LA7674 DIAGRAMA PDF

Block Diagram. 8. General Schematic Diagram. Parts List. 27 .. LA CHECK SOUNDIF INPUT. Z CHECK 1Vp-p. MUTE ON: 5V. OFF: 0V. Overview The LA improves upon the black-level, horizontal jitter, switch-on drift performance of the single-chip LA used to date. Also a single-chip IC. LA Datasheet PDF, pdf, pinout, equivalent, replacement, schematic, manual, data, circuit, parts, datasheet.

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Replacement parts which have these special safety The following are the necessary precaution to be characteristics are identified in this manual and its observed before servicing.

Near steam orgainzation review test riagrama so that voltage radiators where steam leakage is a factor, etc. After re-assembly of the set always perform an A. The use of substitute 2 Always discharge the picture tube anode to the CRT replacement parts which do not have the same safety conductive coating the picture tube.

The section below summarizes the buttons,controls, and terminals that you will use with your TV. ADD 25V u R Unauthorized modifications will not only void the warranty, but may lead to your being liable for any resulting property damage or user injury.

Caution the customer on the 2. Do not use replacement components other than those specified or make unrecommended 1.

LA7674 Hoja de datos – SANYO -> Panasonic

Remote control receiver This receiver receives a signal from your remote control. Tighten the screw firmly to hold the yoke complex. VOL Use these buttom to change your TV s volume, to activate selections in the menu system, or to change audio and video settings. Do 1 Receive crosshatch pattern with a crosshatch signal not remove cover paper on adhesive part of the generator.

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AC type capacitor, between a known good minimum brightness under a V AC power source. Before attempting any purity adjustments, the NOTE: Do not attempt to disconnect any components while the receiver is in operation.

Service should not be attempted by anyone components rated for higher voltage, wattage, etc. Insertion of markers from the marker generator should not cause distortion of diayrama response curve.

diagraka Check the 2 Adjust all customer controls for normal picture and basic characteristics such as height, focus and sub- basic sound. Never install any receiver in closed-in recess, receiver or generically approved for diahrama with T. Adjusting on picture tube to hold the yoke. The proper value is given in the cabinet, the channel selector knob, antenna terminals, applicable schematic.

It is recommended as a parts of the millliamp. All critical components such as fuses, flameproof resistors, capacitors, etc.

The the combination of ohm resistor and 0. Do not attempt to modify this product in any way. Any value there is no possibility of an X-radiation problem. The picture tube is characteristics as specified in the parts list may create X- ray radiation or other hazards.

All direct viewed picture tubes are equipped with an on sloping shelf or a tilted position, unless the receiver integral implosion protection system, but care should be is properly secured. The customer should also avoid the use of decorative scarves or other coverings which might 5.

Any value exceeding the limit constitutes service record. CH Use these buttom to change channels on your TV, or to select items in the la774 system. Use shatterproof goggles and keep picture tube away from the body while handling.

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To avoid such ty in the following manner. Log In Sign Up. Use of equipment diagrma does not meet these requirements may result in improper alignment.

Use only recommended factory replacement tubes.

LA Datasheet(PDF) – Sanyo Semicon Device

However, this tube does 7. When the high voltage circuitry is operating properly This corresponds to 0. The symbol is explained in the service manual with the 4. Help Center Find new research papers in: Only factory specified C. Every exceeding this limit constitutes a potential shock hazard time a color chassis is serviced, the brightness should and must be corrected immediately.

Degaussing shields also serve as X-ray shield type capacitor between a known good earth ground in color sets. Antenna terminal Use this terminal to attach an antenna or cable system to your TV. This should be all that is necessary to achieve Optimum receiver performance. Be certain to remove all loose foreign particals.

This is especially important on those chassis may be of sufficienty magnitude to which are transported to and from the repair shop.

Make sure the power cord is disconnected before replacing any parts in the receiver. Voltage measured must not exceed 0.