QNAP TS-453E User Manual

Duration Frequency Description
Long beep (1.5 seconds) 3 (every 5 minutes) • A power error occurred.
• The system fan is not functioning.
• The fan module has been removed.
• The NAS data cannot be copied to the external
storage device connected to the front USB port.
2 • The storage pool is about to reach full capacity.
• The storage pool has reached full capacity.
• A storage pool status error occurred.
• The disk volume is about to reach its full
capacity.
• The disk volume has reached its full capacity.
• The drives are in degraded mode.
• The drive is rebuilding.
• The USB device is being removed (USB One
Touch Copy button).
• A drive is plugged in or out.
1 • The NAS is powering o.
• The NAS was powered o by force shutdown
(hardware shutdown).
• The NAS was powered on successfully and is
ready.
TS-x53E User Guide
Basic Operations 37

QNAP TS-453E Specifications

General

GPU	Intel UHD Graphics
Flash Memory	4 GB (Dual boot OS protection)
Drive Bays	4 x 3.5-inch SATA 6Gb/s, 3Gb/s
Hot-swappable	Yes
M.2 SSD Slot	2 x M.2 2280 PCIe Gen3 x1
SSD Cache Acceleration Support	Yes
Network Interface	2 x 2.5GbE RJ45
Form Factor	Tower
LED Indicators	Status, LAN, USB, HDD 1-4
Kensington Security Slot	Yes
Operating System	QTS 5.0
Processor	Intel Celeron J6412
CPU Architecture	64-bit x86
Memory	8 GB DDR4 (4 GB x 2)
Memory Slot	2 x SO-DIMM
Drive Compatibility	3.5-inch SATA hard disk drives, 2.5-inch SATA solid state drives
Maximum Internal Raw Capacity	64 TB (16 TB drive x 4)
Buttons	Power, Reset
Power Supply Unit	100-240V
Fan	1 x 120mm
Operating Temperature	0°C to 40°C (32°F to 104°F)
Operating Humidity	5% to 95% RH