Philips AZ 2785 Service Manual Download Page 34

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13-5

PCS 107 302

ELECTRICAL PARTSLIST - MAIN BOARD

- MISCELLANEOUS -

- COILS -

L101

4822 157 11371

COIL 47µH

JK1

4822 265 11614

STEREO PHONE JACK

L801

4822 157 11371

COIL 47µH

SW101

4822 276 14099

POWER SWITCH

Only these parts mentioned in the list are

- DIODES -

Note:

normal service parts.

D101

4822 130 30621

DIODE 1N4148

D102

4822 130 30621

DIODE 1N4148

D103

4822 130 30621

DIODE 1N4148

D104

4822 130 30621

DIODE 1N4148

D105

4822 130 30621

DIODE 1N4148

D107

4822 130 30621

DIODE 1N4148

D110

4822 130 30621

DIODE 1N4148

D802

4822 130 30621

DIODE 1N4148

D803

4822 130 30621

DIODE 1N4148

D804

4822 130 30621

DIODE 1N4148

D805

4822 130 30621

DIODE 1N4148

D806

4822 130 31438

DIODE 1N4001G

Z101

5322 130 31504

DIODE BZX79-B3V3

Z801

4822 130 34488

DIODE BZX79-B11

- IC & TRANSISTORS -

IC101

9965 000 01767

IC PT233

IC102

4822 209 31544

IC TA8227P

Q101

4822 130 44503

TRANS BC547C

Q102

4822 130 41327

TRANS BC327-40

Q103

4822 130 44503

TRANS BC547C

Q104

4822 130 44503

TRANS BC547C

Q106

4822 130 41327

TRANS BC327-40

Q108

4822 130 44503

TRANS BC547C

Q109

4822 130 44503

TRANS BC547C

Q110

4822 130 44568

TRANS BC557B

Q111

4822 130 44568

TRANS BC557B

Q112

4822 130 44568

TRANS BC557B

Q113

4822 130 44568

TRANS BC557B

Q114

4822 130 41344

TRANS BC337-40

Q115

4822 130 41344

TRANS BC337-40

Q116

4822 130 44503

TRANS BC547C

Q117

4822 130 41327

TRANS BC327-40

Q118

4822 130 41327

TRANS BC327-40

Q119

4822 130 44568

TRANS BC557B

Q120

4822 130 42231

TRANS BC557C

Q122

4822 130 41344

TRANS BC337-40

Q123

4822 130 41344

TRANS BC337-40

Q801

4822 130 44568

TRANS BC557B

Q802

4822 130 40959

TRANS BC547B

Q803

4822 130 40959

TRANS BC547B

Q804

4822 130 40959

Summary of Contents for AZ 2785

Page 1: ...d in The Netherlands Copyright reserved Subject to modification CD Stereo Radio Recorder TABLE OF CONTENTS chapter Handling chip components and safety 1 1 AZ2785 Technical Specification Service Tools 2 1 Service Measurement 2 2 Connections Controls 3 1 Disassembly Diagram 4 1 Instructions for use 3 2 to 3 6 CD Service Test Program 4 2 to 4 3 Block Diagram 5 1 Wiring Diagram 6 1 circuit diagram 7 1...

Page 2: ... essere collegato allo stesso potenziale che quello della massa delápparecchio tramite un braccialetto a resistenza Assicurarsi che i componenti 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 symb...

Page 3: ...s 2 x 2 W battery 2 x 2 W Speaker impedance 2 x 4 ohm Frequency response 100 Hz 8 kHz 3dB TUNER FM SECTION Tuning range 87 108 5 MHz IF frequency 10 7 MHz Sensitivity 22 dB at 26dB S N Selectivity 20 dB at 300kHz IF rejection 54 dB Image rejection 20 dB TUNER AM SECTION Tuning range MW 516 1620 kHz 17 520 1730 kHz IF frequency 468 kHz 3 kHz Sensitivity MW 4000µV m 26dB S N Selectivity MW 16 dB IF ...

Page 4: ......

Page 5: ...e cassette door PAUSE to interrupt recording or playback Deck 2 PLAY 2 to start playback SEARCH 5 or 6 to fast rewind wind the tape STOP EJECT 9 to stop the tape and to open the cassette holder PAUSE to pause recording or playback 0 CD PLAYER SHUFFLE to play tracks CD program in random order REPEAT to repeat a track CD program STOP 9 to stop playback to erase a program SEARCH 5 6 CD to skip or sea...

Page 6: ...he type plate is located on the bottom of the set Switching POWER on off Save energy Whether you are using mains or battery supply to avoid unnecessary energy consumption always push the POWER button to the off position after using the set MAINS 6 x R20 UM 1 D CELLS SPEAKERS 4 R L AC MAINS REMOVABLE LOUDSPEAKERS Taking off the speakers Keep the lever found on the back corner of the speaker pressed...

Page 7: ...une to your desired station see Tuning to radio stations 2 Press PROG to activate programming Display PROGRAM flashes 3 Press PRESET 4 or 3 once or more to allocate a number from 1 to 29 to this station 4 Press PROG again to confirm the setting Display PROGRAM disappears the preset number and the frequency of the preset station are shown 5 Repeat the above four steps to store other stations You ca...

Page 8: ...play modes The modes can be selected or changed during playback SHUFFLE all tracks are played in random order REPEAT plays the current track continuously REPEAT ALL repeats the entire CD 1 In the stop position or during playback select your play mode by pressing SHUFFLE or REPEAT once or more until the desired play mode is shown You can use SEARCH or to skip tracks during the SHUFFLE REPEAT modes ...

Page 9: ...CK B PLAYBAC K RECORDING 45 Dubbing Copying from deck 2 to 1 For best results use mains power or fresh batteries 1 Select TAPE source 2 Press both STOP EJECT 9 keys and insert a recorded tape into deck 2 and a suitable tape for recording in deck 1 3 Press PAUSE on deck 1 and then RECORD 0 4 To start dubbing press PLAY 2 on deck 2 PAUSE on deck 1 is then released By pressing PAUSE on deck 1 you can...

Page 10: ...d dust To clean the CD wipe in a straight line from the center towards the edge using a soft lint free cloth Do not use cleaning agents as they may damage the disc Never write on a CD or attach any stickers to it X A A B C If a fault occurs first check the points listed below before taking the set for repair If you are unable to remedy a problem by following these hints consult your dealer or serv...

Page 11: ...Y DIAGRAM 4 1 4 1 PCS 104 450 A To remove Front Cabinet Assembly B To remove Top Cabinert C To remove Main Board D To remove Tuner Board Bracket E To remove Tape Deck F To remove Front Board G To remove LCD Panel ...

Page 12: ...ROPE FM MW LW SW East EUROPE FM MW LW USA FM MW OVERSEAS FM MW OVERSEAS FM MW SW KOREA FM MW stereo CHINA FM MW SW REGION PRESET 1 2 3 4 5 6 7 8 9 10 11 12 13 87 5 MHz 108 MHz 531 kHz 1602 kHz 558 kHz 1494 kHz 153 kHz 279 kHz 198 kHz 87 5 MHz 108 MHz 531 kHz 1602 kHz 558 kHz 1494 kHz 153 kHz 279 kHz 198 kHz 5 9 MHz 17 9 MHz 6 2 MHz 17MHz 65 81 MHz 108 MHz 531 kHz 1602 kHz 558 kHz 1494 kHz 153 kHz ...

Page 13: ... 27 CLPF Pin for connection of Low Pass Filter capacitor of ADJUST LOGIC 28 IREF Reference current input 29 VCC Positive supply connection pin 4V 5 5V 30 FSOUT Servo processor Æ Servo driver Output of focus servo amplifier 31 FS Inverting input of focus serco amplifier 32 FEGain Gain control pin of focus error amplifier 33 FE Inverting input of focus error amplifier 34 SGF Servo processor Æ Focus ...

Page 14: ...BLOCK DIAGRAM 5 1 5 1 PCS 104 452 ...

Page 15: ...WIRING DIAGRAM 6 1 6 1 PCS 104 453 ...

Page 16: ...FRONT BOARD CIRCUIT DIAGRAM 7 1 7 1 PCS 104 454 ...

Page 17: ...FRONT BOARD LAYOUT DIAGRAM 7 2 7 2 PCS 104 455 ...

Page 18: ...p w 2108 100p w 2122 3n3 2125 560p w 2123 390p 22p 2120 2153 15p s_12p t_2p2 s_560p 2152 33n x y 2154 4p7 2102 10n u 2160 22n x 2161 100n 2167 12p 3169 150k 3105 220R 3132 47R 3146 22R 3157 100k 3161 Programmable Output Ports 470R 3160 470R 3159 470R 3158 470R 3156 100k 22R 3155 120R 3154 3167 120R 3153 470R 3152 470R 3141 56k 3145 2k2 3k3 w 3109 3108 2k2 w 3128 2k2 3125 10k 3134 22k w 3137 22k 31...

Page 19: ...01 2116 2122 2 1 4 9 2 1 5 0 2152 2159 7103 4103 3153 3169 2166 2 1 6 7 3141 3145 2145 2146 2151 2134 2136 2147 2131 2132 4111 6105 6110 3108 3133 4101 4102 4155 2108 2109 2113 2124 7108 4109 4110 4156 3112 3114 3116 3117 3121 2114 2117 3109 3177 3113 4159 3155 3156 3175 2143 2163 3181 2105 6101 9119 A B C A B C 5 4 3 2 1 5 4 3 2 1 3148 3146 3178 3179 4160 4161 7111 7125 4158 3144 4162 4163 2126 2...

Page 20: ...MAIN BOARD CIRCUIT DIAGRAM 9 1 9 1 PCS 104 458 ...

Page 21: ...9 2 9 2 PCS 104 459 MAIN BOARD LAYOUT DIAGRAM RECTIFIER BOARD CIRCUIT DIAGRAM RECTIFIER BOARD LAYOUT DIAGRAM POWER SWITCH BOARD LAYOUT DIAGRAM ...

Page 22: ...ISE STATED ALL CARBON RESISTORS E12 SERIES ALL TUBULAR CERAMIC CAPACITORS PLATE CERAMIC CAPACITOR MYLAR CAPACITOR ELECTROLYTIC CAPACITOR o PLAY V RECORD R IN L IN GND R OUT L OUT 5V6 DECK A DECK B LEFT RIGHT 0V 0V G 50V f 25V d 10V A B T027 T026 T025 T029 T003 T013 T015 T014 T005 T020 T019 T004 T021 T017 T016 T001 T018 T006 T007 T008 T023 T024 3707 10 3708 68k 3709 22 3701 1k 3753 220 3748 220 374...

Page 23: ...34 B 2 2735 A 3 2736 A 2 2737 C 2 2738 C 3 2739 D 1 2740 D 1 2741 C 1 2742 B 1 2743 C 1 2744 C 1 2745 C 1 2746 C 1 2747 B 1 2748 B 3 2749 B 2 2750 B 2 2751 D 1 2752 A 2 2753 D 1 2754 D 2 2755 C 3 2756 C 3 2757 B 1 2758 D 1 2759 A 2 2760 A 3 2761 B 3 2762 C 2 2763 B 1 3701 A 1 3702 D 3 3703 D 3 3704 D 3 3705 D 3 3706 C 3 3707 B 1 3708 A 1 3709 B 1 3710 D 1 3711 A 3 3712 A 3 3713 A 2 3714 A 2 3715 A...

Page 24: ... 7805 A 1 7806 B 1 7807 C 4 9000 B 4 9001 E 4 9002 E 2 9502 E 1 9801 D 1 9802 C 4 9803 E 3 9804 A 3 9806 E 1 9807 E 1 9808 A 4 9809 D 1 9811 B 3 9812 A 2 9814 B 1 9815 D 1 9816 A 2 9817 A 1 9818 B 2 9820 C 1 9821 C 1 9822 B 3 9823 C 2 9825 D 3 9826 D 3 9827 C 1 9828 E 1 9829 C 2 9830 E 3 9831 D 4 9839 B 2 9849 B 2 9948 B 2 9806 2820 9815 2822 2833 3828 3829 3849 9502 9809 9827 2848 3853 3870 7806 ...

Page 25: ... A A PW PW PW A A 9001 9000 9002 2838 100n 2843 5n6 2803 22n 2802 47n 2849 220p 22n 2837 2848 470p 2846 470p 2806 470P 2841 39p 2839 100n 2835 100n 100n 2815 2819 100n 82p 2830 2804 1n5 2817 3n3 2829 33n 2831 22n 2825 15p 150p 2811 150p 2812 39p 2814 2822 22n 2844 220p 2807 22p 2805 560N 2813 2n2 2834 100n 5040 ferrite bead 5020 ferrite bead 5010 ferrite bead 5000 ferrite bead 5060 100u 5030 ferri...

Page 26: ... 7801 B19 7802 F25 7803 J 9 7804 O14 7805 K22 7806 K20 7807 I28 7808 P20 7809 P22 9000 G10 9001 G29 9002 N 8 T801 P 7 T802 P 7 T803 N 5 T804 O 7 T805 Q 7 T806 O 7 T807 P 7 T814 L26 T815 L26 T816 L26 T817 M26 T818 M26 T819 M26 T820 H11 T821 H11 T822 G11 T823 G11 T824 G11 T825 F11 T826 F11 T827 F11 T828 E11 T829 E11 T830 E11 T831 E 9 T832 N14 T833 O15 T836 R26 T837 Q26 T838 Q26 T839 P26 T840 H30 T84...

Page 27: ...9002 D 2 9821 C 1 1801 C 3 2816 D 2 2837 C 3 3807 A 3 3827 D 1 3871 C 3 5020 D 3 9502 D 1 9822 B 2 1802 C 2 2817 D 2 2838 B 2 3808 A 2 3828 C 1 3880 A 3 5030 C 3 9801 D 1 9825 D 2 1803 A 3 2818 D 2 2839 B 1 3809 D 3 3829 C 1 3881 A 3 5040 B 3 9802 B 3 9826 D 2 1804 A 1 2819 D 1 2840 C 3 3810 B 3 3833 C 2 3882 B 3 5050 B 3 9803 D 3 9827 B 1 1805 A 3 2820 D 1 2841 D 3 3811 A 2 3836 C 2 3883 A 3 5060...

Page 28: ... 11 2x 11 12 2x 14 14 14 4x 14 6 2x 4 2x 4 8x 5 2x 8 13 2x 13 2x 9 6x 1 9 2x 7 2x 7 4x 14 2x 8 2x 15 2x 8 8 2x 15 2x 15 2x 10 10 12 2x 8 2x 4 3x 2 SCREWS LIST 1 C M2 x 3 2 C M2 6 x 4 3 C M2 6 x 6 4 C M2 6 x 8 5 C M2 6 x 10 6 C 3 x 6 7 C 3 x 8 8 C 3 x 10 9 C 3 x 12 10 C 3 x 14 11 C 3 x 16 12 C 3 x 25 13 C P W 2 x 12 14 C P W 2 6 x 8 15 C P W 3 x 8 SHU FFLE REP EAT SEA RCH SEA RCH STO P VOL UME Digi...

Page 29: ...9965 000 08145 DISC HOLDER BRACKET 416 4822 380 10271 LED LIGHT GUIDE TUNER 461 9965 000 02794 MAGNET 417 4822 380 10272 LED LIGHT GUIDE TAPE 462 9965 000 08778 CD DOOR SPRING 418 4822 402 11305 FUNCTION SELECTOR BRACKET 463 9965 000 08776 CD DOOR 419 9965 000 08148 SHUFFLE BUTTON 464 4822 450 10653 CD DOOR LENS 421 9965 000 08147 CD FUNCTION KNOB 466 4822 492 11749 BATTERY SPRING 422 9965 000 081...

Page 30: ...6 4822 051 20008 Jumper 2145 4822 122 33575 220pF 5 NP0 63V 4108 4822 051 20008 Jumper 2146 4822 122 33575 220pF 5 NP0 63V 4111 4822 051 20008 Jumper 2147 4822 122 33575 220pF 5 NP0 63V 4120 4822 051 20008 Jumper 2148 4822 126 11585 22nF 80 20 Y5V 25V 4150 4822 051 20008 Jumper 2149 5322 122 32654 22nF 10 X7R 63V 4152 4822 051 20008 Jumper 2150 4822 122 33496 100nF 10 X7R 63V 4153 4822 051 20008 J...

Page 31: ...116 52184 18R 5 0 5W 2837 4822 126 11585 22nF 80 20 Y5V 25V 3836 4822 050 11002 1K 1 0 4W 2838 4822 126 12882 100nF 80 20 50V 3837 4822 111 30893 4M7 5 0 2W 2839 4822 126 12882 100nF 80 20 50V 3838 4822 116 52234 100K 5 0 5W 2841 4822 126 13677 39pF 5 50V 3839 4822 116 52235 1M 5 0 5W 2842 4822 124 40849 330µF 20 16V 3840 4822 050 11002 1K 1 0 4W 2843 4822 126 13098 5 6nF 20 16V 3841 4822 116 5229...

Page 32: ... 81286 47µF 20 16V 3824 4822 116 83868 150R 5 0 5W 2866 5322 122 31647 1nF 10 X7R 63V 3826 4822 116 83961 6K8 5 2867 5322 122 31647 1nF 10 X7R 63V 3827 4822 116 52269 3K3 5 0 5W 2868 4822 126 13561 220nF 10 X7R 16V 3828 4822 116 52297 68K 5 0 5W 2869 4822 126 13561 220nF 10 X7R 16V 3829 4822 116 83884 47K 5 0 5W ELECTRICAL PARTSLIST CD97 DA11 MKI 7805 TCA0372DP1 RESISTORS RESISTORS 3830 4822 116 8...

Page 33: ...1FP 7802 4822 209 32421 IC TDA1311A N2 7803 4822 209 90496 IC M62475FP 7804 9336 500 90126 Trans BC557C 7805 4822 209 62059 IC TCA0372DP1 7806 4822 209 62059 IC TCA0372DP1 7808 4822 209 62059 IC TCA0372DP1 7809 4822 209 62059 IC TCA0372DP1 MISCELLANEOUS 1802 4822 265 10925 FFC 15P Note Only these parts mentioned in the list are normal service parts ...

Page 34: ... 4822 130 34488 DIODE BZX79 B11 IC TRANSISTORS IC101 9965 000 01767 IC PT233 IC102 4822 209 31544 IC TA8227P Q101 4822 130 44503 TRANS BC547C Q102 4822 130 41327 TRANS BC327 40 Q103 4822 130 44503 TRANS BC547C Q104 4822 130 44503 TRANS BC547C Q106 4822 130 41327 TRANS BC327 40 Q108 4822 130 44503 TRANS BC547C Q109 4822 130 44503 TRANS BC547C Q110 4822 130 44568 TRANS BC557B Q111 4822 130 44568 TRA...

Page 35: ... 0 5W 2740 4822 122 33197 1nF 10 50V 3733 4822 116 52244 15K 5 0 5W 2741 4822 122 33197 1nF 10 50V 3734 4822 116 52289 5K6 5 0 5W 2742 4822 122 33195 100pF 10 50V 3736 4822 116 52244 15K 55 0 5W 2743 4822 126 12339 2 2nF 10 Y5R 3737 4822 116 52245 150K 5 0 5W 2744 5322 122 32311 470pF 10 100V 3738 4822 116 83872 220R 5 0 5W 2745 4822 126 12339 2 2nF 10 Y5R 3739 4822 116 52224 470R 55 0 5W 2746 532...

Page 36: ...97 TACT SWITCH 1P2T SW203 4822 276 13797 TACT SWITCH 1P2T SW204 4822 276 13797 TACT SWITCH 1P2T SW205 4822 276 13797 TACT SWITCH 1P2T SW206 4822 276 13797 TACT SWITCH 1P2T SW207 4822 276 13797 TACT SWITCH 1P2T SW208 4822 276 13797 TACT SWITCH 1P2T SW209 4822 276 13797 TACT SWITCH 1P2T SW210 4822 276 13797 TACT SWITCH 1P2T SW211 4822 276 13797 TACT SWITCH 1P2T SW212 4822 276 13797 TACT SWITCH 1P2T ...

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