user manual

34
C
HAPTER
2: S
TARTING
U
P
WARNING:
When the CoreBuilder 9000 system is on, never insert metal
objects, such as a screwdriver into open module slots and be sure to
remove all hand-worn jewelry (such as watches and rings). When the
system is on, do not touch any connections within the chassis with your
fingers. Do not insert metal objects into the backplane.
WARNING:
Do not plug in, turn on, or attempt to operate an obviously
damaged module.
Laser and LED Safety
Information
WARNING
: To ensure optical safety when you install the ATM Switch
Fabric Module, comply with this precaution:
Although the data communications LEDs and lasers that are used in this
product meet the regulatory requirements for casual exposure to the eye,
as with any bright source of bright light, 3Com recommends that you do
not look into the light source (Class One Laser/LED Product).
ESD Safety
Information
Electrostatic Discharge (ESD) can damage components on the module.
ESD, which occurs when the module is handled improperly, can cause
complete or intermittent failure.
CAUTION:
To prevent ESD-related damage:
Make sure that you are properly grounded. Use a footstrap and a
grounded mat, or wear a grounded wrist strap, ensuring that the
strap makes good skin contact.
Keep the module in its antistatic bag until you are ready to install it.
Handling
Precautions
Observe the following precautions when you handle the ATM Switch
Fabric Module:
Always handle the module by the front panel or as shown in the
ATM
Switch Fabric Module Getting Started Guide
.
Do not touch the components, pins, leads, or solder connections.
Before you push the module into the chassis, make sure that the
module ejector handles are open.
When you insert the module into the chassis, match the upper and
lower/left and right module guides.
When you insert the module into the chassis module guides, do not
twist or otherwise force the module into the chassis.