Troubleshooting with the power turned on
This section describes the safety precautions you need to follow in case you need to troubleshoot the device when the power is on. Follow these safety precautions to avoid personal injury and device damage.
Precautions when troubleshooting with the power turned on:
Do not touch the connectors of power cords, PDU cords, or communication cables. Otherwise, you might receive an electrical shock.
Do not touch the device with bare hands in an electrostatic sensitive area. To avoid personal injuries or damage to the devices, take ESD-preventive measures.
Warning:
Remove the ESD-preventive wrist strap to prevent electrocution when the power is on and you are working with power or PDU cords.
To avoid data loss when the power is on:
Do not unplug cords.
Turn off all the disk drive activity before turning off the power to the device.
Wait for a minute before reconnecting the power supply.
During troubleshooting, confirm that:
The troubleshooting area is clean and dry.
The cords are intact and effective grounding measures are taken.
Never carry out troubleshooting in stormy weather when lightening is a possibility.