3Com OfficeConnect 3C892A, User Manual, Page: 34 / 130

28
C
HAPTER
3: H
ARDWARE
D
ESCRIPTION AND
I
NSTALLATION
IBM PC or Compatible
Requirements
Your IBM-compatible PC must have the following:
■
A 386, 486, or Pentium processor
■
10BASE-T Ethernet card
■
Microsoft Windows 98, 95, Windows NT, or Windows 3.11
■
A CD-ROM drive
Apple Macintosh
Requirements
Your Apple Macintosh computer must have the following:
■
System 7.1 or later operating system
■
Open Transport version 1.1 or later (recommended)
■
A CD-ROM drive
■
Ethernet interface
Built-in Ethernet connectivity is provided through an Apple Ethernet port in the
Macintosh Centris 650, most Macintosh Quadra computers, and all Power
Macintosh computers. For other Macintosh computers, Apple offers several
interface cards. Refer to the Apple Web site (
http://www.apple.com
) for more
information.
Front Panel LED
Description
The front panel provides the following LEDs.
Figure 11
ISDN LAN Modem Front Panel
The functions of the front panel LEDs are described in Table 4. These front panel
LEDs show whether or not the unit is functioning properly and indicate the status
of the activity over the 10BASE-T and ISDN ports.
Table 4
Front Panel LED Indicator Definitions
LED Color Description
Alert Amber
Operational Status.
Lit during power-on self-test diagnostic or
after pressing the reset button.
Off indicates the unit has passed the diagnostic tests and is
working properly.
Flashes (four times per second) if one or more of the diagnostics
have failed or after the unit is placed in firmware download mode
and is waiting for a firmware upgrade.
POWER Green
Power Indicator.
Remains lit as long as power is supplied to the
unit.
POWER
ISDN
Alert
B1 B2 TX COLL 1 2 3 4
3 Com
LAN STATUS
ISDN LAN Modem
3C891
OK