Ethernet Status Leds - Multitech CommPlete MR9600 User Manual

the device cards installed in the CC9600 chassis. When the MR9600 is turned on, the lights go through the
following sequence before they act as status indicators for the device cards.
1. The LEDs on the right side turn red and then turn green when the right SIMM passes its memory
2. The LEDs on the left side turn red and then turn green when the left SIMM passes its memory test.
3. The LEDs stay green for about five seconds while the flash boot code waits for a handshake sequence
4. If none is detected (this is normal unless the firmware is being updated through the diagnostic port)
5. The LEDs are turned on and off, one at a time, red and green.
6. All LEDs turn green while the system starts up.
7. After the system has started, the LEDs reflect the status of the device cards. Each LED will be in one
LED Color
Off
Green
Red
Flashing
Red/Green

Ethernet Status LEDs

The lower part of the MR9600 front panel contains four indicators that show the status of the MR9600
Controller's Ethernet port.
LED Indicator
LI
CS Collision Sense
TX Transmit
RX Receive
CommPlete Communications Server
test.
on the diagnostic serial port.
the main controller code starts running and the LEDs are turned off.
of the following states, depending on the device card.
Device Card Status
Card not installed.
Card installed and all devices are communicating with the MR9600.
Card installed and none of the devices are communicating with the
MR9600.
Card installed and one or two devices are not communicating with the
MR9600.
Color
Link Integrity Yellow
Red
Green
Green
Indication
On during a good link
On when there is a collision on the Ethernet port
On during Ethernet transmit
On during Ethernet receive
1 Introduction
3