[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

更换CPU风扇/散热模组时,必须匹配主板的风扇接口针脚数:4-pin(PWM)可智能调速降噪,3-pin(DC)只能通过电压粗调,2-pin无法调速。将4-pin PWM风扇插到3-pin接口会导致风扇长期全速运转产生高噪音

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