Lantronix
Back Panels
The back panels are similar except for overall width.
LED Descriptions
The LEDs on the front panel provide switch status checking and monitoring. There are
three types of LEDs as follows:
System LED
Indicates if the system is ready or not or, indicates if there is a system alarm triggered for troubleshooting.
Mode LEDs
Indicates the mode of all ports on the switch. You can press the Mode button sequentially to switch between the
two different modes (Link/Activity/Speed mode and PoE mode).
Port Status LEDs
Indicates the current status of each RJ45/SFP port. You can check these LEDs to understand the port status.
The LED indicators are described in the following tables.
LED
System
33872 Rev. A
Figure 2: SMxTBTxSA Back Panel
Table 1: System LED
Color
State
On
Green
Off
Red
On
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The switch is powered ON correctly.
The switch is not receiving power.
An abnormal state, such as exceeding operating
temperature range, has been detected in the switch.
SMxTBTxSA Install Guide
Description
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