Philips-MBD-7020-Service-Manual(1) 电路图 维修手册.pdf

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1、Published by Sophie-KM 1123 AVMPrinted in the Netherlands MBD7020/12/93 Subject to modi cationEN Blue-Ray Disc Player egaPs tnetnoCContentsPage Copyright 2011 Philips Consumer Electronics B.V. Eindhoven, The Netherlands. All rights reserved. No part of this publication may be reproduced, stored in a

2、 retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Version 1.0 1 Technical Specification and Connection Facilities 2 Laser Beam Safety Precautions. 2-1 3 Important Safety Precautions . 3-1 to 3-2

3、4 Safety Check After Servicing . 4-1 6 Standard Notes For Servicing,Lead Free Requirements Rin ?16K?Amplifier 2 x 50W(10%THD) 0.5dB,6 ? MP3_Link(Front)0.5V; Rin ?16K? Technical Specification and Connection Facilities 1-5 4.1.2Amplifier Output Measurements are done with rated speaker impedance. Descr

4、iptionSpecification Rated Output Power 10%THD50W 0.5dB Channel Unbalance(1KHz)?|2.0|dB Crosstalk(20Hz 20KHz)?|50|dB Frequency Response(30Hz 16KHz )? 3dB Frequency Response with De-emphasis ( 20Hz 20KHz ) ? +0.5 / -2.0dB THD+N before clipping(1KHz,5KHz)?-0.05% Hum(Volmin-Volmax-20db)?150nW Residual N

5、oise (Volume Minimum)?40nW Acoustical?26dB 4.1.3Analogue Audio Headphone Output CD-DA(PCM) DescriptionSpecification Output Power?30mW Output Level500mV 2dB ,RL=32? Load impedance8? to 2K? Channel Unbalance(1KHz)?|0.3|dB 1KHz?|65|dB Crosstalk 16Hz 20KHz?|60|dB Frequency Response20Hz 20KHz? 3.0dB Sign

6、al to-Noise Ratio A-weighted ?-80dB 1KHz?|65|dB Dynamic Range 20Hz 20KHz?|65|dB 1KHz?-65dB THD+N 16Hz 20KHz?-65dB 4.1.4Analogue Audio Line Output 4.1.4.1CD-DA (PCM) / Video CD (MPEG-1) CD-DA(PCM) /Video CD (MPEG-1) DescriptionSpecification Output Voltage2.0V 0.5dB Channel Unbalance(1KHz)?|0.3|dB Cro

7、sstalk 16Hz 20KHz ?|55|dB Frequency Response20Hz 20KHz? +0.5/ -2.0dB Frequency Response with De-emphasis 20Hz 20KHz ? +0.5/ -2.0dB ?-80dBSignal to-Noise Ratio unweighted A-weighted ?-80dB 1KHz?|65|dB Dynamic Range 20Hz 20KHz?|65|dB ?-65dB THD+N16Hz 20KHz ?-65dB Phase Difference Between Channels Phas

8、e Non-Linearity Level Non-Linearity -60dB to -90dB 1 tuptuotaes luPev i t isoP)H(FFF7yt i raloPtuptuO 8000(H)Negative Pulse at output Outband Attenuation?35dB(Above 40KHz) Technical Specification and Connection Facilities 1-7 4.1.5Digital Audio Outputs Standard Reference IEC 60958 IEC 61937 4.1.5.1C

9、oaxial when removing entire flat pack-IC, first apply soldering iron to center of the flat pack-IC and heat up. Then remove (glue will be melted). (Fig. S-1-6) 4.Release the flat pack-IC from the CBA using tweezers. (Fig. S-1-6) CAUTION: 1.The Flat Pack-IC shape may differ by models. Use an appropri

10、ate hot-air flat pack-IC desoldering machine, whose shape matches that of the Flat Pack-IC. 2.Do not supply hot air to the chip parts around the flat pack-IC for over 6 seconds because damage to the chip parts may occur. Put masking tape around the flat pack-IC to protect other parts from damage. (F

11、ig. S-1-2) Fig. S-1-1 Standard Notes for Servicing, Lead Free Requirements when removing entire flat pack-IC, first apply soldering iron to center of the flat pack-IC and heat up. Then remove (glue will be melted). (Fig. S-1-6) 4.Release the flat pack-IC from the CBA using tweezers. (Fig. S-1-6) Wit

12、h Iron Wire: 1.Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder flux which is applied to all pins of the flat pack-IC, you can remove it easily. (Fig. S-1-3) 2.Affix the wire to a workbench or solid mounting point, as shown in Fig. S-1-5. 3.While heat

13、ing the pins using a fine tip soldering iron or hot air blower, pull up the wire as the solder melts so as to lift the IC leads from the CBA contact pads as shown in Fig. S-1-5. 4.Bottom of the flat pack-IC is fixed with glue to the CBA; when removing entire flat pack-IC, first apply soldering iron

14、to center of the flat pack-IC and heat up. Then remove (glue will be melted). (Fig. S-1-6) 5.Release the flat pack-IC from the CBA using tweezers. (Fig. S-1-6) Note:When using a soldering iron, care must be taken to ensure that the flat pack-IC is not being held by glue. When the flat pack-IC is rem

15、oved from the CBA, handle it gently because it may be damaged if force is applied. Hot-air Flat Pack-IC Desoldering Machine CBA Flat Pack-IC Tweezers Masking Tape Fig. S-1-2 Flat Pack-IC Desoldering Braid Soldering Iron Fig. S-1-3 Fine Tip Soldering Iron Sharp Pin Fig. S-1-4 To Solid Mounting Point

16、Soldering Iron Iron Wire or Hot Air Blower Fig. S-1-5 Fine Tip Soldering Iron CBA Flat Pack-IC Tweezers Fig. S-1-6 6-3 Standard Notes for Servicing, Lead Free Requirements not supplied) Wired/Wireless network? Note Refer to the type plate at the back or bottom of the? productfor iden?cation and supp

17、ly ratings. Before you make or change any connections,? ensure that all the devices are disconnected from the power outlet. Connect speakers Note Insert the stripped portion of each speaker wire into? the socket completely. For optimal sound,use the supplied speakersonly.? Connect only speakers with

18、 impedance that is the? same or higher than the supplied speakers. The?DEMOjack is only applicable to the demo unit that is not included in the apparatus. Do not attempt to connect any other device to the apparatus through this jack. For the main unit side: 1Unscrew the speaker connectors. 2Insert f

19、ully the red end of a speaker cable intotheleftred(+) connector. LR acb 3 Connect Make the following connections to use this product. Preparations 1Place the apparatus near to the TV. 2Place the front left and right speakers at equal distance from the TV and at an angle of approximately 45 degrees f

20、rom the listening position. Note To avoidmagneticinterference or unwanted? noise,never place this apparatus and speakers too close to any radiation devices. Basic connections: Speakers? Video? Audio? Power? Optional connections: Route audio to other devices? HDMI-compliant AV receiver/? ampl?er Mult

21、i-channel AV ampl?er/receiver? 3Screwtheleftred(+) connectorto secure the cable. 4Insert fully the silver end of a speaker cableintotheleftblack(-) connector. 5Screwtheleftblack(-) connectorto secure the cable. 6Repeat steps 2-5 to insert the other speaker cable into the right connectors. For the sp

22、eaker side: 1Unscrew the speaker connectors. 2For the left speaker,identify thespeaker cable that is connected to the left connectors on the main unit. 3Insert fully the red end of the speaker cableintothered(+) connector. 4Screwthered(+) connectorto secure the cable. a b c Direction of Use 7-4 Conn

23、ect video/audio cables Select the best video connection that the TV can support. ?Option 1:Connect to the HDMI jack (for anHDMI,DVIor HDCP-compliantTV). ?Option 2:Connect to the composite videojack(for astandardTV). Option 1: Connect to the HDMI jack AUX INLINE OUT RR HDMI IN 5Insert fully the silve

24、r end of the speaker cableintotheblack(-) connector. 6Screwtheblack(-) connectorto secure the cable. 7Repeat steps 2-6 for the right speaker Option 2: Connect to the composite video jack 1Connect a composite video cable to: the?VIDEOjack on this product. the VIDEO input jack on the TV.? 2Connect the

25、 audio cables to: the?LINE OUT/AUDIO-L/Rjacks on this product. the AUDIO input jacks on the TV.? Tip The video input jack on the TV might be labeled as? A/V IN,VIDEOIN,COMPOSITE or BASEBAND. Route audio to other devices You can route the audio from this product to other devices. AUX INLINE OUT RR LL

26、 VIDEOOUT VIDEOIN LINEIN LINE OUT R R L L Connect to an HDMI-compliant AV receiver/ampli?er 1ConnectanHDMIcable(not supplied) to: the?HDMI jack on this player. the HDMI jack input jack on the? device. Tip The HDMI connection provides best audio quality.? AUX INLINE OUT RR LL HDMI IN Direction of Use

27、 7-5 Route audio from other devices Route audio from TV or other devices Use this product to play audio from the TV or other device such as a cable box. Tip Press?MP3 LINK/AUX to select the audio output of your connection. AUX INLINE OUT RR LL LINEOUT AUX IN R R L L Connect to a digital AV ampli?er/

28、 receiver 1Connectacoaxialcable(not supplied) to: the?COAXIAL jack on this product. the COAXIAL/DIGITAL input jack? on the device. Connect an analogue stereo system 1Connect the audio cables to: the?LINE OUT/AUDIO-L/Rjacks on this product. the AUDIO input jacks on the? device. AUX INLINE OUT RR LL D

29、IGITAL OUT COAXIAL COAXIAL AUX INLINE OUT RR LL AUDIO IN LINE OUT R L R L Listen to an audio player You can listen to an audio player through this unit. Connect the supplied MP3 Link cable? to theMP3-LINK socket and to the headphone socket on the audio player. Tip Press?MP3 LINK/AUX to select the au

30、dio output of your connection. MP3-LINK Direction of Use 7-6 Connect an iPod / iPhone dock With theconnected iPod/iPhonedock,you can charge or listen to music from your iPod/ iPhone through this unit. Connect adock(not supplied) to the? DOCK socket on this unit. Tip Press?USB/DOCK to select the audi

31、o output of your connection. AUX INLINE OUT RR DOCK Connect FM antenna Tip For optimal reception,fully extend and adjust the? position of the antenna. ForbetterFMstereoreception,connect an outdoor? FM antenna to the FM jack. The unit does not support MW radio reception.? 1Connect the supplied FM wir

32、e antenna to theFMsocket on the unit. Connect a USB device 1Connect a USB device to the (USB) jack on the front panel of this product. Note Press?,andselectBrowse USB in the menu to accessthecontent and play the?es. Connect a USB device only to the?jack on the front panel of this product. Philips do

33、es not guarantee compatibility with all? USB devices. AUX INLINE OUT RR FM Connect a network With a wired or wireless connection (see “Get started” “Setupanetwork”),you can connect this product to the Internet for software update/BD Live. Note Internet access to Philips website for software update?

34、may not beallowed,depending on therouteryou use or the Internet Service Providers policy. Contact your Internet Service Provider for more information. Connect power Caution Risk of product damage! Ensure that the power? supply voltage corresponds to the voltage printed on the back of the unit. Befor

35、e connecting theAC powercord,ensure you? have completed all other connections. Note The type plate is located on the bottom of the? product. 1Connect the AC power cable to: this product.? the wall socket.? This product is ready to be set up? for use. SPEAKER OUTANTENN A FM DOCKDEMO RR AUX INLINE OUT

36、 LL COAXIAL DIGITAL OUTVIDEO OUT VIDEO LANWi-Fi RL AC MAIN AC MAIN 8-1 Cabinet Disassembly Instructions 1. Disassembly Flowchart This flowchart indicates the disassembly steps to gain access to item(s) to be serviced. When reassembling, follow the steps in reverse order. Bend, route, and dress the c

37、ables as they were originally. 2. Disassembly Method Note: (1) Identification (location) No. of parts in the figures (2) Name of the part (3) Figure Number for reference (4) Identification of parts to be removed, unhooked, unlocked, released, unplugged, unclamped, or desoldered. Axx = Screw, CNxx/Jx

38、x/CONxx = Connector D3.5X12BA is specification of screw. * = Unhook, Unlock, Release, Unplug, or Desolder e.g. 7(A01) = seven Screws Fig. D1 Fig. D2 Fig.NO. Remove/Unhook /Unlock/Release/ Unplug/Desolder Note 7(A01) D3*12 BA 3 Back CAB AC Socket D3 5 (A04) D3X5 PMTT 4 AMP Board D4 5 6 Power Board D5

39、 2 (A06) D3X8 PA 1 (A07) D3X8 BM 1 (A08) D3X5 PMTT 1 (A09) D3X8 BA 1 (A05) D3X8 BA Decoration Plates D62 (A10) D3X8 FA 4 (A011) D3X5 PM 4 (A012) D3X12 BA 7Front CAB D7 8 Bl-Ray Loader Bracket/Bl-Ray Loader 3.Back CAB/AC Socket 4.AMP Board 5.Power Board 6.Decoration Plates 7.Front CAB 8.Bl-Ray Loader

40、 Bracket/ Bl-Ray Loader D8 Removal ID/Loc. NO. Part A01 A01 A02 A03 1Top CAB 1.Top CAB D1 2Decoder Board 2.Decoder Board D2 2(A02)D3X8 PA 3(A03)D3X8 BA 8-2 Fig. D3 Fig. D5 Fig. D4 Cabinet Disassembly Instructions A04 A04 A06 A04 A05 A09 A07 A08 Fig. D6 Fig. D7 Fig. D8 A010 A011 A012 Troubleshooting

41、FLOW CHART NO.1 FLOW CHART NO.2 NO Power(The power cannot be turned on) Check the Power Cable connect is ok or not Check the fuse which location F1 is normal or not. TEST CON4 “ECO”pin whether has high level signal Check and Change the connect cable TEST Power supply voltage output CON4 each plate i

42、s normal or not(+12VDC5VMCU5VP25V) replace a new oneCheck & replace AMP&MCU BOARD Replace the power board Has not voice form the speaker Check speakers boxes are connected correctly Adjust the Volume Yes Check if the operate system in MUTE state Yes Yes No Yes Retry again Cancel the MUTE setup Check

43、&replace AMP&MCU board Yes Yes No No No Yes Yes No 9-1 FLOW CHART NO.4 Pass in and out can not read dish sometime. Check dish if put on the right position or not. Check dish if cleanlily or not. Yes Check & replace a new driver loader . Yes Yes Yes FLOW CHART NO.3 VFD no display Check VFD display bo

44、ard CN301 whether connection to decoder board CN1 is normal Check VFD display board CN401 whether connection to KEYS board CN301 is normal Check whether VFD board U401 pin 14#33#45# has +V5 supply voltage,and the pin 34# whether has -27V supply voltage Check pin #9,#10,#11(STB,CLK，DATA）of CN401 in V

45、FD board to see the signal is normal or not. No No Check the KEYS board location B301 related electric circuit Check&replace MCU board Check&replace a new U401(PT6311) Test whether VFD board CN401 pin 12#13# between has AC5V provide voltage Yes Yes No Troubleshooting 9-2 MPEG MT8550 A DDRIII X 1 HDM

46、I USB2 FRONT NAND-FLASH 2Gb Ethernet RJ45 CEC Collimator II USB0 REAR WIFI DONGLE ESD REJECTOR Motor Driver R2A30209SP TPC1391G4 TRAY IN/OUT LOAD+- BD TRAVERSE AABBUVWC TRV414H05 A+A-B+B- U V W COM AC220 NEP-200MS ! I2C_MPEG VFD POWER SUPPLY MCU5V IIS_PCM FAN 8530 FAN CTRL 1 STANDBY T2 -27V WIFI DON

47、GLE MODULE MPEG12V +5V T1 +12V 1.5A 5.2V +26V 5A 50WX2 I2C MCU5V5V IR_BD MCU5V VF1 VF2 OPTION INT MCU5V 0.5A VFD 5V 1A USB2 5V 0.5A USB0 WIFI 5V 2A BD PLAYBACK 12V 0.4A BD PLAYBACKMAX 1.2A SERVO 12V 0.5A AMP COAXIAL OPTICAL ADC CS 5346 FM Antenna 75OHM FM Module 4705(RDS) Si4704 OR MP3 LINK AUX1 IIS

48、_PCM Audio Processor PS9831 PWM L TAS5342A ? POWER AMP BTL X 2 6 Ohm 50W at 10% ? 6 Ohm 50W at 10% ? IIS_PCM PWM R MCU R5F21248SNFP EEPROM 24C02 CEC Buffer CECHDMI CEC VFD Display VFD Driver PT6311 CEC IR IR CONTROL BY BD IIC MCU FAN MAIN(4010) FAN CTRL MCLK 1 LINE VFD IR BD IR MCU CONTROL BY MCU MA

49、STER SLAVER MASTER B DDRIII X 1 1Gb X 1 1Gb X1 BRAND: ALPHA (Atheros AR9271) Model Number: WUS-N11 23.7K 1% resistor Power Switch TPS2553DBVT EN0 OC0 ?K 1% resistor Power Switch TPS2553DBVT EN0 OC0 5V 1A 5V 0.5A BD MUTE CVBS CVBS LINE OUT LINE OUT AMP RC + DRV604 PWM LT PWM RT HEADPHONE Head phone HP SENS LED_VOLUME LED_PWM KEY KEYS_SCAN LED_LINE_WHITE LED_STBY_RED LED_LINE_GUIDE ECO_POWER M