
4-12
Cisco 6260 Hardware Installation Guide
OL-2365-02
Chapter 4 Installing a Cisco 6260 Without a POTS Splitter Configuration
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
Figure 4-8
. 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.
Figure 4-8
Connecting Power to the Terminal Block
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
Figure 4-8
.
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
Step 10
and
Step 11
to wire it to the second PEM.
Note
Be sure that the chassis is connected to earth ground as described in the
“Ground the
Cisco 6260” section on page 4-7
. The Cisco 6260 requires two or three ground connections, one
to the side of the chassis and one to each PEM.
Step 13
Repeat
Step 2
through
Step 12
for each Cisco 6260 chassis, as necessary.
Warning
Do not yet power up the system.
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:
Step 1
Connect the external alarm device and BITS clock to the wire-wrap pins on the I/O module at the top of
the chassis.
a.
Measure one strand of twisted-pair wire (24 AWG industry standard T1/E1 cable) long enough to
connect to the appropriate pin.
CAUTION:
USE C
OPPER C
ONDUC
TORS O
NLY
ATTEN
TION: N'UTILISEZ
QUE DES COND
UCTEURS EN
CUIVR
E
CAUTION:
TERMINALS MA
Y BE ENERGIZED
, TURN OFF PO
WER SOURCE CIRCUIT
BREAKER AND REMO
VE PO
WER SUPPL
Y BEFORE A
CCESSING
TERMINALS
.
INPUT OK
OUT F
AIL
FAN TRA
Y 1
FANTRA
Y 2
26691
Negative connection (–)
Positive connection (+)
Ground connection ( )
Содержание 6260
Страница 166: ...5 22 Cisco 6260 Hardware Installation Guide OL 2365 01 Chapter 5 Troubleshooting Alarms ...
Страница 208: ...B 8 Cisco 6260 Hardware Installation Guide OL 2365 02 Appendix B Port Mapping Specifications Standard Telco Color Chart ...
Страница 214: ...C 6 Cisco 6260 Hardware Installation Guide OL 2365 02 Appendix C Connector and Pinout Specifications Ethernet Port ...