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TV - Conventional CRT, LCD Projectors, TFT, Plasma, Big Screen, HDTV, Home theater - Service manuals, repair tips| File information: | | File name: | JVC AV56W74.part01.rar
[preview AV56W74] new window | | Size: | 2929 kB | | Extension: | | | MD5 Checksum: | bfb3cb1e2655a5466dc0d1792670114a | | Mfg: | JVC | | Model: | AV56W74 | | Original no||Chassis||Ordercode: | | | Description: | service manual, schematics, parts list,user guide | | Group: | > > > | | Uploaded: | 2009-09-29 09:18:56 | | User: | bradp1976fxef | | Multipart: | 0 1 2 3 4 5 6 7 8 |
| Information about the files in archive: | | Decompress result: | OK | | Extracted files: | 5 | | File name | Read result | Text | | 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\\\\\\\\
| | 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 R | | 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 sh | | 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 | | 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 ............................................................... |
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