Introduzione
Vai al passo 1Teardown of the D-Link NAS DNS-323.
Fairly easy to open.
Cosa ti serve
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The DNS-323 is a powerful NAS with Gigabit Ethernet, print server and extension via software. It can have a FTP server, DHCP, and even Bittorrent!
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First thing first remove the frontal part by sliding it up and pulling out.
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You will be able to see the hard disks.
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By the way, the DNS-323 can support up to 3TB of disk space with the new firmware update. That's 1.5TB per disk! Could you imagine such capacity twenty years ago?
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Now all about the chips
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The first chip looks like a flash memory for the ROM, or the random memory for the OS, there are two of them; Labelled 921EA C HY5DU56 1622FTP-043 Made in Korea NWFM136SAG3
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Marvell 88F8152-A2 "Feroceon(r)" Storage Networking SoC (System-on-Chip)
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A 12 to 24 bit multiplexed D-type latch marked 94CJNQK ALVCH162260 , see more there -->
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Eon SiliconSolution Inc EN29LV640B-90TIP 64Mbit Flash memory
The purple boxed chip is a 12 to 24 bit multiplexed D-type latch: http://focus.ti.com/docs/prod/folders/pr...
Probably the address buffer for the NOR flash allowing a large device to be mapped into a small address window.
Citazione da Hugo:
The purple boxed chip is a 12 to 24 bit multiplexed D-type latch: http://focus.ti.com/docs/prod/folders/pr...
Probably the address buffer for the NOR flash allowing a large device to be mapped into a small address window.
Thank you, corrections have been added to the guide!
The hynix HY5DU561622FTP-D43 is a 256Mbit DDR SDRAM:
http://www.alldatasheet.com/datasheet-pd...
The Eon EN29LV640B-90TIP is a 64Mbit, 3V flash memory:
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8Commenti sulla guida
Awesome teardown G!
Very nice teardown. The pictures were very clear unlike my iPhone dock tear down. I'm making another teardown today. Keep up the good work Mc128k! :)