QNAP TS-453E Repair Manual

Note
• The pan head M3x5 screws require a Phillips #2 screwdriver.
• A torque of 7 kgf.cm (6.08 lbf.in) ± 0.5 kgf.cm (0.43 lbf.in) is recommended for
electric screwdrivers.
4. Attach the CPU heatsink to the system board.
a. Align the screws on the heatsink with the screw holes on the system board.
Important
To ensure proper cooling of the CPU, make sure the heatsink ns are parallel to the
fan's airow direction so that the air ows through all ns.
b. Tighten the screws.
Note
• The pan head M3x5 screws require a Phillips #2 screwdriver.
• A torque of 5 kgf.cm (4.34 lbf.in) ± 0.5 kgf.cm (0.43 lbf.in) is recommended for
electric screwdrivers.
• First tighten each screw only halfway to stabilize the heatsink in place, and then
fully tighten all the screws. If you fully attach a single screw rst, you will not be
able to attach the other screws.
5. Attach the system board tray to the chassis.
a. Slide the system board tray into the chassis.
| NAS Repair Manual
Category D NAS Models 119

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