Safety Notes
MITX-430/MITX-440-DVI-2E Installation and Use Guide (6806800K37B) 123
Product Damage
Improper cabling damages your product.
Tie the 48V power cable to the most positive side. For example, if the power supply is labeled
-48V and RETURN, connect the 48 V power cable to RETURN. If the power supply is labeled
+48V and GND, connect the 48 power cable to +48 V.
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/B lower s
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 30-second recommended service interval.
System Damage
Insufficient cooling may damage t he 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.