Connect The Alarm And Bits Clock Contacts; Figure 4-8 Connecting Power To The Terminal Block - Cisco 6260 Installation Manual

Installation Procedures
Step 10 After connecting the battery return wire to the external power source, insert the other end into the
receptacle labeled + (positive) on the terminal block of the first PEM, as shown in
stripped part of the wire must be fully inserted so that no bare wire is exposed. Using the screwdriver
and a clockwise motion, tighten the terminal screw. Gently tug on the wire to ensure that it is firmly in
place.
Figure 4-8
Step 11 After connecting the power lead to the external –48V power source, insert the other end of the wire
into the receptacle labeled – (negative) on the terminal block of the first PEM, as shown in
The stripped part of the wire must be fully inserted so that no bare wire is exposed. Using the
screwdriver and a clockwise motion, tighten the terminal screw. Gently tug on the wire to ensure that it
is firmly in place.
Step 12 If you are connecting a second power source, repeat
Note
Step 13 Repeat
Do not yet power up the system.
Warning

4.2.8 Connect the Alarm and BITS Clock Contacts

Note Connecting the alarm and BITS clock contacts are optional procedures.
Complete the following steps to connect the external alarm and BITS clock contacts:
Connect the external alarm device and BITS clock to the wire-wrap pins on the I/O module at the top of
Step 1
the chassis.
a.
Cisco 6260 Hardware Installation Guide
4-12
Connecting Power to the Terminal Block
IN P U T
O K
O U T FA
IL
FA N T R
AY 1
FA N T R
AY 2
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Be sure that the chassis is connected to earth ground as described in the
Cisco 6260" section on page
to the side of the chassis and one to each PEM.
Step 2 through Step 12
Measure one strand of twisted-pair wire (24 AWG industry standard T1/E1 cable) long enough to
connect to the appropriate pin.
Chapter 4 Installing a Cisco 6260 Without a POTS Splitter Configuration
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Step 10
4-7. The Cisco 6260 requires two or three ground connections, one
for each Cisco 6260 chassis, as necessary.
Figure
Negative connection (–)
Positive connection (+)
Ground connection (
T
S.
and Step 11 to wire it to the second PEM.
"Ground the
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)
Figure 4-8.
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