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Chapter 4 DS3 and E3 Cabling Procedures
Plug-in DS3/E3 Electrical Connector Module
Release TR3.2.1
Turin Networks
Page 8-29
Plug-in DS3/E3
Electrical
Connector
Module
DS3/E3 ECMs plug into the two (upper and lower) 2 mm connectors of the
corresponding odd or even slot on the Traverse main backplane.
Follow these steps to plug-in DS3/E3 ECMs.
Important:
Always wear a properly grounded Electrostatic Discharge
(ESD) wrist strap when making connections to the Traverse main
backplane.
Table 8-11 Plug-in DS3/E3 Electrical Connector Module
Step
Procedure
1
Are DS3/E3 ECMs plugged into the main backplane?
•
Yes.
Continue to the next procedure, DS3 and E3 Cabling at the
•
No.
Continue to Step 2.
2
The Traverse shelf may have blank back covers in place over the 2 mm
connectors on main backplane. Remove the blank back covers from the
Traverse shelf as required for placement of ECMs.
Refer to
Precautions and Common Procedures
Chapter 2—“Removing and Replacing Back Covers,” page 6-9 for
detailed instructions.
3
Line up the DS3/E3 ECM with the 2 mm connectors (upper and lower) of
the corresponding odd or even (“protecting”) slot on the main backplane.
Note:
The protecting slot is the right-most slot for 2-slot ECMs and the
center slot for 3-slot ECMs (when viewed from the back of the shelf).
Refer to Section 2—
Network Interface Specifications
and E3 Interface Cabling Specifications,”
4
Push straight in on the ECM until firmly in place.
5
Secure the ECM by tightening the two spring-loaded screws using a flat
blade screwdriver.
6
Repeat Steps 2 through 5 for each DS3/E3 ECM as required.
7
The Plug-in DS3/E3 Electrical Connector Module procedure is complete.
Continue to the next procedure, DS3 and E3 Cabling at the Electrical
Connector Module.
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