Table 1066: LED descriptions for COM0023
LED Connector Description
2
FX X12 Not used by COM0023
X1 X1 LAN Link status and activity (RJ-45 and LC)
FL X12 Not used by COM0023
RX X6 COM1 2-wire / 4-wire receiving activity
TX X6 COM1 2-wire / 4-wire transmitting activity
RX X5 / X12 COM2 2-wire / 4-wire or fiber-optic receiving activity
TX X5 / X12 COM2 2-wire / 4-wire or fiber-optic transmitting activity
I-B X5 IRIG-B signal activity
Table 1067: LED descriptions for COM0031-COM0034 and COM0037
LED Connector Description
X1 X1 X1/LAN1 link status and activity
X2 X2 X2/LAN2 link status and activity
X3 X3 X3/LAN3 link status and activity
RX X9 COM1 fiber-optic receiving activity
TX X9 COM1 fiber-optic transmitting activity
Table 1068: LED descriptions for COM0035 and COM0036
LED Connector Description
X1 X1 X1/LAN link status and activity
X2 X2 X2/LAN link status and activity
X16 X16 X16/LD link status and activity
2
Depending on the jumper configuration
IED physical connections 1MRS757644 H
1180 620 series
Technical Manual
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