Innov-is 4000D/4000 常見問題&故障排除 Innov-is 4000D/4000 不是您的產品嗎? 依…排序 更新日期 使用率 1 結果 1. 14/05/2015 I tried to upgrade the machine with USB media. But the message "Saving the upgrade file. Do not turn main power to OFF." appeared for more than 5 minutes and I still can't upgrade it. 中文 軟體 常見問題&故障排除