Modifications Installing the Fan Unit
Centillion 1200N ATM Switch User Manual 10-13
NTP 297-8103-903
Installing the Fan Unit
This section describes the procedures for installing the fan unit.

Inserting the Fan

Unit 1. Clean the connector with cleaner before in serting the fan units.
2. Remove the front cover from the front of the main unit.
3. Insert the fan unit into the fan unit slot. When inserting the fan unit, sec urely
hold it with both hands (as shown in Figure 10-16) and insert it evenly on the
left and right sides and on top and bottom. Make sure the fan unit is right side
up.
Figure 10-16: Inserting the Fan Unit
4. Tighten the screw on the top of the fan unit front plate to fi x the fan unit in plac e.
5. Install the front cover.