Aiwa-XRMK25-cs-sm 电路图 维修手册.pdf
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1、SERVICE MANUAL XR-MK25HC,HR COMPACT DISC STEREO SYSTEM BASIC TAPE MECHANISM : 2ZM?1 YR6N BASIC CD MECHANISM : 3ZG?3 E2NC S/M Code No. 09-989-284-0OT SYSTEM XR?MK25 REMOTE CONTROLLER SX?M25B SPEAKER RC?8AT02 RadioFans.CN 收音机爱 好者资料库 2 SPECIFICATIONS .3 PROTECTION OF EYES FROM LASER BEAM DURING SERVICI
2、NG.4 PRECAUTION TO REPLACE OPTICAL BLOCK .4 ELECTRICAL MAIN PARTS LIST . 5 9 CHIP RESISTOR PART CODE .9 TRANSISTOR ILLUSTRATION .10 BLOCK DIAGRAM ? 1 (MAIN / FRONT / AC2 / AC1 / DECK / RELAY). 11 12 BLOCK DIAGRAM ? 2 (VCD / VCD POWER / CD DRIVE / CD MOTOR) . 13 14 WIRING ? 1 (MAIN) . 15 16 SCHEMATIC
3、 DIAGRAM ? 1 (MAIN : 1 / 2 / AC2 / AC1 / RELAY) . 17 18 SCHEMATIC DIAGRAM ? 2 (MAIN : 2 / 2 ? TUNER BLOCK) . 19 20 IC BLOCK DIAGRAM ? 1 . 21 22 WIRING ? 2 (FRONT / DECK / RELAY) . 23 24 SCHEMATIC DIAGRAM ? 3 (FRONT / DECK). 25 26 WIRING ? 3 (VCD : 1 / 2 / VCD POWER / CD DRIVE / CD MOTOR) . 27 28 WIR
4、ING ? 3 (VCD : 2 / 2) . 29 30 SCHEMATIC DIAGRAM ? 4 (VCD : 1 / 2 / VCD POWER / CD DRIVE / CD MOTOR). 31 32 SCHEMATIC DIAGRAM ? 5 (VCD : 2 / 2) . 33 34 WIRING ? 4 (AC2 / AC1) .35 FL (11BT?162GK) GRID ASSIGNMENT / ANODE CONNECTION .36 WAVEFORM (VCD) .37 IC BLOCK DIAGRAM ? 2 . 38 41 IC DESCRIPTION . 42
5、 52 ADJUSTMENT ? 1 . 53 54 PRACTICAL SERVICE FIGURE .54 ADJUSTMENT ? 2 .55 PRACTICAL SERVICE FIGURE .55 ADJUSTMENT ? 3 . 56 58 MECHANICAL EXPLODED VIEW 1 / 1 . 59 60 MECHANICAL PARTS LIST 1 / 1 .61 SPRING APPLICATION POSITION .62 TAPE MECHANISM EXPLODED VIEW 1 / 1 . 63 64 TAPE MECHANISM PARTS LIST 1
6、 / 1 .65 CD MECHANISM EXPLODED VIEW 1 / 2.66 CD MECHANISM PARTS LIST 1 / 2.67 CD MECHANISM EXPLODED VIEW 2 / 2.68 CD MECHANISM PARTS LIST 2 / 2.68 ACCESSORIES / PACKAGE LIST .69 TABLE OF CONTENTS RadioFans.CN 收音机爱 好者资料库 3 SPECIFICATIONS ? Design and specifications are subject to change without notic
7、e. Tuning range87.5MHz to 108MHz Usable sensitivity(IHF)13.2dBf Antenna terminals75ohms (unbalanced) Tuning range531kHz to 1602kHz (9kHz step) 530kHz to 1710kHz (10kHz step) Usable sensitivity350?V/m AntennaLoop antenna Power outputRated: 16W + 16W (6ohms, T.H.D. 1%, 1kHz) Reference: 20W + 20W (6ohm
8、s, T.H.D. 10%, 1kHz) Total Harmonic distortion0.08% (10.5W, 1kHz, 6ohms) InputsVIDEO/AUX: 400mV MIC: 1.8mV (10kohms) OutputsVIDEO OUT: 1.0Vp-p (75ohms) AUDIO OUT: 530mV (47kohms) SUPER WOOFER: 1.0V SPEAKERS: accepts speakers of 6ohms or more PHONES (stereo minijack): accepts headphones of 32ohms or
9、more Track format4 tracks, 2 channels stereo Frequency responseCrO2 tape: 50Hz ? 1600Hz Normal tape: 50Hz ? 15000Hz Signal-to-noise ratio50dB (CrO2 tape peak level above 1kHz) Recording systemAC bias HeadsRecording/playback head x 1 Erase head x1 LaserSemiconductor laser (=780nm) D-A converter1 bit
10、dual Signal-to-noise ratio75dB (1kHz, 0dB) Harmonic distortion0.1% (1kHz, 0dB) Wow and flutterUnmeasurable Video signalNTSC/PAL color format (selectable) Video dataMPEG 1 Audio dataMPEG 1, LAYER 2 Power requirementsAC: 120V/220V ? 240V, switchable, 50/60Hz Power consumption55W Dimensions of main uni
11、t173 x 255.2 x 248.8mm (W x H x D)(67/8 x 101/8 x 97/8in.) Weight of main unit3.65kg (8lbs 1oz.) Cabinet type2 way, bass reflex (magnetic shield type) SpeakerWoofer: 120mm (43/4 in.) cone type Tweeter: 20mm (13/16in.) ceramic type Impedance6ohms Output sound pressure level87dB/W/m Dimensions (W x H
12、x D)155 x 253 x 220mm (61/8 x 10 x 83/4in.) Weight2.6kg (5lbs 12oz.) RadioFans.CN 收音机爱 好者资料库 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING (KSS-213F) Body or clothes electrostatic potential couldruin laser diode in the optical block. Be sureground body and workbench, and use the clothes do not
13、 touch the diode. 1) After the connection, remove solder shown in right figure. Precaution to replace Optical block Solder PICKUP Assy P.C.B. PROTECTION OF EYES FROM LASER BEAM DURING SERVICING (KSS-213F) Body or clothes electrostatic potential couldruin laser diode in the optical block. Be suregrou
14、nd body and workbench, and use the clothes do not touch the diode. 1) After the connection, remove solder shown in right figure. Precaution to replace Optical block Solder PICKUP Assy P.C.B. CAUTION Use of controls or adjustments or performance of procedures other than those specified herin may resu
15、lt in hazardous radiation exposure. ATTENTION L?utillisation de commandes, rglages ou procdures autres que ceux spcifis peut entra?ner une dangereuse exposition aux radiations. ADVARSEL Usynlig laserst?ling ved ?bning, n?r sikkerhedsafbrydereer ude af funktion. Undg? uds?ttelse for str?ling. This Co
16、mpact Disc player is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT label is located on the rear exterior. This set employs laser. Therefore, be sure to follow carefully the instructions below when servicing. WARNING! WHEN SERVICING, DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO
17、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 OBJEC- TIVE LENS ON THE OPTICAL PICK-UP BLOCK. Caution: Invisible laser radiation when open and interlocks defeated avoid exposure to beam. Advarsel: Usynlig
18、laserst?ling ved ?bning, n?r sikkerhedsafbrydere er ude af funktion. Undg? uds?ttelse for str?ling. VAROITUS! Laiteen K?ytt?minen muulla kuin t?ss? k?ytt?ohjeessa mainitulla tavalla saataa altistaa k?yt-t?j?n turvallisuusluokan 1 ylitt?v?lle n?kym?tt?m?lle lasers?teilylle. VARNING! Om apparaten anv?
19、nds p? annat s?tt ?n vad som specificeras i denna bruksanvising, kan anv?ndaren uts?ttas f?r osynling laserstr?lning, som ?verskrider gr?nsen f?r laserklass 1. CLASS 1LASER PRODUCT KLASSE 1LASER PRODUKT LUOKAN 1LASER LAITE KLASS 1LASER APPARAT 4 DESCRIPTIONREF. NO.KANRI NO. PART NO.KANRI NO. REF. NO
20、.DESCRIPTIONPART NO. ELECTRICAL MAIN PARTS LIST 5 IC 87-020-454-010IC,DN6851 87-002-783-110IC,CXD2500BQ 84-ZG1-669-010C-IC,MB89627R-361 87-A20-255-040C-IC,SN74LV373NS 87-A20-464-040C-IC,LH5164AN-10L 87-A20-252-040C-IC,SN74LV00NS 87-A20-253-040C-IC,SN74LV04NS 87-A20-254-040C-IC,SN74LV32NS 87-A20-576-
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