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7. Modemulator LEDs - These LEDs indicate the Modemulator operating mode and connection status.
See table 1 for details.
Modemulator
mode
Gateway mode
8. Modem Serial Port - The modem serial port provides an RS-232 asynchronous serial DTE connection
via a DB9-M connector. See
port to the DCE serial port of an analog modem to enable the Modemulator to manage PSTN
connections to or from remote analog modems. In gateway mode, this port is inactive.
Gateway LEDs
LED Descriptions
Bottom Front Panel
The bottom front panel covers the front expansion slot and is removed when installing an expansion
card.
Option provides a custom panel for the following expansion cards:
Low Cost Serial Card
Industrial Serial Card
Basic Ethernet Switch
PoE Ethernet Switch
Revision: 1.00
Connected
Connection pending
(Originate or Answer)
Ready
Busy
Power OFF
Table 1
appendix A
for pinout details. Use an appropriate serial cable to connect this
Copyright 2015 U.S. Robotics Corporation
CONNECT
MODE
LED
LED
Green
Green
Blinking
Green
Off
Green
Red
Green
Off
Red
Off
Off
Switch
Position
←
←
←
←
→
N/A
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P a g e
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