Philips-MC-500-Service-Manual电路原理图.pdf
《Philips-MC-500-Service-Manual电路原理图.pdf》由会员分享,可在线阅读,更多相关《Philips-MC-500-Service-Manual电路原理图.pdf(63页珍藏版)》请在收音机爱好者资料库上搜索。
1、GBCLASS 1LASER PRODUCTCOMPACTDIGITAL AUDIOService ManualServiceServiceServiceMC-500/22/25/30/37TABLE OF CONTENTSPageLocation of pc boards fr Reparaturen sind Original-Ersatzteile zu verwenden.ILe norme di sicurezza esigono che lapparecchio venga rimessonelle condizioni originali e che siano utilizza
2、ti i pezzi di ricambioidentici a quelli specificati.“After servicing and before returning set to customer perform aleakage current measurement test from all exposed metal parts toearth ground to assure no shock hazard exist. The leakage currentmust not exceed 0.5mA.“CLASS 1LASER PRODUCT3122 110 0342
3、0GB Warning !Invisible laser radiation when open.Avoid direct exposure to beam.S Varning !Osynlig laserstrlning nr apparaten r ppnad och sprrenr urkopplad. Betrakta ej strlen.SF Varoitus !Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiinankymttmlle laseristeilylle. l katso steeseen!DK
4、 Advarse !Usynlig laserstrling ved bning nr sikkerhedsafbrydere erude af funktion. Undg udsaettelse for strling.1-6Figure 1DISMANTLING INSTRUCTIONS2-1 2-1Dismantling of the 5DTC Module1) Loosen 4 screws and remove the Cover Top (pos 255) bysliding it out towards the rear before lifting up.- 2 screws
5、 on the rear- 1 screw each on the left & right side2) Loosen 3 screws each to remove the Panel Left (pos 253)and Panel Right (pos 254). The Panels are remove bysliding it towards the rear and outwards.- 1 screw on the side- 2 screws on the rear3) Take a paper clip or any stiff wire diameter of 1mm-1
6、.5mm.Place the set in position and insert the paper clip or stiffwire as shown in Figure 1.1) Remove 2 screws B (pos 282) as shown in Figure 4 fromthe bottom of the Cabinet Front (pos 101).2) Release the fixation of the Combi Board (pos 1102-1003)to Bracket Combi (pos 252) by releasing the 2 catches
7、 C1(see Figure 5) and pulling the Combi Board outwards asshown in Figure 6.3) Uncatch 2 catches C2 (see Figure 5) on the left & rightsides of the Cabinet Front (pos 101) and slides the FrontPanel assembly out towards the front.Detaching the Front Panel assembly from the Bottom/Rear assembly4) To rem
8、ove the Cover CD Orn (pos 111), you have to feeland give a push in the correct direction (see Figure 1) andcorrect position (see Figure 2) to release the catch of theCover CD Orn before removing it out.5) Loosen 4 screws A (see Figure 3 and Figure 9) to removethe 5DTC Module (pos 1103).- 2 screws on
9、 the front- 2 screws on the rearNote : For information on the Emergency opening of thetrays of the 5DTC Module, refer to Chapter 10(Page 10-7).Figure 2Figure 5Figure 4Figure 3Figure 62-2 2-2Dismantling of the Front Panel assembly1) The Knob Volume (pos 136) can be remove by pulling it outin the dire
10、ction as shown in Figure 7.2) Loosen 4 screws D (see Figure 8) to remove the BracketTop (pos 251) and CDC Key Board (pos 1105B).3) Loosen 2 screws E (see Figure 8) to remove the BracketCombi (pos 252).4) Loosen 9 screws F (see Figure 8) to remove the FrontBoard (pos 1105A).5) Loosen 3 screws G (see
11、Figure 8) to remove the USB PCLINK Board (pos 1106).Dismantling of the Rear Panel assembly1) Loosen 3 screws H and 2 catches C3 (see Figure 9)to remove the Tuner Board assembly.2) Loosen 1 screw K (see Figure 9) to free the MainsSocket Board (pos 1102-1001B).3) Loosen 4 screws J and 2 catches C4 (se
12、e Figure 9)to remove the Cabinet Rear (pos 256) by sliding itout towards the rear (see Figuer 10).Note : Tuner Board assembly and Mains SocketBoard can also be remove together with theCabinet Rear.4) Loosen 4 screws L (see Figure 9) to remove the Fan(pos 1104) from the Cabinet Rear.Figure 7Figure 8D
13、ISMANTLING INSTRUCTIONSFigure 9Figure 102-3 2-3Repair Hints & Service Positions1) During repair it is possible to disconnect the ECO6 Tunerboard and/or 5DTC Module completely unless the fault issuspected to be in that area. This will not affect theperformance of the rest of the set.Note: The flex ca
14、bles are very fragile, care should be takennot to damage them during repair. After repair, bevery sure that the flex cables are inserted properlyinto the flex sockets before encasing, otherwise faultsmay occurs.Service position BService position CService position ADISMANTLING INSTRUCTIONSYNYNNPLAYBu
15、tton pressed?PLAYButton pressed?PLAYButton pressed?ADCTESTDisplay shows “ADC1 Value“for ADC 1(Input Line - SA)Display shows “ADC2 Value“for ADC 2(Input Line - Option)YYN9Button pressed?ADC Test is used for checking theADC inputs to the microprocessor.The display shows an ADC valuebetween 0 and 255 f
16、or an inputsignal between 0 and 5V.Display shows “ADC3 Value“for ADC 3(Input Line - AmNtc)CDButton pressed?YN5DTC CONTROL &MP3 CD MODULETEST(For MC-M570 only)STEP12*3*4*5*6*7DISPLAYMESSAGE-BUS OK-FOC OK5DTC-ER-BUS ER-FOC ERACTIONVersion of the 5DTC control software (nn = Version Number).Indicates th
- 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:
- PhilipsMC500ServiceManual 电路 原理图