12Figure 8 Power module removal procedureBefore you remove a power module, prepare an ESD wrist strapyourself.Removing the power cord1. Turn off the circuit breaker of the power cord.2. Wear an ESD wrist strap, and make sure the strap makes goodskin contact and is correctly grounded.3. Remove the cable tie, and pull the power cord out.Removing the power moduleCAUTION:Before you insert a removed power module into a power moduleslot, make sure the LEDs on the power module are off.