Yaskawa MP920 User's Manual Design - Manual (Page 315)

5 Modules
5.6.2 217 I/F Communications Module (217IF)
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5.6.2 217 I/F Communications Module (217IF)
The following illustration shows the appearance of the 217IF Communications Module.
The details of each part of the 217IF Module are described below.
„ LED Indicators
While the 217IF Module is operating normally, the RUN LED indicator is lit and the ERR
LED indicator is unlit. When a failure occurs, the RUN lights off and the ERR lights up or
blinks. The TX1, TX2, or TX3 LED indicator is lit while the corresponding port is transmit-
ting data.
Indicator Name Color Status When Lit
RUN RUN Green Normally operating
ERR ERROR Red Failure occurrence (lights/
blinks)
TX1 CN1TX/RX Green 217IF CN1 transmitting data
TX2 CN2TX/RX Green 217IF CN2 transmitting data
TX3 CN3TX/RX Green 217IF CN3 transmitting data
LED
indicators
RS-232C
port 1
CN1
RS-232C
port 2
CN2
RS-422/485
port
CN3
RUN
ERR
TX1
TX2
TX3