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Fix Your Stuff

Right to Repair

Parts & Tools

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With the motherboard removed and stripped down, we finally get to see the control behind the music. The following prominent ICs power this device:

MPC8314VRADDA low-power PowerQUICC II pro 266 MHz processor

STMicroelectronics NAND 512W3A2SN6

Nanya NT5TU32M16DG-3C 512 Mb DDR2 RAM

STMicroelectronics STA339BW 2.1-channel high-efficiency digital audio system, capable of outputting 2 x 20 W into 8 Ω at 18 V (we assume these two chips make up the "three class-D digital amplifiers" listed on Sonos' website)

Maxim 78Q2123 10/100 fast ethernet MicroPHY

HanRun HY601680 10/100Base-T transformer module

On the back: Texas Instruments TPS54226 4.5 V to 18 V input, 2 A synchronous step-down SWIFT converter

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