3Com 9000 manual Handling

34CHAPTER 2: STARTING UP

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	Electrostatic Discharge (ESD) can damage components on the module.
Information	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	Observe the following precautions when you handle the ATM Switch
Precautions	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.