Handling Esd-Sensitive Parts - Universal Robots UR20 Service Manual

2. Handling ESD-Sensitive Parts
To prevent damage to ESD-sensitive parts i.e. Printed Circuit Board, follow the instructions below in
addition to all the usual precautions, such as turning off the power before removing the circuit
boards. See section Complete Rebooting Sequence
NOTICE
Be sure you have intact ESD Wristband and a spare ESD bag before replacing any
ESD-sensitive parts.
NOTICE
Keep the ESD-sensitive part in its original shipping container (a special "ESD bag")
until the part is ready to be installed.
NOTICE
Put the ESD wristband on your wrist. Connect the wristband to the system ground
point.
It discharges any static electricity in your body to ground.
NOTICE
Replacing an ESD-sensitive part in a safe way is important to avoid damage to the
part. It is important to take precautions when handling an ESD-sensitive part.
NOTICE
Hold the ESD-sensitive part by its edges. Do not touch its pins or hold directly on
any exposed prints.
NOTICE
First place the OLD part in the spare ESD bag, then take out the NEW part of the
ESD bag.
UR20 4
2. Handling ESD-Sensitive Parts
Service Manual