Extron electronics DVS 150 manuale d’uso

DVS 150 Digital Video Scaler 68-459-01 Printed in the USA[...]

This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product's enclosure that may present a risk of electric shock. Caution Read Instructions ?[...]

Quick Start — DVS 150 Installation Step 1 Install the four rubber feet on the bottom of the scaler (1A) , or mount the scaler in a rack (1B) . Step 2 T urn off power to the input and output devices, and unplug their power cords. Step 3 Attach the scaler to the input devices. Input options (3) are: Composite video (input 1) Component video (input [...]

Quick Start — DVS 150, cont’d Configuring the Scaler Configuring the scaler: Press the input and rate buttons simultaneously , and hold them for two seconds. Stepping through the LCD display menus: Press the input button. Changing a selection: T urn the adjustment knob while the menu is displayed. Exiting the menus: Press the input button while[...]

i DVS 150 Table of Contents T able of Contents Chapter 1 • Introduction ....................................................................................................... 1-1 About the Scaler .................................................................................................................. 1-2 Features .......................[...]

ii DVS 150 Table of Contents T able of Contents, cont ’ d Appendix • Reference Information ............................................................................... A-1 Specifications ....................................................................................................................... A-2 Part Numbers ...................[...]

DVS 150 1 Chapter One Intr oduction About the Scaler Features[...]

Introduction, cont ’ d DVS 150 Introduction 1-2 Introduction About the Scaler Extron ’ s DVS 150 digital video scaler allows analog video signals (composite video, S-video, and component video) to be displayed on a device with a fixed resolution and aspect ratio, such as an LCD (liquid crystal display) projector , DLP (digital light processing)[...]

1-3 DVS 150 Introduction • Power supply — Includes an internal, 100-240V AC, 50/60 Hz, auto-switchable power supply . • Precise image processing — Provides the latest in motion compensation , which produces motion images that ar e free of jaggies; a thr ee-line adaptive comb filter , which eliminates chroma crawl; and a quad standard decode[...]

Introduction, cont ’ d DVS 150 Introduction 1-4[...]

DVS 150 2 Chapter T wo Installation Rear Panel Features Installation Front Panel Features Configuring the Scaler[...]

Installation, cont ’ d DVS 150 Installation 2-2 Installation Rear Panel Features Figure 1 — DVS 150 rear panel 1 AC power connector — Standard AC power connector attaches the scaler to any power source fr om 100V AC to 240V AC, operating at 50 Hz or 60 Hz. 2 Composite video input connector — One BNC female connector for composite video inpu[...]

2-3 DVS 150 Installation 6 Use the LCD menu screens to configur e the scaler . See “ Configuring the Scaler ” on page 2-6. 7 The image from the input device should appear on the output device. If it does not, double check steps 3 and 4 and make adjustments as needed, and then see “ Operating Problems ” on page 5-2. Mounting the scaler Each [...]

Installation, cont ’ d DVS 150 Installation 2-4 3. Place the rubber foot on one corner of the scaler , and press it into place. Position the rubber foot carefully befor e pressing it into place. It is difficult to move the foot after it is in place. 4. Repeat steps 2 and 3 to install a rubber foot on each of the r emaining corners of the scaler .[...]

2-5 DVS 150 Installation Y ou can install and run two output devices simultaneously, one using BNC connectors, and the other using the RGB connector . Front Panel Featur es Figure 6 — DVS 150 front panel 1 LCD — Displays configuration menus and status information. See “ Configuring the Scaler ” on page 2-6 and “ Adjusting an image ” on [...]

Installation, cont ’ d DVS 150 Installation 2-6 Configuring the Scaler The LCD on the front panel of the scaler pr ovides access to a menu that allows you to configure the scaler . • T o access the menu, press the input button and the rate button simultaneously , and hold them for two seconds. The Autoswitch menu appears in the LCD. • T o ste[...]

2-7 DVS 150 Installation VCR mode — Can eliminate horizontal noise if it is seen in a VCR image. T o toggle between On and Off, turn the adjustment knob while the VCR mode menu is displayed. By default, VCR mode is set to Off. Blue mode — T urns off the red and gr een video output to allow you to set up color and tint using a color bar pattern.[...]

Installation, cont ’ d DVS 150 Installation 2-8[...]

DVS 150 3 Chapter Thr ee Operation Front Panel Operation[...]

Operation, cont ’ d DVS 150 Operation 3-2 Operation Front Panel Operation The front panel includes an LCD scr een that displays the current status of the scaler and the scan rate of the current video input signal. Y ou can also use controls on the front panel to control the image display . A diagrams of the front panel is shown on page 2-5. Defau[...]

3-3 DVS 150 Operation 2. T urn the adjustment knob until the desired adjustment is accomplished. The LCD returns to the default scr eens, and the adjusted value is saved for future use by the active input, if you press the same button again or if you stop turning the knob for eight seconds. If an image control r eaches its minimum, maximum, or defa[...]

Operation, cont ’ d DVS 150 Operation 3-4 Freeze mode Freeze mode locks the output display to the curr ent image. Freeze mode can be activated only by issuing an RS-232 command (see chapter 4 for more information). If fr eeze mode is activated, the LCD screen displays the message displayed at the left. If input 4 (RGB pass-through) is selected, y[...]

DVS 150 4 Chapter Four Serial Communication RS-232 Programmer’ s Guide Remote Contact Closure Operation Control Software for Windows[...]

Serial Communication, cont ’ d DVS 150 Serial Communication 4-2 Serial Communication The scaler ’ s RS-232 connector can be connected to the serial port output of a host device such as a computer or control system. This connection makes softwar e control of the scaler possible. Figur e 10 shows a scaler RS-232 connection to a host serial port c[...]

4-3 DVS 150 Serial Communication DVS error r esponse When the scaler receives an SIS command and determines that it is valid, it performs the command and sends a response back to the host device. If the scaler is unable to perform the command because the command is invalid or contains invalid parameters, the scaler returns an err or response to the[...]

Serial Communication, cont ’ d DVS 150 Serial Communication 4-4 Command/response table Symbol definitions: = CR/LF , • = space X1 = Inputs = 1 = Composite 2 = Component 3 = S-video 4 = RGB X2 = Adjustment range 1-127 X3 = Output rate = 1 = 640x480 @ 60 Hz 2 = 640x480 @ 75 Hz 3 = 800x600 @ 60 Hz 4 = 800x600 @ 75 Hz 5 = 832x624 @ 60 Hz 6 = 832x62[...]

4-5 DVS 150 Serial Communication COMMAND ASCII RESPONSE DESCRIPTION V ertical shift Specific value X2 / Vph X2 Selects vertical shift X2 Increment up {/ Vph+ Shift image up one step Increment down }/ Vph – Shift image down one step Set output rate X3 = Rte X3 Set the video output rate Freeze Enable F Frz 1 Set freeze mode to On (freeze curr ent d[...]

Serial Communication, cont ’ d DVS 150 Serial Communication 4-6 Using the software 1. T o run the Signal Enhancement Products Contr ol Program, double-click on the Signal Enhancement Products Contr ol Pgm icon in the Extron Electronics group or folder . The Comm menu appears on the screen. 2. Click on the comm port that is connected to the scaler[...]

DVS 150 5 Chapter Five T r oubleshooting Operating Problems[...]

T roubleshooting, cont ’ d DVS 150 Troubleshooting 5-2 This section gives recommendations on what to do if you have problems operating the DVS 150, and it provides examples and descriptions for some image problems you might encounter . Following are some tips to help you in tr oubleshooting. 1. Some symptoms may r esemble others, so you may want [...]

5-3 DVS 150 Troubleshooting Problem Cause Solution Picture contr ols are Input 4 is selected. Switch to input 1 – 3. Input 4 is not active. pass-through only (page 1-2). The image is green. The unit is T urn off sync on gr een (page 2-6). configured for sync on green. The image is too soft. The detail level Change the detail level (page 2-6). nee[...]

T roubleshooting, cont ’ d DVS 150 Troubleshooting 5-4[...]

DVS 150 A Appendix Refer ence Information Specifications Part Numbers[...]

Reference Information, cont ’ d DVS 150 Reference Information A-2 Refer ence Information Specifications Video input Number/signal type ................... 1 RGBHV, RGBS, RGsB pass-through 1 component video (Y, R-Y, B-Y) 1 S-video 1 composite video Connectors .................................... 3 BNC female ........................... component v[...]

A-3 DVS 150 Reference Information Rack mount ................................... Yes, with optional rack shelf, part #60-190-01 Enclosure type .............................. Metal Enclosure dimensions ................. 1.75" H x 8.75" W x 9.50" D 4.45 cm H x 22.22 cm W x 24.13 cm D Shipping weight .......................... 6 lbs (2.[...]

Reference Information, cont ’ d DVS 150 Reference Information A-4 Assorted connectors BNC Connectors BNC Mini HR crimp connectors, qty . 50 100-074-51 BNC SHR crimp connectors, qty . 50 100-075-51 BNC Bulkhead connectors, qty . 50 100-076-51 (for custom wall plates) Pre-cut cables BNC-4 HR cable is used for RGBS cable runs, and BNC-5 is used for [...]

FCC Class B Notice This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if[...]

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