Aiwa-AZGW-mdm-sm电路图 维修手册.pdf

MD MECHANISM AZG-W S/M Code No. 09-022-355-9N4 English SERVICE MANUAL BASIC MD MECHANISM :AZG-L DATA TYPE AM YAM A1F YA1F A1M YA1M YA1K BASIC MD MECHANISM AZG-L ANM AZG-L ANM AZG-L ANF AZG-L ANF AZG-L ANM AZG-L ANM AZG-L AK RadioFans.CN 收音机爱 好者资料库 -2- PROTECTION OF EYES FROM LASER BEAM DURING SERVICING VAROITUS! Laiteen Kyttminen muulla kuin tss kyttohjeessa mainit- ulla tavalla saattaa altistaa kyt-tjn turvallisuusluokan 1 ylit- tvlle nkymttmlle lasersteilylle. VARNING! Om apparaten anvnds p annat stt n vad som specificeras i denna bruksanvising, kan anvndaren utsttas fr osynling laserstrlning, som verskrider grnsen fr laserklass 1. Caution: Invisible laser radiation when open and interlocks defeated avoid expo- sure to beam. Advarsel:Usynling laserstling ved bning, nr sikkerhedsafbrydere er ude af funktion. Undg udsttelse for strling. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. ATTENTION Lutilisation de commandes, rglages ou procdures autres que ceux spcifis peut entraner une dangereuse exposition aux radiations. ADVARSEL! Usynlig laserstling ved bning, nr sikkerhedsafbrydereer ude af funktion. Undg udsttelse for strling. This Compact 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 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. CLASS 1 KLASSE 1 LUOKAN 1 KLASS 1 LASER PRODUCT LASER PRODUKT LASER LAITE LASER APPARAT RadioFans.CN 收音机爱 好者资料库 -3- Precaution to replace Optical block (KSM-260E) 1) After the connection, remove solder shown in the right figure. Body or clothes electrostatic potential could ruin laser diode in the optical block. Be sure ground body and workbench, and use care the clothes do not touch the diode. VEE TRK Pattern side Solder MD PICKUP Assy PWB 1 21 -4- Fig.1-1 Fig.1-2 Fig.2 DISASSEMBLY INSTRUCTIONS-1/6 NOTES FOR DISASSMBLING AND ASSEMBLING MD MECHANISM 1. SHLD-CASE, TOP 1)Remove the two screws (VTT+3-4). 2)Remove the SHLD-CASE, TOP in the direction of the arrow B while opening the SHLD-CASE, TOP in the direction of the arrow A. Note for assembling Ensure that the three positions circled by round C are engaged securely. 2. SHLD-CASE, BOTTOM 1)Remove the four screws (S-SCREW, DUMP) and remove the SHLD-CASE, BOTTOM. -5- Fig.3-1 Fig.3-2 Fig.3-3 a Fig.3-3 b Fig.3-3 c Fig.3-5 Fig.3-4Fig.3-6 DISASSEMBLY INSTRUCTIONS-2/6 3. MD C.B 1)Remove the eight WIRES from the mechanism chassis by a soldering iron. 2)Remove the two screws, the SCREW A (VT2+2-6) and the SCREW B (S-SCREW, VTT2-15). 3)Disengage the detent C in the three locations and lift up the MD C. B. 4)Short-circuit the SHORT LAND of the pick-up. (Fig. 3-2) 5)Disconnect the FFC of the pick-up and remove the MD C. B. (Fig. 3-2) Notes for assembling 1)Remove the short-circuit of the pick-up by unsoldering. 2)Ensure that the four switches are located correctly. (Fig. 3-3 a, Fig. 3-3 b, Fig. 3-3 c) 3)Ensure that the FFC of the pick-up is not pinched between the LOADING MOTOR and the PWB. (Fig. 3-4) 4)Ensure that the WIRES are connected with the mechanism chassis properly by soldering. (Fig. 3-5) 5)Ensure that the WIRE has an allowance so that the routing range of the WIRE OWH can be secured. (Fig. 3-6) -6- Fig.4-1 Fig.4-2 aFig.4-2 b Fig.4-3 Fig.4-4 DISASSEMBLY INSTRUCTIONS-3/6 4. BOX-CTRG, ASSY 1)Remove the LEVER, SW-LOAD. (Fig. 4-1) 2)Disengage the two hooks (BOX-CTRG, ASSY side) of the SPR-E, BOX. (Fig. 4-2 a, Fig. 4-2 b) 3)Disengage the three detents (circled in Fig. 4-3) of the CHAS ASSY and remove the BOX-CTRG, ASSY. Note for assembling When assembling the BOX-CTRG ASSY, ensure that the SLIDER, CTRG is engaged securely as shown in Fig. 4-4. -7- Fig.5-1Fig.5-2 Fig.6-1Fig.6-2 Fig.7 DISASSEMBLY INSTRUCTIONS-4/6 5. OWH (Over Write Head) 1)Remove the LEVER, OWH in the direction of the arrow B while opening it in the direction of the arrow A. (Fig. 5-1) 2)Remove the screw (VW+1.7-5 W/O) and remove the OWH while paying attention to the wire of the OWH. (Fig. 5-2) 6. SLIDER, MAIN 1)Disengage the detent (circled in Fig. 6-1) of the CHAS, ASSY. 2)Slide the SLIDER, MAIN in the direction of the arrow A as shown in Fig. 6-2. 3)Remove the SLIDER, MAIN upward. 7. PICK UP ASSY 1)Pull out the SHAFT, GUIDE in the direction of the arrow A. 2)Remove the PICK UP ASSY. -8- Fig.8-1Fig.8-2 Fig.8-3 Fig.8-4Fig.8-5 DISASSEMBLY INSTRUCTIONS-5/6 8. GEAR CAM 1)Remove the screw (S-SCREW, SPH) and remove the GEAR, RACK PINION. (Fig. 8-1) Note for assembling Install the GEAR, RACK PINION by aligning the marking of it as shown in the circle in Fig. 8-2. 2)Slide the SLIDER, RACK in the direction of the arrow A while pressing the detent (circled in Fig. 8-3) and remove it. 3)Disengage the detent (Fig. 8-4) of the LEVER, SW-CAM and remove the LEVER, SW-CAM. Note for assembling Engage the LEVER, SW-CAM with the groove (circled in Fig. 8-5) of the GEAR, CAM to install. -9- Fig.8-6 Fig.8-7Fig.8-8 Fig.8-9 DISASSEMBLY INSTRUCTIONS-6/6 4)Disengage the detent (circled in Fig. 8-6) of the GEAR CAM from the rear side of the CHAS ASSY and remove the GEAR CAM. Notes for assembling 1)Install the SLIDER, OWH and slide it in the direction of the arrow A until it stops. (Fig. 8-7) 2)Install the GEAR, CAM and rotate it in the direction of the arrow B (clockwise) until it stops. (Fig. 8-8) 3)Confirm the respective motor installation positions and the wiring referring Fig. 8-9. != ! SAFTY PARTS C= Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX low; playback power. Interruption request output. Low when the interruption status occurs. Enable signal input for recoding data output. High: enabled. Crystal oscillation circuit input. Clystal oscillation circuit output. (Inverted output of the OSCI pin) (Not used) OSCI input frequency switching. (Connected to DVDD through a resistor) XTSL1 (command) =low and XTSL=high: 512Fs. (22.5792MHz) XTSL1(command) =low and XTSL=low: 1024Fs. (45.1584MHz) XTSL1 (command) =high: 2048Fs. (90.3168MHz) Digital audio interface signal input 1. Digital audio interface signal input 2. (Connected to GND) Digital audio interface signal output. (Not used) Connected to GND. Data input from A/D converter. REC monitor output/decoded audio data output. LR clock (44.1kHz) output to the external audio block. Bit clock (2.8224MHz) output to the external audio block. 256Fs output. Digital power supply. External DRAM address output. Extemal DRAM address output. (Not used) Extemal DRAM address output. -26- Pin No.Pin NameI/ODescription 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 A06 A07 A08 A11 DVSS XOE XCAS A09 XRAS XWE D1 D0 D2 D3 MVCI ASYO ASYI AVDD BIAS RFI AVSS PCO FILI FILO CLTV PEAK BOTM ABCD FE AUX1 VC ADIO AVDD ADRT ADRB AVSS SE TE DCHG O O O O O O O O O I/O I/O I/O I/O I O I I I O I O I I I I I I I O I I I I I External DRAM address output. External DRAM address output. (Not used) Digital ground. External DRAM output enable. External DRAM CAS output. External DRAM address output. External DRAM RAS output. External DRAM write enable. External DRAM data bus. MD-DATA mode 1 switching input. (Low: normal mode; high: MD-DATA mode1) (Connected to GND) Playback EFM full-swing output. (Low: VSS; high: VDD) Playback EFM comparator slice voltage input. Analog power supply. Playback EFM comparator bias current input. Playback EFM RF signal input. Analog ground. Phase comparison output for master PLL of playback digital PLL and recording EFM PLL. Filter input for master PLL of playback digital PLL and recording EFM PLL. Filter output for master PLL of playback digital PLL and recording EFM PLL. Internal VCO control voltage input for master PLL of playback digital PLL and recording EFM PLL. Peak hold signal input for quantity of light. Bottom hold signal input for quantity of light. Signal input for quantity of light. Focus error signal input. Auxiliary input 1. Center voltage input. Monitor output for A/D converter input signal. (Not used) Analog power supply. Voltage input for the upper limit of the A/D converter operating range. Voltage input for the lower limit of the A/D converter operating range. Analog ground. Sled error signal input. Tracking error signal input. Connect to the low-impedance power supply. (Connected to AVDD) IC DESCRIPTION-2/3 (CXD2662R)-2/3 -27- Pin No.Pin NameI/ODescription 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 APC ADFG FOCONT XLRF CKRF DTRF APCREF LDDR TRDR TFDR DVDD FFDR FRDR FS4 SRDR SFDR SPRD SPFD FGIN TEST1 TEST2 TEST3 DVSS EFMO I I O O O O O O O O O O O O O O O I I I I O Error signal input for laser digital APC. (Connected to AVDD) ADIP binary FM signal (22.05 kHz 1 kHz) input. CXA2523AR current source setting output. CXA2523AR control latch output. Latched at the falling edge. CXA2523AR control shift clock output. CXA2523AR control data output. Reference PWM output for laser APC. PWM output for laser digital APC. (Not used) Tracking servo drive PWM output. (-) Tracking servo drive PWM output. (+) Digital power supply. Focus servo drive PWM output. (+) Focus servo drive PWM output. (-) 4Fs output. (176.4kHz) (Not used) Sled servo drive PWM output. (-) Sled servo drive PWM output. (+) Spindle servo drive output. (PWM (-) or polarity) Spindle servo drive output. (PWM (+) or PWM absolute value) Spindle CAV servo FG input. (Connected to GND) Test pin. (Connected to GND) Digital ground. Low when playback; EFM (encoded data) output when recording. IC DESCRIPTION-2/3 (CXD2662R)-3/3 -28- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 Pin No.Pin NameI/ODescription IC DESCRIPTION-3/3 (CXA2523AR)-1/2 -29- Pin No.Pin NameI/ODescription 42 43 44 45 46 47 48 IC DESCRIPTION-3/3 (CXA2523AR)-2/2 MECHANISM EXPLODED VIEW-1/2 (AZG-W) -30- 1 D A B C D D 2 3 4 5 6 7 7 7 7 8 != ! SAFTY PARTS C= Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL -31- MECHANISM PARTS LIST -1/2 (AZG-W) AZG-W AZG-W AZG-W AZG-W AZG-W AZG-W AZG-W AM YAM A1M YA1M A1F YA1F YA1K O SM1001 8A-ZGW-611-010 PWB,FLEX 21P AZG-W a b c d e f g X SM1002 M8-AZG-L92-030 AZG-L ANM a b c d . . . X SM1002 M8-AZG-L91-040 AZG-L ANF . . . . e f . X SM1002 M8-AZG-L93-070 AZG-L AK . . . . . . g X SM1003 8A-ZGW-201-010 SHLD-CASE,TOP a b c d e f g X SM1004 87-056-081-010 LBL,SERIAL NO . b . d . f g X SM1005 8A-ZGW-612-110 PWB,MAIN 2M AZG-W a b c d e f . X SM1005 8A-ZGW-613-010 PWB,MAIN 2M AZG-W . . . . . . g X SM1006 8A-ZGW-207-010 SH,PROT PWB a b c d e f g X SM1007 8A-ZGW-203-010 CUSH, DUMP a b c d e f g X SM1008 8A-ZGW-206-010 SHLD-CASE,BOTTOM 2 a b c d e f g O SM1A 87-751-036-410 VT2+2-8 W/0 SL0T a b c d e f g O SM1B 8A-ZGW-204-110 S-SCREW,VTT+2-15 SR a b c d e f g O SM1C 87-067-020-010 VTT+3-4 a b c d e f g O SM1D 8A-ZGW-205-010 S-SCREW,DUMP a b c d e f g -32- COLOR NAME TABLE Basic color symbolColorBasic color symbolColorBasic color symbolColor BBlackCCreamDOrange GGreenHGrayLBlue LTTransparent BlueNGoldPPink RRedSSilverSTTitan Silver TBrownVVioletWWhite WTTransparent WhiteYYellowYTTransparent Yellow LMMetallic BlueLLLight BlueGTTransparent Green LDDark BlueDTTransparent OrangeGMMetallic Green YMMetallic YellowDMMetallic OrangePTTransparent Pink LAAqua BlueGLLight GreenHTTransparent Gray HMMetallic GrayNHChampagne GoldMWood Pattern MECHANISM EXPLODED VIEW-2/2 (AZG-L) -33- 31 32 B B A 21 33 20 14 12 11 13 19 18 16 15 D 1O 9 8 7 6 2 5 4 1 C C 17 23 24 22 A 28 26 27 29 30 E F 25 3 1 != ! SAFTY PARTS C= Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers. UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL -34- MECHANISM PARTS LIST -2/2 (AZG-L) AZG-L AZG-L AZG-L ANF ANM AK O SM2001 8A-ZGL-224-010 SPR-E,BOX a b c O SM2002 8A-ZGL-220-010 SPR-P,SHUTTER a b c O SM2003 8A-ZGL-216-110 LEVER,SW-LOAD a b c O SM2004 8A-ZGL-226-010 SPR-T,CTRG a b