
Port panel
(for twisted pair ports
only)
Front of the device
1
ACA
RM
Status
Power
5 9 13 17 1 5
4 8 12 16 20 4 8
