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Cisco ONS 15540 Components
Cisco ONS 15540 Components
Line Card Motherboards and Transponder Modules
Line Card Motherboards
Figure 1-2
Line Card Motherboard with Four Transponder Modules
Cisco ONS 15540 ESP Hardware Installation Guide
1-4
The alarm signals from the processor card are sent to the alarm card attached to
the bottom of the backplane. They connect to the central office alarm via
connectors on the backplane. For information about alarm cable connections, see
the
"Installing Strain Relief Brackets" section on page
The following hardware components can be installed in the Cisco ONS 15540:
•
Line card motherboards and transponder modules
Mux/demux motherboards and modules
•
Processor cards
•
Blank panels
•
You can install up to eight hot-swappable line card motherboards in slots 2 to 5
and 8 to 11 of the Cisco ONS 15540 chassis. Each line card motherboard holds up
to four transponder modules that have a single protocol-transparent and bit-rate
transparent external interface to the client side network and an internal interface
that connects over the system's backplane to the mux/demux modules. The
transponder modules are hot pluggable, allowing in-service upgrades and
replacement.
Line card motherboards are available with or without splitter protection. (See
Figure
1-2.)
Chapter 1
Product Overview
2-11.
78-15095-01
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