Netstor NS372TB3 User manual

Second edition, Jun. 2019
User Manual
NS372TB3
1U Rackmountable 2-bay (5.25”) LTO Tape Drive to
Thunderbolt™ 3 Enclosure

1. Unpack the NS372TB3
2. Storage Enclosure Description
3
3
5. Power On/Off NS372TB3 11
4. Blower Fan Speed Adjustment 10
3
2.1 Panel Layout
5
2.2 Environmental Control Board LED Status
3. Setup Procedure 6
6. Verification 12
7. Thunderbolt 3 Card LEDs Status 15
12
6.1 macOS
14
6.2 Windows Operating System

3Go Top ↑
1. Unpack the NS372TB3
2. Storage Enclosure Description
2.1 Panel Layout
The box contains the following items:
。Netstor NS372TB3 storage
。Thunderbolt 3 cable (1 meter) × 1
。Power cord × 1
2. Fan LED
。Green – normal
。Red – fan failure (low frequency of RPM or stop)
3. Temperature LED
。Green – normal
。Red – over 50℃
1. Mute Button
。Mute Buzzer Beeping

4Go Top ↑
5. Hot-Swappable Blower Fan 1
。75 × 75 × 28 mm
6. Hot-Swappable Blower Fan 2
。75 × 75 × 28 mm
7. Thunderbolt 3 Connectors
。Connecting Thunderbolt 3 cables to host
and downstream device
4. Power Cord Receptacle
8. SFF-8088 mini-SAS Port
9. Thumbscrews to loosen/
tighten the top cover

5Go Top ↑
2.2 Environmental Control Board LED Status
D2 LED: fan failure indicator
。D2 LED no light: both blower fan 1 and 2 are normal
。D2 LED red light: either blower fan 1 or 2 fails
D4 LED: fan 1 status
。D4 LED no light: blower fan 1 is normal
。D4 LED red light: blower fan 1 fails
D5 LED: fan 2 status
。D5 LED no light: blower fan 2 is normal
。D5 LED red light: blower fan 2 fails
Normal
Example:
Fan 1 fails Fan 2 fails

6Go Top ↑
3. Storage Setup Procedure
1. Place NS372TB3 storage on a level surface on a stable table. By front, the left
5.25” slot is the first bay, and the right 5.25” slot is the second bay.
2. Loosen the two thumbscrews at rear of the enclosure, and open the top cover.
1st 2nd

7Go Top ↑
3. Firstly, take the first drive slot for instance: there are two 5.25” bay covers attached
to the front of the storage enclosure. Use a screwdriver to unscrew the two screws
on each cover to detach it from the front panel.
4. Inside the enclosure, there are two sets of metal side brackets for each LTO tape drive.
(a) Detach the first set of metal side brackets by loosening the screws.
(b) From the front panel, insert the LTO tape drive into the enclosure.

8Go Top ↑
(c) As the tape drive is inserted, attach the set of metal side brackets back to the
original position, and fasten the screws on the metal side brackets. Note there
are two bosses on each bracket; have the two bosses be inserted into the screw
holes on tape drive’s side.
5. From inside the NS372TB3 enclosure, connect the first SFF-8482 connector,
labeled P1, to the rear of LTO tape drive for data signal and power source.
※ Repeat the above steps 3 and 5 for the installation of the second LTO tape
drive in the storage enclosure.
P1
LTO Drive
LTO Drive

9Go Top ↑
6. Put the top cover back to the storage, and fasten the two thumbscrews at rear of
the enclosure.
7. Connect NS372TB3 and Thunderbolt 3 computer with Thunderbolt cable, and then
connect Netstor storage with power source.
Thunderblot 3 computer
Power

10 Go Top ↑
4. Blower Fan Speed Adjustment
1. There are two hot-swappable 75×75×28 mm blower fans for ventilation at
rear of NS372TB3. After loosening the two thumbscrews on the fan module,
the blower fan can be pulled out of the storage enclosure.
2. The rear 75×75×28 mm blower fan speed can be adjusted. As the blower
fan module is pulled out, there are four sets of jumpers labeled with 6V,
8V, 10V, 12V from top to bottom on the fan connector board. The default
setting is the jumper being placed over pin 7 and 8 for label 6V for slowest
speed. The speed increases from label 8V to label 12V. As jumper is not
placed over pins, the fan will spin at 12V full speed.
6V
8V
10V
12V

11 Go Top ↑
※ NS372TB3 supports hot-plug and hot-unplug for powering on and off.
5. Power On/Off NS372TB3
1. NS372TB3 storage is designed to be powered on/off simultaneously
with the Thunderbolt 3 computer as NS372TB3 is connected to computer
by Thunderbolt cable. Therefore, power on computer first, and then
NS372TB3 will be powered on automatically.
2. As NS372TB3 storage is connected to computer by Thunderbolt cable,
when shutting down computer, the NS372TB3 will be shut down
automatically as well.

12 Go Top ↑
4. Follow LTO tape drive manufacturer’s instructions to install LTO tape drive’s
GUI program on the macOS for operation.
3. Verify the driver of NS372TB3’s Host Bus Adapter. Following point 2, there
is an item Driver Installed indicating the status of Host Bus Adapter’s driver.
The driver is already embedded in macOS 10.12 and later.
6. Verification
6.1 macOS
1. Verify Netstor NS372TB3 is recognized by computer. Click Apple icon at the
top menu bar, select About This Mac, and click System Report button. Click
Thunderbolt in the left column, as NS372TB3 appears in the information,
it means Netstor storage is recognized correctly by computer.
2. Verify RAID controller of NS372TB3. Right after the above point 1, click PCI in
the left column, and information about NS372TB3’s Host Bus Adapter will
appear. (For Host Bus Adapter, from starting up, it will take more time for
its info to be shown)

13 Go Top ↑
Note:
The Power Nap function is enabled by default on macOS. With Power Nap enabled,
during sleep mode, the background task such as checking for new e-mail, calendar
and iCloud updates will cyclically occur. As the background task takes place, all the
Mac’s interfaces including Thunderbolt 3 will wake up, which will lead to the
Thunderbolt 3 device being waked up as well. To avoid this, the user can turn off the
Power Nap function; the method to turn it off is as follows:
Go to macOS’s System Preferences. Click on ‘Energy Saver’. Then you will see an item
‘Enable Power Nap’. The default setting is there is a check being put to this item.
Uncheck the item to disable the Power Nap function on macOS.
Uncheck the item

14 Go Top ↑
1. Verify Netstor NS372TB3 is recognized by computer. Right click This PC, and
select Manage. As window of Computer Management pops up, click Device
Manager in the left column, click View at the top menu bar, and select
Devices by connection.
2. Click ACPI x64-based PC, select Microsoft ACPI-Compliant System, and click
PCI Express Root Complex. Open the PCI Express Root Port, and NS372TB3’s
Host Bus Adapter will be shown, meaning Netstor storage is recognized
correctly by computer.
3. Follow LTO tape drive manufacturer’s instructions to install LTO tape drive’s
GUI program on the Windows operating system for operation.
6.2 Windows Operating System

15 Go Top ↑
7. Thunderbolt 3 Card LEDs Status
On the Thunderbolt 3 card within the NS372TB3 storage, there are totally
five LEDs. From top to bottom, they are: LED 2 (for 3V3), LED 3 (for 5V0_ATX),
LED 4 (for 3V3_LC), LED 5 (for 0V9_SVR), and LED 6 (for 0V9_USB). The following
information describes what the LEDs lighting status will be before NS372TB3
is powered on and after the Netstor unit is powered on.
Power-off:
Before NS372TB3 is powered on, only LED 2 will show green light, and the
rest LED 3 through LED 6 will not show light.
green light
not show light

16 Go Top ↑
If you have any questions, please contact your regional distributor,
or Netstor Technology, Taiwan.
Netstor Technology Co. Ltd.
www.netstor.com.tw
6F, No. 1, Alley 16, Lane 235, Baoqiao Rd., Xindian District,
New Taipei City 231-45, Taiwan, R.O.C.
[e-mail]
[phone]
Power-on:
After NS372TB3 is powered on, LED 2 through LED 5 will show green light. At
this time, if a USB device or a monitor is daisy chained to the second Thunderbolt 3
port on the Netstor Thunderbolt 3 card, then LED 6 will show green light. On the
other hand, provided the second Thunderbolt 3 port is not connected with any
device/monitor, LED 6 will not show light.
green light
(green light)
connected / not connected with any device
(not show light)