Philips-AZ-1143-Service-Manual(1) 电路图 维修手册.pdf
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1、CLASS 1 LASER PRODUCT GB3140 785 22260Published by SS 0024 Service Audio or otherwise without the prior permission of Philips. system or transmitted, in any form or by any means, electronic, mechanical, photocopying, All rights reserved. No part of this publication may be reproduced, stored in a ret
2、rieval Copyright 1995 Philips Consumer Electroncis B.V. Eindhoven, The Netherlands be used. condition and that parts which are identical with those specified Safety regulations require that the set be restored to its original C PCS 104 409 Printed in The NetherlandsCopyright reservedSubject to modif
3、ication CD Stereo Radio Recorder TABLE OF CONTENTS chapter Handling chip components and safety1 - 1 AZ1140 AZ1141 AZ1142 AZ1143 AZ1145 . Technical Specification & Service Tools2 - 1. Service Measurement2 - 2. Connections & Controls3 - 1. Disassembly Diagram4 - 1. Instructions for use3 - 2 to 3 - 6.
4、CD Service Test Program4 - 2 to 4 - 3. Block Diagram5 - 1. Wiring Diagram6 - 1. circuit diagram7 - 1, 7 - 3. CONTROL BOARD layout diagram7 - 2. SWITCH & VOLUME BOARD layout diagram8 - 1. chapter circuit diagram9 - 1. TUNER BOARD layout diagram9 - 2. circuit diagram10 - 1. MAIN BOARD layout diagram10
5、 - 2. circuit diagram11 - 1. RECORDER & BEAT CUT BOARD layout diagram11 - 2. circuit diagram12 - 2. CD MODULE layout diagram12 - 1. cabinet13 - 1. EXPLODED VIEWS DIAGRAM tape deck13 - 2. Mechanical partslist13 - 2. Electrical partslist14 - 1 to 14 - 4. all versions RadioFans.CN 收音机爱 好者资料库 PCS 104 41
6、0 2-1 SERVICE TOOLS Audio signal disc SBC 429.4822 397 30184 Playability test disc SBC 444.4822 397 30245 Test disc 5(disc without errors ) + Test disc 5A (disc with dropout errors, black spots and fingerprints) SBC 426/426A.4822 397 30096 Burn in test disc (65 min. 1kHz signal at -30 dB level witho
7、ut “pause”).4822 397 30155 Universal test cassette Fe SBC 420.4822 397 30071 TECHNICAL SPECIFICATIONS GENERAL Mains voltage-/00 : 230 V -/01/11/16 : 120/230 V -/05/10 : 240 V -/17 : 120 V Mains frequency-/00/05/10 : 50 Hz -/01/11/16 : 50 / 60 Hz -/17 : 60 Hz Batterymains : 9 V (R14 x 6) Remote : 3V
8、(R03 x 2) Power consumptionnormal : 10 W standby : 2 W Dimension (W x H x D): 290 x 152 x 253 mm Weight: 2.6 Kg AMPLIFIER Output powermains : 2 x 1.6 W battery : 2 x 2 W Speaker impedance: 2 x 4 ohm Frequency response: 100 Hz - 8 kHz (3dB) TUNER - FM SECTION Tuning range: 87.5 - 108 MHz IF frequency
9、: 10.7 MHz 0.2 MHz Sensitivity: 16 dBf at 26dB S/N Selectivity: 55 dB at 300kHz IF rejection: 85 dB Image rejection: 40 dB TUNER - AM SECTION Tuning rangeMW : 531 - 1602 kHz -/17 : 520 - 1730 kHz LW : 153 - 279 kHz IF frequency: 450 kHz 1 kHz Sensitivity MW : 64 dBu at 26dB S/N LW : 70 dBu at 26dB S
10、/N Selectivity MW : 22 dB LW : 29 dB IF rejection ratioMW : 70 dB LW : 70 dB Image rejection ratioMW : 32 dB LW : 35 dB AUDIO CASSETTE RECORDER Tape speed accuracy: 3% Wow & flutter: 0.35 % JIS WTD Fast wind/rewind C60: 50 dB Channel difference 1 kHz : 26 dB Laser wavelength: 780 20nm Laser light po
11、wer: 0.3 mW RadioFans.CN 收音机爱 好者资料库 PCS 104 436 14-4 ELECTRICAL PARTSLIST - CD99 DA11 - RESISTORS - 4888482205120008Jumper 4889482205120008Jumper - COILS & FILTERS - 1810482224273557Filter CST8,46MTW-TF01 5803482215711231Coil LAN02TB1R0J - DIODES - 6877482213011564Diode UDZ3.9B - IC & TRANSISTORS -
12、7800482220917324IC SAA7325H 7802532220911517IC PC74HCU04T 7803532213060123Trans BC807-40 7804532220982941IC LM358D 7807532213042755Trans BC847C 7808482220932852IC TDA7073A/N2 7809482220932852IC TDA7073A/N2 7810482220933165IC TDA1308T/N1 7875482213060511Trans BC847B - MISCELLANEOUS - 1800482226510925
13、Connector 15P 1823482226511207Connector 6P 1824482226511207Connector 6P 8000482232012178Flexible Foil 15P Note :Only these parts mentioned in the list are normal service parts. RadioFans.CN 收音机爱 好者资料库 during Focus search 800mVpp LOW = CD_RW (high gain) EYE-PATTERN T = 1 s TB = 0.5m s/div 3V 0V V .Vd
14、c measured during PLAY with normal CD or CD-R Vdc measured during PLAY with CD-RW EVMV 1,5V0V 0,9V 0,9V 0,9V 0,9V 10V 6,2V 5V 0,2V 0,2V 3,3V 2,5V 3,9V 1,8V 6,1V 6,2V 6,1V 6,2V 6,5V 5,9V 6,0V V .Vdc measured during PLAY with normal CD or CD-R Vdc measured during PLAY with CD-RW EVMV 3,3V 3,9V 4,8V 2,
15、5V 5V 2,5V 2,5V 2,5V 5V 2,5V 2,5V CD99 DA11 - CIRCUIT DIAGRAM PCS 99 484 12-212-212-2 + - + - VDD + - + - VDD +t INTERFACE VERSATILE DEMOD EFM PLL DIG. STAGES OUTPUT CONTROL MOTOR KILL INTERF. LOOPBACK SER. DATA INTERF. VERSAT. INTERFACE SER. DATA BITSTREAM DAC TIMING INTERFACE MICROCONTROLLER PROCE
16、SSOR AUDIO PROCESSING PRE- FUNCTION CONTROL SRAM ADDR INTERF. EBU DET. PEAK CORR. ERROR PROCESSOR SUBCODE END FRONT VREF GEN. ADC M2 L HF of HCU HF D _ L C 3835 L + HF FOCUS TRACK B D B VAM D DA11 VAM DISC comm. cath digital out = off 3751 3834 D on digital out D stuffed resistor L L M DISC table fo
17、r drive- and digital out recognition 3897 C5 3898 C5 3899 D5 7800 D12 7802-A E6 7802-B E5 7802-C E5 7802-D E8 7802-E E7 7802-F F8 7803 B2 7804-A A1 7804-B C3 7807 E6 7808 E4 7809 G4 8401 H3 D R1 (CD10) + for digital out: 33E T+ off 3750 D 3852 F5 3853 F5 3854 F5 3855 F4 3856 G6 3857 G5 3858 G5 3859
18、H5 3860 H5 3861 H5 3862 H5 3863 H4 3864 C1 3865 F7 3890 B4 3891 C4 3892 C4 3893 D4 3894 A5 3895 B5 3896 B5 D 1810 D HF D to D to + DA D 3829 A11 3830 B12 3831 B14 3832 B14 3834 B14 3835 C14 3837 C14 3838 D14 3839 D14 3840 D15 3841 E14 3842 G14 3843 G14 3844 G13 3845 G12 3846 F10 3847 F6 3848 F5 3849
19、 E5 3850 F5 3851 F6 sheet 2 R2 (CD10) L D sheet 2 DA EH-S DA - (uP-interface) 3809 A2 3810 A3 3811 E4 3812 D5 3813 E5 3814 E5 3815 E5 3816 E5 3817 E7 3818 E6 3819 E6 3820 E7 3821 E7 3822 E7 3823 E8 3824 E9 3825 E9 3826 D10 3827 D9 3828 A10 D A FOCUS HF DA D L F- + 2865 D5 2869 E2 2870 B5 2871 B5 287
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