Yamaha-DVDC-900-Service-Manual电路原理图.pdf
《Yamaha-DVDC-900-Service-Manual电路原理图.pdf》由会员分享,可在线阅读,更多相关《Yamaha-DVDC-900-Service-Manual电路原理图.pdf(89页珍藏版)》请在收音机爱好者资料库上搜索。
1、DVD-C900 DVD-C900 100653 SERVICE MANUAL DVD PLAYER This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already known and understood
2、 by the users, and have therefore not been restated. WARNING:Failure to follow appropriate service and safety procedures when servicing this product may result in personal injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons, we advise al
3、l YAMAHA product owners that any service required should be performed by an authorized YAMAHA Retailer or the appointed service representative. IMPORTANT:The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or recognition of any applicabl
4、e technical capabilities, or establish a principle-agent relationship of any form. The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and service departments of YAMAHA are continually striving to improve YAMAHA products. Modi
5、fications are, therefore, inevitable and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributors Service Division. WARNING:Static discharges can destroy expensive components. Discharge any static electrici
6、ty your body may have accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss). IMPORTANT:Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit. IMPORTANT NOTICE DVD-C900 SERVICE MANUAL DI
7、SC MODE ANGLERETURN MULTI SPEED TITLE/INDEX AUDIOSELECT SUBTITLE OFF/ON DVD1 TITLE MENU SET UP ON SCREEN STOPSTILL/PAUSE 32154 7 PLAY 6 +10 098 TIME OPEN/ CLOSEDISC SKIP CANCELRANDOMPROGS/F REPEAT A-B SKIP/SEARCH RadioFans.CN 收音机爱 好者资料库 DVD-C900 DVD-C900 1. Critical Components Information. Component
8、s having special characteristics are marked and must be replaced with parts having specifications equal to those originally installed. 2. Leakage Current Measurement (For 120V Models Only). When service has been completed, it is imperative to verify that all exposed conductive surfaces are properly
9、insulated from supply circuits. GMeter impedance should be equivalent to 1500 ohm shunted by 0.15F. GLeakage current must not exceed 0.5mA. GBe sure to test for leakage with the AC plug in both polarities. EQUIPMENT UNDER TEST WALL OUTLET INSULATING TABLE AC LEAKAGE TESTER OR EQUIVALENT CAUTION: USE
10、 OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE. THE COMPACT DISC PLAYER SHOULD NOT BE ADJUSTED OR REPAIRED BY ANYONE EXCEPT PROPERLY QUALIFIED SERVICE PERSONNEL. PROTECTION OF EYES FROM LASER BEAM DURING SERVICING
11、 I TO SERVICE PERSONNEL 1 This set employs a laser. Therefore, be sure to carefully follow the instructions below when servicing . 1. Pickup GWave length: 655 nm GLaser power: CLASS II 2. When checking the laser diode emission, keep your eyes more than 30 cm away from the objective lens. I CONTENTS
12、TO SERVICE PERSONNEL .1 PREVENTION OF ELECTRO STATIC DISCHRGE (ESD) TO ELECTRO STATICALLY SENSITIVE (ES) DEVICES.2 SPECIFICATIONS .3 REAR PANELS .4 PRECAUTION LASER DIODE .5 HANDLING PRECAUTIONS FOR TRAVERS DECK .5 INTERNAL VIEW .6 DISASSEMBLY PROCEDURES .78 REPLACING THE MAIN PARTS OF THE TRAVERSE
13、UNIT .910 GREASE APPLICATION DIAGRAM.10 MAIN P.C.B. OPERATION CHECK .11 ADJUSTMENT.1213 TEST MODE .1526 TROUBLESHOOTIG .2730 IC DATA .3146 IC BLOCKS .4752 PIN CONNECTION DIAGRAM .52 DISPLAY DATA .53 BLOCK DIAGRAM .5455 PRINTED CIRCUIT BOARD .5665 SCHEMATIC DIAGRAM .6668 PARTS LIST .6984 SWITCHING PO
14、WER SUPPLY .8587 REMOTE CONTROL TRANSMITTER.88 OPERATING INSTRUCTION .8996 RadioFans.CN 收音机爱 好者资料库 DVD-C900 DVD-C900 WARNING: CHEMICAL CONTENT NOTICE! The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (where applicable) component
15、s may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm. DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHATSOEVER! Avoid prol
16、onged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor! If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food. 2 IPREVENTION OF ELECTRO STATI
17、C DISCHARGE (ESD) TO ELECTRO STATICALLY SENSITIVE (ES) DEVICES DVD-C900 DVD-C900 U . U.S.A. model R . General model T . China model Manufactured under license from Dolby Laboratories Licens- ing Corporation. Dolby and the double-D symbol V are trademarks of Dolby Laboratories Licensing Corporation.
18、I SPECIFICATIONS 3 I AUDIO SECTION Frequency Response DVD (48kHz Sampling)2 Hz to 22 KHz DVD (96kHz Sampling)2 Hz to 44 KHz CD, Video CD2 Hz to 20 KHz Harmonic Distortion+Noise (1kHz)0.002% or less S/N Ratio115 dB or more (Weighted) Dynamic Range DVD (48kHz, 24 bit)104 dB or more CD, Video CD100 dB
19、or more Output Voltage (1 kHz, 0 dB)2.0 0.3V I VIDEO SECTION VIDEO output1 Vp-p (75 ohms) S VIDEO output Y output1 Vp-p (75 ohms) C output U model0.286 Vp-p (75 ohms) R, T models0.3 Vp-p (75 ohms) COMPONENT VIDEO output Y output1 Vp-p (75 ohms) Pb output U model0.648 Vp-p (75 ohms) R, T models0.7 Vp
20、-p (75 ohms) Pr output U model0.648 Vp-p (75 ohms) R, T models0.7 Vp-p (75 ohms) I GENERAL Power Requirements U model120V, 60Hz T model220V, 50Hz R model110 to 240V, 50/60Hz Power Consumption30W Dimensions (W x H x D) (Without side panels)435 x 116 x 404 mm (17-1/8” x 4-9/16” x 15-7/8”) (With side p
21、anels)473 x 116 x 404 mm (18-5/8” x 4-9/16” x 15-7/8”) Weight (Without side panels)6.2 kg (13 lbs 10 oz) (With side panels)7.2 kg (15 lbs 13 oz) AccessoriesAudio/video connection cord Remote control transmitter Dry-cell: x2 (Size “AA”, R06) * Specifications subject to change without notice. LOCALE M
22、ANAGEMENT INFORMATION Locale Management Information : This DVD player is designed and manufactured to respond to the Locale Management Information that is recorded on a DVD disc. If the Locale number described on the DVD disc does not correspond to the Locale number of this DVD player, this DVD play
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- Yamaha DVDC 900 Service Manual 电路 原理图