Connecting To Isdn - 3Com AccessBuilder 500 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