Safety Notes
Product Damage
Improper cabling damages your product.
Tie the 48 V power cable to the most positive side. For example, if the power supply is labeled
Personal Injury
Hazardous energy levels may be present inside the enclosure.
To prevent serious injury or death from dangerous voltages, do not touch any of the exposed wires or terminals inside the enclosure. Only properly trained service personnel should remove or install power supplies.
Fans/Blowers
System Damage AXP
If it takes longer than 1 minute to replace an FTM, the system may be damaged.
Make sure the replacement FTM is available and ready to install. Replace the FTM within the 1- minute recommended service interval.
System Damage 31k/4100
Running the system longer than 30 seconds with less than three blowers damages the system. Make sure the replacement blower is available and ready to install. Replace the blower within the
System Damage
Insufficient cooling may damage the system.
The cooling system is designed to provide sufficient cooling with a single fan tray at work. However, under bad conditions or due to a failure of the remaining fans, the cooling capacity of a single fan tray may not suffice.
Perform the fan tray replacement without delays.
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