3Com 500 Network Router User Manual


 
Installation
1-21
Connecting to ISDN
Figure 1-9
Connect ISDN Cable Into A Proprietary ISDN Wall Box
Connect the supplied ISDN cable from the ISDN port into the ISDN wall
box. See
Figure 1-9
and
Figure 1-10
. (US models see the note on
page 1-6
)
CAUTION:
Do not connect the ISDN line into the
AccessBuilder 500
’s
LAN port as the ISDN line voltage could damage the unit.
Figure 1-10
Examples of ISDN Wall Boxes