IBM N7700, Hardware And Service Manual

Page: 9 / 182

Rack safety
Rack installation
About this task
DANGER
Observe the following precautions when working on or around
your IT rack system:
v Heavy equipment - personal injury or equipment damage might
result if mishandled.
v
Always lower the leveling pads on the rack cabinet.
v
Always install stabilizer brackets on the rack cabinet.
v
To avoid hazardous conditions due to uneven mechanical
loading, always install the heaviest devices in the bottom of the
rack cabinet. Always install servers and optional devices starting
from the bottom of the rack cabinet.
v
Rack-mounted devices are not to be used as shelves or work
spaces. Do not place objects on top of rack-mounted devices.
v
Each rack cabinet might have more than one power cord. Be
sure to disconnect all power cords in the rack cabinet when
directed to disconnect power during servicing.
v
Connect all devices installed in a rack cabinet to power devices
installed in the same rack cabinet. Do not plug a power cord
from a device installed in one rack cabinet into a power device
installed in a different rack cabinet.
v
An electrical outlet that is not correctly wired could place
hazardous voltage on the metal parts of the system or the
devices that attach to the system. It is the responsibility of the
customer to ensure that the outlet is correctly wired and
grounded to prevent an electrical shock.
(R001 part 1 of 2)
Safety notices
vii