Bang-Olufsen-DVD-1-Service-Manual(1) 电路图 维修手册.pdf
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1、DVD 1 Type 4620 Service Center repair guide English, German, French, Italian, Spanish RadioFans.CN 收音机爱 好者资料库 CONTENTS Survey of modules . 1.1 How to service . 1.2 Specifi cation guidelines for service use . 1.3 Cautions . 1.5 Brief operation guide . 2 Wiring diagram . 3 List of available parts . 4
2、Service mode and repair tips . 5 English . 5.1 German . 5.3 French . 5.5 Italian . 5.7 Spanish . 5.9 Disassembly . 6 Replacement of PCB1, PCB2 and PCB5 . 6.2 Replacement of PCB998 . 6.3 Replacement of loader plate . 6.4 Insulation test . 7 English . 7.1 German . 7.2 French . 7.3 Italian . 7.4 Spanis
3、h . 7.5 RadioFans.CN 收音机爱 好者资料库 1.1 DVDM ASD1 Mains (shaver), PCB4 Display Board, PCB3 Loader DVD1 Power supply, PCB1 IC 1603 1604 1501 1600 1100 1602 SMPS, P, driver RGB or CVBS (Switch) J4 J6 J7 J10 J1 J5 J4 J15J14 J1 CD-mech. RGBor Y/C or YUV CVBS Analog audio R+L AVL data +0V/6V/12V (pin 8) S C
4、A R T Y/C (Mini DIN) CVBS (Phono) DATA (Mini jack) Dig. Audio (Phono) Analog audio out (2 x Phono) R L A/V Board, PCB2 Key in, +5V and Display control LoadermotorSwitch info in Switch info out 0/6V/12V +AVL etc. PCB998 Survey of modules Survey of modules RadioFans.CN 收音机爱 好者资料库 1.2 How to service It
5、 is possible that service of DVD 1 can be carried out in the customers home, but is more convenient at the dealers place. A Back-up suitcase is available which contains the DVD mechanism with ASD1 module and additional modules. Durchfhrung von Reparaturen Reparaturen am DVD 1 knnen zu Hause beim Kun
6、den durchgefhrt werden; sie lassen sich allerdings bequemer in der Werkstatt des Hndlers erledigen. Es ist ein Reparaturkoffer lieferbar mit DVD-Mechanismus, inklusive ASD1-Modul und zustzlichen Modulen. Comment effectuer la maintenance Il est possible deffectuer la maintenance du DVD 1 chez le clie
7、nt mais il est plus pratique de le faire chez le revendeur. Une valise de sauvegarde contenant le mcanisme du DVD avec le module ASD1 et des modules supplmentaires est disponible. Come effettuare lassistenza tecnica possibile che sia necessario eseguire gli interventi di assistenza tecnica di DVD 1
8、presso il cliente, tuttavia sarebbe preferibile effettuarli presso la sede dei rivenditori. disponibile una valigetta di Back-up che contiene il meccanismo DVD con il modulo ASD1 nonch i moduli supplementari. Cmo realizar el servicio Se puede realizar el servicio del DVD 1 en el hogar del cliente, p
9、ero es ms conveniente en los locales del distribuidor. Est disponible una maleta auxiliar que contiene el mecanismo del DVD con el mdulo ASD1 y mdulos adicionales. How to service 1.3 SPECIFICATION GUIDELINES FOR SERVICE USE DVD 1 Type 4620 Cabinet fi nish Black, Blue, White, Silver, Red, Green Opera
10、tion Close-up operation Beo 4 remote control via BeoVison recommended Disc size 12 cm. - 8 cm Audio frequency response 4 -20,000 Hz Playback the following DVD-Video, Video CD, CD-A, CD-R, CD-RW Multistandard PAL/NTSC Signal/noise ratio Audio 110 dB, A weighted DVD Zone According to Region Dimensions
11、 W x H x D/Weight 38 x 9.7 x 28 cm/4.0 kg Power supply 100-240 volts/50/60 Hz Power consumption Typical 13 watts / st-by 10k ohms Subject to change without notice Specifi cation guidelines for service use 1.5 Caution The use of any controls, adjustments or procedures other than those specifi ed here
12、in may result in hazardous radiation exposure. The black and yellow label on the unit serves as a warning that the apparatus contains a laser system and is classifi ed as a class 1 laser product. The apparatus must be opened by qualifi ed service person only. This product incorporates copyright prot
13、ection technology that is protected by claims of certain US patents and other intellectual property rights owned by 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 e
14、nginering or disassembly is prohibited. Cautions CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO COMPACT DIGITAL VIDEO STATIC ELECTRICITY MAY DESTROY THE PRODUCT Static electricity may destroy the product! A static-protective fi eld service kit must always be used when replacecement of the modules takes
15、 place. Please note: When mains voltage on the TV is required, remove the connection from the TV to the ESD mat. Brief operation guide Buttons on DVD 1 - EJECT. Press to open or close the loader. - l n. Press to cue forward or backward during playback. - PLAY. Press to start playback. Press again to
16、 pause playback. - V. Press to switch DVD 1 to standby. Playback of DVD - Load the disc in DVD 1. Press PLAY to start playback. DVD disc menu - Not available on all DVD discs. Press and hold GO (Beo1/Beo4) or press the yellow button on Beo4 to gain access to special features such as information abou
17、t the making of a fi lm, interviews or specially edited scenes. On-screen tool bar - Press DISPLAY on Beo1 or the blue button on Beo4 to gain access to the main functions of DVD 1. Use l n to select function. Use m p to view setting choices for the function. Press GO to store the choice and resume p
18、layback. Connections to DVD1 - Set switch according to the connected TV. Please note that: If connection is made without a 21-pin AV cable set the switch for RGB. - CVBS if BeoVision AV9000, BeoVision LX/MS/MX. - Y/C if BeoVision Avant 50Hz, BeoCenter AV5. - RGB if any other Bang Canada - 1; Estonia
19、 - 5; Ghana - 5; Hong Kong - 3; Indonesia - 3; Latvia - 5; Lithuania - 5; Malaysia - 3; Morocco - 5; Nigeria - 5; Singapore - 3; Taiwan - 8; Thailand - 3; USA - 1 Service mode, English 5.1 Repair tips There is a problem with: - Picture. Analog video signals can be measured from PCB71. For RGB or CVB
20、S measure on 71-1603 or 2J15. For Y/C measure on 71-1604 or 2J14. If video signals are OK from PCB71, the fault may be located on PCB2. - Sound. Only digital audio signals can be measured from PCB71. Try playback of an Audio CD. If OK, the fault may be located on PCB71 or PCB94. If not OK, the fault
21、 may be located on PCB2. - Both picture and sound. Ensure that all voltages from PCB1 to PCB71 and to PCB2 are OK. Measure if there is any activity on I2C DATA and I2C CLOCK on 1J6. - Playback of DVD/CD. Ensure that all voltages from PCB1 to PCB71 and PCB2 are OK. Measure if there is any activity on
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