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Repair History
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Integra DTR-30.2 無法開機 (P0027)
Repair & maintain
Repair Title
Integra DTR-30.2 無法開機
RSN
P0027
Status
Return
Maintain Date
2021/01/14
Next Maintain
2021/07/13
Gallery
Features
Date
Brand/Model
Warranty
Audio equipment
Integra
Integra DTR-30.2
Model : DTR-30.2
7.2 CH
2022/01/15
Repair History
Date
Content
2021-01-14
Issue
Integra DTR-30.2 無法開機,按下Standby後,指示燈滅兩秒後再亮起,機器沒有開機反應。
Analysis
檢測所有繼電器及判定是否需要更換,檢測結果正常但主供電繼電器沒有信號;再檢測開關電晶體信號也是異常,但信號源晶片供電及運作正常,判定為晶片不滿足開機條件,問題應不在主控機板,最後檢測為各個功能機板間接口氧化造成的信號丟失。
Repair
依續拆下每一塊機板清洗接口、組機測試,在清洗完輸入源機板後測試開機信號即為正常。
保固:相同問題保固一年。
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