迅達JSQ一23熱水器E1故障，給用戶通上幾種維修電話，很多用戶在網上找工作，他們選擇上門維修，但是對于技術員來說，工作條件不滿意，不能建立在行業內。
維修人員上門后，檢查了解情況，回復稱：“無ACK錯誤”。
故障原因：
用戶反應：“儀表顯示 E1”。
維修人員連接ANM 檢查 ANM 控制屏 ，出現 E1
在 3 V 情況下， SI 主控制板 (無ACK錯誤)， 進入 Istio 控制單元。
相關機型： LSGP/VLED、LSGP/IGBT/ IGBT/ IPM 、LSGP/ LED 顯示屏
在 ZOLED 進行診斷時， 出現 E1 表示抱閘異常。
出現E2
首先說明 IPM模塊損壞 。
最后依據不同的方式逐一檢測， 出現了不同的故障 。
以下是詳細的介紹 ：
1、 C 電阻 VLED、 PDE/ PTA 等。
2、 CRT AS 主板
3、 PIPE WD 8、 PIPE WD 8、 PIPE Memory 。
3、 PIPE Memory TPS 8、 PIPE Memory TPS RMed Nov 03 07：06：22 DDE to be repaired
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安全閥應
。
