Panasonic WJ-220/200R/225/225R Manual
Contents
1. 0R WJ 225R 90 configurations c The input power source must be 120V Switching is accomplished during the vertical AC 60Hz interval when no signal is displayed The non lock pushbuttons light up to show which input has been selected Front panel card holders permit each input source to be labeled For added flexibility inputs can be Hi Z looped or 75 ohm terminated switchable with BNC connectors H FEATURES e Designed with solid state circuitry for reliability e Excellent picture reproduction with minimum crosstalk and low frequency transients e Electronic vertical interval switching e Unterminated loop through video inputs switchable for 75 ohms e illuminated non iock switch e Card holder permits each input to be labeled e Desk top and rackmount versions available EN te E MAJOR OPERATING COMPONENTS AND THEIR FUNCTIONS e DESK TOP TYPE WJ 220 Front View Rear View WJ 225 Front View Rear View 255 Ire cH 22 9 L e RACKMOUNT TYPE Fits standard 19 rack WJ 220R Front View Rear View WJ 225R Front View Rear View Power ON OFF Switch POWER ON OFF Power Indicator Pilot Lamp Video Input Selecting Switch Select and depress the appropriate pushbutton and it will be illuminated identifying the input selected Front panel card holders permit each input source to be identified and labeled Video Input Connectors VIDEO INPUT Th2. Suite 115 Norcross CA 30003 404 717 6835 Midwest 1707 North Randall Road Elgin IL 60123 708 468 5200 Southwest 4500 Amon Carter Bivd Ft Worth TX 76155 817 685 1117 Western 6550 Katella Ave Cypress CA 90630 714 373 7265 MATSUSHITA ELECTRIC OF CANADA LIMITED 5770 Ambler Drive Mississauga Ontario Canada LAW 2T3 416 624 5010 PANASONIC SALES COMPANY DIVISION OF MATSUSHITA ELECTRIC OF PUERTO RICO INC San Gabriel industrial Park 65th Infantry Ave KM 9 5 Carolina Puerto Rico 00630 809 750 4300 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law NO980 6023 YWJ220PRB010 Printed in USA
3. Video Switcher Wy 220 220R 225 225R nance servicing instructions in the CAUTION TO REDUCE THE RISK OF ELEC SA 1966 literature accompanying the appli TRIC SHOCK DO NOT REMOVE ance COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALI FIED SERVICE PERSONNEL The exclamation point within an CAUTION equilateral triangle is intended to alert the user to the presence of DO NOT OPEN important operating and mainte The lightning flash with arrowhead symbol within an equilateral tri angle isintended to alert the user to the presence of uninsulated dan gerous voltage within the product s SA 1965 enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons WARNING TO PREVENT FIRE OR SHOCK HAZARD DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE E PREFACE E PRECAUTIONS Panasonic active switchers are compact accessories 1 Do not use the unit beyond its temperature for use in color or black and white video produc humidity or power source ratings tion systems Six WJ 220 or twelve WJ 225 l i a Designed for indoor use composite video inputs can be switched to a Ambient temperature must not range be single video output yond 14 F 122 F 10 C 50 C Panasonic active switchers are available in desk top WJ 220 WJ 225 or 1 high unit that fits b Avoid using the unit when humidity is above standard EIA 19 rackmount WJ 22
4. ere are two unterminated video input con nectors for each channel to allow loop through hook up If looping through is not used terminate the input with 75 ohm BNC Termi nator Plugs not provided Video Output Connector VIDEO OUTPUT The single BNC connector contains the video signal from the selected input Power Cord CARD LABELING 1 Write the camera position or number on the indication cards of standard accessory 2 Pull off the covers of the Video Selecting Switches place the indication cards and replace the covers N Video Selecting Switch Indication Card Cover Mi CONNECTIONS Video Output Connector Coaxial Cable bani M enn TV Camera AC Viveo Input Connector BNC Connector 7 Coaxial Cable for Looping through A t Video input Connector e Video Input Connectors The vertical interval switching of the unit is triggered by the vertical sync within Video Input No 1 Therefore to obtain vertical interval switching a video signal must be con nected to input No 1 and alt other video signals must be synchronized to that signal All of the Video Input Connectors are untermi nated lf looping through is not desired 75 ohm BNC Termination Plugs not pro vided should be used for termination Video tnput Connector Coaxial Cable NE L Video Monitor AC 75 OHM 120V AC 60Hz WIRING PRECAUTIONS 1 Use 7522 coaxial cable 2 Never staple t
5. he cable not even with circular staples Do not bend coaxia cable into a curve whose radius is smaller than 10 times its diameter Nev r crush or pinch the cable Any of these will change the impedance of the cable and cause poor picture quality RS ce HM SPECIFICATIONS WJ 220 WJ 225 WJ 220R WJ 225R 120V AC 60Hz Video input 1 0Vp p composite 75Q or Hi Z BNC Video Output 1 OVp p composite 752 BNC Non lock illumination type Electronic vertical interval switching Better than 60dB at 3 58MHz Differential Gain Less than 0 5 10 90 APL average picture leve Less than 0 5 10 m 90 APL 10MH2 0 50B Ambient Operating Temperature 14 F 122 F 10 C 50 C Ambient Operating Humidity Less than 90 Dimensions 8 x14 xa 162 x134 x5 19 xi Re x54 i 19 x1 x5 W x H x DI 210x44x135 mm 420x44x135 mm 480x44x125 mm 480x44x 135 mm Weight Approx 3 Ibs Approx 4 lbs Approx 3 ibs Approx 4 Ibs s 14 kg 2 2 kg 1 5 kg 22 kg M STANDARD ACCESSORIES indication Card t set Panasonic Broadcast 8 Television Systems Company Division of Matsushita Electric Corporation of America CLOSED CIRCUIT VIDEO EQUIPMENT DIVISION Executive Office One Panasonic Way Secaucus New Jersey 07094 Regional Offices Northeast 43 Hartz Way Secaucus NJ 07094 201 348 7303 Southeast 1854 Shackleford Court
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Panasonic WJ 220/200R/225/225R Manual