JVC AV56W74 free download

File name 12.txt

JVC\AV48WP74\just went click*click*click when turned on\\\\Video drive IC (IC1101) on the red CRT module shorted. It looked like bad solder on the B+ was the cause\\\\\\\\

File name 52105.pdf

AV-48WP74 AV-56WP74 SERVICE MANUAL REAR PROJECTION TELEVISION 4 2003 52105 AV-48WP74/HA, AV-56WP74/HA BASIC CHASSIS SB3 TABLE OF CONTENTS 1 2 3 4 PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5 ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-21 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-64 COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD. No.52105 2003/4 AV-48WP74 AV-56WP74 SPECIFICATION Items Dimensions (W x H x D) Mass TV RF System Color System Sound System TV Receiving Channels and Frequency VL Band VH Band UHF Band CATV Receiving Channels and Frequency Low Band High Band Mid Band Super Band Hyper Band Ultra Band Sub Mid Band TV/CATV Total Channel Antenna Terminal (VHF/UHF) Intermediate Frequency Video IF Carrier Sound IF Carrier Color Sub Carrier Power Input Power Consumption Screen Screen Size Projection Tube High Voltage Speaker Audio Power Output External Input Contents AV-48WP74 120.0cm x 124.4cm x 60.9cm ( 47 1/4" x 49" x 24" ) 81kg (179 Ibs) CCIR (M) NTSC BTSC System (Multi Channel Sound) AV-56WP74 136.8cm x 138.6cm x 66.7cm ( 53 7/8" x 54 5/8" x 26 3/8" ) 95kg (209 Ibs) (02~06) 54MHz~88MHz (07~13) 174MHz~216MHz (14~69) 470MHz~806MHz 54MHz~804MHz (02~06, A-8) by (02~06 & 01) (07~13) by (07~13) (A~1) by (14~22) (J~W) by (23~36) (W+1~W+28) by (37~64) (W+29~W+84) by (65~125) (A8, A4~A1) by (01, 96~99) 180 Channels 75ohm unbalanced F-type connector 45.75MHz 41.25MHz (4.5MHz) 3.58MHz 120V AC, 60Hz 248W (Max) Transparent screen (unitized fresnel lens/double lenticular lens) 48" (122cm) Measured diagonally, 16:9 ratio 56" (142cm) Measured diagonally, 16:9 ratio (W:106.3 cm x H:59.8 cm) (W:124 cm x H:69.8 cm) 17cm (6.7") tube x 3 ( R/G/B ) 31kV±1.0kV (at zero beam current) 16cm round x 2 (Woofer), 5.5cm round x 2 (Tweeter) 10W+10W Video Input 1V (p-p), 75ohm (RCA pin jack x 4) Audio Input 500mV(rms) ( -4dBs), high impedance (RCA pin jack x 8) S-Video Y: 1V (p-p) positive, 75ohm negative sync provided C: 0.286V(p-p) (burst signal) Mini-DIN 4pin connector x 2 Component Input Y: 1V (p-p), 75ohm (RCA pin jack x 2) Pb: ±0.35V(p-p), 75ohm (RCA pin jack x 2) Pr: ±0.35V(p-p), 75ohm (RCA pin jack x 2) 1080i DTV (digital broadcast) ready Digital Input DVI-D signal link 19pin connector (Digital-input terminal is not compatible with computer signal) Audio Input 500mV(rms) ( -4dBs), high impedance (RCA pin jack x 2) Subwoofer Output More than 0 to 1000mV (rms) (+2.2dBs) (RCA pin jack x1) Audio Output (VARI/FIX) VARI : More than 0 to 1000mV (rms) (+2.2dBs) FIX : 500mV(rms) (-4dBs), low impedance

File name 52105ien.pdf

Projection Television Users Guide For Models: AV-65WP74 AV-56WP74 AV-48WP74 Illustration of AV-65WP74 and RM-C1200G Important Note: In the spaces below, enter the model and serial number of your television (located at the rear of the television cabinet). Staple your sales receipt or invoice to the inside cover of this guide. Keep this user's guide in a convenient place for future reference. Keep the carton and original packaging for future use. Model Number: Serial Number: LCT1282-001A-A 0103-TN-II-IM Important Safety Precautions CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION: To reduce the risk of electric shock. Do not remove cover (or back). No user serviceable parts inside. Refer servicing to qualified service personnel. The lightning flash with arrowhead symbol, within an equilateral triangle is intended to alert the user to the presence of uninsulated "dangerous voltage" within the product's enclosure that may be of sufficient magnitude to constitute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. WARNING: CAUTION: TO PREVENT FIRE OR SHOCK HAZARDS, DO NOT EXPOSE THIS TV SET TO RAIN OR MOISTURE. TO INSURE PERSONAL SAFETY, OBSERVE THE FOLLOWING RULES REGARDING THE USE OF THIS UNIT. 1. Operate only from the power source specified on the unit. 2. Avoid damaging the AC plug and power cord. 3. Avoid Improper installation and never position the unit where good ventilation is unattainable. 4. Do not allow objects or liquid into the cabinet openings. 5. In the event of trouble, unplug the unit and call a service technician. Do not attempt to repair it yourself or remove the rear cover. Changes or modifications not approved by JVC could void the warranty. * When you don't use this TV set for a long period of time, be sure to disconnect both the power plug from the AC outlet and antenna for your safety. * To prevent electric shock do not use this polarized plug with an extension cord, receptacle or other outlet unless the blades can be fully inserted to prevent blade exposure. IMPORTANT RECYCLING INFORMATION This product utilizes both a Cathode Ray Tube (CRT) and other components that contain lead. Disposal of these materials may be regulated in your community due to environmental considerations. For disposal or recycling information, please contact your local authorities, or the Electronic Industries Alliance: http://www.eiae.org · As an "ENERGY STAR®" partner, JVC has determined that this product or product model meets the "ENERGY STAR®" guidelines for energy efficiency. Important Safeguards CAUTION: Please read and retain for your safety. Electrical energy can perform many useful functions. This TV set has been engineered and manufactured to assure your personal safety. But improper use can result in potential electrical shock or fire hazard

File name 52105par.pdf

AV-48WP74 AV-56WP74 PARTS LIST CAUTION The parts identified by the symbol are important for the safety . Whenever replacing these parts, be sure to use specified ones to secure the safety. The parts not indicated in this Parts List and those which are filled with lines --- in the Parts No. columns will not be supplied. P. W. Board Ass'y will not be supplied, but those which are filled with the Parts No. in the Parts No. columns will be supplied. ABBREVIATIONS OF RESISTORS, CAPACITORS AND TOLERANCES RESISTORS CR FR PR VR HV R MF R MG R MP R OM R CMF R UNF R CH V R CH MG R COMP. R LPTC R Carbon Resistor Fusible Resistor Plate Resistor Variable Resistor High Voltage Resistor Metal Film Resistor Metal Glazed Resistor Metal Plate Resistor Metal Oxide Film Resistor Coating Metal Film Resistor Non-Flammable Resistor Chip Variable Resistor Chip Metal Glazed Resistor Composition Resistor Linear Positive Temperature Coefficient Resistor C CAP. E CAP. M CAP. CH CAP. HV CAP. MF CAP. MM CAP. MP CAP. PP CAP. PS CAP. TF CAP. MPP CAP. TAN. CAP. CH C CAP. BP E CAP. CH AL E CAP. CH AL BP CAP. CH TAN. E CAP. CH AL BP E CAP. CAPACITORS Ceramic Capacitor Electrolytic Capacitor Mylar Capacitor Chip Capacitor High Voltage Capacitor Metalized Film Capacitor Metalized Mylar Capacitor Metalized Polystyrol Capacitor Polypropylene Capacitor Polystyrol Capacitor Thin Film Capacitor Metalized Polypropylene Capacitor Tantalum Capacitor Chip Ceramic Capacitor Bi-Polar Electrolytic Capacitor Chip Aluminum Electrolytic Capacitor Chip Aluminum Bi-Polar Capacitor Chip Tantalum Electrolytic Capacitor Chip Tantalum Bi-Polar Electrolytic Capacitor RESISTORS F ±1% G ±2% J ±5% K ±10% M ±20% N ±30% R +30% -10% H +50% -10% Z +80% -20% P +100% -0% (No.52105)3-1 AV-48WP74 AV-56WP74 CONTENTS EXPLODED VIEW PARTS LIST - 1 ... 3-2 EXPLODED VIEW - 1 ... 3-3 EXPLODED VIEW PARTS LIST - 2 ... 3-4 EXPLODED VIEW - 2 ... 3-4 PRINTED WIRING BOARD PARTS LIST ... 3-6 MAIN PW BOARD ASS'Y (SSB-1070A-M2) [AV-48WP74] (SSB-1069A-M2) [AV-56WP74] ... 3-6 POWER & DEF PW BOARD ASS'Y (SSB-2070A-M2) [AV-48WP74] (SSB-2069A-M2) [AV-56WP74] ...

File name 52105sch.pdf

AV-48WP74 AV-56WP74 AV-48WP74 AV-56WP74 AV-48WP74, AV-56WP74 STANDARD CIRCUIT DIAGRAM NOTE ON USING CIRCUIT DIAGRAMS 1.SAFETY The components identified by the symbol and shading are critical for safety. For continued safety replace safety critical components only with manufactures recommended parts. Type No indication MM PP MPP MF TF BP TAN (3)Coils No unit : Original setting position when shipped :DC 20k :H :V :Others (5)Voltage values /V 20µs /div 5ms /div Sweeping time is specified Others (4)Power Supply :B1 :9V Respective voltage values are indicated (5)Test point :Test point (6)Connecting method :Connector :Wrapping or soldering :Only test point display :B2 (12V) :5V :[ µ H] :As specified :Ceramic capacitor :Metalized mylar capacitor :Polypropylene capacitor :Metalized polypropylene capacitor :Metalized film capacitor :Thin film capacitor :Bipolar electrolytic capacitor :Tantalum capacitor CONTENTS USING P.W. BOARD ... 2-3 SEMICONDUCTOR SHAPES ... 2-3 BLOCK DIAGRAM... 2-5 CIRCUIT DIAGRAMS MAIN PWB CIRCUIT DIAGRAM ... 2-7 RECEIVER PWB CIRCUIT DIAGRAM ... 2-31 R CRT SOCKET PWB CIRCUIT DIAGRAM ... 2-33 G CRT SOCKET PWB CIRCUIT DIAGRAM ... 2-35 B CRT SOCKET PWB CIRCUIT DIAGRAM ... 2-37 VM PWB CIRCUIT DIAGRAM ...2-39 DEF OSC PWB CIRCUIT DIAGRAM ... 2-41 POWER & DEF PWB CIRCUIT DIAGRAM ... 2-43 LINE FILTER PWB CIRCUIT DIAGRAM ... 2-47 CONVEREGENCE OUT PWB CIRCUIT DIAGRAM ... 2-49 FRONT RELAY PWB CIRCUIT DIAGRAM ... 2-51 REMOCON SENSOR PWB CIRCUIT DIAGRAM ...