2. System Setup
2.2.3.1 Replace failed drive in RAID1 mode
How to replace failed drive and rebuild RAID1 array if the drive in B slot failed.
1. Turn off the power of DS322, and then remove failed drive in B slot.
2. Make sure the USB cable is plugged in and connected to your computer.
Make sure DS322 is in RAID1 mode.
3. Turn on the power, and wait for about 30 seconds for the system to start up.
4. Make sure you can access data of drive A correctly.
5. Install new drive in B slot.
6. The LED of the source drive will start to blink rapidly and the LED of the destination drive will start to
blink slowly. This indicates that it is now rebuilding the RAID array.
7. Rebuilding the RAID array will take several hours, depending on the drive capacity.
When the data has been restored, the LEDs will turn a steady blue.
2.2.4 Changing the RAID Mode
The RAID mode should be set after installing and before formatting the drives.
1. Install the hard drives.
2. Set the RAID switch and select your preferred RAID mode.
3. Connect and switch on your device.
4. For PC users, use the disk management tool or for Mac users, use the disk utility to create/delete the
partition and format the drives.
5. Done.
Note
Changing the RAID mode requires formatting the drives. Make sure to backup all existing data first!
2.3 Connection to computer
A few precautions and notes when using your external storage:
• Do not expose the product to ware or humid conditions.
• Do not cover the enclosure's ventilation holes.
• Before connecting the device, install the hard drives and set your preferred RAID mode.
• For the safe removal of your drive and to assure that no data is lost, always follow the correct unplug
procedure for external hardware (e.g. Eject the drive before removal).
• When the computer goes into stand-by mode, the hard drives in the external enclosure will
spin down as well.
2.4 Precautions
2.4.1 Power on/off precautions
• It is highly recommended to switch the unit off when not in use.
• When re-locating the device or when not in use for an extended period of time, we strongly recommend
unplugging the unit.
2.4.2 Location and placing precautions
Avoid positioning your device in the following places:
• Location with direct sunlight, next to radiators, other sources of heat.
• Locations with very high temperatures (more than 38°C) or humidity (more than 90%).
• Very dusty or sandy locations.
• Locations subject to vibration, shock, or with a sloping base.
2.4.3 Electricity and power plug
Careful attention must be paid to the following points in order to prevent damage, fire, and/or injury:
• When removing the power cable from the socket, pull on the plug fixture
and never on the cord.
• Do not connect and remove the power cable with wet hands.
• Keep the power cable away from heaters.
• Never try to repair the power cable yourself or to modify it in any way.
• If the unit is dropped or becomes damaged in any other way, unplug the power cable.
ENGLISH
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