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Refer to – Nortel Networks BCM200/400 User Manual

Page 341

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Chapter 25 Replacing or installing a cooling fan

341

BCM200/400 4.0 Installation and Maintenance Guide

Figure 188 Fan screws location in expansion unit, 2.0 models.

Figure 189 Fan screws location in expansion unit, 2.5 redundancy models.

FAN

Power supply

Fan connector on
hub board

Screws attached to fan

Load resistor

module

Screws attached to fan

Fan connectors
on hub board