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Lantronix 900-422 User Manual

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Chapter 3: Installation and Hardware 
 XPress DR+ User Guide 
26 
 
Table 3-6. XPress DR+ LED Functions 
LED 
Status 
Meaning 
Serial port - TXD LED (Yellow)
 
Off 
No data being transmitted from XPress DR+
Blinking 
Data being transmitted from XPress DR+ 
Serial port - RXD LED (Green)
 
Off 
No data being received by XPress DR+
Blinking 
Data being received by XPress DR+ 
Ethernet port - 10/100 Link (Green) 
 
  
Off 
No Ethernet link established
 
Steady On 
Ethernet link established 
Ethernet port – Activity (Yellow) 
 
  
Off 
No data activity
Blinking Data 
activity 
Power/Diagnostic LED (Orange)
 
Steady On 
Power OK
Blinking 2x 
No DHCP response 
Blinking 
Setup Menu active
 
 
 
Dimensions 
The following drawing shows the dimensions of the XPress DR+ 
Figure 3-10. Dimensions