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我们这边驱动装了，电脑也换了，也无效，电源指示灯还是不亮，这个是不良品吧，麻烦帮忙安排换货吧
您好，EV2400是在TI STORE购买的，建议您在E2E发帖，将E2E的回复反馈给TI STORE 售后。https://e2e.ti.com/
可以通过拨打+86-40-0819-8694, 或者登陆www.ti.com/csc，使用“chat with TI"在线聊天或者"create case"来提交您的TI store相关问题。
