Mitsubishi Electric MELSEC-L SERIES Basic User Manual page 28

No. Name
SPEED ON
OFF
3)
ON
SD/RD
OFF
10BASE-T/100BASE-TX
communication connector
(RJ45)
4) Serial number display
5) DIN rail hook
*1 The OPEN LED turns on and off depending on the open status of user connections 1 to 16. (The open status of the
system connections (e.g. automatic open UDP port) is not included.)
*2 If the COM.ERR. LED is on, it does not turn off even if the error cause is eliminated. For how to turn off the LED, refer to
"How to Turn Off the COM.ERR. LED". (
26
 Indicates a transmission speed.
100Mbps
10Mbps or a cable not connected

Indicates data communication status.
Data communications in progress
Data not sent or not received (
A connector to connect an E71 to the 10BASE-T or 100BASE-TX network (An E71 judges whether
to connect to the 10BASE-T or 100BASE-TX network based on the hub.)
A display indicating the serial number printed on the rating plate
A hook to install the module on a DIN rail
Application
Page 243, Section 16.4.3)
Page 303, Section 16.10)