Pioneer-XRMT3-cs-sm 电路图 维修手册.pdf

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1、ORDER NO. PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-

2、01, Singapore 159936 PIONEER CORPORATION 2000c XR-MT3 RRV2343 T IZK JULY 2000 Printed in Japan STEREO CD RECEIVER 1. SAFETY INFORMATION.2 2. EXPLODED VIEWS AND PARTS LIST . 4 3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM.10 4. PCB CONNECTION DIAGRAM.22 5. PCB PARTS LIST.32 6. ADJUSTMENT.37 CONTENTS 7. GENE

3、RAL INFORMATION . 41 7.1 DIAGNOSIS.41 7.1.1 TROUBLE SHOOTING . 41 7.1.2 DISASSEMBLY/ASSEMBLY.45 7.2 PARTS.53 7.2.1 IC . 53 7.2.2 DISPLAY.55 7.3 REMOTE CONTROL UNIT . 56 8. PANEL FACILITIES AND SPECIFICATIONS.58 Type Model Power Requirement The voltage can be converted by XR-MT3the following method.

4、KUCXCNAC120V MYXCNAC220-230V NVXCNAC230V DBDXCNAC110-127V/220-230V/240VWith the voltage selector DLXCN/NCAC110-127V/220-230V/240VWith the voltage selector THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S). ComponentModel Service Remarks manual STEREO CD RECEIVER SYSTEM X-MT2000 RRV2342

5、 KUCXCNMYXCN,NVXCNDBDXCNDLXCN/NC STEREO CD RECEIVERXR-MT3XR-MT3XR-MT3XR-MT3RRV2343 This manual. SPEAKER SYSTEMS-MT3WS-MT3HS-MT3S-MT3-NRRV2344 System Component Table RadioFans.CN 收音机爱 好者资料库 2 XR-MT3 1. SAFETY INFORMATION This service manual is intended for qualified service technicians ; it is not me

6、ant for the casual do-it- yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the prod

7、uct and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician. WARNING This product contains lead in solder and certain electrical parts contain chemicals w

8、hich are known to the state of California to cause cancer, birth defects or other reproductive harm. Health press and hold for fast reverse/forward play. When listening to the radio, use for turning and use to tune into stations and select preset stations. 13 ENTER Use to save a radio station preset

9、; set the clock or timer. 14 7 Press to stop playback. Also cancels auto scan tuning. 15 Number buttons When playing CDs, use to select track numbers. When listening to the radio, use to select preset stations. 16 C Press to clear a CD playlist. 17 CD buttons Press to select discs. Also switches the

10、 system on if it was in standby. 18 PGM Press to start programming a CD playlist. 19 RANDOM Press to start random CD playback. 20 REPEAT Use to select the repeat mode (1- track, current disc or all-disc). 21 VOLUME +/ Use to adjust the volume. 22 BASS / TRE Use to adjust the tone (bass and treble) o

11、f the sound. 23 PLAY MODE Use to select single disc play, or all-disc play. Remote Control Unit 61 XR-MT3 8.2 SPECIFICATIONS Stereo CD Receiver: Amplifier Section X-MT2000 (U.S. and Canadian models) Continuous Average Power Output is 12.5 Watts* per channel, min., at 8 ohms from 60 Hertz to 15,000 H

12、ertz, with no more than 1.0%* total harmonic distortion. *Measured persuant to the Federal Trade Commissions Trade Regulation rules on Power Output Claims for Amplifiers. * Measured by audio spectrum analyzer. Continuous Power (RMS). 20W + 20W (1 kHz, THD 10%, 8) Continuous Power (DIN) .15 W + 15 W

13、(1 kHz, THD 1%, 8) FM Tuner Section Frequency Range. 87.5 108MHz Antenna.75, unbalanced AM Tuner Section Frequency Range. 530kHz 1,700kHz (10kHz step) Antenna. Loop antenna Compact Disc Player Section Type. Compact disc digital audio system Usable discs.Compact discs Channels . 2 (stereo) Frequency

14、Response . 20Hz20kHz Power Section & Miscellaneous Power Requirements. AC 120V, 50/60Hz Power Consumption (ON mode) . 48 W Power Consumption (Standby mode) . 1W Dimensions . 160(W) 170(H) 323.5(D)mm (6 3/10(W) 6 7/10(H) 12 12/16(D)in.) Weight .4.8 kg (10 lb. 9 oz.) Accessories Operating instructions

15、 . 1 Warranty card. 1 FM wire antenna . 1 AM loop antenna . 1 AAA size R03 batteries. 2 Remote control unit . 1 Speaker cords . 2 Speaker System: Enclosure . Bass-reflex bookshelf type Loudspeaker wide band (full range).87 mm (3 2/5 in.) Nominal impedance . 8 Frequency response . 70 Hz20,000 Hz Maxi

16、mum input.20 W External dimensions. 130(W) 170(H) 194(D) mm (5 1/10(W) 6 7/10(H) 7 3/5(D) in.) Weight .1.35 kg (3 lb. 1 oz. ) Stereo CD Receiver: Amplifier Section Continuous Power (RMS). 20W + 20W (1 kHz, THD 10%, 8) Continuous Power (DIN) .15 W + 15 W (1 kHz, THD 1%, 8) Music Power (DIN) .36 W + 3

17、6 W (1 kHz, THD 1%, 8) Above specifications are for when the power supply is 230 V. FM Tuner Section Frequency Range. 87.5 108MHz Antenna.75, unbalanced AM Tuner Section Frequency Range. 531kHz 1,602kHz (9kHz step) 530kHz 1,700kHz (10kHz step) Antenna. Loop antenna Compact Disc Player Section Type.

18、Compact disc digital audio system Usable discs.Compact discs Channels . 2 (stereo) Frequency Response . 20Hz20kHz Power Section & Miscellaneous Power Requirements. AC 230V, 50/60Hz (UK model) AC 220- 230V, 50/60Hz Power Consumption (ON mode) . 52 W Power Consumption (Standby mode) . 1W Dimensions .

19、160(W) 170(H) 323.5(D)mm Weight .4.8 kg Accessories Operating instructions . 1 Warranty card. 1 FM wire antenna . 1 AM loop antenna . 1 AAA size R03 batteries. 2 Remote control unit . 1 Speaker cords . 2 Speaker System: Enclosure . Bass-reflex bookshelf type Loudspeaker wide band (full range) .87mm Nominal impedance . 8 Frequency response . 70Hz20,000Hz Maximum input. 20W External dimensions. 130(W) 170(H) 194(D) mm Weight . 1.4kg Note : Specifications and design subject to possible modification without notice, due to improvements.