Philips-CDR785_CDR786-cdr-sm 电路图 维修手册.pdf

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1、chapter Technical Specification and Measurement setup.1-1, 1-2 Location of printed circuit boards.1-3 Warnings 202652 PAUSE 202648 SHUFFLE202628 REPEAT202629 CD1202055 CD2202056 CD3202057 CDR262663 RC5 code RC283505, 130300 Remote Control:RC5 commandsRC283505 TECHNICAL SPECIFICATION L R LEVEL METER

2、e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B DUT CD Use Audio Signal Disc SBC429 4822 397 30184 (replaces test disc 3) MEASUREMENT SETUP RadioFans.CN 收音机爱 好者资料库 1-3 FRONT BOARD INTERFACE BOARD HEADPHONE/MIC BOARD SWITCHED MODE POWER SUPPLY NTC loccatio

3、n of pcbs, 240200 KEY BOARD RIGHTKEY BOARD LEFT LOCATION OF PRINTED BOARDS picture 1 2-1 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 with

4、 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 quaucune pr

5、caution 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 WARNUNG Alle ICs un

6、d 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 Gertes verbunden sind.

7、 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 dat u tijdens reparatie vi

8、a 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 longevit potrebbe essere fortement

9、e 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 componenti e anche gli utensili con quali

10、 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 estigono che lapparecchio venga rimesso nelle

11、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 onderdelen, identiek aan de gespecificeerde, worden

12、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. Undg udsaettelse for strling. Varoitus ! Avatussa

13、 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 jeder Reparatur sind die geltenden Sicherheitsvor

14、- 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 ltat dorigine et que soient utilises les pices de re

15、change 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 all exposed metal parts to earth ground, to assure no

16、shock hazard exists. The leakage current must not exceed 0.5mA. AVOID DIRECT EXPOSURE TO BEAM. AVAILABLE ESD PROTECTION EQUIPMENT : anti-static table matlarge 1200 x650 x1.25mm4822 466 10953 small 600 x650 x1.25mm4822 466 10958 anti-static wristband4822 395 10223 connection box (3 press stud connect

17、ions, 1M)4822 320 11307 extendible cable (2m, 2M, to connect wristband to connection box)4822 320 11305 connecting cable (3m, 2M, to connect table mat to connection box)4822 320 11306 earth cable (1M, to connect any product to mat or to connection box) 4822 320 11308 KIT ESD3 (combining all 6 prior

18、products - small table mat)4822 310 10671 wristband tester4822 344 13999 WARNINGS the arrows () indicate the reaction from the recorder; the dots () indicate remarks, advice or special options within a sequence of actions. The dot-marked instructions are not necessary for the required operation. All

19、 instructions in this manual are based on control via the keys on the set. If there are corresponding keys available on the remote control they can be used as well. All redundant packing material has been omitted. We have done our utmost to make the packaging easily separable into three mono materia

20、ls: cardboard (box), polystrene foam (buffer) and polyethylene (bags, protective foam sheet). Your set consists of materials which can be recycled if disassembled by a specialized company. Please observe the local regulations regarding the disposal of packing materials, exhausted batteries and old e

21、quipment. As an ENERGY STAR partner, Philips has determined that this product meets the ENERGY STAR guidelines for energy efficiency. 2 Analog audio cables (with red and white plugs) 1 Digital coaxial cable(with black plugs) Mains cable 2 batteries for the remote control, size AA Remote control Subj

22、ect to modification without notice. General Power consumption .16 W Power consumption in Standby. CD COMPILE CD LED CON 4 LED CON 5 12 LED CON 3 LED CON 7 LED CON 6 to/from Front / Display Board 1405 E blue TRACK EDIT NO CANCEL red red:LS T770 K-L green: LG T770 L-M BALANCE REC LED red KEY BOARD RIG

23、HT KEY2 CDR AUX blue KEY REC LEVEL REC. TYPE FINALIZE ERASE JOG_Ared 400mV TB = 0.5s/div for CD_RW : 3V 3.3V EYE-PATTERN -Laser dead ! 1.6V during Focus search 3.2V 1.6V 3.1V for CD_DA : 0V 0V 1.6V 0V 10V 3V 0V 3V 1.6V EVMV .DC voltages measured in Play mode with following conditions +A=+10.5V and +

24、5V=+5V 1800 D2 1801 G1 1810 C10 2800 C4 2801 C5 2802 C4 2803 C5 2805 B5 2806 B5 2807 A4 2808 A5 2809 H4 2810 A4 2811 A5 2814 D5 2815 D5 2816 B12 2818 B11 2822 F9 2823 F10 2824 F10 2825 F9 2826 G12 2828 G13 2833 C10 2834 C10 2835 F7 2837 H4 2838 E8 2839 F4 2840 G4 2841 F5 2842 F4 2844 G5 2849 C1 2850

25、 D14 2851 B11 2855 B4 2856 D15 2857 G5 2859 H5 2869 D3 2879 H5 2880 D8 2884 E8 2885 F9 2887 B10 2888 E5 2891 F4 2892 D5 3709 C14 3728 E14 3800 C4 3801 C4 3802 C4 3803 C4 3805 B4 3806 B4 3807 A4 3808 A4 3811 B4 3812 H5 3815 E5 3816 G12 3817 H12 3819 D14 3820 D3 3821 D3 3822 D3 3823 D8 3824 D8 3825 F9

26、 3826 F9 3827 E10 3828 G10 3831 B14 3832 D15 3833 A4 3834 A4 3835 F5 3837 F7 3838 F6 3839 G6 3840 H6 3841 G5 3842 F5 3843 F5 3844 F5 3845 F5 3846 F5 3847 F5 3848 H6 3849 H5 3850 H5 3852 H5 3853 E9 3857 C2 3862 B10 3863 H13 3866 D7 3867 B11 3869 D3 3870 E3 3873 D14 3889 D15 3892 E15 3894 E9 3895 H12

27、3897 E7 7801 E7 7806 G3 7807 H3 7877 D12 8-68-6 This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram respectively partslist. E C B Transistor pinning 3CDC99DS Layout stage .3 2000 02 09 This assembly drawing shows a summary o

28、f all possible versions. For components used in a specific version see schematic diagram respectively partslist. 3CDC99DS Layout stage .3 2000 02 09 3CDC99 DS Board Componentside view3CDC99 DS Board Copperside view E C B Transistor pinning 1800 E3 1801 H5 1805 A1 1810 D3 1876 J1 1878 I1 1880 A5 1881

29、 I2 1882 B5 2800 D2 2801 D3 2802 E2 2803 D3 2804 D5 2805 D3 2806 D3 2807 D2 2808 D3 2809 E5 2810 D2 2811 D3 2812 C2 2814 E2 2815 E1 2816 C4 2818 C3 2822 F4 2823 D4 2824 D4 2825 D4 2826 D4 2828 D5 2829 J2 2830 C2 2831 B2 2832 B2 2833 D2 2834 C2 2835 E5 2837 F4 2838 F4 2839 H4 2840 E5 2841 E5 2842 G4

30、2844 E5 2849 E4 2850 B4 2851 C3 2852 C5 2853 C5 2854 B3 2855 E2 2856 C4 2857 G5 2858 C3 2859 G5 2860 B3 2861 A2 2862 B4 2863 C3 2864 D5 2865 A3 2869 F2 2870 J1 2871 I1 2872 I4 2873 I2 2875 I3 2876 B3 2877 J3 2878 J3 2879 E5 2880 F2 2881 I3 2882 A3 2884 E2 2885 E3 2887 C4 2888 E1 2891 G3 2892 E2 2893

31、 J3 3700 C5 3705 D5 3706 C5 3707 C5 3708 C5 3709 B4 3711 B5 3713 I3 3714 H2 3715 H3 3716 A2 3718 C5 3728 B5 3730 B5 3731 C5 3760 B3 3761 B3 3762 B3 3763 C4 3764 C2 3766 B3 3768 J4 3769 J4 3800 D2 3801 D2 3802 D3 3803 D2 3805 D2 3806 D2 3807 D2 3808 D2 3809 D5 3811 D2 3812 G4 3814 D2 3815 D1 3816 E5

32、3817 E4 3819 B5 3820 E2 3821 E2 3822 E3 3823 F1 3824 F1 3825 G3 3826 E4 3827 E3 3828 F4 3831 C2 3832 A2 3833 F2 3834 F2 3835 H4 3837 E5 3838 D5 3839 E5 3840 E5 3841 E5 3842 E5 3843 G4 3844 G4 3845 E5 3846 G4 3847 G3 3848 E5 3849 E5 3850 E5 3851 J2 3852 G5 3853 F4 3854 B2 3855 B2 3857 G4 3858 B2 3859

33、 A2 3862 C3 3863 D5 3864 B3 3865 C3 3866 F2 3867 C3 3868 B2 3869 G2 3870 G2 3871 I3 3872 A2 3873 B5 3874 A3 3875 C1 3876 A2 3877 I3 3878 D1 3879 J3 3880 I2 3881 I2 3882 J3 3883 J2 3884 I2 3885 J3 3886 J3 3887 I3 3888 I3 3889 B5 3890 I3 3891 I3 3892 C4 3893 I3 3894 D4 3895 D5 3896 H3 3897 F1 3899 C2

34、5803 J1 5804 I1 5805 A5 6871 H4 6872 I4 6873 I4 6874 H4 6875 I4 6876 C1 6877 A3 7801 F2 7806 H3 7807 F5 7810 B3 7812 H3 7871 I1 7873 J4 7874 C1 7875 C2 7876 C5 7877 C4 7878 C2 9805 C1 9806 E2 9807 G5 9808 F1 9809 F4 9810 B3 9813 D1 9815 A2 9817 A5 9818 B1 9819 B2 9820 B2 9821 A4 9823 C1 9825 H1 9826

35、 A1 9828 A5 9830 D1 9831 C4 9832 E5 9833 H1 9834 D1 9835 A1 9836 D5 9837 J3 9838 A1 9839 A1 9841 E4 9842 E4 9844 F4 9845 D5 9849 A4 9851 D5 9852 E5 9853 E4 9855 E3 9856 E3 9857 G2 9858 G3 9859 G3 9861 G5 9862 G5 9863 G2 9864 F3 9876 C1 9884 G3 9885 G2 9886 C3 9887 H4 9888 H4 9889 H4 9898 J1 9899 I1

36、Mapping 8-78-7 MUTE MD MC ML AGND 2L VOUT R EXTR NC VCC 2L AGND 1VCC 1 VOUT L NC 1 EXTL ZERO RST CS MODE LRCIN DIN BCKIN CLKO XTI XTO DGND VDD VCC 2R AGND 2R + - + - VDD PROTECTION TIMING & SYNC CHECK CRC INTERF CPU RAM 2 PORT 32 x 8 STB D1 EN1 SRG8 M M TO 7801 ON PART 1 5V 5V 5V 5V # +3V to GNDA GN

37、D part1 GND 1850 uP_CLK 5.6V version only (19 Pin) RF-500TB +10V DQSY on rear side of module on Output enable delay circuitry BASIC VERSION 1851 voltage stab. 2 KILL_L CD-Text circuitry DATA 2 SRDT DIPMATE MC78L05ACP TRAY-MOTOR RIGHT part1 to/from 7877 on part 1 EBU_Out Changer Control (23 Pin) 8002

38、 DIGout 111213 7877 SILD (15 Pin) RF-500TB PORE SHR_CL 1 to/from 7877 on part 1 board for provision only CAROUSEL-MOTOR 131415 DRIVE UP/ logic SICL DIPMATE 3CDC mainboard DAC DOWN / part 2 TRAY POS SHR_STR POS 1 rec. LEFT to connector board CD-TEXT on 5V1 12345678910 #. for provision only EBU_GND 3V

39、-5V log. Level or combi- SW_INFO from Transformer 3 2 1 GND FROM 7877 ON PART 1 for prov. only 123456789101112 1 7877 +5V(+5.6V) KILL_R 8003 1415 A B C D E F G H I A B C D E F G H I 1K 3891 9876 47n 2852 3715 100K 3884 3K9 GNDA 3880 330R +10V 100n 2865 3n3 2831 10K 470R 3809 3878 33R 3868 GNDA 4u7 2

40、804 BZX79-F3V9 6877 +10V 3876 100K 3855 100R 2853 22n 10K 3731 +3.3V 3854 100R 3899 100R 33K 3730 1N4148 6876 +3.3V 3R3 3851 33R 3814 GNDA 100u5803 47n 2854 10K 3877 10K 3769 2812 47n +4V 47K 3886 47K GNDA 3882 9899 3864 10R 22K 3858 220u 2862 +5.6V 470R3708 100 3716 GNDA 387410K BC547B GNDA 7874 BC

41、547B 7812 10K 3871 3718 4K7 +4V 7875 BC547B GNDA +3.3V +5V 2873 47u 100K 3883 GNDA 6874 1N4148 3707 470R GNDA 1K 3760 1880 2877 EBUGND 3885 100K 47p 2878 220p 3764 3R3 47n 2871 6875 BZX79-C5V1 1882 4u7 2881 820R 3763 GNDA 5804 100u 2829 10u 15 20 9 8 1613 5 6 21 2882 22u 3 4 23 7 2 1811 1 27 26 28 2

42、4 25 1217 22 PCM17167810 14 1910 3887 470R 9 22K 3713 17 18 19 2 20 21 22 23 3 4 5 6 7 8 1805 1 10 11 12 13 14 15 16 GNDA 22u 2858 10K 470R 3893 10K 3714 3888 22u 2860 +3.3V 22n 2875 470R3706 4U75805 2830 10n 2872 47n 1K 3761 1 2 DIPMATE 1878 1 2 1876 DIPMATE 2863 220u 7878 47n 2876 +3.3V GNDA 9Os 1

43、0 STR1 VDD16 VSS 8 7873 CP 3 D2 15 O04 5O1 O26 O37 O414 13 O5 O612 O711 GNDA HEF4094BP 22u 3875 10K 2861 3872 3700 10K 1 EXCK GND 7 MCK5 SBSO2 SCLK SCLK 11 SCOR3SRDT SRDT 12 SW1 9 SW2 10 TEST 8 14 VDD WFCK4 XMODE6 470R 7876 LC89170M DQSY DQSY 13 3881 10K 1N4148 6872 OUT1- 13 9 12 5 3 4 8 11 15 7871

44、TDA7073A 14 10 2 1 6 7 16 +4V 3859 22K 10K 3711 GNDA +10V 220p 2893 10K 3766 3890 1K 1K 3762 1N4148 6871 9898 10K 3879 3865 10R 3705 220R 1N4148 6873 2870 47n 4K7 3768 1881 2832 3n3 KILL_R SW_INFO OE_LATCH SHR_CL SDA SHR_STR KILL_L DOBM WCLK SCLK CL16 DATA EQSEL de_emph from7877 (part1) PORE SICL RC

45、K SUB CL11 SBSY SFSY SILD 3CDC99-DS sheet2 2000-03-27 only during CD-TEXT INFO 0V 5V(5.6V) 3.3ms 7.35KHz DQSY 0V SRDT 5V 0V SDA 11MHz SCLK TOC-reading 4,2V 0V 4V 10V 5V 4V 0V 0V 5V 3.2V EVMV .DC voltages measured in Play mode with following conditions +A=+10.5V and +5V=+5V 1805 H15 1876 F3 1878 G3 1

46、880 D8 1881 D8 1882 C8 2804 H4 2812 C1 2829 F5 2830 D2 2831 B8 2832 A8 2852 I2 2853 H4 2854 C5 2858 D3 2860 A7 2861 B7 2862 C2 2863 D2 2864 H12 2865 B5 2870 F3 2871 G3 2872 F10 2873 F5 2875 G5 2876 C2 2877 F11 2878 F11 2881 F8 2882 D5 2893 F12 3700 I2 3705 H4 3706 H4 3707 H4 3708 H4 3711 H5 3713 F8

47、3714 F8 3715 G8 3716 H12 3718 H3 3730 H2 3731 H2 3760 A3 3761 A3 3762 A3 3763 B3 3764 C1 3766 A5 3768 D7 3769 D7 3809 H11 3814 C12 3851 F6 3854 A7 3855 B7 3858 A7 3859 B7 3864 C2 3865 C2 3868 G14 3871 E11 3872 B13 3874 B13 3875 C12 3876 B12 3877 E11 3878 C7 3879 F6 3880 G6 3881 G6 3882 F6 3883 F6 38

48、84 F6 3885 E6 3886 G6 3887 D12 3888 E12 3890 E11 3891 F11 3893 F11 3896 G10 3899 D12 5803 F3 5804 F3 5805 C11 6871 D8 6872 D8 6873 C8 6874 G7 6875 E12 6876 C13 6877 D12 7810 A3 7812 F8 7871 G5 7873 C10 7874 B12 7875 C12 7876 H3 7878 C1 9826 H14 9834 F10 9835 G11 9838 C14 9839 C14 9876 C13 9898 E3 9899 G3 8-88-8 98 97 98 97 98 96 98 96 108 106 107 105 23 123 24 21 54 60 25 115 22 100 95 6x 61 82 80 7374 70 81 8384 POS. 60 48 39

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