Windows® 2000

To verify that the correct driver is installed:

1.Locate the existing driver.

2.Update the driver.

To locate the driver:

1.Close all Windows programs and open the Control Panel by selecting Start > Settings > Control Panel.

2.Double-click the System icon.

3.Click the Hardware tab.

4.Click the Device Manager tab.

5.Locate the Sprint Mobile Broadband USB modem entries by using the “+” signs to expand the listings. (For example, to see all the installed modems, click the “+” sign to the left of Modems.) The device should have these driver entries listed in Device Manager:

The device driver should appear under Modems as Novatel Wireless Expedite EV-DO Modem.

The device should appear under Network adapters as Novatel Wireless Expedite EV-DO Network Adapter (if Network Adapter (NDIS) is enabled).

The device should appear under Ports (COM & LPT) as Novatel Wireless Expedite EV-DO Status Port (COM#).

If the listings above do not appear, identify the listing for the Sprint Mobile Broadband USB modem by disconnecting the device. This causes the driver listing for the device to disappear from the list. Reconnect the device to cause the driver listing to reappear. You can identify the entries for the Sprint Mobile Broadband USB modem by observing which entries are affected when you disconnect and reconnect the device, or by disabling Network Adapter (NDIS). (See “Novatel Wireless Network Adapter [NDIS]” on page 53.)

Section 2D: Troubleshooting Tips

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TOA Electronics U720 manual Windows, To verify that the correct driver is installed, To locate the driver

U720 specifications

The TOA Electronics U720 is a powerful and versatile public address system designed for a variety of applications, including schools, auditoriums, and large public venues. This amplifier stands out due to its robust build quality, user-friendly features, and advanced technology, catering to both simple and complex audio requirements.

At the heart of the U720 is its outstanding performance capability. It boasts a high output power of 240 watts, ensuring clear and accessible sound distribution even in larger spaces. The unit is equipped with a wide frequency response range, allowing it to reproduce audio with incredible clarity, fidelity, and minimal distortion. This feature makes it ideal for various audio tasks, from announcements to music playbacks.

One of the defining characteristics of the U720 is its flexibility in input options. It comes with multiple microphone and line-level inputs, accommodating a range of audio sources. The ability to connect both dynamic and condenser microphones allows for versatility when it comes to speech and music applications. Additionally, the U720 supports inputs from various devices, making it a practical choice for modern AV setups.

The U720 also integrates advanced sound processing features that enhance audio quality and control. With built-in equalization settings, users can tailor the sound output to suit specific environments, ensuring optimal performance regardless of the acoustics of the space. The amplifier includes a high-pass filter that minimizes background noise, significantly improving intelligibility during speech presentations.

For operator ease, the U720 offers intuitive controls, featuring clear indicators for volume and tone adjustments that facilitate quickly tailoring sound levels. The robust construction of the unit ensures reliability, making it suitable for frequent use in demanding environments.

Furthermore, the TOA U720 is compatible with a variety of optional accessories, enhancing its functionality. From wireless microphones to remote control interfaces, these add-ons allow users to customize the system according to their unique needs.

In conclusion, the TOA Electronics U720 combines power, flexibility, and advanced technology in a user-friendly design. Its high output, versatile inputs, and sound processing capabilities make it an excellent choice for institutions looking to enhance their audio systems. Whether for public speaking or multimedia presentations, the U720 delivers reliable performance and clear sound, meeting the demands of any audio application.