Aiwa-XRMK220-cs-sup 电路图 维修手册.pdf
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1、SERVICE MANUAL DATA XR-MK220 XRMK220 RCZAT05 SYSTEMTYPE REMOTE CONTROLLER COMPACT DISC STEREO SYSTEM BASIC TAPE MECHANISM : 2ZM-1 YR11NC BASIC CD MECHANISM : 3ZG-3 E3NC / E6NC / YE3NC S/M Code No. 09-00C-437-9R1 REVISION This Service Manual is the Revision Publishing and replaces Simple Manual XR-MK
2、220 , (S/M Code No. 09-009-437-9T1). TAPE MECHANISM CD MECHANISM XRMK220 XRMK220 3ZG3 YE3NC HE HR 2ZM1 YR11NC HC, HE, HR HC 3ZG3 E6NC 3ZG3 E3NC RadioFans.CN 收音机爱 好者资料库 2 TABLE OF CONTENTS SPECIFICATIONS . 3 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING . 4 PRECAUTION TO REPLACE OPTICAL BLOCK .
3、 4 CAUTION WHEN SERVICING. 5 7 ELECTRICAL MAIN PARTS LIST . 8 13 CHIP RESISTOR PART CODE . 13 TRANSISTOR ILLUSTRATION. 14 WIRING 1 (MAIN) . 15 SCHEMATIC DIAGRAM 1 (MAIN : 1 / 2 / HEAD). 16 SCHEMATIC DIAGRAM 2 (MAIN : 2 / 2 ) . 17 WIRING 2 (FRONT CNTL) . 18 WIRING 3 (FRONT SEC / DECK / HEAD) . 19 SCH
4、EMATIC DIAGRAM 3 (FRONT CNTL / FRONT SEC / DECK) . 20 WIRING 4 (VCD) . 21 WIRING 4 (VCD) . 22 SCHEMATIC DIAGRAM 4 (VCD : 1 / 2 / MOTOR / LOAD / DRIVE) . 23 SCHEMATIC DIAGRAM 5 (VCD : 2 / 2) . 24 WIRING 5 (PAMP) . 25 SCHEMATIC DIAGRAM 6 (PAMP). 26 WIRING 6 (PT) . 27 SCHEMATIC DIAGRAM 7 (PT) . 28 WIRI
5、NG 7 (MOTOR / MIC / LOAD / DRIVE) . 29 SCHEMATIC DIAGRAM 8 (MIC) . 30 LCD DISPLAY. 31 WAVEFORM (VCD). 32 IC BLOCK DIAGRAM. 33 34 IC DESCRIPTION. 35 48 ADJUSTMENT (TUNER / DECK) . 49 MECHANICAL EXPLODED VIEW 1 / 1. 50 MECHANICAL PARTS LIST 1 / 1 . 51 COLOR NAME TABLE . 51 TAPE MECHANISM EXPLODED VIEW
6、 1 / 1. 52 TAPE MECHANISM PARTS LIST 1 / 1 . 53 CD MECHANISM EXPLODED VIEW 1 / 2 (3ZG3 E3NC / YE3NC) . 54 CD MECHANISM PARTS LIST 1 / 2 (3ZG3 E3NC / YE3NC) . 55 CD MECHANISM EXPLODED VIEW 1 / 2 (3ZG3 E6NC) . 56 CD MECHANISM PARTS LIST 1 / 2 (3ZG3 E6NC) . 57 CD MECHANISM EXPLODED VIEW 2 / 2 (3ZG2 E3N
7、C) . 58 CD MECHANISM PARTS LIST 2 / 2 (3ZG2 E3NC) . 58 ACCESSORIES / PACKAGE LIST . 59 RadioFans.CN 收音机爱 好者资料库 3 LaserSemiconductor laser ( =780 nm) D/A converter1 bit dual Signal-to-noise ratio75 dB (1 kHz, 0 dB) Harmonic distortion0.1 % (1 kHz, 0 dB) Wow and flutterUnmeasurable Video signalNTSC/PA
8、L color format (selectable) Video dataMPEG 1 Audio dataMPEG 1, LAYER 2 Power requirementsAC : 120 V/220 V 240 V, switchable 50/60 Hz Power consumption95 W Dimensions of main unit175 x 260 x 299 mm (W x H x D)(7 x 101/4 x 117/8 in.) Weight of main unit5.5 kg (12 lbs 2 oz) Standby power consumption If
9、 the power-economizing mode is on: 1.0 W If the power-economizing mode is off: 13 W Speaker system Cabinet type3 way, built in subwoofer (magnetic shield type) SpeakersSubwoofer: 130 mm (51/8 in.) cone type Full range: 100 mm (4 in.) cone type Super tweeter: 20 mm (13/16 in.) ceramic type Impedance6
10、 ohms / 16 ohms Output sound pressure level 86 dB/W/m Dimensions (W x H x D)162 x 258 x 200 mm (61/2 x 101/4 x 77/8 in.) Weight3.2 kg (7 lbs 1 oz) SPECIFICATIONS Main unit XR-MK220 Tuning range87.5 MHz to 108 MHz Usable sensitivity (IHF)13.2 dBf Antenna terminals75 ohms (unbalanced) Tuning range531
11、kHz to 1602 kHz (9 kHz step) 530 kHz to 1710 kHz (10 kHz step) Usable sensitivity350 V/m AntennaLoop antenna Mid-high frequency amplifier Power outputRated: 10 W + 10 W (16 ohms, T.H.D. 10 %, 1 kHz) Reference: 8 W + 8 W (16 ohms, T.H.D. 1 %, 1 kHz) Total harmonic distortion 0.15 % (5 W, 1 kHz, 16 oh
12、ms, DIN AUDIO) Low frequency amplifier Power outputRated: 30 W + 30 W (6 ohms, T.H.D. 10 %, 75 Hz) Reference: 25 W + 25 W (6 ohms, T.H.D. 1 %, 75 Hz) Total harmonic distortion 0.15 % (12.5 W, 75 Hz, 6 ohms, DIN AUDIO) InputsVIDEO/AUX: 0.4 V MD: 0.4 V OutputsVIDEO OUT: 1.0 Vp-p (75 ohms) LINE OUT: 0.
13、4 V (47 kohms load) SPEAKERS HIGH FREQ: accept speakers of 16 ohms or more SPEAKERS LOW FREQ: accept speakers of 6 ohms or more PHONES (stereo minijack): accepts headphones of 32 ohms or more Track format4 tracks, 2 channels stereo Frequency responseCrO2 tape: 50 Hz 16000 Hz Normal tape: 50 Hz 15000
14、 Hz Signal-to-noise ratio50 dB (CrO2 tape peak level above 1 kHz) Recording systemAC bias HeadsRecording/playback head x 1 Erase head x 1 Design and specifications are subject to change without notice. RadioFans.CN 收音机爱 好者资料库 4 (KSS 213F) Body or clothes electrostatic potential could ruin laser diod
15、e in the optical block. Be sure ground body and workbench, and use care the clothes do not touch the diode. 1) After the connection, remove solder shown in the right figure. Precaution to replace Optical block This set employs laser. Therefore, be sure to follow carefully the instructions below when
16、 servicing. WARNING! WHEN SERVICING, DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS NECESSARY TO CONFIRM LASER BEAM EMISSION. BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICK-UP BLOCK. Caution: Invisible laser rad
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