QNAP TS-251 User Manual

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2. TBS-453A supports 3 different sizes of M.2 SSD (2242, 2260, and 2280). Move and
fasten the riser screw to the appropriate location according your M.2 SSD size. Then
insert the M.2 SSD to the slot and secure it in place with the supplied screws.
3. Secure the bottom cover back to the system by installing the screws of four corners
(clockwise). Then put the rubber feet back as well.
8.2.2 TVS-473, TVS-673, TVS-873

QNAP TS-251 Specifications

General

Flash Memory	512MB
Drive Bays	2
Hot Swappable Drive	Yes
Power Supply	65W adapter, 100-240V
Form Factor	Tower
Memory	1GB DDR3L RAM (expandable up to 8GB)
Network	2 x Gigabit RJ-45 Ethernet port
USB Ports	2 x USB 3.0, 2 x USB 2.0
HDMI Output	1
Weight	1.28 kg
Operating System	QTS
Dimensions	168 x 102 x 225 mm (6.61 x 4.02 x 8.86 inches)