Cisco ASR 9001 Hardware Installation Manual page 9

Preface
This Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide preface contains these
sections:
•
•
•
•
•
•
Changes to This Document
This table lists the technical changes made to this document since it was first developed.
Table 1: Changes to This Document
Date
March 2015
October 2014
September 2014
June 2014
Changes to This Document, page ix
Audience, page x
Purpose, page x
Document Organization, page x
Documentation Conventions, page xi
Obtaining Documentation and Submitting a Service Request, page xii
Summary
Updated rear mounting installing sections and fan
tray sections to meet NEBS compliance requirements.
Added new section on installing and removing the
air filter.
Added new optics supported in IOS XR Release 5.2.2.
Added new optics supported in IOS XR Release 5.1.2.
Added new optics supported in IOS XR Release 5.2.0.
Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide
ix