Cisco 7000 Series Hardware Installation And Maintenance page 210

Tools
Required
You
need
panel
Warning
cord The
Figure
LED
mounted
plane
number
or 3/16-inch
Phillips
Before the chassis interior turn the
accessing
carries
backplane high voltages
Chassis
5-24 Internal Components
board
on
horizontal
chassis
in
screwdriver to
flat-blade
system power
when
the system
is
operating
11tQ
Blower
ducts
air to
interface
processor
compartment
Components
Internal
Replacing
remove
the top chassis
front
OFF
and
the
power
unplug
Maintenance
5-65