# \#apple-silicon

**URL:** https://forum.nopowerfix.com/tag/apple-silicon/11.md

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## [MacBook Pro 14" A2779 (820-02841) dead, charger stuck at 5 V – FIXED: shorted speaker amplifier UR700 on PPBUS](https://forum.nopowerfix.com/t/macbook-pro-14-a2779-820-02841-dead-charger-stuck-at-5-v-fixed-shorted-speaker-amplifier-ur700-on-ppbus/35)

<div class="topic-metadata">

**Author:** [@NoPowerFix](https://forum.nopowerfix.com/u/NoPowerFix)\
**Replies:** 0\
**Last updated:** [October 25, 2026, 10:51pm UTC](https://forum.nopowerfix.com/t/macbook-pro-14-a2779-820-02841-dead-charger-stuck-at-5-v-fixed-shorted-speaker-amplifier-ur700-on-ppbus/35 "2026-10-25T22:51:27Z")

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MacBook Pro M2 not turning on or charging, charger stuck at 5V? On this A2779 a shorted speaker amp (UR700) on PPBUS was the cause. Fixed, full steps.