RISCO Group ProSYS – ACM - Manual (Page 10)

10 Advanced Communication Module
LED Description
MODEM TX
(Red)
Indicates data transmission via the ACM’s optional
modem.
ON: Data transmission is in process.
OFF: Data transmission is not in process.
STAND ALONE
(Yellow)
Indicates either enabled or disabled local U/D
connection to the ProSYS.
ON: Local U/D is enabled and ACM U/D channel is
disabled.
OFF: Local U/D is disabled and ACM U/D channel is
enabled.
PCMCIA IN
(optional)
(Green)
Indicates presence of PCMCIA card.
PCMCIA READ
(optional)
(Yellow)
Indicates communication between the ACM and
PCMCIA card.
COMM 485
(optional)
(Red)
Indicates communication status via an optional
additional RS485 port.