Fans; Figure 1-7: Concorde¥4500 Fans - PictureTel Concorde 4500 Servicing Manual

Fans

The electronics module uses two fans to exhaust heat from the inside
of the module. The set of two fans is enclosed in a bezel that Þts on
the front of the electronics module. Power is supplied to the fans
through the backplane from the power supply. The following
illustration shows the two fans.
Figure 1-7: Concorde•4500 Fans
Air enters the codec from the front fan enclosure and
F.Y.I.
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exhausts to the rear. Do not block the fan enclosure because
it will cause the unit to overheat and act erratically.
Electronics Module
Fans
1-11