Qnap TS-251D compatible RAM (memory) Upgrade

Qnap TS-251D compatible RAM (memory) Upgrade

Qnap original RAM:

RAM-2GDR4A0-SO-2400
RAM-2GDR4A0-SO-2400
DDR type: DDR4(260PIN)

Capacity: 2GB

Spec: SAMSUNG 256M X 16

Manufacturer: ADATA

Frequency: DDR4-2400

Form(PIN): 260PIN

Manufacturer P/N: AD4S240022G17-BSSE

Power Supply: 1.2V

Dram Organization: 256M*64

Temperature: 0℃~85℃

Environmental Regulation: RoHS

RAM-4GDR4A0-SO-2400
RAM-4GDR4A0-SO-2400
DDR type: DDR4(260PIN)

Capacity: 4GB

Spec: HYNIX 512M X 16

Manufacturer: ADATA

Frequency: DDR4-2400

Form(PIN): 260PIN

Manufacturer P/N: AD4S2400J4G17-BHYA

Power Supply: 1.2V

Dram Organization: 512M*64

Temperature: 0℃~85℃

Environmental Regulation: RoHS

2GB Upgrade

Crucial CT2G4SFS624A 2 GB (DDR4, 2400 MT/s, PC4-19200, Single Rank x16, SODIMM, 260-Pin) Memory

USA

UK

4GB upgrade

Crucial 4GB Single DDR4 2400 MT/S (PC4-19200) SR x8 SODIMM 260-Pin Memory – CT4G4SFS824A

USA

UK

Compatible Crucial RAM upgrades up to 8GB:

Crucial 8GB Single DDR4 2400 MT/S (PC4-19200) SR x8 SODIMM 260-Pin Memory – CT8G4SFS824A

USA

UK

Compatible Crucial RAM upgrades up to 16GB:

Crucial 16GB Kit (16GBx2) DDR4 2400 MT/s (PC4-19200) DR x8 SODIMM 260-Pin Memory – CT2K16G4SFD824A


Some might want to try 32GB. Many people have said it works. We have tested this today and it works.

Crucial 32GB Kit (16GBx2) DDR4 2400 MT/s (PC4-19200) DR x8 SODIMM 260-Pin for Mac – CT2K16G4S24AM


The TS-251D has two memory slots. You can increase the memory capacity of the NAS by upgrading the
memory modules. When using two modules, use only QNAP modules of the same type and capacity to
maintain system performance and stability. You can purchase QNAP memory modules from authorized
resellers.
Warning
• Only qualified personnel should perform the following steps. Failure to follow
instructions can result in serious injury or death.
• Observe electrostatic discharge (ESD) procedures to avoid damage to components.
1. Power off the NAS.
2. Disconnect the power cord from the electrical outlet.
3. Disconnect all cables and external attachments.
4. Remove the front cover.
a. Locate the locking mechanism on the left side of the NAS.
b. Slide the lock down to unlock the front cover.

 

6. Position the NAS on its right side.
7. Optional: Remove an existing module.
a. Push the retention clips outward simultaneously to release the module.

b. Verify that the module has tilted upward and is completely released from the slot.

8. Hold the module by the edges and then carefully slide it out of the slot.

9. Install a new module.
a. Align the notch with the ridge in the slot.
b. Insert the module into the slot.
c. Verify that the metal connectors are completely inserted into the slot.
d. Carefully press down on the module until the retention clips lock the module into place.

10. Place the NAS in its normal upright position.
11. Load drive trays back into the NAS.

 

12. Attach the front cover.
a. Align the cover with the grooves on the case.
b. Slide the cover to the right.

c. Slide the lock up.

13. Connect all cables and external attachments.
14. Power on the NAS

 

 

 

 

 

 

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