37
• The fan is not functioning because of the malfunction.
Refer to the dealer.
Troubleshooting
Check the following before requesting repair
Contact a dealer if a problem cannot be solved even after checking and trying the solution or if a problem is not described
below, or when having a problem with installations.
• Check if the power plug is properly connected to the AC
outlet.
• Check if the power cord is properly inserted into the power
socket of the unit.
• Check if alarm input signals are properly input to the
ALARM or ALARM/CONTROL at the rear panel.
• Check the settings of the ALARM connector.
Power is not turned on.
Alarm operations are not acti-
vated.
Check item/Remedy
Page
Problem
–
22
–
18, 22
The error indicator blinks
orange.
The unit stops because of the
thermal error.
The HDD access indicator
lights/blinks red.
6
• The respective HDD is failed in the RAID 5 mode.
The indicator respective to the HDD that failed first will light
red and the indicators for the other failed HDD will blink red.
• Aren’t the fans on the rear or the ventilation slots on the
front and both sides of the unit blocked?
6
• Temperature inside the unit is too high/low. Use the unit at
appropriate ambient temperatures.
6
• When the error indicator lights orange, temperature inside
the unit may be too high. Check whether dust is collected
around the fans or not.
6, 10
10
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