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bug #406

open

0℃存储2h后主板开机，USB_OTG用数据线连上电脑无法投屏

Added by yongnan yu 2 months ago. Updated about 1 month ago.

Status:
solving
Priority:
high priority
Assignee:
zhihao tan
Start date:
04/22/2026
Due date:
04/25/2026 (33 days late)
% Done:

0%

Estimated time:

Description

NYD_KYJYJ_001_V1.0 硬件测试申请

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NYD_KYJYJ_001_V1.0 硬件测试2026.04.10.xlsx (10.4 MB) NYD_KYJYJ_001_V1.0 硬件测试2026.04.10.xlsx zc huang, 04/10/2026 09:56 AM
NYD_KYJYJ_001_V1.0 硬件测试2026.04.10.xlsx (10.4 MB) NYD_KYJYJ_001_V1.0 硬件测试2026.04.10.xlsx yongnan yu, 04/16/2026 03:41 PM
NYD_KYJYJ_001_V1.0 硬件测试2026.04.20-回归测试.xlsx (10.6 MB) NYD_KYJYJ_001_V1.0 硬件测试2026.04.20-回归测试.xlsx zc huang, 04/20/2026 09:47 AM
clipboard-202604221006-ma1vu.png (17.1 KB) clipboard-202604221006-ma1vu.png yongnan yu, 04/22/2026 10:06 AM
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 #1

Updated by zc huang about 2 months ago

NYD_KYJYJ_001_V1.0硬件测试已完成，问题汇总如下：
1、待机功耗1.28W，标准为：0.1W
2、纹波：一个纹波偏高，一个电压异常
3、触摸屏测试：原理图标识J5200、J5400的电压与实测值不一致
4、屏时序：VCCI_2V8、IOVCC_1V8上电时序异常
5、低温-10℃：
5.1、-10℃存储2h后主板开机，USB_OTG用数据线连上电脑无法投屏进不了老化模式；
5.2、将板子取出来冷却5分钟左右上电一直开不了机，要等很久才能开机。
6、晶振：24.96PPM有点偏高。

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 #2

Updated by yongnan yu about 1 month ago

申请复测

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 #3

Updated by zc huang about 1 month ago

复测了FAIL项，1个问题未关闭，OTG低温0℃不能与电脑连接，只能识别鼠标。

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 #4

Updated by yongnan yu about 1 month ago

  • File clipboard-202604221006-ma1vu.png clipboard-202604221006-ma1vu.png added
  • Tracker changed from support to bug
  • Subject changed from NYD_KYJYJ_001_V1.0 硬件测试申请 to 0℃存储2h后主板开机，USB_OTG用数据线连上电脑无法投屏
  • Due date changed from 04/16/2026 to 04/25/2026
  • Status changed from under verification to solving
  • Assignee changed from yongnan yu to zhihao tan
  • Priority changed from medium priority to high priority
  • Start date changed from 03/30/2026 to 04/22/2026

低温0℃：
1、0℃存储2h后主板开机，USB_OTG用数据线连上电脑无法投屏；

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