Pfu - Huawei Eudemon8000E Series Manual

HUAWEI Eudemon8000E Firewall
Hardware Description
Figure 2-13 Air filter in the SFU area
Placing a black sponge air filter at the air intake vent helps to prevent dust from entering the
system. It is recommended that air filters be removed and cleaned at least once every three
months.

2.7.4 PFU

This section describes the appearance, functions, and specifications of the PFU.
The Power Filtering Unit (PFU) filters the power supply for the fan frame of the device. The
PFU performs functions such as reporting a signal that the PFU is in position, e-label reading
and writing, and indicators.
Appearance of the PFU
Figure 2-14
Figure 2-14 Appearance of the PFU
Issue 01 (2012-11-07)
shows the appearance of the PFU.
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2 E8000E-X16 Chassis Overview
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