Attaching the Electrostatic Discharge Wrist Strap
3-12 Chassis Setup
5. Torque screws to 67 inch pounds (± 5%).
National Deviations:
• In Norway, Sweden, and Finland, the same procedure can be used for a permanent protective
earth ground connection as required by their national deviation to IEC 60950, Section 5.1.7.
• In Denmark, the chassis must be installed utilizing a Type B grounded plug.
Attaching the Electrostatic Discharge Wrist Strap
The Electrostatic Discharge (ESD) wrist strap must be attached before handling the power
supplies, fan tray, and modules used in the S4 chassis. In addition, observe all precautions when
handling these modules to prevent damage from electrostatic discharge.
Place the ESD wrist strap on your wrist and plug the other end into the grounding receptacle, at
the top right corner of the chassis, shown in Figure 3-11.
Figure 3-11 ESD Grounding Receptacle