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2
3C
OM
I
MPACT
™ IQ E
XTERNAL
ISDN M
ODEM
Q
UICK
S
TART
I
NSTRUCTIONS
Installing the 3C882 ISDN Modem
To install the 3C882 ISDN modem refer to Figure 1 and follow
these instructions. The numbers shown in Figure 1
correspond to the steps which follow.
Figure 1
Installation Diagram
1
Insert the 25-pin male end of a serial signal cable into the
RS-232 serial port on the 3C882 ISDN modem’s back panel
and tighten the connector screws.
2
Connect the other end of a serial signal cable to a serial
COM port on the back of your computer and tighten the
connector screws.
3
Connect the RJ-45 (8-pin) connector end of the
RJ-45/RJ-11 ISDN cable to the RJ-45 ISDN line port labeled
ISDN U on the 3C882 ISDN modem’s back panel.
4
Connect the RJ-11 (6-pin) connector end of the
RJ-45/RJ-11 ISDN cable to the RJ-11 ISDN wall jack.
RESET
9 VDC
• 5A MAX
RS-232
ISDN U
12
1
4
2
3
5
6
7
8