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HP 客户支持 - 知识库

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SUPPORT COMMUNICATION- 客户咨询

文件 ID: c03098912

版本: 1

HP 笔记本电脑 - 无法启用克隆和延伸显示模式

Notice:: The information in this document, including products and software versions, is current as of the release date.The document is subject to change without notice.

发布日期 : 23-Nov-2011

最近更新 : 23-Dec-2011

DESCRIPTION
对于通过高级端口复制器坞上的 DP1 或 DVI1 端口 连接的外接显示器,无法启用克隆和延伸显示模式。 此外,Nvidia 控制面板可能检测到外部显示器,但显示器可能受到损坏或出现黑屏。 此问题只影响安装 Nvidia 图形和 Dreamcolor 内置 LCD 显示器的 HP 8740w Elitebook。

范围
HP EliteBook 8740w 移动工作站
解决方案
要解决此问题,请执行以下一个或多个解决方案。
  1. 将 DP、DVI 或 HDMI 显示器仅连接至高级端口复制器上的 DVI2 或 DP2 端口。 不得使用 DP1 和 DVI1 端口。
  2. 使用较小的端口复制器取代高级端口复制器。
  3. 使用一台 VGA 显示器,而不使用 DVI 或 DP 端口。

Hardware platforms affected : HP EliteBook 8740w Mobile Workstation

受影响的操作系统 : Microsoft Windows 7 Enterprise (32-bit)(Standard HP Product) Microsoft Windows 7 Enterprise (64-bit)(Standard HP Product) Microsoft Windows 7 Home Basic (32-bit)(Standard HP Product) Microsoft Windows 7 Home Basic (64-bit)(Standard HP Product) Microsoft Windows 7 Home Premium (32-bit)(Standard HP Product) Microsoft Windows 7 Home Premium (64-bit)(Standard HP Product) Microsoft Windows 7 Professional (32-bit)(Standard HP Product) Microsoft Windows 7 Professional (64-bit)(Standard HP Product) Microsoft Windows 7 Starter (32-bit)(Standard HP Product) Microsoft Windows 7 Ultimate (32-bit)(Standard HP Product) Microsoft Windows 7 Ultimate (64-bit)(Standard HP Product) Microsoft Windows Vista (32-bit) Microsoft Windows Vista (32-bit) with Downgrade English OS(Standard HP Product) Microsoft Windows Vista (64-bit) Microsoft Windows Vista Business (32-bit)(Standard HP Product) Microsoft Windows Vista Business (64-bit)(Standard HP Product) Microsoft Windows Vista Enterprise (32-bit)(Standard HP Product) Microsoft Windows Vista Enterprise (64-bit)(Standard HP Product) Microsoft Windows Vista Home Basic (32-bit)(Standard HP Product) Microsoft Windows Vista Home Basic (64-bit)(Standard HP Product) Microsoft Windows Vista Home Premium (32-bit)(Standard HP Product) Microsoft Windows Vista Home Premium (64-bit)(Standard HP Product) Microsoft Windows Vista Starter (32-bit)(Standard HP Product) Microsoft Windows Vista Ultimate (32-bit)(Standard HP Product) Microsoft Windows Vista Ultimate (64-bit)(Standard HP Product)

受影响的软件 : 不适用

支持通讯交叉参考 ID : IA02086926

HP Inc. shall not be liable for technical or editorial errors or omissions contained herein.The information provided is provided "as is" without warranty of any kind.To the extent permitted by law, neither HP or its affiliates, subcontractors or suppliers will be liable for incidental, special or consequential damages including downtime cost; lost profits; damages relating to the procurement of substitute products or services; or damages for loss of data, or software restorationThe information in this document is subject to change without notice.HP Inc. and the names of HP products referenced herein are trademarks of HP Inc. in the United States and other countries.Other product and company names mentioned herein may be trademarks of their respective owners.

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