Sdcp leds – Paradyne 392xPLUS User Manual

Page 43

COMSPHERE 392xPlus Modems

3-6

November 1996

3920-A2-GN31-30

Table 3-1

(2 of 2)

392x

Plus DCP LEDs

Label

Indicates

Color

Port* 1,2,3,4
(3921Plus
multiport only)

green

ON – The

selected port* is one of the mux ports (either 1, 2, 3, or 4).

OFF – The

port* is not selected.

TXD/103*

green

The modem is receiving data from the

selected port* to transmit. (ON equals space.)

RXD/104*

green

Data is being transferred to the

selected port*. (ON equals space.)

RTS/105*

green

RTS signal is ON for the

selected port*.

CTS/106*

green

CTS signal is ON for the

selected port*.

DSR/107*
(3921Plus
only)

green

DSR signal is ON for the

selected port*.

DTR/108*

green

The

selected port* has turned ON DTR.

LSD/109*

green

The modem has detected a valid carrier signal and is capable of transferring data to the
selected port*.

* The

selected port is one of the mux ports (1, 2, 3, or 4) or the Network Management System (NMS) diagnostic interface

(3920

Plus only). For example, when the selected port is Port 1 of the mux, the EIA indicators for TXD, RXD, RTS, CTS,

DSR, DTR, and LSD will indicate the status of the EIA signals on the Port 1 interface of the multiplexer. For information
about making this selection, refer to the

Control Branch section of this chapter. To display the port which has been

selected, refer to the

Quick Configuration Display section of this chapter.

The SDCP LEDs are listed and described in Table 3-2.

Table 3-2

SDCP LEDs

Label

Color

Indicates

green

Power is ON and the modem is capable of operating.

Alarm

red

The selected modem detects a problem with its operation. For example, the modem
failed a self-test.

BckUp

yellow

The selected modem is operating on the backup network (dial or dual leased).

Test

yellow

The selected modem is involved in a test. Normal operation is not possible.

green

The selected modem is in V.42/MNP Error Control mode.