Chapter 3
Connecting the Router
Plugs and Pin-Outs
The IR829 ships with a DC power accessory kit that contains a 4-pin locking connector and pins to use
for the power connections. Four contacts are supplied, but only three are used. One is a spare.
The power entry receptacle is on the IR829. The pin-outs are shown in
Figure 3
Figure 4
Pin Number
1
2
3
4
Constructing a Power cable
Special care should be taken when making the connections for DC power. It is easy to make a mistake
when crimping connections, and there is a very good tutorial available at Molex:
http://www.molex.com/tnotes/crimp.html
The specifications for the wiring are as follows:
•
•
•
The example in
build your cable without the ferrite eliminating items 2 and 3 in the diagram.
Power Connector Pin-outs
Power connector Descriptions
Name
DC In -
Ignition
DC In +
N/A
16 AWG (1.02-to-1.29mm)
UL1015 Rated
Wires will be wound at 1 twist per inch
Figure 3-5
shows a cable constructed with a ferrite for a different certification. You can
Description
DC Power Return (GND-)
Ignition Input (IGN)
DC Power In (BAT+)
N/A
Cisco IR829 Integrated Services Router Hardware Installation Guide
Connecting to DC Power
Figure
3.
Color
Black
Blue
Red
N/A
3-4