Module ID RJ-45 LC EIA-485/
EIA-232
EIA-485 ST
COM0031 3 - - - -
COM0032 1 2 - - 1
COM0037 1 2 - - -
Table 735: LED descriptions for COM0001 and COM0002
LED Connector Description
2
X1 X1 X1/LAN link status and activity (RJ-45
and LC)
RX1 X5 COM2 2-wire/4-wire receive activity
TX1 X5 COM2 2-wire/4-wire transmit activity
RX2 X5 COM1 2-wire receive activity
TX2 X5 COM1 2-wire transmit activity
I-B X5 IRIG-B signal activity
Table 736: LED descriptions for COM0022 and COM0023
LED Connector Description
3
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 receive activity
TX X6 COM1 2-wire / 4-wire transmit activi-
ty
RX X5 / X12 COM2 2-wire / 4-wire or fiber-optic
receive activity
TX X5 / X12 COM2 2-wire / 4-wire or fiber-optic
transmit activity
I-B X5 IRIG-B signal activity
2
Depending on the COM module and jumper configuration
3
Depending on the jumper configuration
Protection relay's physical connections 1MRS758755 C
840 REC615 & RER615
Technical Manual
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