Chapter 5: Operation

5.2 Locking access to the computers

When privacy is required, you can lock access to the connected computers via the unit.

To lock the unit

1.Simultaneously press and hold CTRL and ALT (or other hotkeys, if altered).

2.While still holding CTRL and ALT, press L.

The display will show P (providing a valid password has been previously set). You will not be able to access any computers until the password is correctly entered.

To unlock the unit

• When prompted, enter the correct password and press Enter.

To set a new password

1.Enter the Configuration menu (see Section 4.1 for details).

2.Press P and then Enter. The display will show

3.Enter a new password and then Enter.

The password is not case sensitive and can be any combination of key strokes, including the function keys, but excluding the Num Lock, Caps Lock, Scroll Lock and Enter keys. If your keyboard has special media keys, these also cannot be used as part of the password.

When you have typed in your password, press Enter to store it. Don’t worry if you type the password incorrectly, you can always re-enter configure mode and set the password again.

4.Press E and then Enter to exit the menu and save changes.

To cancel the password

1.Enter the Configuration menu (see Section 4.1 for details).

2.Press P and then Enter. The display will show

3.Press Enter to remove the existing password.

4.Press E and then Enter to exit the menu and save changes.

If you forget the password

To clear an existing password: Connect the OPTIONS port of the unit to the serial port of a computer and transmit the text clrpwd to the unit.

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Black Box KV0004A-LED manual Locking access to the computers, To lock the unit, To unlock the unit, To cancel the password
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KV0004A-XTRA-LED, KV0004A-LED, ServSwitch Freedom, KV0004A specifications

The Black Box KV0004A and its variants, including KV0004A-XTRA-LED and KV0004A-LED, are advanced KVM (Keyboard, Video, Mouse) switches designed to streamline the management of multiple servers and computers from a single console. These devices are pivotal for IT professionals and data centers, providing efficient control over several systems, thereby optimizing workflow and enhancing productivity.

One of the standout features of the KV0004A series is its ability to support up to four computers, making it ideal for environments with limited space or resources. Users can easily switch between connected systems using a simple button, keyboard hotkey, or an On-Screen Display (OSD) menu, which simplifies the operation and minimizes downtime. The KV0004A series supports resolutions up to 1920 x 1200, ensuring clear and sharp visuals during operation, critical for tasks requiring detailed monitoring.

The KV0004A-XTRA-LED model incorporates an enhanced LED interface that provides real-time status updates for each connected computer. This feature enhances visibility and helps users quickly identify active systems, crucial for fast-paced environments where efficiency is paramount. Additionally, the integrated firmware is designed for easy updates, allowing for improved performance and feature enhancements over time.

In terms of connectivity, the KV0004A series supports a wide range of input and output options. It can easily interface with USB and PS/2 peripherals, ensuring compatibility with a variety of devices. In addition, the switches are designed with robust security features, protecting sensitive data being transmitted from unauthorized access, which is essential for any organization working with confidential information.

Another noteworthy characteristic of the Black Box KV0004A series is its plug-and-play functionality, allowing for quick setup without the need for additional software or drivers. This ease of installation means users can get up and running in no time, reducing the potential for errors during deployment.

Lastly, the ServSwitch Freedom adds another dimension by providing true freedom of movement with wireless capabilities. This allows users to operate systems from a distance, greatly increasing flexibility and comfort for system administration tasks. The combination of advanced features, reliable technologies, and user-centered design makes the Black Box KV0004A series a pinnacle choice for effective KVM switching in both enterprise and small business environments.
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