Specifications

4 - 7
4.4 Components of the Ethernet Module
This section shows the names of the Ethernet module components.
Name Description
1) LED display Refer to the contents of LED display contents (1).
2)
10BASE-T/100BASE-
TX connector
Connector for connecting the Ethernet module to the
10BASE-T/100BASE-TX.
(The Ethernet module discriminates between 10BASE-T and
100BASE-TX according to the hub (external device).)
3)
Module installation
lever
Guide for installing the Ethernet module to the base unit
correctly.
QJ71E71-100
RUN
INIT.
OPEN
SD
ERR.
COM.ERR
RD
100M
QJ71E71- 100
10BASE-T/100BA SE-TX
1)
2)
3)
(1) LED display contents (*1)
LED name Display description When the LED is on When the LED is off
RUN Normal operation display Normal Abnormal
INIT.
Initial processing status
display
Normally completed Not processed
OPEN
Open processing status
display
Normally opened
connection available
Normally opened
connection not available
SD Data sending display Data being sent Data is not sent
ERR. Setting abnormal display Abnormal Normal setting
COM.ERR.
Communication abnormal
display
Communication abnormal
occurrence
Normal communication in
progress
100M
Transmission speed
display
100Mbps
10Mbps/When not
connected
RD
Data receiving status
display
Data being received Data not received
*1 Refer to
Appendix
4.1 for causes of error displays and the corresponding corrective
actions.