Cisco ONS 15454 - Page 434

Route the wire-wrap connections as shown in the following figure to prevent interference with the
MSM ports.
Note
Figure 273: ECU module Wire-wrap Cabling—ANSI
Step 3 Repeat for each cable. Refer to ITU-T G.813 for rules about provisioning timing references.
Step 4 Return to your originating procedure (NTP).
DLP-297 Install Timing Wires in ONS 15454 M6 - ETSI
This task installs the timing cables on the ONS 15454 M6 ECU module for ETSI.Purpose
75-ohm coaxial cable with a DIN-1.0/2.3 miniature coaxial connector. The PID
for the BITS IN/OUT cable is 15454-M-TMGCBL=
Tools/Equipment
NTP-G253 Install the ECU or ECU-S Module, on page 349.Prerequisite Procedures
As neededRequired/As Needed
OnsiteOnsite/Remote
NoneSecurity Level
Procedure
Step 1 Connect the clock cable to the corresponding ECU module connector using a coaxial cable with DIN-1.0/2.3
miniature coaxial connectors. Figure 274: ECU module ETSI BITS connectors, on page 405 shows the ECU
Cisco ONS 15454 Hardware Installation Guide
404
Installing the ONS 15454 M6 Shelf
DLP-297 Install Timing Wires in ONS 15454 M6 - ETSI