### 2.2.4 Preventing ESD Damage

l Ensure that the grounding stud on the rear panel of the equipment is grounded.

l Ensure that the AC power socket is a single-phase three-core power socket with protective earthing conductors (PE).

l Keep the site as dust free as possible.

l Maintain appropriate humidity conditions.

l Before installing any pluggable modules, wear an anti-ESD wrist strap and make sure that it is properly grounded.