Toshiba-SD-4900-Service-Manual电路原理图.pdf

SERVICE MANUAL DVD VIDEO PLAYER FILE NO. 810-200327 DOCUMENT CREATED IN JAPAN, Jul., 2003 SD-4900 RadioFans.CN 收音机爱 好者资料库 1-11-1 SECTION 1 SUMMARY CONTENTS OWNERS MANUAL(SD-4900). 1-2 PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS. 1-36 SERVICING PRECAUTIONS. 1-37 General Servicing Precautions Insulation Checking Prodedure Electrostatically Sensitive Devices RadioFans.CN 收音机爱 好者资料库 1-2 DVD PLAYER OWNERS MANUAL MODEL : SD-4900 Before connecting, operating or adjusting this product, please read this instruction booklet carefully and completely. S S S Su u u ur r r rr r r ro o o ou u u un n n nd d d d S S S So o o ou u u un n n nd d d d 3 3 3 3D D D D 1-3 Safety Precautions This lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated dangerous voltage within the products 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: Do not install this equipment in a confined space such as a bookcase or similar unit. CAUTION: This Digital Video Disc Player employs a Laser System. To ensure proper use of this product, please read this owners manual carefully and retain for future reference, should the unit require maintenance, contact an authorized service location- see service procedure. Use of controls, adjustments or the performance of procedures other than those specified herein may result in hazardous radiation exposure. To prevent direct exposure to laser beam, do not try to open the enclosure. Visible laser radiation when open. DO NOT STARE INTO BEAM. CAUTION: The apparatus shall not be exposed to water, dripping or splashing and that no objects filled with liquids, such as vases, shall be placed on the apparatus. FCC WARNING: This equipment may generate or use radio frequency energy. Changes or modifications to this equipment may cause harmful interference unless the modifi- cations are expressly approved in the instruction manual. The user could lose the authority to operate this equipment if an unauthorized change or modification is made. REGULATORY INFORMATION: FCC Part 15 This product 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 when the product is operated in a residential installation. This product generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instruction manual, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this product does cause harmful interference to radio or television reception, which can be determined by turning the product off and on, the user is encouraged to try to correct the interference by one or more of the following measures: ?Reorient or relocate the receiving antenna. ?Increase the separation between the product and receiver. ?Connect the product into an outlet on a circuit different from that to which the receiver is connected. ?Consult the dealer or an experienced radio/TV technician for help. Notes on copyrights: It is forbidden by law to copy, broadcast, show, broadcast via cable, play in public, or rent copyright material without permission. This product is equipped with copy protection measures developed by Macrovision. Copy protection signals are record- ed on some discs. When recording these discs on a VCR, picture noise will appear during playback. This product incorporates copyright protection technology that is protected by certain U.S. patent claims and other intellectual property rights owned by Macrovision Corporation and other rights owners. Use of this copyright protection technology must be authorized by Macrovision Corporation, and is intended for home and other limited viewing uses only unless otherwise authorized by Macrovision Corporation. Reverse engineering or disassembly is prohibited. SERIAL NUMBER: The serial number is found on the back of this unit. This number is unique to this unit and not available to others. You should record requested information here and retain this guide as a permanent record of your purchase. Model No. _ Serial No. _ CAUTION: TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF PLUG TO WIDE SLOT, FULLY INSERT. ATTENTION: POUR VITER LES CHOC LECTRIQUES, INTRODUIRE LA LAME LA PLUS LARGE DE LA FICHE DANS LA BORNE CORRESPONDANTE DE LA PRISE ET POUSSER JUSQUAU FOND. WARNING: TO REDUCE THE RISK OF FIRE OR ELEC- TRIC SHOCK, DO NOT EXPOSE THIS PRODUCT TO RAIN OR MOISTURE. 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. 1-4 INTRODUCTION IMPORTANT SAFETY INSTRUCTIONS CAUTION:PLEASE READ AND OBSERVE ALL WARNINGS AND INSTRUCTIONS IN THIS OWNERS MANUALAND THOSE MARKED ON THE UNIT. RETAIN THIS BOOKLET FOR FUTURE REFERENCE. This set has been designed and manufactured to assure personal safety. Improper use can result in electric shock or fire hazard. The safeguards incorporated in this unit will protect you if you observe the following proce- dures for installation, use, and servicing. This unit does not contain any parts that can be repaired by the user. DO NOT REMOVE THE CABINET COVER, OR YOU MAY BE EXPOSED TO DANGEROUS VOLTAGE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL ONLY. 1.Read These Instructions All safety and operating instructions should be read before the product is operated. 2.Follow All Instructions All operating and use instructions should be followed. 3.Keep These Instructions The safety and operating instructions should be retained for future reference. 4.Heed All Warnings All warnings on the product and in the operating instructions should be adhered to. 5.Power Sources This product should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply in your home, consult your product dealer or local power company. For products intended to operate from bat- tery power, or other sources, refer to the operating instructions. 6.Grounding or Polarization Do not defeat the safety purpose of the polarized plug has two blades with one wider than the other. A grounding-type plug has two blades and a third grounding prong. The wide blade or the prong are provided for your safety. If the provided plug does not fit into your outlet, consult an electrician for replacement of the obso- lete outlet. 7.Ventilation Slots and openings in the cabinet are provided for ventilation and to ensure reliable operation of the product and to protect it from over- heating. These openings must not be blocked or covered. The open- ings should never be blocked by placing the product on a bed, sofa, rug or other similar surface. This product should not be placed in a built-in installation such as a bookcase or rack unless proper ventila- tion is provided or the manufacturers instructions have been adhered to. 8.Heat Do not install near any heat sources such as radiators, heat regis- ters, stoves, or other apparatus (including amplifiers) that produce heat. 9.Water and Moisture Do not use this apparatus near water. For example: near a bath tub, wash bowl, kitchen sink, Laundry tub, in a wet basement; or near a swimming pool. 10. Cleaning Unplug this product from the wall outlet before cleaning. Do not use liquid cleaners or aerosol cleaners. Clean only with dry cloth. 11. Power-Cord Protection Protect the power cord from being walked on or pinched particularly at plugs, convenience receptacles, and the point where they exit from the apparatus. 12. Overloading Do not overload wall outlets, extension cords, or integral conve- nience receptacles, this can result in a risk of fire or electric shock. 13. Lightning Unplug this apparatus during lightning storms or when unused for long periods of time. This will prevent damage to the product due to lightning and power-line surges. 14. Object and Liquid Entry Never push objects of any kind into this product through openings as they may touch dangerous voltage points or short-out parts that could result in a fire or electric shock. Never spill liquid of any kind on the product. 15. Attachments Only use attachments/accessories specified by the manufacturer. 16. Accessories Use only with the cart, stand, tripod, bracket, or table specified by the manufacturer or sold with the apparatus. When a cart is used, use caution when moving the cart/apparatus combination to avoid injury from tip-over. 17. Disc Tray Keep your fingers well clear of the disc tray as it is closing. It can cause personal injury. 18. Burden Do not place a heavy object on or step on the product. The object may fall, causing serious personal injury and serious damage to the product. 19. Connecting When you connect the product to other equipment, turn off the power and unplug all of the equipment from the wall outlet. Failure to do so may cause an electric shock and serious personal injury. Read the owners manual of the other equipment carefully and fol- low the instructions when making any connections. 20. Sound Volume Reduce the volume to the minimum level before you turn on the product. Otherwise, sudden high volume sound may cause hearing or speaker damage. 21. Sound Distortion Do not allow the product to output distorted sound for a longtime. It may cause speaker overheating and fire. 22. Earphone When you use the earphone, keep the volume at a moderate level. If you use the earphone continuously with high volume sound, it may cause hearing damage. 23. Laser Beam Do not look into the opening of the disc tray or ventilation opening of the product to see the source of the laser beam. It may cause sight damage. 24. Disc Do not use a cracked, deformed, or repaired disc. These discs are easily broken and may cause serious personal injury and product malfunction. 25. Damage Requiring Service Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power-supply cord or plug is damaged, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normal, or has been dropped. 26. Servicing Do not attempt to service this product yourself as opening or removing the cover may expose you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel. 27. Replacement parts When replacement parts are required, be sure the service techni- cian has used replacement parts specified by the manufacturer or have the same characteristics as the original part. Unauthorized substitutions may result in fire, electric shock, or other hazards. 28. Safety Check Upon completion of any service or repairs to this product, ask the service technician to perform safety checks to determine that the product is in proper operating condition. PORTABLE CART WARNING 1-5 Table of Contents Introduction Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . 2 IMPORTANT SAFETY INSTRUCTIONS . . . . . . . . . . 3 Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Before Use . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6 Playable Discs. . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Notes on Discs . . . . . . . . . . . . . . . . . . . . . . . . . . 6 About Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Front Panel and Display Window . . . . . . . . . . . . . . 7 Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Rear Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Preparation Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-11 Connecting to a TV . . . . . . . . . . . . . . . . . . . . . . 10 Connecting to Optional Equipment . . . . . . . . . . . 11 Before Operation . . . . . . . . . . . . . . . . . . . . . . . 12-16 General Explanation. . . . . . . . . . . . . . . . . . . . . . 12 On-Screen Display . . . . . . . . . . . . . . . . . . . . 12-13 Initial Settings . . . . . . . . . . . . . . . . . . . . . . . . 14-16 ?Initial Settings General Operation. . . . . . . . . 14 ?Language . . . . . . . . . . . . . . . . . . . . . . . . . . 14 ?Picture. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 ?Sound . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 ?Others. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 ?Parental Control. . . . . . . . . . . . . . . . . . . . . . 17 Operation Operation with DVD and Video CD . . . . . . . . . 18-21 Playing a DVD and Video CD. . . . . . . . . . . . . . . 18 General Features. . . . . . . . . . . . . . . . . . . . . . . . 18 ?Moving to another TITLE/GROUP . . . . . . . . 18 ?Moving to another CHAPTER/TRACK . . . . . 18 ?Search. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 ?Pause . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 ?Still Picture and Frame-by-Frame Playback . 19 ?Slow Motion. . . . . . . . . . . . . . . . . . . . . . . . . 19 ?Random . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 ?Repeat A-B . . . . . . . . . . . . . . . . . . . . . . . . . 19 ?Repeat . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 ?Time Search . . . . . . . . . . . . . . . . . . . . . . . . 19 ?Selecting the sound enhancement . . . . . . . . 20 ?Zoom. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 ?Marker Search. . . . . . . . . . . . . . . . . . . . . . . 20 Special DVD Features . . . . . . . . . . . . . . . . . . . . 20 ?Title Menu . . . . . . . . . . . . . . . . . . . . . . . . . . 20 ?Disc Menu. . . . . . . . . . . . . . . . . . . . . . . . . . 20 ?Camera Angle . . . . . . . . . . . . . . . . . . . . . . . 20 ?Changing the Audio Language. . . . . . . . . . . 20 ?Changing the Audio Channel . . . . . . . . . . . . 20 ?Subtitles . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 DVD Audio Discs . . . . . . . . . . . . . . . . . . . . . . . . 21 ?Moving to another GROUP. . . . . . . . . . . . . . 21 ?Viewing another PAGE. . . . . . . . . . . . . . . . . 21 Operation with Audio CD and MP3/WMA Disc. . 22-23 Playing an Audio CD and MP3/WMA Disc . . . . . 22 Notes on MP3/WMA R