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モデム 3Com 3C877のPDF クイック・スタート手順をオンラインで閲覧またはダウンロードできます。3Com 3C877 16 ページ。 Impact isdn external digital modem

10 Conﬁrm that the parameters listed in steps 5 through 9

are correct.

When these parameters are updated, the information is read

back to the screen. Check to see that the values have been

correctly entered.

11 Press [F10] to update the information in the 3Com Impact

digital modem.

12 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.

13 Press [Esc] to return to the main menu.

Once in the main menu, exit the program.

14 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.

Conﬁguration for Apple Macintosh Computer

To conﬁgure the digital modem for an Apple Macintosh

computer:

1 Insert the 3Com Impact Installer Diagnostic Utilities

software utility diskette into the diskette drive and copy

the ﬁles by selecting them and dragging them to the

hard drive icon.

The Macintosh operating system automatically places the

ﬁles in the appropriate folders.

2 Open the 3Com Impact Mac folder and double-click the

3Com Impact Installer program icon to launch it.

Configuring the 3Com Impact Digital Modem