Cisco VCO/4K Mechanical Assemblies page 19

COMPONENT DESCRIPTION
Note that the rear of the fan unit refers to the part of the unit which is not visible when the
unit is installed in the VCO/4K. When installed, the rear of the fan unit is facing the front of
the system's enclosure.
Power plug
Figure 2: Fan Unit – Rear View
The front of the fan unit refers to the part of the unit which is visible when the unit is installed
in the VCO/4K. The front is visible when looking in the rear of the system's enclosure.
FAN ALARM
Thumb screw
Thumb screw
Figure 3: Fan Unit – Front View
Figure 4 shows a cutaway view of the chassis and where the fan unit resides.
Fan Unit 1-3