Extron electronic QSD 204 D manual U17 U38 U41, Locating the three firmware IC chips

Page 46

Align Notches

Appendix, cont’d

U17

U38

U41

Locating the three firmware IC chips

5.After you are electrically grounded, the U17 or U38 IC chip may be removed by grasping it firmly with your fingers and pulling it out, then continuing to step 8.

Removal of the U41 IC chip requires a PLCC IC puller tool. To remove the U41 chip, align the hooks of a PLCC IC puller tool with the slots located in opposite ends of the U41 firmware chip.

6. Insert the hooks into the slots, and squeeze the tool gently to grasp the chip.

7.	Pull the chip straight out of the socket, and set it aside.
8.	Align the slots of the new	U41

firmware chip with the angled corners of the socket in the same orientation as the old chip.

9. Gently, but firmly, press the chip into place in the socket.

10.Replace the top cover on the QSD 204 decoder, and fasten it with the screws that were removed in step 3.

11.Rack/furniture mount the decoder, and reconnect the AC power cord.

A-6 QSD 204 • Appendix

Image 46

Contents QSD Consignes de Sécurité Français PrecautionsSafety Instructions English Sicherheitsanleitungen DeutschApplication example Quick Start QSDRear panel video inputs Rear panel video outputsInput Configuration menu Default Cycle menuMain menu Advanced Configuration menu Output Configuration menuExit menu Picture Adjustments menu Executive Mode menuTable of Contents Table of Contents, cont’d One About this Manual Features and OptionsIntroduction About the QSDOptions and accessories Introduction, cont’d Installation and Operation Mounting the Decoder Tabletop/desktop placementQSD 204 Installation and Operation Rack mountingUnder-furniture mounting Mounting the QSD 204 on the underside of furnitureQSD 204 D rear panel connectors Rear Panel FeaturesApplication diagram Example application of the QSDOnly the QSD 204 D model has an SDI connector Installation and Operation, cont’d Input selection buttons Front Panel FeaturesPicture adjustment buttons QSD 204 front panelNext button Menu buttonLCD menu display and controls Default menus Menus, Configuration, and AdjustmentsMoving through menus by using front panel controls Menu overviewInput Configuration Main menusOutput Configuration Serration pulse removal Serration Advanced ConfigurationFilter mode Detail controlEnhanced Enh mode Blue modeAutoswitch Autosw mode Exit MenuImage Adjustments Color, tint, brightness, contrast, centering, blankingSystem Reset Input ResetExecutive Mode Freezing an input IR 901 Infrared Remote ControlImage adjustments Selecting an inputTroubleshooting Operating ProblemsInstallation and Operation, cont’d Three RS-232 Programmer’s Guide Serial CommunicationHost-to-decoder communications Symbol definitions Using the command/response tablesAscii to Hex conversion table Command Ascii Command Response Additional description Serial Communication, cont’dExecutive mode Firmware version, part number & information requests Command/response table for special function SIS commands Command Ascii Command Response ValuesUsing the control program Installing the softwareControl Software for Windows Using the help program Serial Communication, cont’d AAppendix Appendix SpecificationsQSD 204 Appendix General QSD 204 Appendix A-3Accessories Part number Part Numbers and AccessoriesAccessories Included partsFirmware Upgrade Installation QSD 204 Appendix A-5U17 U38 U41 Locating the three firmware IC chipsSerial Digital Interface SDI Card Installation QSD 204 Appendix A-7Pin socket on back of SDI card Pin connector on main board

QSD 204, QSD 204 D specifications

Extron Electronics has established itself as a leader in professional AV technology, and the QSD 204 series is a testament to this innovation. The QSD 204 and QSD 204 D are powerful presentation switchers designed for seamless connectivity and enhanced video performance in various AV applications.

One of the main features of the QSD 204 is its capability to switch up to four input signals to a single output, providing flexibility in managing multiple sources. This is particularly beneficial in conference rooms, educational institutions, and event spaces, where different content sources need to be showcased efficiently. The switcher's compact design ensures it can fit easily into any AV setup without taking up excessive space.

The QSD 204 is equipped with Extron's renowned video processing technology, ensuring high-quality signal transmission with minimal distortion. It supports various video formats, including SD, HD, and even UHD signals, up to 4K resolution, accommodating a wide range of devices, from legacy equipment to modern sources. The automatic input signal scaling feature also allows for a hassle-free experience, as it adjusts the input resolution to match the output requirements, eliminating resolution mismatch issues.

Another hallmark of the QSD 204 series is its robust integration capabilities. The QSD 204 and QSD 204 D come with various control options, including RS-232 and Ethernet, facilitating easy integration into larger control systems. This feature is pivotal in environments where centralized control is necessary, enabling seamless operation through an intuitive user interface.

Moreover, the QSD 204 D variant provides additional features such as built-in audio de-embedding. This functionality allows users to extract audio signals from the video stream for independent processing or amplification. This is especially useful in professional settings where audio clarity is as crucial as video quality.

The QSD 204 and QSD 204 D are designed with reliability in mind, featuring redundant power supply options for critical AV environments. In addition, they come with Extron's industry-leading support and warranty, ensuring that users have access to top-notch customer service and backup.

With their combination of advanced technology, robust functionality, and exceptional reliability, the Extron QSD 204 and QSD 204 D are ideal solutions for any professional AV setup, delivering high performance and ease of use across a variety of applications. Whether it's for corporate settings, educational institutions, or live events, these presentation switchers are geared to meet the demands of modern AV integration.