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About this document
Nortel Secure Router 8012
Hardware Description
2
Nortel Networks Inc.
Issue 5.3 (6 April 2009)
Chapter Description
3 Heat dissipation system This chapter describes the heat dissipation system,
including the front panel, the functions and the technical
specifications.
4 Boards This chapter describes the classification of the boards, the
slot allocation, the interface types, and the allocation on the
boards. It also describes each board according to the
functions, the front panel, the interface description, the
attributes, and the technical specifications.
5 Cables This chapter describes the external cables, including the
structure and the technical specifications.
Appendixes A to C These sections contain a list of indicators, a list of boards,
and a list of acronyms and abbreviations. For daily
maintenance, you can use these sections to quickly find
information about the device.
Conventions
This section describes the symbol and text conventions used in this document.
Symbol conventions
Symbol Description
Indicates a hazard with a high level of risk that, if not avoided,
can result in death or serious injury.
Indicates a hazard with a medium or low level of risk that, if
not avoided, can result in minor or moderate injury.
Indicates a potentially hazardous situation that, if not avoided,
can cause equipment damage, data loss, and performance
degradation, or unexpected results.
Indicates a tip that may help you solve a problem or save time.
Provides additional information to emphasize or supplement
important points of the main text.
General conventions
Convention Description
Times New Roman Normal paragraphs are in Times New Roman font.