Philips-AZ-2048-Service-Manual(1) 电路图 维修手册.pdf

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1、CD Sound MachineAZ 2048 all versions Handling Chip Components and Safety .1 - 1 Technical Specification & Service tools.2 - 1 Service Measurement.2 - 2 Connections and controls.3 - 1.3 - 2 Instructions for use.3 - 3.3 - 5 Tuner adjustment.3 - 6 Disassembly Diagram.4 - 1 CD Service Test program.4 - 2

2、 . 4 - 3 Block Diagram .5 - 1 Wiring Diagram.5 - 2 Key Board Circuit diagram .6 - 1 Combi Board - Circuit Diagram Front part.6 - 2 Tuner part.7 - 1 Combi Board - Circuit Diagram CD part 1 .8 - 1 CD part 2 .8 - 2 AF part.9 - 1 Combi Board - Layout Diagram Layout diagram (copper side).10 - 1 Layout di

3、agram (component side).10 - 2 MP3-CD2002 BAORD Circuit diagram .11 - 1 Layout diagram.11 - 2 Exploded view - cabinet.12 - 1 Mechanical partslist.12 - 1 Electrical partslist .13 - 1 . 13 - 9 3140 785 32130Published by LX 0226 Service Audio Printed in The Netherlands Subject to modification CLASS 1 LA

4、SER PRODUCT TABLE OF CONTENTS Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise w

5、ithout the prior permission of Philips. RadioFans.CN 收音机爱 好者资料库 HANDLING CHIP COMPONENTS WARNING All ICs and many other semiconductors are susceptible to electrostatic discharges (ESD). Careless handling during? repair can reduce life drastically.? When repairing, make sure that you are connected wi

6、th the? same potential as the mass of the set via a wristband with? resistance. Keep components and tools at this potential. f ATTENTION Tous les IC et beaucoup dautres semi- conducteurs sont? sensibles aux dcharges statiques (ESD). Leur longvite? pourrait tre considrablement courte par le fait quau

7、cune? prcaution nst prise leur manipulation.? Lors de rparations, sassurer de bien tre reli au mme? potentiel que la masse de lappareil et enfileer le bracelet? serti dune rsistance de scurit.? Veiller ce que les composants ainsi que les outils que lon? utilise soient galement ce potentiel. d WARNUN

8、G Alle ICs und viele andere Halbleiter sind empfindlich? gegenber elektrostatischen Entladungen (ESD).? Unsorgfltige Behandlung im Reparaturfall kann die? Lebensdauer drastisch reduzieren.? Sorgen Sie dafr, da Sie im Reparaturfall ber ein Puls- ? armband mit Widerstand mit dem Massepotential des? Ge

9、rtes verbunden sind.? Halten Sie Bauteile und Hilfsmittel ebenfalls auf diesem? Potential. WAARSCHUWING Alle ICs en vele andere halfgeleiders zijn gevoelig voor? electrostatische ontladingen (ESD).? Onzorgvuldig behandelen tijdens reparatie kan de levensduur? drastisch doen vermindern. Zorg ervoor d

10、at u tijdens reparatie? via een polsband met weerstand verbonden bent met hetzelfde? potentiaal als de massa van het apparaat.? Houd componenten en hulpmiddelen ook op ditzelfde potentiaal. i AVVERTIMENTO Tutti IC e parecchi semi- conduttori sono sensibili alle scariche? statiche (ESD).? La loro lon

11、gevit potrebbe essere fortemente ridatta in caso di? non osservazione della pi grande cauzione alla loro? manipolazione. Durante le riparationi occorre quindi essere? collegato allo stesso potenziale che quello della massa? delpparecchio tramite un braccialetto a resistenza.? Assicurarsi che i compo

12、nenti e anche gli utensili con quali si? lavora siano anche a questo potenziale. Safety regulations require that the set be restored to its? original condition and that parts which are identical with? those specified be used.? Safety components are marked by the symbol i Le norme di sicurezza estigo

13、no che lapparecchio venga? rimesso nelle condizioni originali e che siano utilizzati i? pezzi di ricambiago identici a quelli specificati.? Componenty di sicurezza sono marcati con Veiligheidsbepalingen vereisen, dat het apparaat in zijn? oorspronkeliijke toestand wordt teruggebracht en dat? onderde

14、len, identiek aan de gespecificeerde, worden toegepast.? De Veiligheidsonderdelen zijn aangeduid met het symbool s Varning ! Osynlig laserstrlning nr apparaten r ppnad och? sprren r urkopplad. Betrakta ej strlen. Advarsel ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Un

15、dg udsaettelse for strling. Varoitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiina nkymttmlle laseristeilylle. l katso steeseen ! f Pour votre scurite, ces documents doivent tre utiliss par? des spcialistes agrs, seuls habilits rparer votre? appareil en panne. ESD SAFETY d Bei

16、jeder Reparatur sind die geltenden Sicherheitsvor- schriften zu beachten. Der Originalzustand des Gertes? darf nicht verndert werden. Fr Reparaturen sind Original- ? ersatzteile zu verwenden.? Sicherheitsbauteile sind durch das Symbol markiert. f Les normes de scurit exigent que lappareil soit remis

17、? ltat dorigine et que soient utilises les pices de? rechange identiques celles spcifies.? Les composants de scurit sont marqus CLASS 1 LASER PRODUCT DANGER: Invisible laser radiation when open. After servicing and before returning the set to customer perform a leakage current measurement test from

18、all ? exposed metal parts to earth ground, to assure no? shock hazard exists.? The leakage current must not exceed 0.5mA. AVOID DIRECT EXPOSURE TO BEAM. 1 - 1 RadioFans.CN 收音机爱 好者资料库 GENERAL Mains voltage- /00 : 230 V - /01 - /01 : 120 / 230 V Mains freq.- /00 : 50 Hz : 50 / 60 Hz Batterymain set :

19、9 V (R20, UM1 x 6) remote : 3V (R03, AAA x 2) Power consumption: 35 W (max.) Dimension (W x H x D): 471 x 153 x 251 mm Weight: 3.8 Kg AMPLIFIER Output powermains : 2 x 1.6 W BASS - 100 Hz : +6 / - 14 dB MID - 1K Hz : +8 / - 8 dB HIGH - 10K Hz : +10 / - 10 dB DBB on : +8 dB battery : 2 x 1.6 W Speake

20、r impedance: 2 x 4 ohm Frequency response: TUNER - FM SECTION Tuning range: 87.5 - 108 MHz IF frequency: 10.7 MHz 0.2 MHz Sensitivity: 20 dBf at 26dB S/N Selectivity: 24 dB at 300kHz IF rejection: 85 dB Image rejection: 24 dB TUNER - AM SECTION Tuning rangeMW : 531 - 1602 kHz LW : 153 - 279 kHz IF f

21、requency: 450 kHz 1 kHz Sensitivity MW : 3200 V/m at 26dB S/N LW : 5500 V/m at 26dB S/N Selectivity MW : 22 dB LW : 29 dB IF rejectionMW : 64 dB LW : 60 dB Image rejectionMW : 32 dB LW : 38 dB COMPACT DISC Frequency response: 100 Hz - 10 kHz 2dB S/N ratio: 60 dB Channel difference 1 kHz : 2 dB Chann

22、el crosstalk1 kHz : 40 dB Laser wavelength: 780 20 nm Laser light power: Laser damaged ! to M1 3895 D10 3896 E9 3827 E6 3898 E9 3899 F9 3901 F7 3902 E7 MP851 E2 MP852 E2 MP853 E2 3906 F8 3907 F7 3908 F8 3909 G10 3910 D14 3916 C14 3917 G12 3844 G13 3845 D14 3846 F11 3847 E6 3802 A7 3849 D14 3850 E5 3

23、851 F6 L T+ T- D # VCC F 800mVpp DA SLIDE DA 3852 F6 3853 H5 3854 F5 MP809 D10 MP810 B13 MP812 A12 3859 H5 3860 H6 3861 H5 3862 H5 3863 H4 3866 E3 3872 E3 3818 D4 3819 D4 3820 D5 3821 D4 2873 B8 3823 E5 3824 D6 3825 D6 play mode to sheet 2 (7810) 0V _ D - on FOCUS 3826 D6 TRACK 3828 E6 3829 A11 3830

24、 E7 3831 C14 3903 F8 3904 F8 3905 E8 3835 B14 3836 F5 3837 C14 3839 D14 3841 F5 3842 G14 3843 G14 2882 F7 2883 F8 2884 F8 3801 A7 2829 G14 3803 A7 3804 B7 3805 B7 to 1820 on sheet 2 D D1 (CD10) + sheet 2 D D C F 2834 G6 TRACK + 3806 C7 3807 A8 3855 F11 3856 G6 3858 G5 3811 B8 3812 C8 3813 C6 3814 C6

25、 3815 C6 3816 C7 3817 D3 2869 E3 2870 A8 2871 A8 2872 B8 A 2874 C8 2875 C8 2876 E7 3V D4 (CD10) DC voltages FOCUS EYE- PATTERN for CD_RW: 3V for CD_DA: 0V D shielding # 3832 C14 3833 A10 3834 B14 T = 1 s # 2877 D4 2878 D5 2879 E6 2880 E6 2881 F7 2825 B12 2826 A14 2827 C14 2828 C14 11 2830 G13 2831 F

26、12 2832 F6 E M2 . for provision only 2833 E4 2835 F4 2836 F4 2837 F4 2838 G4 3808 A8 3809 A8 3810 B8 2860 A7 2861 A7 2862 G4 2863 B7 2864 C7 2865 C7 2866 B7 E F G H 9 B C D ESD sensitive lines! MP3- Interface A # CD Drive D Conn. 1820 and waveforms measured in U 400mV DISC D _ D2 (CD10) + pin 16 - p

27、in 13 2817 E9 2818 D9 2819 B10 2820 B10 2821 B10 2822 B11 2823 B11 78910 for CD- RCR 121314 2839 H4 2840 H4 2841 D6 D D3 (CD10) 15 A B C D 2813 E9 2814 E9 2815 E10 2816 F10 101112 DISC HF D R1 (CD10) D outputs 7808 HF HF - + D HF- Amplifier E C DA DISC BRAKE AD 45678 FOCUS TRACK 1314 to 1820 on shee

28、t 2 HF DISC ACCELERATE L D E F G 15 123456 H 1800 C1 1801 G1 1810 B10 2812 D9 D 123 for Micro sets D D D MP839 3854 6K8 470R 3845 2K7 560p 2881 +3.3V 3899 3851 47K 7879 BC807- 40 MP838 2813 6n8 LM358D 3 2 1 8 4 38621K 7811- A 2878 100n 4 27K 3895 1K EH- B 1801 1 2 3 2879 1n 3823 +3.3V 33K 3897 470R

29、3906 3892 1K MP853 2K2 3813 MP826 3844 100R 3816 2K2 MP847 3822 10K MP825 3802 22K 2828 3833 120R 10K 3808 27p 3841 3R3 3819 47R MP804 1n5 2825 3908 2K2 2830 47u MP837 MP887 MP844 470R3837 MP862 3859 100K 100R 3896 4u7 2817 470n 2883 2821 100n MP896 10K 3810 1K 1K 3891 3842 +3servo MP818 MP858 MP830

30、 3832470R 2834 270p 2822 1n5 +3.3V 3905 470R SPDIF_GND MP859 220K 3826 MP851 1R 3821 +3.3V 47K +10V 3847 MP841 MP857 3824 470K GNDA 16 2 3 4 5 6 7 8 9 1800 FMN 1 10 11 12 13 14 15 MP831 1810 CST 8M467 22n 2816 2863 150p 27K 3804 MP884 4R7 3820 +5V MP802 100K 3861 2839 100n 3888 10K 3807 220p 2874 10

31、K 220K 3894 MP870 MP873 MP854 33K 3848 MP856 3901 560R 2832 270p 4K7 3850 3829 120R MP861 MP824 MP840 PTH8 +3.3V 3836 3878 470R 3889 470R MP850 2876 220u MP848 2820 33p 220p 2875 10K 3809 3839470R 1n2827 180R 3898 2864 150p MP803 3825 47K 11 15 MP817 +3.3V 14 10 2 1 6 7 16 13 9 12 5 3 4 8 +3.3V TDA7

32、073A 7808 2812 10u 22K 2815 150p 3801 2819 33p MP812 MP852 3846 4K7 2865 150p 220p 2872 MP842 3910470R MP810 MP843 47u 2831 2n2 2833 7876 BC847B 470R 7878 BC847B 3849 3856 220K 2860 180p 3806 27K +3servo 3831470R 3858 6K8 2840 +3.3V 3855 10K 47u 2823 3830 100R 33p 2880 220u 10K 3812 MP800 7877 BC847

33、B MP805 MP893 +10V 3R3 3863 MP860 470R3916 3902 820R 47n 2826 47K 3860 38531K8 47n 2869 470R 3890 10K 3811 3907 390R 3814 2K2 8K2 3827 8401 C- PAD MP877 3818 47R 220n 2838 2870 220p 2861 330p 3K3 3903 MP828 3893 220p 470R 8 11 15 220n 2841 2871 14 10 2 1 6 7 16 13 9 12 5 3 4 33K 3852 7809 TDA7073A 3

34、904 3K3 3917 4R7 47u 2877 47n 2829 10K 3835 MP849 2818 47n MP855 4K7 3872 47u2836 3817 4K7 3834 2K2 3815 47R MP806 2873 220p 27K 3803 MP809 2814 3n3 1n5 2835 5001 47n2837 +3.3V MP827 3828 2K7 4R7 3866 +3.3V 3805 27K LM358D 7811- B 5 6 7 8 4 33 50 VSSD2 58 VSSD3 35WCLI 28 WCLK 2884 470n 31 44TEST3 63

35、 V1 34V2|V3 61 V4 V5 62 5VDDA1 17 VDDA2 52 VDDD1P 57 VDDD2C 20 VNEG 21 VPOS 7VRIN VSSA14 VSSA214 VSSD1 22 RN RP 23 48SBSY 40SCL 37SCLI 29 SCLK 39SDA 36SDI 24 SELPLL 47SFSY 42SILD SL 56 43STATUS 46SUB 25 TEST1 TEST2 1 HFREF IREF6 3ISLICE 32 KILL 64 LDON 18 LN 19 LP 59 MOTO1 60 MOTO2 12 R1 13 R2 54 RA

36、 RAB 41 45RCK 38RESETn 53 CFLG 49 CL11|4 CL16 26 16 CRIN 15 CROUT D18 9D2 10D3 D411 27 DATA DOEM 51 30 EF FO 55 2HFIN 82p 2882 SAA7325 7800 3843 1K 100K 3909 MP808 47n 2862 +5V_HF 150p 2866 +5V_HF +5V_HF SILD SICL RAB RAFO IIS_SCLK CD_IIS_DATA AU_IIS_DATA IIS_SCLK IIS_WCLK +3.3V VrefCD10 VrefCD10 +5

37、V_HF DACLEFT_neg SL HFIN PORE SDA IIS_WCLK SPDIF M2 DACRIGHT_pos M1 DACLEFT_pos Vref Vref Vref Vref DACRIGHT_neg COMBI BOARD - CIRCUIT DIAGRAM (CD PART 1) 8 - 28 - 2 78 MP3- Interface SILD uP_CLK GND GND (CD10) # (220u #) AU_IIS_DATA SICL on MP863 E10 MP864 B10 RIGHT B3V9 GNDA SPDIF 23456 on 1 sheet

38、 1 # CD10_RESETn +5V uP_DATA 3877 C7 3879 C7 3880 E7 3881 E7 3882 C7 3883 C5 3884 D5 3911 C1 # SPDIF_GND LEFT SDA GND CD_IIS_DATA (CD10) to to to 1824 uP_FRAME uC- Interface 7800 2847 D6 2848 C5 2849 C5 2850 B6 2851 C7 2853 E7 2854 D6 2855 D5 2857 E6 MP865 E7 MP866 B10 MP867 C6 MP868 D5 MP871 D10 MP

39、878 D3 MP879 D3 MP880 D3 MP881 D3 MP885 E3 MP886 E3 MP898 B10 MP899 C10 7800 on GND IIS_WCLK +5V +10V (100R #) uP_CLK 4807 C6 6877 E7 7810-A A6 7810-B C6 7874 C7 7875 E7 MP801 C10 MP807 D10 MP811 E10 MP821 D3 MP822 D3 MP823 D3 MP846 B10 sheet1 2844 A5 2845 A6 2846 A7 7800 5p- connector 6p- connector

40、 9 3838 D1 3840 A7 3864 A5 3865 C7 3867 A5 3868 A5 3869 A6 3870 A7 3871 A7 3873 B5 3874 C5 3875 C5 3876 B6 GND # uP_FRAME sheet 1 RAB to 1820 from GND B C D E # GND IIS_SCLK 10 1234567891 A # GNDA A B C D E 1820 C3 2811 D2 2842 C1 2843 A5 uP_DATA 2848 100p 100p 2842 GNDA 4807 3870 390R GNDA MP822 MP

41、886 GNDA MP878 47u 2857 MP867 MP881 10K 3868 MP885 7810- B TDA1308T 5 6 7 8 4 MP899 3840 22K GNDA MP871 SPDIF_GND 3838 470R 10u 2851 100R 3911 3864 GNDA 10K 22K 3875 2853 10n MP823 10K 3879 22K 3867 3869 3871 100R 22K MP801 MP864 390R 3877 MP865 7874 SPDIF_GND MP866 MP868 BC847B MP807 220u 2855 GNDA

42、 1K 3883 2811 47n 22K 6877 PDZ- 3.9B 3874 2850 7875 BC847B 220p GNDA 10K 3876 19 2 3 4 5 6 7 8 9 1820 FMN 1 10 11 12 13 14 15 16 17 18 MP880 MP879 MP811 22K 3873 100p 220p 2845 2843 220p 3881 150R +10V 2849 7810- A TDA1308T 3 2 1 8 4 3865 100R GNDA GNDA GNDA 1K 3884 +5V 2854 100u MP898 1K 3882 2847

43、220n +5V SPDIF_GND MP863 2844 MP846 +3.3V 220p 10u 2846 MP821 GNDA 33R 3880 IIS_SCLK SDA SICL RAB IIS_WCLK CD_IIS_DATA AU_IIS_DATA Vref_Audio uP_DATA uP_CLK uP_FRAME DACRIGHT_neg DACLEFT_pos DACRIGHT_pos Vref_Audio Vref_Audio DACLEFT_neg PORE uP_CLK uP_DATA uP_FRAME SILD SPDIF COMBI BOARD - CIRCUIT

44、DIAGRAM (CD PART 2) 9 - 19 - 1 THERM SHUT DWN PROT CIRC VCC1 BIAS CIRC VCC2BS1 O1 O2 BS2NF2 IN2 RIPPLE NF2 IN1 GND 2551 A3 2500 B5 2501 B5 2502 C5 2503 A6 2504 C6 6.8V (AC CD/MP3 stop mode) 0.7V 0.07V 8.6V 8V 2.7V 3.3V 5.7V 6.1V 0.2V 0.2V (0.65V CD/MP3 stop mode) (0.65V CD/MP3 stop mode) 8.6V 8.1V 7

45、.9V 8.8V 3.5V 5V 5.2V 5.4V 2304 C12 2305 B12 From Battery compartment To +A_ON 2550 A2 RIGHT 4 OHM To CD99-MP3 2002 layout cell & 5V 3.3V 0.7V 2.3V 0.04V 5.4V 6.1V 4.3V 4.4V V DC CD/MP3 Stop Mode DC Standby Mode AC Standby Mode # 25V # - forseen only & (SMD 0805) # PIEZO L CD_R A_GND 2505 A6 2506 C6

46、 2507 A6 2508 C6 2509 A6 2510 D6 2511 A6 2512 D6 2513 A7 AC SOCKET 2302 C11 2303 B12 100uF $ $SOCKET BATTERIES # & # # & TRANSFORMER /01/11/16/19 TRANSFORMER $ # $ MAINS TUNER_R & # # $ - Axial or Radial type (RESISTOR & CAPACITOR) & # & # /00 /05 /08 /10 /12 /13 /14 /15 /17 $ $ $ $ $ $ # # +- P_GND PIEZO Battery