![background image](http://html1.mh-extra.com/html/3com/3c871/3c871_quick-start-instructions_440891015.webp)
Configuring the 3Com Impact Digital Modem
15
10
Reset the digital modem by turning the power switch off
and then on again.
If the parameters match those registered at the telephone
company ISDN switch, the D channel LED lights for a few
minutes, flashes for several seconds, and then turns off. If the
LED continues to flash or remains lit, see Chapter 3,
“Troubleshooting,” in the
3Com Impact ISDN External Digital
Modem User Guide
.
11
Go to the section “Placing and Receiving Calls” in
Chapter 2 of the
3Com Impact ISDN External Digital
Modem User Guide
to place your first call.
09-0700-002 Page 15 Sunday, December 22, 1996 3:40 PM