INSYS 56k Small INT 2.0, Руководство по эксплуатации

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Initial Operation INSYS Modem 56k small INT 2.0/USB 1.0
8 June 06
4 Initial Operation
4.1 Front panel
INSYS Modem 56k small INT 2.0 INSYS Modem 56k small INT USB 1.0
The INSYS Modem 56k small INT has two LEDs to indicate the operating state:
The left LED (Power RX/TX) displays the condition of the operating voltage and a data
transmission. The right LED (OH/DCD) displays the status OH (off hook) and DCD (data
carrier detect). The exact meaning of the display elements is described in the following
table.
State Left LED Right LED
LED off No operating voltage applied. The modem is not “off hook” (it has
not yet “lifted the receiver”).
LED is green Operating voltage applied. The modem is hooked to the phone
line (it has “lifted the receiver”); a
connections has not yet been estab-
lished.
LED is or blinks or-
ange Data is transmitted. The connection to the remote ter-
minal is established, the carrier was
detected
If the DCD line at the modem is
permanently switched on, it cannot
be distinguished, whether a con-
nection to the remote terminal is
active or not.