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How to replace the System Board on a Dell ProSlimPlus QBS1250

Published  November 25, 2025

This 3D experience gives you the step by step process of replacing the System Board and a Dell ProSlimPlus QBS1250. The procedure will also include removing the Cable Cover, Dust Filter, Side Cover, Wireless Card (WLAN), Front Cover, Graphics Card, Solid State Drive Expansion Card, Puck Antenna Expansion Card, Drive Bay, Coin Cell Battery Cover, Coin Cell Battery, Solid State Drive (SSD), Media Card Reader, Fan, Memory Module, Processor Fan and Heat Sink Assembly, Remote Power Switch Cable, External Port, Serial Port Module, Intrusion Switch, Processor and reinstalling them.

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