72LongView® IP KVM Extenders Installer/User Guide

Appendix D: Troubleshooting

No power status light on user station

Verify that the power supply is plugged in correctly.

Ensure that the power cable from the Avocent-supplied power supply is securely plugged into the user station.

No video on monitor attached to LongView IP KVM user station

Verify that the monitor attached to the user station has power.

Ensure that the video cable from the monitor is securely plugged in to the correct connector on the user station.

Verify that the target computer is turned on.

Confirm that a network connection exists between the transmitter and user station.

Verify the address of the target transmitter configured in the user station is correct.

Confirm that the IP address used by the transmitter has not been assigned to a second device on the network.

Confirm that the IP address used by the user station has not been assigned to a second device on the network.

Verify that the transmitter is drawing sufficient power from the USB connections on the target computer and that it has booted correctly:

If the green LED on the transmitter is on, the transmitter is drawing sufficient power.

If the transmitter cannot draw sufficient power from the target computer you will need to obtain an external power supply unit for the transmitter from Avocent. If connected through a USB hub, ensure that the hub can supply enough power.

NOTE: The LVIPHR-T and LVIPDH-T transmitters require an external power supply, which is shipped with those units. The LVIP-T and LVIPVG-T transmitters do not come with an external power supply, but you can obtain one from Avocent.

Verify that the correct video setting has been configured in the transmitter serial menu:

If the target computer provides DVI-only video, verify that the transmitter serial menu has been configured for DVI. Then restart the target computer.

If the target computer provides VGA-only video, verify that the transmitter serial menu has been configured for VGA. Then restart the target computer.

The transmitter has an internal fan. Verify that the fan is functioning.

Turn the LongView IP KVM user station on, then off again. An informational message should appear on the monitor for a brief moment. If the message does not appear, check the monitor by plugging the video cable from the monitor directly into the target computer to verify that the monitor is working and that the target computer is generating active video. If this is function-

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Avocent 590-836-501D manual Appendix D Troubleshooting, No power status light on user station

590-836-501D specifications

The Avocent 590-836-501D is an advanced KVM (Keyboard, Video, Mouse) switch designed for efficient data center management and streamlined IT operations. This device is specifically engineered to facilitate the connection of multiple servers to a single workstation, thus allowing administrators to manage several systems seamlessly.

One of the main features of the Avocent 590-836-501D is its robust scalability. The KVM switch supports a wide variety of devices, making it suitable for installations in both small and large environments. With this solution, users can connect numerous servers, which enhances operational efficiency and reduces the physical space needed for multiple workstations.

The device is equipped with advanced video capabilities, supporting high-resolution video output. This means that users can work with crisp and clear visuals, an essential aspect when dealing with complex server environments where detail is key. The Avocent KVM switch also supports various video formats, ensuring compatibility with a diverse range of server graphics cards and display technologies.

Another notable technology integrated into the Avocent 590-836-501D is its remote access feature. This allows IT professionals to connect to their systems from virtually anywhere, empowering them to perform maintenance, monitor performance, or troubleshoot issues without needing to be on-site. This remote capability is particularly valuable for organizations looking to enhance uptime and reduce the need for manual intervention.

In terms of security, the Avocent 590-836-501D includes advanced authentication features. This helps to ensure that only authorized personnel can access the systems connected to the KVM switch, serving as a vital safeguard for sensitive data and critical infrastructure.

The KVM switch also provides easy management through its user-friendly interface. Administrators can quickly switch between connected devices, and the intuitive design ensures that even those who are not technologically inclined can navigate its features with ease.

Finally, the Avocent 590-836-501D is built with durability and longevity in mind. Its robust construction is designed to withstand the rigors of daily use in high-demand environments, minimizing downtime and maintenance costs over the product’s lifecycle.

In summary, the Avocent 590-836-501D stands out as a versatile and reliable KVM switch with features like scalability, remote access, high-resolution video support, and security measures that make it an essential tool for modern data center operations.