Cisco 6160 Installation Procedures Manual page 15

Chapter 4 Installing a Cisco 6160 Without a POTS Splitter Configuration
4.2.7 Connect the BITS Clock Contacts
This step is optional.
Note
Complete the following steps to connect the BITS clock to the wire-wrap pins on the I/O card:
Caution Use extreme caution when wire-wrapping the pin connections for the STAT_ALARMS and
BITS_A/BITS_B pins. Incorrect wire connections will cause damage to the equipment.
Step 1 Measure wire long enough to connect the appropriate pin on the I/O card to the BITS clock. See
Table 2-4
Note
Use a wire stripper to remove the casing from both ends of the wire.
Step 2
Step 3 Use a wire-wrapping tool to attach the wire to the appropriate pins for the slot in which the primary NI-2
card is installed.
Note
Use a wire-wrapping tool to attach the other end of the wire used in
Step 4
Repeat
Step 5
Repeat
Step 6
4.2.8 Connect the Cisco 6160 to the MDF
Use the cables described in
backplane to the MDF. This connection is for xDSL data flow between the Cisco 6160 system and
the MDF.
For additional information about the Cisco 6160 backplane connectors, see the
Note
page
OL-2190-02 B0
for wire specifications.
See the "I/O Cards" section on page 1-43
I/O card. See Appendix C, "Connector and Pinout Specifications,"
The BITS pins on I/O cards are slot specific. BITS_A pins are assigned to slot 11 and BITS_B
pins are assigned to slot 10. Each BITS clock input is independent and terminated at 100 ohms.
Step 1 through Step 4 to wire wrap the appropriate pins for a secondary (redundant) NI-2 card.
Step 1 through Step 5 for each Cisco 6160 chassis being installed.
Table 2-4
1-11.
for an illustration of the pinouts that are located on the
to connect the eleven Champ connectors located on the Cisco 6160
Cisco 6160 Hardware Installation Guide
Installation Procedures
for pinout descriptions.
Step 3 to the BITS clock.
"Backplane" section on
4-15