Dell Precision 5820、7820、7920 塔式台式机和 XL 塔式台式机在卸下侧盖的情况下将关机或无法开机
Summary: 有关 Dell Precision 塔式系统在卸下侧盖后无法通电或无法关机的信息。
This article applies to
This article does not apply to
This article is not tied to any specific product.
Not all product versions are identified in this article.
Symptoms
如果没有侧盖，Dell Precision 将关闭或无法开机
Dell Precision 5820、7820、7920 塔式台式机和 XL 塔式台式机系统需要侧盖才能正常运行。如果在系统运行过程中卸下侧盖，则系统将立即（在 4 秒内）关机。如果开机时侧盖处于关闭状态，则会显示电源按钮 LED 错误代码 4-7。
Cause
该系统的设计要求侧盖就位，以便正常运行并出于安全考虑。
Resolution
这种行为是正常的，并且是设计使然。
Affected Products
5820 XL Tower, 7820 XL Tower, 7920 XL Tower, Precision 5820 Tower, Precision 7820 Tower, Precision 7920 TowerArticle Properties
Article Number: 000150838
Article Type: Solution
Last Modified: 13 May 2025
Version: 6
Find answers to your questions from other Dell users
Support Services
Check if your device is covered by Support Services.