2-1.4 Port And System Status Leds - OTS ET42202M-S-PD User Manual

ET42202M-S-PD
L2+ Managed 20-port 100Base-FX/1000Base-X SFP + 4-port 10/100/1000Base-T or
100/1000Base-FX SFP Combo Optical Ethernet Switch with AC + DC inputs
Step2.Plug the other end of the cable into an external DC power source.
Step3.Check the front-panel LEDs as the device is powered on to be sure the POWER LED
is lit. If not, check that the power cable is correctly plugged in.
AC Power Connecting
You can plug or remove AC power cord through the AC socket from AC power source.
Step1. Insert the power cable plug directly into the AC Socket located at the back of the
switch.
Step2. Plug the other end of the cable into a grounded, 3-Pin, AC power source.
Step3. Check the front-panel LEDs as the device is powered on to be sure the POWER LED
is lit. If not, check that the power cable is correctly plugged in.

2-1.4 Port and system status LEDs

The ET42202M-S-PD switch includes a display panel for system and port indications that simplify
installation and network troubleshooting. The LEDs, which are located on left hand side of the front
panel for easy viewing. Details are shown below and described in the following tables.
Port Status LEDs
LED
P1-P24 SFP
Link/Act/Speed
P21-P24 TP
Link/Act/Speed
System Status LED
SYSTEM LED
PWR AC
PWR DC
www.ot-systems.com
For International use, you may need to change the AC
W :
ARNING
line cord. You must use a line cord set that has been approved for
the socket type in your country.
Condition Status
Light when Fiber connection with remote device is
good.
Green/ Amber
Blinks when any traffic is present.
The light is green when linking up 1000Mbps.
The light is Amber when linking up 100Mbps.
Blinks when any traffic is present.
The light is green when linking up 10/1000Mbps.
Green/ Amber
The light is Amber when linking up 100Mbps.
Condition
Green
Green
Status
Light when power on
Light when power on
7
Ver.1.0