SERI|ICE MANIJAL
Contents
1. y vco TEST 13 5 16703 CXD 300 T DATA r f 4 ur 48 t A e s 1 4 6 f LL 831 lt gt T lt 4 I wo gt 27 12 65 01 1245 Ls 4 gt _ B 3 e H 3 21 gt 2 gt PERC 51 2954 lt TT ST UsT 52 4 ze SUBG T 1 a sce 5510 7 7 4 is ET 8 57 T 8 dhl lt s 7 4 IT A Lu lt 22 H e 3 8773 1 CD LEAF SW BOARD i CD CONTROL BOARD 07 1 gt lt 7 C 750 gt 07 1 7 C79 745 C765 IV Saf TO MAIN BOARD srs CONTROL 17 332. o BVTP3 x 10 22 7 7 27 87P3 x 10 Pull out the mechanism deck main board POINTER RACK SETTING Install the pointer rack pointer rack Set the pointer rack A as shown in figure Turn the tuning drum fully counterclockwise pointer rack CFD 444L SECTION 3 ADJUSTMENTS d 3 1 MECHANICAL ADJUSTMENTS Tape Path Adjustment When the mode is playback FWD REV run a mirror cassette then turn adjustment screw to PRECAUTION Clean the following parts with a denatured eliminate tape curl and tape twist at tape guide on erase head and record playback head alcohol moistened swab Adjust the height by using head shim if needed record playback head pinch roller a erase head rubber belts Standard t 0 1 capstan idlers Part Code 2 Demagnetize the record playback head with a 3 5 78 1 38 01 head demagnetizer Do not bring the head de magnetizer close to the erase head 3 578 138 21 3 Do not use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking com 8 pound to the parts adjusted Torque Measurement Torque Torque meter Meter reading 25 to 55 g cm 02 PVE C1020 0 35 to 0 76 oz inch WD 2 5 to 5 5 g cm END ics CQ 102 latin Back Tension 0 04 to 0 07 oz inch REV 25 to 55 g cm
3. siw y Ux POSU uy ORE D ADAC UE Sad Ww Notes on Handling The Optical Pick up Bloskor Base 35 42 9 Chuck Plate Jig for Repait Notes on Spindle Motor Repairing Location and Function of Controls Service Mode service Notes on Laser Diode Emission Check BLOCK DIAGRAMS 1 1 Radio Recorder 1 2 CD Section 2 DISASSEMBLY si es pissa 3 ADJUSTMENTS 3 1 Mechanical Adjustments 2 2 3 2 Electrical Adjustments EIE QE S 4 BM Seotlon a uia ou bwana eds aun bens 4 DIAGRAMS 4 Radio Recorder Section Mounting uon oss 4 2 Radio Recorder Section Schematic Diagram u os ws c vk CD Section Mounting Diagram 4 3 4 4 CD Section Schematic Diagram 4 5 IC Black os va wine 5 EXPLODED VIEWS AND LIST Z aur san ape pisci 6 ELECTRICAL PARTS LIST Troubleshootion Guide Page 13 14 14 15 17 18 21 N Q 28 31 34 36 50 Ky Chu
4. 3 LC35154M 15 VCC Qoy le e RO amp M gt 58 17 0769 o 5 os 1704 SRAM 19 wrck RFCK 2262 car CFI 20 21 22 23 REWAINZENTER 1 CM i 6802 50248 0270 REVERSE SHUFFLE AMS SENSE CFD 444L Note All capacitors are in uF unless otherwise noted pF uuF 50WV or less are not indicated except for electrolytics and tantalums e All resistors are in Q and W or less unless otherwise A specified 9 Ita 1 ck j 2 er VIII D e r E Switch Switch Position D S602 MD pause OFF S701 LIMIT IN OFF S801 44 OFF S802 OFF S803 gt gt OFF S804 gt gt 805 REMAIN ENTER OFF E S806 REPEAT 1 ALL OFF S807 SHUFFLE RMS OFF S808 it OFF I CM 380 CI246C 0806 155133 ra 180 804 155133 CFD 444L 4 5 IC BLOCK DIAGRAMS 12702 CXA1082AQ 1C701 1081 RF C CURRENT VOLTAGE REFERENCE REFERENCE RFO 2 4 ka J GJL gt L K sa EE COMPARATOR m ROS gt 4
5. Sony SUM 1 NS Sony Alkaline AM1 FM recording Disc recording Approx 12 Approx 17 Approx 3 Approx 3 5 Dimensions Weight Supplied accessory hour 674x221x177 mm wihid 264 x84 x 7 inches incl projecting parts and controls 6 2kg 1310 1102 incl batteries AC power cord 1 FM MW LW SW COMPACT DISC CASSETTE CORDER SON Y SONY SERVICE MANUAL CORRECTION 1 File this correction 1 with the service manual Page 45 Incorrect C705 1 130 48300 MYLER 0 01MF 596 50V C711 1 130 483 00 MYLER 0 01MF 5 C712 1 124 963 11 ELECT 33 20 16V 1 124 469 11 713 1 130 483 00 MYLER 0 01 5 50V 46 Incorrect C795 none 1 102 110 00 Page 47 Incorrect RS701 none A1 532 839 21 Page 48 Incorrect R701 1 249 433 11 RF BOARD CARBON 100K 5 1 4W 1 249 433 11 Page 49 Incorrect RV701 1 237 481 11 RES ADJ METAL GLAZE 22K 1 230 895 11 RV702 1 237 482 11 RES ADJ METAL GLAZE 47K 1 230 608 11 Sony Corporation 9 952 980 91 Audio Group AEP Model Correct none none 220MF none ELECT 20 6 3V Correct CERAMIC 220PF Correct LINK IC Correct RF BOARD CARBON 22K 5 1 4W Correct 20K 50K RES ADJ METAL GLAZE RES ADJ METAL GLAZE English 88A0547 1 Printed in Japan 1988 1 CFD 444L SECTION 1 OUTLINE FEATURES The CFD 444 is a cassette corder equipped with a FM AM tuner
6. 77 8 9 lt 4 8806 mu uu wu 83 13 17 i gt lt om I rz 35 4 Ser A yai 9 ETE WW ad T se anar WO 4 I 1 4 idi I i A E ng Lond i L J 1 2 2 4 aZ 4 1 1 Ss O 0804 i amp ii 5804 80 5803 ig 9 5802 1 gt gt gt 44 nre A 6 gt 2 5 9 16 _ AIN BOARD CD LEAF SW BOARD CD TRANSLATION BOARD Ti ai 5810 ICD HOLDER 4 4 SECTION SCHEMATIC DIAGRAM CFD 444L Note The components identified by elves ond mark A are critical for safety Replace only with part number specified optica 782089 CC RF BOARD 1 21 570i MC KK oe 795 D A CUNVERTER 434 32 235 4 n hls UP 32 5 8 _ KAS 50 PTS Adi Ath m NUM ni XOX 0000 T 9 CFD 444L 11 12 421 DI E Ww 43 1 5
7. FM antenna input SW Section FUNCTION RADIO BAND SW AM rf signal generator 400 Hz 30 A AM modulation Output level as low as possible FM antenna input VTVM headphones Repeat the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors CFD 444L FM Discrii Procedure FM rf sigi generator Carrier fre Modulatior Output levi Mode 1 Tune in 2 Adjust symmet SW2 TRACKING ADJUSTMENT Adjust for a maximum reading on VTVM 18 4 MHz 5 75 MHz FM TRACKING ADJUSTMENT Adjust for a maximum reading on VTVM 109 5 MHz 86 5 MHz 11 18 4 5 75 MHz Adjust for a maximum reading on VTVM SW1 FREQUENCY COVERAGE ADJUSTMENT 109 5 MHz 86 5 Adjust for a maximum readir on FM FREQUENCY COVERA ADJUSTMENT CFD 444L ator Adjustment oscilloscope FM antenna input PHONES 98 MHz 1 kHz 75 kHz deviation 100 1 mV 60 dB monoural MHz signal so that the oscilloscope waveform is al VCO Adjustment A Regular Method Procedure FM rf signal generator Carrier frequency 98 MHz Modulation 1 kHz 30 FM antenna input Output level 1 mV 60 dB frequency counter CA
8. z Lag CFD 444L 8 gt 5 gt gt gt L 25 gt MON gt MDS lt FSW CFD 444L MD PAUSE lO 5902 VD PAUSE CFD 444L SECTION 2 DISASSEMBLY Note Follow the disassembly procedure in the numerical order given FRONT CABINET REMOVAL CD BLOCK REMOVAL 7 CD block BVTP3 x 14 CASSETTE HOLDER AND CD HOLDER REMOVAL 6 Cassette holder cassette holder up spring O cD holder Remove the boss by pushing in the arrow direction T cassette yup holder S m M x Remove the boss by Push the Y lt 26 Pushing in the arrow yeti gt gt g irection S small damper di holder D spring 25 p 10 a J gt lt lt M Lx 12 B Remove the boss by A pushing in the arrow N Ve direction gt amp gt CD holder CD holder k gt V up spring T la D Remove the boss by pushing in the arrow direction CFD 444L MECHANISM DECK REMOVAL MAIN BOARD REMOVAL REC sw lever telescopic antenna main board o BTP3 x 10 E N Q GEO board Aw
9. CD player section System Laser diode properties Frequency response Radio section Frequency range Antennas AEP Model Model Name Using Similar Mechanism CFS 3000L SPECIFICATIONS Compact disc digital audio system Material GaAlAs Wavelength 780nm Emission duration Continuous Laser output 0 4 mW This output is the value measured at a distance of about 1 6mm trom the objective lens surface on the optical pick up block 20 20 000 Hz 198 FM 87 6 108 MHz MW 530 1 605 kHz LW 150 285 kHz SW 6 18 MHz FM SW Telescopic antenna MW LW Built in ferrite bar antenna Tape recorder section and general Recording system Fast winding time Frequency response Speakers MICROFILM 4 track 2 channel stereo Approx 1 5min with Sony cassette C60 80 10 000 Hz Fullxrange speakers 10cm dia cone type Tweeter 2cm dia ceramic type Tape Transport Mechanism Type MF D444 75D Peak music power output Inputs Outputs Power requirements Power consumption Battery life 22 W 11 11 Line input jacks phono jacks 2 Sensitivity 0 3V Input impedance 47 kilohms or higher Headphones jack stereo minijack For 8 32 impedance headphones CD output jacks phono jack 2 Load impedance 10kilohms or higher Rated output 1 4V rms at load impedance 47kilonms 220 V AC 50 Hz DC 12 V 8 size D R20 batteries AC 40 W Batteries
10. OE 24 i uum DESZZAE FFE E Fig 2 TEST Point Position 6 Step 2 Service Mode operation 1 When service mode is set the display will change 6 times includes all the segments lighting and all turning out and those 6 changes will be repeated over and over When key is pressed the display stops When key is released the display continues to change This allows check of each segment The following operation can not be performed if the CD holder is not shut 2 When key is pressed on each mode return to the step 1 3 When MM or M key is pressed the optical pick up block moves to the inside or outside circum ference Tracking servo and sled servo go off when this is done so press REMAIN ENTER key to turn on the tracking servo if necessary 4 When key is pressed CLV S pull in mode starts while performing focus search When there is no disc installed focus search is repeated several times while disc motor is rotating 5 When REMAIN ENTER key is pressed tracking servo sled servo and CLV A servo during PLAY go ON 6 When 4 and 5 are performed the disc begins to play Step 3 Service Mode release l First be sure to unplug the power cord then remove the TEST point solder jumper During service mode C804 is discharged by un plugging the power cord Therefore microcom puter IC801 is reset by next plugging in the power cord tN The set
11. Replace only with part number specified HOLDER ASSY CASSETTE CABINET FRONT SUB ASSY SCREW PTP DIA 12 WH 3 BUTTON CD PLAY STOP BUTTON CD PLAY STOP No Part No Description 1 A 3235 537 A HOLDER ASSY CD 2 4 920 922 01 WINDOW CASSETTE 4 A 3247 274 A 5 3 831 441 XX CUSHION 6 3241 738 7 3 319 263 41 BUTTON POWER 8 4 920 912 01 SPRING 9 4 920 964 01 SPACER CD 1 10 3 319 224 31 DAMPER SMALL 11 4 920 907 01 BUTTON CD MODE 12 7 685 647 79 13 4 920 933 11 14 4 920 933 01 15 4 920 906 01 BUTTON SEARCH 16 4 920 902 01 KNOB EJECT 18 4 920 913 01 SPRING Remarks No Part No Description Remarks 19 4 920 950 01 20 4 920 955 01 8 4 920 914 01 24 7 685 648 79 25 7 685 649 79 26 7 685 133 19 28 4 920 945 01 29 4 920 952 01 30 4 920 968 01 31 3 831 441 907 1 622 771 21 909 1 622 773 11 910 1 622 774 11 915 1 623 899 11 801 1 807 702 21 901 1 553 318 31 36 PLATE C SHIELD RETAINER COVER P CO SCREW TAPPING SCREW BVTP 3X14 TYPE2 N S SCREW BTP 2 6X6 TYPE2 N S LABEL MODEL NUMBER AE1 KNOB F T STOPPER CUSHION SPEAKER PC BOARD POWER SW PC BOARD CD CONTROL PC BOARD CD LEAF SW PC BOARD FINE TUNING DISPLAY PANEL LIQUID CRYSTAL SWITCH PUSH POWER 1 KEY 51 52 53 54 55 56 57 59 60 61 62 63 64 65 67 68 69 Part No Description 3 319 530 01
12. 0 35 to 0 76 oz inch adjustment shim jV 2 2 to 5 5 BEX CQ 102RB ae Back Tension 0 04 to 0 07 oz inch 100 to 180 g cm 1 39 to 2 5 oz inch 95 to 145 20 20 CQ 201B 1 33 to 2 01 oz inch 13 CFD 444L 3 2 ELECTRICAL ADJUSTMENTS MW LW SECTION FUNCTION RADIO BAND MW or LW AM rf signal generator Put the lead wire antenna close to the set 30 amplitude modulation by 400 Hz signal PHONES Output level as low as possible Repeat the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors MW TRACKING ADJUSTMENT MW FREQUENCY COVERAGE ADJUSTMENT MW IF ALIGNMENT Adjust for a maximum reading on VTVM 455 kHz T Adjust for a maximum reading on VTVM T 620 kHz 1 400 kHz Adjust for a maximum reading on VTVM 1 650kHz 525 kHz 4 1 3 MAIN BOARD CT4 295 kHz L CT2 160 kHz 260 kHz 3 145 kHz Adjust for a maximum reading VTVM LW FREQUENCY COVERAGE ADJUSTMENT Adjust for a maximum reading on VTVM LW TRACKING ADJUSTMENT FM SW SECTION FM Section FUNCTION RADIO BAND FM FM rf signal generator 400 Hz 30 FM modulation frequency deviation 22 5 kHz Output level as low as possible
13. 23 4 gt Scr H 8 DVE SOCK 425 pect 5 0 0027 sith vex mis 735 0 047 E ABe 8723 430 2725 1008 Sore 19 MC 20 vss TO MAIN BOARD CFD 444L A 2 F2 MALO AP TROA IC703 CD DIGTAL SIGNAL PROCESSER ic 704 SRAM FUER RFCK C22 car CIF er GND 810 22 Note 802 5024 027Q F 5555 802 330 i x 3 capacitors are unless otherwise noted pF uuF 50WV or less are not indicated except for electrolytics and tantalums All resistors are Q and W or less unless otherwise specified _ B bus MD pause LIMIT IN 44 44 gt gt gt gt REMAIN ENTER REPEAT 1 ALL SHUFFLE RMS V CD HOLDER 1 C y usi 158 PIT E Er 24 5 1 hl u 5 sw Tunerigeneral section 1 Speak
14. 3 319 531 01 3 319 532 01 3 319 533 01 3 319 534 01 3 319 535 01 3 319 513 01 3 319 940 01 X 3319 501 1 4 920 916 01 4 920 929 01 4 920 918 01 3 323 803 41 4 920 917 01 4 920 911 01 4 920 947 01 4 920 951 01 4 920 926 01 4 920 928 01 BUTTON S E BUTTON REC BUTTON PLAY BUTTON REW BUTTON FF BUTTON PAUSE SHAFT BUTTON PLATE SHIELD MOTOR EJECT 55 SOFT HOLDER LED KNOB VOLUME KNOB GEQ KNOB BAND SELECTION HEAT SINK B HEAT SINK A PLATE A SHIELD PLATE B SHIELD KNOB TU LEVER BAND SELECTION CFD 444L Remarks DRUM TUNING CAPACITOR LEVER REC SW FUNCTION SCREW 2 6X6 N S SCREW BVTT 2 6 6 5 SCREM BVTP 3X14 TYPE2 N S SCREM 3X10 TYPE2 N S Remarks Part No Description 70 3 326 401 01 71 4 920 925 01 CHASSIS T U 72 4 920 927 01 RACK POINTER 73 4 920 908 01 74 7 685 648 79 SCREW TAPPING 75 7 682 548 04 SCREW B 3X8 76 7 621 259 35 SCREW P 2 6 5 77 7 685 133 19 78 7 621 259 45 79 7 682 144 01 SCREW P 3X3 80 7 685 649 79 81 3 701 443 11 WASHER 83 7 685 647 79 84 3 313 349 00 SPRING TENSION 901 A 3260 656 A MOUNTED PCB MAIN 903 A 3260 677 A MOUNTED PCB GEQ 905 1 622 767 11 PC BOARD LEAF SW 0501 8 719 901 96 DIODE SLP161B 0502 8 719 901 96 DIODE SLP1618 37 CFD 444L 3 108 No Part No Description Remarks Part No Description Remark
15. Adjustment RV70S so that the waveform is as shown in the figure below focus gain adjustment w VOLT DI V Incorrent Examples DC level changes more than on adjusted waveform low focus gain VOLT DI V high focus 100 mv 75 mv 5 Connect oscilloscope to CD main board TP TE 6 Adjust RV704 so that the waveform is as shown in the figure below tracking gain adjustment 100 mv TIME DIV 2 5 700 mv TIME DIV 2 5 VOLT DIV 100 mv TIME DIV 2ms CFD 444L CD OUT Level Adjustment VOLT DIV 1V TIME DIV 2mS Procedure CD OUT 1 Insert the disc YEDS 18 Incorrect Examples fundamental wave appears Press the PI key 3 Press the MM key to play the second selection 1 kHz 0 dB 4 Adjust RV706 so that the reading on is 1 3 to 1 46 V 4 5 to 5 5 V low tracking gain VOLT DiV 1 V TIME DIV 2mS Adjustment Location CD main board high tracking gain higher fundamenta wave than for low gain 0 VOLT DIV 1 V TIME DIV 2mS Adjustment Location CD main board IV tracking gain adjustment we oscilloscope focus adjustment 5 gt qu SECTION 4 CFD 444L 4 1 RADIO RECORDER SECTION MOUNTING DIAGRAM DIAGRAMS See page 27 for notes See page 28 for Semiconductor Lead Layo
16. 1 RV1 1 228 994 00 RES ADJ CARBON 10K 1901 4 1 449 052 11 TRANSFORMER POWER RV2 1 237 825 11 RES CARBON 100K RV301 1 237 476 11 RES VAR SLIDE 50K 50K 100Hz XF701 1 567 737 11 VIBRATOR CRYSTAL RV302 1 237 476 11 RES VAR SLIDE 50K 50K 400Hz RV303 1 237 476 11 RES VAR SLIDE 50K 50K 1kHz RV304 1 237 476 11 RES VAR SLIDE 50K 50K 4kHz RV305 1 237 476 11 RES VAR SLIDE 50K 5OK 10kHz ACCESSORY amp PACKING MATERIAL RV306 1 237 718 11 RES VAR SLIDE 100K BALANCE 4 RV307 1 237 468 11 RES VAR SLIDE 50K 50K VOLUME Part No Description RV701 1 237 481 11 RES ADJ METAL GLAZE 22K 4 1 555 234 00 POWER RV702 1 237 482 11 RES ADJ METAL GLAZE 47K 3 769 154 11 MANUAL INSTRUCTION RV703 1 228 991 00 RES ADJ METAL GLAZE 2 2K 3 764 154 41 MANUAL INSTRUCTION RV704 1 228 995 00 RES ADJ CARBON 20K 4 920 937 01 CUSHION LOWER RV705 1 228 995 00 RES ADJ CARBON 20K 4 920 938 01 CUSHION INNER RV706 1 228 994 00 RES ADJ CARBON 10K 4 920 939 01 CUSHION UPPER 1 1 571 215 11 SWITCH SLIDE BAND 4 920 940 01 SHEET A PROTECTION S301 1 570 782 11 SWITCH SLIDE RECODE PLAYBACK 4 920 941 01 SHEET 8 PROTECTION S302 1 571 080 11 SWITCH LEVER SLIDE FUNCTION 4 920 961 01 INDIVIDUAL CARTON 303 1 554 123 00 SWITCH SLIDE 155 MODE 5601 1 570 034 11 SWITCH LEAF TAPE POWER S602 1 554 618 00 SWITCH LEAF MD PAUSE 5801 1 554 174 00 SWITCH KEY BOARD 4 5802 1 554 174 00 SWITCH KEY
17. 11 1 124 963 11 1 130 483 00 1 124 963 11 1 130 485 00 1 124 444 00 1 161 379 00 1 124 902 00 1 124 499 11 1 124 499 11 1 130 479 00 1 162 294 31 1 124 963 11 1 124 902 00 1 130 489 00 1 124 963 11 1 130 475 00 1 130 491 00 1 136 165 00 1 130 489 00 1 136 165 00 1 124 963 11 1 131 382 00 1 130 493 00 1 162 290 31 1 124 963 11 1 124 908 11 1 124 444 00 1 102 965 00 1 102 961 00 1 130 475 00 1 130 475 00 Description MYLAR CERAMIC CERAMIC CERAMIC CERAMIC CERAMIC ELECT CERAMIC CERAMIC CERAMIC CERAMIC RF BOARD 680PF 100PF 100 100 100 100 22 100 100 0 022 0 01MF CFD 444L 10 50V 10 50V 10 50 10 50V 10 50V 10 50V 20 25 101 50V 10 50 30 25V 10 25 CERAMIC 0 0022 5 50V CD MAIN BOARD CERAMIC 0 IMF 10 16V CD MAIN BOARD CERAMIC 68PF 5 50V RF BOARD ELECT 33PF 10 16V CD MAIN BOARD ELECT 10 202 50V RF BOARD ELECT 0 001MF 102 50 CD MAIN BOARD ELECT 10 20 50V RF BOARD ELECT 100 20 50V MYLAR 0 01MF 5 50V MYLAR 0 033MF 5 50V TANTALUM 100MF 10 3 15 MYLAR 0 033 5 50V CD MAIN BOARD ELECT 0 1 20 50V RF BOARD MYLAR 0 O1MF 5 50V CD MAIN BOARD CERAMIC 0 047MF 10 16V RF 80480 ELECT 33 20 16 MYLAR 0 01MF 5 50 ELECT 33MF 20 16 MYLAR 0 01MF 5 50 ELECT 220MF 201 10V CERAMIC 0 01MF 20
18. 14 SLP161B E 13 712145678 10 1 9 4 H 4 C41 Il E 10 LA3600 1 1 1 8 1 8 es L mode cathoae 5 1082 L 13 UUUUUUUH 36 25 2345 25 2278 8 27 24 Top vew 10 E 10 4 F 10 l E 10 Ej LA5005 hv Edi F 9 24 F 9 1 e C 10 D 9 4 H 9 gt LC3516AML 15 n a CXD11300 s n 2SD1944 53 posee Top view 8 L 4 SS M51951BSL N 4 Note CXD1140AM fw 155119 GND 155133 e Color code or sleeving over the end of the jacket 20 RD6 8ES B2 WHT W RD8 2ES B2 809 165 82 es 5218 RD11ES B2 REDY GR YIN 8765 cathode 234 T view 2 parts extracted from the component side e e C parts extracted from the conductor side eg part mounted on the conductor side e amp indicates side identified with part number 28 4 3 CD SECTION MOUNTING DIAGRAM EL L 3 gt 1 RF BOARD 0701 9 9 gon as T SHIELO PAPER D TO H CD CONTROL BOARD 321 Sagar sear esas a ON t E gt 2 d gn is 6 ome LLL var 8 9 lt 1 gt lt lt gt
19. 263 POMA NIS aoo RC NR 1 283 11 HEAD MAGNETIC REC PB CFl 1 567 198 71 FILTER CERAMIC ICl 8 759 208 9916 TA7378P CF801 1 527 932 00 OSCILLATOR CERAMIC 162 8 759 804 97 C 1412105 CNP1 1 564 508 11 PLUG CONNECTOR 5P IC101 8 759 801 23 IC LA3600 CNP2 1 564 511 11 PLUG CONNECTOR 8P CNP3 1 564 507 11 PLUG CONNECTOR 4P The components identified by shading and mark are critical for safety 46 Replace only with part number specified CFD 444L ELECTRICAL PARTS ELECTRICAL PARTS gt gt Ref No Part No Description Ref No Part No Description p 0712 8 729 400 81 TRANSISTOR 2501266 0 16201 8 759 801 23 IC LA3600 0801 8 729 900 63 TRANSISTOR 124 5 1 301 8 759 800 66 1 LA3161 0802 8 729 900 36 TRANSISTOR DTC124ES 16302 8 759 942 22 IC 5406 R1 1 249 417 11 CARBON IK 14 16701 8 752 030 93 IC 1081 R2 1 249 400 11 CARBON 39 5 1 44 IC702 8 752 031 61 IC CXA1082AQ R3 1 249 410 11 CARBON 270 5 1 4 1703 8 752 322 32 IC CX01130Q R4 1 249 441 11 CARBON 100K 5 1 4W 1C704 8 759 802 74 LC3516AML 15 R5 1 249 424 11 CARBON 3 9K 5 1 4W 16705 8 752 323 88 1 CXD1140AM R6 1 249 432 11 CARBON 18K 5 1 4W 16796 MINE R7 1 249 441 11 CARBON 100K 5 1 48 759 924 R8 1 215 454 00 CARBON 24 5 1 44 ded MID 9 1 249 417 11 CARBON IK 53 1 48 10709 8 759003746 10 LAS005 RIO 1 249 417 11 CARBON K 5 1 48 759 RIL 1 249 406 11 CARBON 120 5 1 4 10
20. 31 CERAMIC 680PF 10 50 c3 1 162 195 31 CERAMIC 4 7 10 50V C102 1 123 875 11 ELECT 10MF 20 50 C103 1 162 294 31 CERAMIC 0 001ML 10 50V C4 1 162 294 31 CERAMIC 0 001MF 102 50V C5 1 161 379 00 CERAMIC 0 01MF 30 16V C104 1 124 446 11 ELECT 47MF 20 10V C6 1 162 294 31 CERAMIC 0 001MF 10 50V C105 1 161 055 00 CERAMIC 0 022MF 10 25 C106 1 161 054 00 CERAMIC 0 018MF 10 25V 67 1 162 203 31 CERAMIC 15PF 5 50 68 1 162 206 31 CERAMIC 20PF 52 50V C107 1 123 382 00 ELECT 3 3MF 20 50V C9 1 162 196 31 CERAMIC 5 6PF 10 50V C108 1 124 902 00 ELECT 0 47MF 20 50V C109 1 124 902 00 ELECT 0 47MF 20 50V C10 1 161 379 00 CERAMIC 0 01MF 30 16 C11 1 161 055 00 CERAMIC 0 022MF 10 25V C110 1 124 927 11 ELECT 4 7MF 202 50V C12 1 124 908 11 ELECT 22MF 20 25 C111 1 130 770 00 FILM 0 15 10 63V C13 1 161 052 00 CERAMIC 0 012MF 102 25V C112 1 161 042 00 CERAMIC 0 0018MF 10 25V C14 1 161 052 00 CERAMIC 0 012MF 102 25 C113 1 162 294 31 CERAMIC 0 001MF 10 50 15 1 161 043 00 0 0022MF 10 25 C114 1 161 020 11 CERAMIC 0 039MF 102 25V 16 1 161 494 00 CERAMIC 0 022MF 25V C115 1 131 346 00 ELECT SOLID 0 68MF 20 25 C17 1 123 382 00 ELECT 3 3 20 50 C116 1 161 379 00 CERAMIC 0 01MF 30 16V C18 1 124 499 11 ELECT IMF 20 50 C117 1 131 343 00 ELECT SOLID 0 22MF 20 25 C19 1 162 288 31 CERAMIC 330PF 102 50V C118 1 161 377 00 CERAMIC 0 0047MF 302 16 C20 1 130 471 00 FILM 0 001MF 10 50V C119 1 161 021 11 CERAMIC 0 047MF 1
21. 5 101 4 920 948 01 PLATE H SHIELD 113 7 682 549 04 SCREW 3 10 103 4 920 954 01 FOOT RUBBER 904 1 533 189 11 HOLDER FUSE 104 4 920 919 01 CABINET REAR 906 1 622 772 21 PC BOARD POWER 105 3 319 528 91 HANDLE 908 1 622 770 21 PC BOARD BATTERY TERMINAL 106 4 920 909 01 TERMINAL MINUS BATTERY 911 1 501 309 11 ANTENNA TELESCOPIC 107 4 920 910 01 TERMINAL C BATTERY C796 1 102 074 00 CERAMIC 0 00 1MF 10 50V 108 3 319 916 51 LID BATTERY CASE F901 1 532 215 00 FUSE TIME LAG 800mA 109 7 685 649 79 SCREW BVTP 3 14 TYPE2 N S F902 A 1 532 299 00 FUSE TIME LAG 5A 110 7 685 647 79 SCREW DIA 12 WH 3 1901 1 449 053 11 TRANSFORMER POWER 111 7 685 646 71 SCREW BVTP 3X8 112 7 685 648 79 SCREW TAPPING The components identified by shading and mark Aare critical for safety Replace only with part number specified 38 No Part No KSM 140A Description 151 152 153 154 155 156 157 158 159 160 161 162 X 4919 911 1 4 919 958 01 3 679 164 00 9 911 846 4 921 128 01 4 919 952 01 4 920 958 01 4 919 970 01 4 921 135 01 4 921 131 01 4 921 123 01 4 914 828 11 COVER 455 CD RUBBER INSULATING SPRING TENSION CUSHION RETAINER BASE BRACKET BRACKET BLOCK PAPER CD SHIELD FOIL F SHIELD FOIL 0 SHIELD FOIL B SHIELD PLATE SHIELD EA 152 Remarks Part No 163 7 621 259 35 164 7 685 645 79 165 7 68
22. 8801 1 249 411 11 CARBON 330 5 1 44 R722 1 249 437 11 CARBON 4K 5 R802 1 249 411 11 CARBON 330 5 1 4 3 249 411 ARBON 330 5 4 R723 1 215 484 00 CARBON 430K 5 1 4W 0 REE E 1 R724 1 247 849 00 CARBON 5 6K 5 1 4W R804 1 249 411 11 CARBON 330 5 1 4V R725 1 249 441 11 CARBON 100K 5 1 4W R805 1 249 411 11 CARBON 330 5 1 4W 30 4W R726 1 215 493 00 CARBON 1M 5 1 4N Ww 727 1 215 452 00 CARBON 2 57 1 44 R807 1 249 411 11 CARBON 330 54 1 4W R728 1 215 446 00 CARBON 11 5 1 4W R808 1 249 411 11 CARBON 330 5 1 4W 809 1 249 441 11 CARBON 100 5 1 4W The components identified by shading and mark critical for safety Replace only with part 48 number specified CFD 444L r ELECTRICAL PARTS ELECTRICAL PARTS Ref No Part No Description Ref No Part No Description R810 1 249 433 11 CARBON 22K 5 1 4 11 1 403 872 00 FM CONVERTER SMALL TYPE R811 1 249 433 11 CARBON 2 5 1 49 T2 1 236 064 11 ENCAPSULATED COMPONENT R812 1 249 433 11 CARBON 22K 5 1 4W T3 1 404 630 11 TRANSFORMER IF R813 1 249 429 11 CARBON 10K 5 1 4W T4 1 406 253 11 COIL MW OSC 814 1 249 429 11 CARBON 10K 5 1 4W 15 1 406 252 11 COIL OSC SW1 R815 1 249 417 11 CARBON 5 1 4W 6 1 406 251 11 COIL OSC 816 1 249 429 11 CARBON 10K 5 1 44 17 1 402 312 11 601 R817 1 249 429 11 CARBON 10K 5 1 4W 18 1 402 311 11 COIL ANT 1301 1 433 268 00 TRANSFORMER BIAS OSCILLATOR
23. BOARD 44 5803 1 554 174 00 SWITCH KEY BOARD pp 5804 1 554 174 00 SWITCH KEY BOARD MM 5805 1 554 174 00 SWITCH KEY BOARD REMAIN ENTER S806 1 554 174 00 SWITCH KEY BOARD REPEAT 1 ALL S807 1 554 174 00 SWITCH KEY BOARD SHUFFLE RMS S808 1 554 174 00 SWITCH KEY BOARD S809 1 554 174 00 SWITCH KEY BOARD p gg S810 1 570 013 11 SWITCH LEAF LOAD IN 901 1 553 318 31 SWITCH PUSH POWER 1 KEY SP901 1 529 030 21 BUZZER SP902 1 503 816 11 SPEAKER WOOFER SP903 1 529 030 21 BUZZER SP904 1 503 816 11 SPEAKER WOOFER The components identified i by shading and mark Mare critical for safety E Replace only with part number specified CFD 444L TROUBLESHOOTING GUIDE The AC power cord is not connected for AC operation Incorrect polarity of batteries Weak batteries No audio e Slide the VOLUME control toward 10 Check the FUNCTION selector setting The headphones are plugged in The unit does not operate No audio from one channel or unbalanced left and right Adjust the BALANCE control volume CD PLAYER OPERATION Disc play does not begin insert the disc with the labeled surface facing outward e Dusty or defective disc Dirty or dusty lens disc compartment lid is not closed Moisture condensation e When the CD operation buttons cannot be activated turn off the unit and begin again e improper setting of t
24. CERAMIC C217 1 131 343 00 ELECT SOLID C218 1 161 377 00 CERAMIC C219 1 161 021 11 CERAMIC C220 1 162 294 31 CERAMIC C221 1 161 494 00 CERAMIC C222 1 162 289 31 CERAMIC C223 1 161 329 00 CERAMIC C224 1 124 927 11 ELECT C225 1 161 039 00 CERAMIC C226 1 124 499 11 ELECT C227 1 124 463 00 ELECT C228 1 162 294 31 CERAMIC C229 1 123 875 11 ELECT C230 1 124 478 11 ELECT C231 1 124 360 00 ELECT C232 1 130 772 00 FILM C233 1 162 282 31 CERAMIC C234 1 124 927 11 ELECT 6301 1 124 604 00 ELECT C302 1 124 478 11 ELECT C303 1 124 446 11 ELECT C304 1 124 478 11 ELECT C305 1 124 480 11 ELECT C306 1 124 479 11 ELECT 6307 1 162 294 31 CERAMIC C308 1 161 379 00 CERAMIC C309 1 126 103 11 ELECT C311 1 161 379 00 CERAMIC C312 1 161 379 00 CERAMIC C313 1 124 360 00 ELECT C314 1 126 103 11 ELECT C315 1 161 379 00 CERAMIC C316 1 161 379 00 CERAMIC C317 1 124 472 11 ELECT C318 1 124 444 00 ELECT C319 1 124 444 00 ELECT C320 1 130 479 00 MYLAR C321 1 130 480 00 MYLAR 1000MF 0 22MF 100PF 4 7MF 680PF 10MF 0 001MF 47MF 0 022MF 0 018MF 3 3MF 0 47MF 0 47MF 4 7MF 0 15MF 0 0018MF 0 001MF 0 039MF 0 68MF 0 01MF 0 22MF 0 0047MF 0 047MF 0 001MF 0 022MF 390PF 0 0068MF 4 7 0 001 1MF 0 1MF 0 001MF 10MF 100MF 1000MF 0 22MF 100PF 4 7MF 330MF 100MF 47 100 470 330MF 0 001MF 0 01MF 47 0MF 0 01 0 01 1000MF 470MF 0 01MF 0 01MF 470MF 22
25. Sov 808 1 564 337 00 PIN CONNECTOR 3P i C764 1 124 255 00 ELECT 1 20 50 CNP809 1 564 341 11 PIN CONNECTOR 7 C765 1 124 499 11 ELECT 1 202 50 CNP810 1 506 503 11 PIN CONNECTOR 9P 1 141 245 00 TRIMMER CERAMIC C766 1 124 443 00 ELECT 100MF 20 10 CT3 1 141 290 11 VAR FILM TRIMMER C767 1 124 902 00 ELECT 0 47MF 20 50V CT4 1 141 245 00 TRIMMER CERAMIC 768 1 123 875 11 ELECT 10 20 50 CT5 1 141 204 21 TRIMMER CERAMIC C769 1 130 479 00 MYLAR 0 0047MF 5 50V aou INA D wo es 5 CV 1 151 387 00 TUNING POLYETHYLENE C772 1 130 483 00 MYLAR 0 01MF 5 50 01 8 719 911 19 DIODE 155119 C773 1 124 473 11 ELECT 1000 20 10 02 8 719 911 19 0100 155119 774 1 124 472 11 ELECT 470MF 20 10 030 8 719 911 19 DIODE 155119 C775 1 124 473 11 ELECT 1000MF 20 10 0301 8 719 109 97 DIODE RD6 8ES 82 C776 1 162 294 31 CERAMIC 0 001MF 105 50 0302 8 719 110 13 DIODE RD9 1ES B2 C777 1 124 444 00 ELECT 220MF 202 10 0303 8 719 110 22 DIODE RD11ES B2 C778 1 124 472 11 ELECT 470MF 20 10 0501 8 719 901 96 DIODE SLP1618 C779 1 162 294 31 CERAMIC 0 001MF 105 50V 0502 8 719 901 96 DIODE SLP1618 C780 1 161 379 00 CERAMIC 0 01MF 202 16 0701 8 719 200 29 0100 110004 C781 1 162 294 31 CERAMIC 0 001MF 105 50 0702 8 719 200 29 DIODE 110004 C782 1 124 893 11 ELECT 2200MF 20 10 0703 8 719 200 29 DIODE 110004 6783 1 131 386 00 TANTALUM 33MF 10 6 3 0704 8 719 200 29 DIODE
26. adjustment Refer to Service Mode service program on page 6 7 2 Perform adjustments in the order given 3 Use YEDS 18 disc part No 3 702 101 01 unless otherwise indicated 4 When repairing CD section use the chuck plate jig in order to play a disc without using the CD holder Refer to page 3 PREPARATION Put the set into service mode see page 6 7 and perform the following checks Repair if there are any abnormalities Sled Motor Check Press the 44 keys and make sure that the optical pick up block moves smoothly without catching from the inmost gt outmost gt inmost circumference 4 Focus Search Check 1 Press the PEE key continously optical pick up block moves outward optical pick up block moves inward Focus search is performed 2 Observe the optical pick up block objective lens and check that it moves smotthly up and down with no catching or noises 2 Press the key Check that focus search operation stops If it does not press the B key again longer CFD 444L PLL Free Run Frequency Check and Adjustment Tracking Balance Adjustment Check Adjustment Procedure Conditions l Short the jumper point ASY in the diagram The set should be placed either horizontally below Adjustment Procedure l Connect the oscillosocpe to CD main board TP TE Connect a frequency counter to CD main board test point TP PLCK Put the s
27. gt Press the pp and 4 keys to move the optical pick up block to the center Move the optical pick up block to the music area on the disc to enable easy visibility of the eye pattern 4 Insert the disc YEDS 18 and close the CD holder 5 Press the PII key It will go from focus search to focus on and CLV pull in mode state Tracking and sled OFF 6 Press the REMAIN ENTER button Traking and sled go ON 7 Adjust RV702 so that the oscilloscope waveform eye pattern is good A good eye pattern means that the diamond shape in the center of the waveform can be clearly distinguished RF Signal Reference Waveform eye pattern oscilloscope D VOLT DIV 200mV DC range TIME DIV 500nS NOU RF level W ARAS WWW scope for AC range and raise vertical sensitivity 8 Pressthe m key 9 After adjustment release service mode see page 6 7 REFERENCE Focus Tracking Gain Adjustment A frequency responce analyzer is necessary in order to perform this adjustment exactly However this gain has a margin so even if it is slightly off there is no problem Therefore do not perform this adjustment Focus tracking gain determines the pick up follow up vertical and horizontal relative to mechanical noise and mechanical shock when the 2 axis device operate However as these reciprocate the adjustment is at the poi
28. 02 25 C21 1 124 902 00 ELECT 0 47MF 20 50 C120 1 162 294 31 CERAMIC 0 001MF 10 50V c22 1 124 464 11 ELECT 0 22MF 20 50V C121 1 161 494 00 CERAMIC 0 022MF 25V C23 1 124 446 11 ELECT 47 20 10V C122 1 162 289 31 CERAMIC 390PF 10 50V C24 1 161 379 00 CERAMIC 0 01MF 30 16V C123 1 161 329 00 CERAMIC 0 0068MF 30 16 26 1 162 284 31 150 10 50V C124 1 124 927 11 ELECT 4 7MF 20 50V C27 1 162 201 31 CERAMIC 12PF 10 50 C125 1 161 039 00 CERAMIC 0 001MF 10 25 C28 1 162 560 11 CERAMIC 0 047MF 16V C126 1 124 499 11 ELECT 1MF 20 50 29 1 124 604 00 ELECT 330MF 20 10 C127 1 124 463 00 ELECT 0 1MF 20 50 C30 1 162 560 11 CERAMIC 0 047MF 16 C128 1 162 294 31 CERAMIC 0 001MF 10 50V C31 1 161 379 00 CERAMIC 0 01MF 30 16 C129 1 123 875 11 ELECT 10MF 20 50V C32 1 124 927 11 ELECT 4 7 20 50V C130 1 124 478 11 ELECT 100MF 20 25 44 ELECTRICAL PARTS Ref No Part No Description C131 1 124 360 00 ELECT C132 1 130 772 00 FILM C133 1 162 282 31 CERAMIC C134 1 124 927 11 ELECT C201 1 162 292 31 CERAMIC C202 1 123 875 11 ELECT C203 1 162 294 31 CERAMIC C204 1 124 446 11 ELECT C205 1 161 055 00 CERAMIC C206 1 161 054 00 CERAMIC C207 1 123 382 00 ELECT C208 1 124 902 00 ELECT C209 1 124 902 00 ELECT C210 1 124 927 11 ELECT C211 1 130 770 00 FILM C212 1 161 042 00 CERAMIC C213 1 162 294 31 CERAMIC C214 1 161 020 11 CERAMIC 6215 1 131 346 00 ELECT SOLID C216 1 161 379 00
29. 0MF 220MF 0 0047 0 0056 20 10 10 20 10 20 10 20 10 10 20 20 20 20 10 10 10 10 20 30 20 30 10 10 10 30 20 10 20 20 10 20 20 20 10 10 20 20 20 20 20 20 20 10 30 30 30 20 20 30 30 20 20 20 5 5 16 63V 50V 50V 50V 50V 50V 10 25V 25V 50 50V 50 50V 63 25 50 25 25V 16 25 16 25 50 25 50V 16V 50V 25V 50V 50V 50V 50 25 16 63 SOY 50V 10V 25V 10V 25 25 25V 50V 16V 16 16V 16V 16V 16V 16V 16V 10V 10V 10 50V 50V Ref No C322 C390 C391 C392 C393 C394 C395 C396 C397 C399 C601 C701 C701 C702 C702 C703 C703 C704 C704 C705 C706 C707 C708 6709 0709 C710 C710 0711 0712 C713 C722 C724 C725 C726 C727 C728 6729 6730 C731 C732 C733 C734 C735 C736 C737 C738 C739 C740 0741 C742 C743 C744 C746 C747 C748 C749 C750 ELECTRICAL PARTS Part No 1 130 469 00 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 162 282 31 1 124 908 11 1 162 282 31 1 162 282 31 1 161 494 00 1 161 051 00 1 130 475 00 1 162 851 11 1 101 888 00 1 124 963 00 1 123 875 11 1 162 294 31 1 123 875 11 1 124 443 00 1 130 483 00 1 130 489 00 1 131 392 00 1 130 489 00 1 124 463 00 1 130 483 00 1 162 847
30. 110004 C785 1 102 074 00 CERAMIC 0 001MF 55 SOY 0705 8 719 910 65 DIODE HZ6B2L C788 1 162 839 11 CERAMIC 0 01MF 0706 8 719 901 33 DIODE 155133 C789 1 102 074 00 CERAMIC 0 001MF 10 0707 8 719 901 33 DIODE 155133 C790 1 102 074 00 CERAMIC 0 001MF 10 50v 0720 8 719 901 33 0100 155133 C791 1 162 294 31 CERAMIC 0 001MF 10 50 0798 8 719 901 33 0100 155133 C792 1 162 294 31 CERAMIC 0 001MF 10 50 0799 8 719 901 33 0100 155133 C793 1 162 851 11 CERAMIC 0 IMF 10 16 0801 8 719 911 19 DIODE 155119 C794 1 162 851 11 CERAMIC 0 IMF 10 16 0802 8 719 911 19 DIODE 155119 C796 1 102 074 00 CERAMIC 0 001 10 50V 0803 8 719 911 19 DIODE 155119 C799 1 162 835 11 CERAMIC 0 0047MF 104 16 D804 8 719 911 19 DIODE 155119 C801 1 102 965 00 CERAMIC 39PF 5 50 0805 8 719 911 19 DIODE 155119 C802 1 102 965 00 CERAMIC 39PF 51 50 0806 8 719 911 19 DIODE 155119 C803 1 124 465 00 ELECT 0 47MF 20 50 0901 8 719 504 60 DIODE 54 860 C804 1 161 377 00 CERAMIC 0 0047MF 305 16 F901 41 532 215 00 FUSE TIME LAG 800m4 C805 1 161 377 00 CERAMIC 0 0047MF 302 16 F902 1 532 299 0900 FUSE TIME LAG C810 1 123 306 00 ELECT 47MF 202 10V FLI 1 236 022 11 FILTER BAND PASS C850 1 161 772 11 CERAMIC 0 1MF 10 FL701 1 235 984 11 FILTER LOM PASS C902 1 101 004 00 CERAMIC 0 01MF 50V 1 21 FILTER LOW PASS 601 8 C903 1 101 004 00 CERAMIC 0 01MF 50V 1 8 658 096 02 HEAD ERASE 5 36 C904 1 124 564 11 ELECT 4700MF 20 25 MRP601 1543
31. 16V ELECT 0 47MF 20 50 ELECT 1ML 20 50V ELECT IMF 20 50V MYLAR 0 0047MF 5 50V CERAMIC 0 001MF 102 50V ELECT 33MF 20 16V ELECT 0 47MF 20 SOV MYLAR 0 033 5 50V ELECT 33MF 20 16 MYLAR 0 0022MF 5t 50V MYLAR 0 047MF 5t 50V FILM 0 IMF 5 50V MYLAR 0 033MF 5 50v FILM 0 IMF 51 50V ELECT 33MF 20 16V TANTALUM 6 8 10 6 3V MYLAR 0 068MF 5 50V CERAMIC 470PF 10x 50V ELECT 33MF 20 16V ELECT 22 20 25V ELECT 220MF 20 10V CERAMIC 39PF 5t 50V CERAMIC 27PF 5t 50V MYLAR 0 0022MF 5 50V MYLAR 0 0022MF 5 50 CFD 444L ELECTRICAL PARTS ELECTRICAL PARTS Ref No Part No Description Ref No Part No Description C751 1 124 442 00 ELECT 330MF 20 6 3V CNP6 1 562 197 41 HOUSING CONNECTOR 3P C752 1 124 442 00 ELECT 330MF 20 6 3 CNP701 1 564 706 11 PIN CONNECTOR SMALL TYPE 4P C755 1 124 255 00 ELECT IMF 20 50 CNP702 1 564 706 11 PIN CONNECTOR SMALL TYPE 4P C756 1 124 499 11 ELECT IMF 20 50 CNP704 1 564 704 11 PIN CONNECTOR SMALL 2 C757 1 124 242 00 ELECT 33MF 205 16V CNP706 1 564 727 11 PIN CONNECTOR SMALL TYPE 11P C759 1 124 245 00 ELECT 4 7MF 201 16 CNP708 1 564 337 00 PIN CONNECTOR 3P C760 1 124 927 11 ELECT 4 7 I CNP709 1 564 341 11 PIN CONNECTOR 7P C761 1 124 443 00 ELECT 100MF 20 10V CNP710 1 506 503 11 PIN CONNECTOR 9P C762 1 130 472 00 MYLAR 0 0012MF 5 50 CNP805 1 564 718 11 CONNECTOR SMALL TYPE 2P C763 1 130 472 00 MYLAR 0 0012MF 5
32. 313 308 1 PULLEY ASSY MOTOR 3 331 108 21 LUG T SEAM t 0 3 230 7 621 259 35 SCREW P 2 6X5 3 331 108 31 LUG SEAM t 0 4 231 7 621 255 35 SCREW 2 5 PWH 3 331 108 41 LUG SEAM t 0 5 232 3 324 220 01 SCREW 82 6 TAPPING 233 3 701 465 00 SCREW LOCK 212 3 313 316 00 PULLEY 213 3 558 708 01 WASHER STOPPER 234 7 621 772 40 SCREW B 2X8 214 3 313 333 00 CLAW REEL 235 3 318 203 71 SCREW 1 7 5 TAPPING 215 3 313 344 00 SPRING COMPRESSION 601 8 658 096 02 HEAD ERASE 5 36 216 3 313 305 00 TABLE REEL SUPPLY HRP601 1 543 283 11 HEAD MAGNETIC REC PB M601 1 541 231 00 MOTOR 6 Part No Description Remarks No Part Description Remarks 251 3 313 322 02 LEVER A S OFF 270 3 313 326 21 LEVER BUTTON 252 3 313 323 00 SPRING 271 3 313 350 21 LEVER REC BUTTON 253 3 332 310 01 HOOK SPRING 272 3 313 325 21 LEVER STOP BUTTON 254 3 313 348 00 SPRING TENSION 273 3 313 320 11 LEVER RCP 255 3 313 349 00 SPRING TENSION 274 3 313 321 00 LEVER PREVENTION RFR 256 3 307 948 41 WASHER NYLON 275 3 313 378 01 SPRING 257 X 3592 309 1 FLYWHEEL E ASSY 276 3 313 343 00 SPRING TENSION 258 3 313 335 00 BELT CAPSTAN 277 3 322 529 01 SPRING TENSION 259 3 313 381 21 LEVER B PAUSE BUTTON 278 3 313 338 00 SPRING 260 3 313 314 00 LEVER 51 FR 279 3 313 327 00 SPRING 261 3 313 313 00 SPRING 280 3102 092 CHASSIS ASSY MECHANICAL 262 3 313 315 00 SPRING 2
33. 4W i R217 1 249 429 11 CARBON 10K 5 1 49 R741 1 249 430 11 CARBON 12K 5 1 4W R219 1 249 424 11 CARBON 3 9 5 1 4W R742 1 249 430 11 CARBON 12K 5 1 4M R220 1 249 423 11 3 3K 5 1 4W R743 1 249 421 11 CARBON 2 5 1 4W R221 1 249 418 11 CARBON 1 2K 5 1 4W R744 1 249 417 11 CARBON 1M 5 1 4M R222 1 249 433 11 CARBON 22K 5 1 4W R745 1 249 417 11 CARBON 1K 5 1 4W R223 1 249 409 11 CARBON 220 5 1 4W R746 1 249 417 11 CARBON 5 1 49 R224 1 249 429 11 CARBON 10K 5 1 4 R747 1 249 417 11 CARBON 1 51 1 44 8301 1 249 408 11 CARBON 180 5 1 4W R748 1 249 425 11 CARBON 4 7K 5 1 44 R302 1 249 405 11 CARBON 100 5 1 4V R749 1 249 425 11 4 7K 5 1 44 R303 1 249 405 11 CARBON 100 5 1 49 750 1 249 417 11 5 1 40 R304 1 249 414 11 CARBON 560 5 1 48 752 1 249 435 11 C 80M 33M 5 1 4W R305 1 249 408 11 CARBON 180 5 1 4W R753 1 249 385 11 CARBON 2 2 5 1 4W R306 1 249 411 11 CARBON 330 5 1 4W R754 1 249 385 11 CARBON 22 5 1 4 R307 1 249 413 11 CARBON 470 5 1 4W R755 1 249 385 11 CARBON 2 2 5 1 4W R308 1 249 417 11 CARBON 1K 5 1 4W R756 1 249 385 11 CARBON 2 2 5 1 44 R309 1 249 405 11 CARBON 100 5 1 49 R757 1 249 421 11 CARBON 2 2K 5 1 4W R758 1 249 423 11 CARBON 3 3K 5 1 44 R311 1 249 396 11 CARBON 18 52 1 4W R312 1 249 439 11 CARBON 68K 5 1 4W R759 1 249 435 11 CARBON 33K 5 1 4W R313 1 212 944 00 FUSIBLE 27 5 1 24 R760 1 215 456 00 CARBON 30K 52 1 48 R761 1 249 431 11 CARBON 15K 5 1 4
34. 5 1 4W 0704 8 729 204 83 TRANSISTOR 2SA1048 GR R203 1 249 423 11 CARBON 3 3K 5 1 44 0705 8 729 204 83 TRANSISTOR 2SA1048 GR R204 1 249 411 11 CARBON 330 5 1 4 0706 8 729 322 78 TRANSISTOR 2562278 8205 1 249 419 11 CARBON 1 5K 5 1 4W 0707 8 729 322 78 TRANSISTOR 25 2278 R206 1 249 429 11 CARBON 10K 5 1 4W 0708 8 729 900 36 TRANSISTOR DTC124ES 0709 8 729 900 36 TRANSISTOR DTC124ES The components identified by shading and mark are critical for safety Replace only with part number speci fied 0710 8 729 900 63 TRANSISTOR 0 124 5 0711 8 729 905 66 TRANSISTOR 2501944 47 CFD 444L ELECTRICAL PARTS ELECTRICAL PARTS Ref No Part No Description Ref No Part No Description R207 1 247 849 00 CARBON 5 6K 5 1 4W R729 1 249 441 11 CARBON 100K 5 1 4W R208 1 249 425 11 CARBON 4 7K 5 1 4W R730 1 249 441 11 CARBON 100K 5 1 4W R209 1 247 895 00 CARBON 470K 5 1 4W R731 1 249 429 11 CARBON 10K 5 1 4W R210 1 249 404 00 CARBON 82 5 1 4W R733 1 215 493 00 CARBON 1M 5 1 4W R211 1 249 429 11 CARBON 10K 5 1 4W R735 1 249 441 11 CARBON 100K 5 1 4W R212 1 249 407 11 CARBON 150 5 1 4W R736 1 249 441 11 CARBON 100K 5 1 4W R213 uo oe CARBON 2 2 5 1 4W R737 1 249 429 11 CARBON 10K 5 1 44 8214 1 249 406 11 CARBON 120 5 1 44 R738 1 249 430 11 CARBON 12K 5 1 4N R215 1 249 437 11 CARBON 4 5 1 40 R739 1 215 493 00 CARBON 1M 51 1 48 216 1 249 427 11 CARBON 6 8 5 1 40 740 1 215 493 00 CARBON 1M 5 1
35. 5 104 19 166 4 920 967 01 902 A 3216 372 A 916 1 623 169 11 788 1 162 839 11 C790 1 102 074 00 39 CFD 444L Description Remark s SCREM BVTT 2 6X5 S SCREM 3X6 TYPE2 IT 3 SCREM 2X6 2 NON SLIT SPACER A S PC BOARD ASSY MAIN CD PC BOARD CD TRANSLATION CERAMIC 0 01MF CERAMIC 0 001MF 10 50 CFD 444L 5 MF D444 75D 205 203 233 i _ HRP601 230 No Part No Description Remarks No Part No Description Remarks 201 3 313 357 00 CLAW REC PREVENTION 217 3 701 437 21 WASHER 202 X 3313 311 1 CHASSIS ASSY 218 3 313 345 00 SPRING COMPRESSION 203 3 334 717 01 BRACKET HEAD 219 3331 710 1 TABLE 55 REEL TAKE UP 204 3 313 339 00 SPRING 220 3 558 620 11 GEAR REWIND 205 3 313 361 00 ARM ERASE HEAD 221 7 671 112 11 BALL STEEL 222 3 307 948 41 WASHER NYLON 206 3 332 309 01 SPRING B 207 3 307 948 01 WASHER NYLON 223 3 701 438 01 WASHER t 0 13 208 3 703 597 41 PINCH ROLLER STANDARD 3 701 438 11 WASHER t 0 25 209 3 313 340 00 SPRING COMPRESSION 224 3319 945 1 BEARING ASSY CAPSTAN 210 3 578 138 01 SEAM t 0 1 225 X 3313 307 0 PULLEY ASSY FWD 3 578 138 11 SEAM t 0 2 226 X 3313 301 0 BRACKET 55 T PULLEY 3 578 138 21 SEAM t 0 3 227 3 573 464 00 SPRING COMPRESSION 228 3 313 902 11 SPRING 211 3 331 108 01 LUG SEAM t 20 1 3 331 108 11 LUG SEAM t 0 2 229 X 3
36. 801 8 799 005 08 16 0519518 RI2 1 249 429 11 CARBON 1K 5 1 4 IC802 8 752 802 17 IC 5024 0270 J301 1 563 992 11 JACK PIN 4P LINE IN CD OUT MO E AB 1302 1 563 649 11 JACK PHONES 814 1 249 427 11 CARBON 6 8K 5 1 4W TOEN R15 1 249 427 11 CARBON 6 8K 5 1 44 6 4303 1 536 705 21 TERMINAL BOARD SPEAKER R16 1 249 428 11 CARBON 8 2K 5 1 4W apo 17 1 249 424 11 CARBON 3 9K 5 1 44 M R18 1 249 433 11 CARBON 22K 5 1 4V 3 1 402 308 11 ANTENNA FERRITE ROD MW LW RI ANM 1101 1 408 429 00 MICRO INDUCTOR 470UH PSAL REM UM L201 1 408 429 00 MICRO INDUCTOR 470UH 1 1 L301 1 408 092 00 MICRO INDUCTOR 330UH R22 1 249 417 11 CARBON K 410 336 11 MICRO IND H 761 1 410 336 1 MICRO INDUCTOR 620 R23 1 247 883 00 CARBON 15 5 1 48 1702 1 410 336 11 MICRO INDUCTOR 220UH R24 1 249 409 11 CARBON 20 5 L703 1 410 336 11 MICRO INDUCTOR 220UH FALLI MM Me L704 1 408 569 00 MICRO INDUCTOR 33UH 26 249 417 11 A R27 1 249 393 11 CARBON 10 5 1 4 L705 1 408 557 00 MICRO INDUCTOR 3 3UH 8101 1 249 405 11 CARBON 10 5 1706 1 408 557 00 MICRO INDUCTOR 3 3UH R102 1 247 881 00 CARBON 120K 5 1 AM 1707 1 408 557 00 MICRO INDUCTOR 3 3UH 8103 1 249 423 11 CARBON 3 3K 5 1 44 1708 1 459 691 11 COIL WITH CORE R104 1 249 411 11 CARBON 330 5 1 44 1709 1 459 591 11 COIL WITH CORE R105 1 249 419 11 CARBON 1 5K 5 1 4W 459 691 OIL WITH CORE L710 1 459 6
37. 81 3 313 331 00 SPRING 263 X 3313 304 0 ARM ASSY REW 282 3 313 383 01 CLAW EJECT 264 3 313 365 00 SPRING TENSION 283 3 313 352 11 PLATE LOCK 265 X 3313 312 1 IDLER ASSY FR 284 3 313 351 11 PLATE LOCK 266 3 558 708 01 WASHER STOPPER 285 3 313 382 01 RETAINER LEVER 267 3 313 353 21 LEVER FF BUTTON 286 7 687 233 11 SCREW PTPWH 2 6X6 268 3 313 356 00 BRAKE 287 3 341 181 01 SPRING POWER TENSION TENSION 269 3 313 354 21 LEVER REW BUTTON CFD 444L CFD 444L 7 KSM 140A 308 914 309 312 314 No Part No Description Remarks Part No Description Remarks 301 X 2640 768 1 GEAR B ASSY 310 3 303 809 31 SCREW M1 7X3 0 SPECIAL HEAD 302 X 2640 769 1 GEAR A ASSY 311 7 621 255 15 SCREW P 2X3 303 X 2640 771 1 TURNTABLE ASSY 312 X 2640 765 1 CHASSIS ASSY MAIN 305 2 641 412 01 WASHER RUBBER 313 7 621 255 25 SCREW P 2X4 314 7 621 771 06 SCREW B 2X5 306 4 910 431 01 SHAFT SLIDE 307 2 641 434 01 COVER GEAR 913 1 621 771 11 PC BOARD RF 308 2 641 430 01 SCREW 2 6X6 K TAPPING 914 4 8 848 078 01 PICKUP OPTICAL 55 1508 309 2 641 438 01 HOLDER CHASSIS M701 X 2640 770 1 MOTOR SLED ASSY 02 1 541 352 11 MOTOR SPINDLE The components identified by shading and mark A are critical for safety Replace only with part number specified 8 y No 351 352 353 354 1 351
38. 9 R314 A 1 212 934 00 FUSIBLE 1 5 1 98 R315 1 212 934 00 FUSIBLE 1 51 1 29 8762 1 249 435 11 CARBON 33K 5 1 48 R316 1 249 441 11 CARBON 100K 5 1 4W R763 1 249 409 11 CARBON 220 5 1 49 R317 1 249 429 11 CARBON 1 5 1 49 R767 1 249 410 11 CARBON 270 5 1 4W R701 1 249 433 11 RF BOARD CARBON 100K 5 1 4W R768 1 217 641 00 FUSIBLE 4 7 5 1 44 R701 1 249 441 11 CD MAIN BOARD CARBON 100K 5 1 4W R771 1 215 476 00 METAL 200K 1 1 6M 8772 1 215 431 00 METAL 2 7K 1 1 69 R702 1 249 417 11 CARBON 1 5 1 4W R703 1 249 433 11 CARBON 22K 5 1 4W 8773 1 215 469 00 METAL 10 1 1 6W R704 1 249 397 11 CARBON 22 5 1 4W R774 1 215 469 00 METAL 100 1 1 6W R775 1 215 439 00 METAL 5 6K 1 1 6W R705 1 249 396 00 CARBON 91 5 1 4W R711 1 249 441 11 CARBON 100K 5 1 4W R776 1 215 439 00 METAL 5 6K 1 1 6V R712 1 249 429 11 CARBON 10 5 1 4M R777 1 215 453 00 METAL 29K 1 1 6M 778 1 215 453 00 METAL 22 1 1 64 R713 1 249 429 11 CARBON 10K 5 1 4W R714 1 249 441 11 CARBON 100K 5 1 44 R779 1 215 445 00 METAL 10K 1 1 6W 8715 1 247 883 00 CARBON 150K 5 1 4W 780 1 215 445 00 METAL 10K 1 1 6W R716 1 249 439 11 CARBON 68K 1 4W SW METAL Be R717 1 249 441 11 CARBON 10 52 1 44 782 1 215 459 00 METAL 39K 1 1 6 R718 1 215 479 00 CARBON 270K 5 1 4W 2783 1 215 436 00 METAL 4 3K 1 1 6W R784 215 436 00 METAL 4 3K 1 1 6 8719 1 249 435 11 CARBON 33K 6 1 4 t erue R720 1 249 441 11 CARBON 100K 5 1 40
39. 91 11 COIL CORE 8106 1 249 429 11 CARBON 10K 5 1 4 M601 1 541 231 00 MOTOR R107 1 247 849 00 CARBON 5 6K 5 1 44 M701 X 2640 770 1 MOTOR ASSY SLED R108 1 249 425 11 CARBON 4 7K 5 1 44 M702 1 541 352 11 MOTOR SPINDLE xs 1 I 109 1 247 895 00 CARBON 47 5 1 44 0801 1 807 702 21 DISPLAY PANEL LIQUID CRYSTAL R110 1 249 404 00 CARBON 80 5 1 4 a LINK IC 2A q 8111 1 249 429 11 CARBON 10 5 1 44 01 8 729 883 91 TRANSISTOR 2SC2839 D R112 1 249 407 11 CARBON 150 5 1 4W 02 8 729 672 42 TRANSISTOR 25C2724 C R113 1 249 385 11 CARBON 2 2 5 1 44 0101 8 729 600 27 TRANSISTOR 25 6345 R114 1 249 406 11 CARBON 120 5 1 4 0102 8 729 600 27 TRANSISTOR 2SC634SP R115 1 249 437 11 CARBON 5 1 4 0201 8 729 600 27 TRANSISTOR 2SC634SP R116 1 249 427 11 CARBON 6 8K 5 1 4 0202 8 729 600 27 TRANSISTOR 2SC634SP R117 1 249 429 11 CARBON 10K 5 1 4 0301 8 729 811 24 TRANSISTOR 2501012 R119 1 249 424 11 CARBON 3 9K 5 1 4 0302 8 729 905 66 TRANSISTOR 2501944 R120 1 249 423 11 CARBON 3 3K 5 1 4 0303 8 729 905 66 TRANSISTOR 2501944 R121 1 249 418 11 CARBON 1 2K 5 1 4W 0304 8 729 905 66 TRANSISTOR 2501944 8122 1 249 433 11 CARBON 22K 5 1 48 0306 8 729 204 83 TRANSISTOR 2SA1048 GR R123 1 249 409 11 CARBON 220 5 1 4 0701 8 729 801 83 TRANSISTOR 2581013 R124 1 249 429 11 CARBON 1 5 1 4 0702 8 729 900 36 TRANSISTOR 124 5 R201 1 249 405 11 100 5 1 4 0703 8 729 900 36 TRANSISTOR DTC124ES 202 1 247 881 00 CARBON 12
40. E US T4 Adjust for a maximum reading on VIVM FM IF ALIGNMENT 1 Tune the set to 98 MHz 2 Adjust for 19 kHz 0 2 kHz on the counter B Simple Method Procedure Tune the set to the FM stereo broadcasting signal 2 Turn RV1 clockwise or counterclockwise and memorize the lighting up range of the FM STEREO stereo lamp US Secure at the center of the lighting up range of both turns as shown below center of lighting up ranges lighting up range RECORDER SECTION 1 The adjustments should be performed in the order given in the Service Manual As a general rule playback circuit adjustment should be completed before performing recording circuit adjustment 2 The adjustments should be performed for both L CH and R CH unless otherwide indicated Switch location FUNCTION i SS s LM p GRAPHIC EQUALIZER center click BALANCE center click VOLUME Standard Record Deliver the standard input signal level to the input jack and set the REC LEVEL control to obtain the standard output signal level Standard Input Level LINE IN source impedance 10k2 0 31 V 8 dB input level Standard Output Level SP OUT HEADPHONES load impedance 3 2 2 329 0 775 04 0 25 V 10 dB output level Test Tape Type Signal P 4 A063 6 3 kHz 10 dB Azimuth Adjustmen
41. HD4 9304 2501944 VOLT REG mos FM MODE Y 3922 0 JW 5 D I 1 1418105 AM TUNER LEVEL DET R33 A A TO ws CO MAIN BOARD 302 4 RI4 6 8k 0 012 16302 5406 POWER 4303 SPEAKERS guit SP302 i gt I000 6V ri Q306 3023 co FUNCTION CI32 2SAI04 0 22 1 252458 ONE 55 i d im C128 UM 7090 t RADIO t TAPE t3 SP304 9302 2501944 VOLT REG Q202 25 2458 MUTING POWER BOARD 090 SV4VB20 F902 190 RECT TSA R34 A 1 I 2V 0302 09 2 0501 SLPI6IP CFD 444 Note Mounting Diagram e Color code or sleeving over the end of the jacket WHT CRED REONGRYD Note on Schematic Diagram e All capacitors are in LF unless otherwise noted pF MMC 50WV or less not indicated except for electrolytics and tantalums e All resistors are and W or less unless otherwise specified e Led fusible resistor Switch with sliding contact indicated hatched lines shows shorting type T O parts extracted from the comp
42. L CH 352 R CH Part No X 4920 903 1 X 4920 902 1 3 831 441 XX 4 920 915 01 Description BOX ASSY L SPEAKER BOX ASSY R SPEAKER CUSHION SPEAKER LID REAR SP SP901 L CH SP903 CFD 444L SP902 L CH SP904 R CH Remarks Part No Description Remark 5 355 3 331 523 01 FOOT 356 7 685 648 79 SCREW TAPPING 357 7 685 647 79 SCREW BTP 3X10 2 M 5 358 9 911 837 XX CUSHION A FILTER 912 1 556 650 00 CORD SPEAKER 5090 1 529 030 21 BUZZER 5 902 1 503 816 11 SPEAKER WOOFER SP903 1 529 030 21 BUZZER SP904 1 503 816 11 SPEAKER WOOFER 43 CFD 444L SECTION 6 ELECTRICAL PARTS LIST NOTE Items marked are not stocked since CAPACITORS they are seldom required for routine MF uF PF uuF service Some delay should be antici RESISTORS The components identified pated when ordering these items All resistors are in ohms by shading and mark critical for safety If there are two or more same circuitsin Replace only with part set such as a stereophonic machine only COILS number specified typical circuit parts may be indicated and MMH mH UH uH capacitors and resistors in other same circuits may be omitted F nonflammable SEMICONDUCTORS In each case u for example UA UPC yPC UPD E ELECTRICAL PARTS ELECTRICAL PARTS Ref No
43. Part No Description Ref No Part No Description 901 A 3260 656 A MOUNTED MAIN C33 1 124 927 11 ELECT 4 7MF 20 50 902 3216 372 BOARD ASSY MAIN CD C34 1 162 294 31 CERAMIC 0 001MF 10 50V 903 A 3260 677 A MOUNTED GEQ C35 1 161 379 00 CERAMIC 0 01 30 16V 904 1 533 189 11 HOLDER FUSE C36 1 102 113 00 CERAMIC 390PF 5 50 905 1 622 767 11 BOARD LEAF SW C37 1 102 111 00 CERAMIC 270PF 10 500V 906 1 622 770 21 PC BOARD POWER C38 1 161 047 00 CERAMIC 0 0047MF 10 25 907 1 622 771 21 PC BOARD POWER SW C39 1 102 109 00 CERAMIC 180PF 10 50V 908 1 622 772 21 PC BOARD BATTERY TERMINAL C40 1 102 945 00 CERAMIC BPF 0 5PF 50V 909 1 622 773 11 PC BOARD CD CONTROL C41 1 162 194 31 CERAMIC 3 9PF 10 50V 910 1 622 774 11 PC BOARD CD LEAF SW C42 1 162 282 31 CERAMIC 100PF 10 50V 911 1 501 309 11 ANTENNA TELESCOPIC C43 1 161 055 00 CERAMIC 0 022MF 10 25V 912 1 556 650 00 CORD SPEAKER C44 1 162 294 31 CERAMIC 0 001MF 10 50V 913 1 621 771 11 PC BOARD RF C45 1 162 294 31 CERAMIC 0 001MF 10 50 914 8 848 078 01 PICK UP OPTICAL KSS 150B C46 1 162 199 31 CERAMIC 10PF 5 50 915 1 623 899 11 BOARD FINE TUNING C47 1 162 219 31 CERAMIC 68PF 5 50 916 1 623 169 11 BOARD CD TRANSLATION C48 1 162 199 21 CERAMIC 10 5 50V C49 1 102 943 00 CERAMIC 6PF 0 5PF 50V C1 1 162 294 31 CERAMIC 0 001MF 10 50V C50 1 131 381 00 TANTALUM 47MF 20 10V c2 1 162 204 31 CERAMIC 16PF 50V C101 1 162 292
44. QUALIZER AMP Riad t T1 4 5302 1 GE OE ae 6 IC30 L I36 RIOB lt 1 2K 4 PLAYBACK 4 7 8 9 6 Da 2 clea cus 2 00017 C C 0 00477 90 0 00 us 1 V 0 18 303 RV304 p 310134 lt gt lt 4 4 7 50 50v 50k 50 50k 50k Es CI33 100 406 mj ax 226 1009 0V 4 EAS gt 1 20 LA3600 30 0201 25 2458 GRAPHIC EQUALIZER m RECORD m RECORD AMP 7 PLAYBACK wi RECORD 47 50 CORD Ga 612 3 05018 FUNCTION T 5 16301 LAI36l 0 100 PLAYSACK AMP R208 THAY t R209 T 4JK ph LINE IN 470 t dus 555 RADIO 020 APE 6 Omoa OC 2 a C20 C gt C222 R207 C209 C22 L 6225 560 979 00047 0201 390p C223 cals 8206 00471 0 2 22068 000 10k MV30 952 Rva04 MV305 TLczs L const e504 sk oS s 50k 50 i 27 V 009 _ 1859 IM 220 4 RECORD PLAYBACK 4 30 R309 PLAYBACK gt RECORD 18 C212 00018 er 330uK 100 BAS 05 TO Wwe 5301 6 RECORD PLAYBACK PLAYBACK 9 RECORD 8301 2501012 RECORD 05C e 25 CFD 444L 9 10 11 12 13 14 15 51 7 Bano ttf FM P MW gt LW SW 1 E oss z Fa 5303 2 GEQ BOARD I 3 0502 GL9
45. ck Plate Jig for Repair When repairing the CD section use the chuck plate jig in order to play a disc without using the CD cover Chuck plate part No X 4918 255 1 Chuck plate jig component parts Notes on Spindle Motor Repairing The spindle motor M702 used in this set is pressed into turntable assy but the repair parts are supplied separately When replacing order both turntable assy and spindle motor The installation dimension is as shown below TURNTABLE ASSY 19 4 0 1 mm 4 _ MOTOR CONTROLS CFD 444L bu corrected portion 1 2 3 d 5 6 SHIELD PAPERIC lt 5 er o E o n lt d MAIN BOARD CNP2 CD CONTROL BOARD CFD 444L 45 CD MAIN BOARD aE CT jo o m gt I 4 9 Va wot T 8 4 5 R ags 9804 Oe RBI7 CD LEAF SW BOARD er craol Jer Zab IC801 CD HOLDER PPI PPL FI 3 4 5 6 CFD 444L corrected portion 1 2 Note The components identified by shad
46. compact disc player and the separate speakers CD player section Repeat play to repeat one or all the selections Shuffle play to play the selections in random order Program play to play the selections in a desired order Cassette deck section Synchronized CD recording start system General 5 band graphic equalizer to adjust the tone quality to your preference Power output of 4 VV 4V measured at the FTC regulation NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT The laser diode in the optical pick up block may suffer electrostatic breakdown because of the poten tial difference generated by the charged electrostatic load etc on clothing and the human body During repair pay attention to electrostatic break down and also use the procedure in the printed matter which is included in the repair parts The flexible board is easily damaged and should be handled with care SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY SHADING AND MARK A ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY CAUTION Use of controls or adjustments performance of procedures other than those specified herein may result in hazardous radiation exposure Section Title TABLE OF CONTENTS
47. er 2 PHONES headphones jack stereo minijack POWER switch 4 operation battery indicator 5 ST FM stereo indicator 6 scale and pointer 7 FINE TUNING control Used for precise tuning of SW stations 8 Tuning control 9 selector VOLUME control BALANCE control Use to adjust stereo imaging especially when speakers are not symmetrically placed 12 GRAPHIC EQUALIZER controls for listening only 13 FUNCTION selector CD To listen to record CD sound LINE IN To listen to record sound from the equipment con nected to the LINE IN jacks RADIO To listen to record radio programs TAPE To listen to tapes CDicassette deck section Cassette holder 15 display window 16 CD operation buttons stop play pause 4 PP search lt lt pp AMS 17 Tape operation buttons stop eject record gt playback a rewind fast forward II pause CFD 444L 8 operation mode buttons REMAIN ENTER To display the remaining time on a disc or to program selections REPEAT 1 ALL To repeat one or all of the selections SHUFFLE RMS To play the selections in a random order or to program specific selections 19 CD holder 20 EJECT button for CD Rear 21 Battery compartment 22 AC IN AC power input socket 23 Telescopic antenna 24 LINE IN line input jacks phono jacks 25 OUT CD ou
48. et into service mode see page 7 2 Put the set into service mode see page 6 7 Check that the frequency counter reading is 4 375 0 01 MHz not adjust RV703 so that it is 4 375 0 01 MHz Press the pl and 4 to move the optical pick up block to the center After adjustment release service mode see page Insert the disc YEDS 18 and close the CD holder 6 7 Press the key It will go from focus search to focus on and pull in mode state Tracking and sled Adjust RV701 so that the wavefrom is symmetrical on the top and bottom in relation to 0 V Note Take sweep time as long as possible to obtain best waveform N x A 1 5 to 2 5 Vp p 0 V f A B Disconnect the jumper point shorted in step 1 Check Adjustment Location CD main board Press the key After adjustment release service mode see page ASY solder jumper point 6 7 Short for checking and ptt Disconnect after checking and Vadjustment Adjustment Location RF board CD main board _ oscilloscope frequency counter DC range CFD 444L Focus Bias Adjustment Adjustment L cation RF board Conditions The set should be placed either horizontally Adjustment Procedure 1 Put the set into service mode see page 6 7 2 Connect the oscilloscope to RF board test point TP RF
49. gt gt Q8 FOK 1 APC EFM COMPARATOR P N 4 PD AMP QDEFM APC AUTO LD RF 1 JASYMMETORYS BUFFER LoS r CONTRO 126 45 m Ald I T 805 1 wiw 690640 REVAMP T v 1 roi 7 4 MIRROR 4 c OLD AME Hho 02 8 mod RG RFI VAMP 2 t POR vC 9 n I V 9 TRACKING FOCUS ERROR AMP ERROR AMP 8 705 01140 CONSTANT CURRENT SOURCE BIAS CIRCUIT CFD 444L 1703 011300 VCO CIRCUIT TIMING GENERATOR XTAL CIRCUIT TIMING GENERATOR Q REGISTER BA6290A 1C708 CFD 444L NOTE mechanical parts with no reference number in the exploded views are not supplied Items marked they are seldom required for routine service SECTION 5 EXPLODED VIEWS AND PARTS The construction parts of an assembled part are indicated with a collation number in the remark column are not stocked since Some delay should be antici pated when ordering these items LIST The components identified by shading and mark Mare critical for safety
50. he FUNCTION selector Skipping of sound Dusty or defective disc Dirty lens eStrong vibrations CASSETTE CORDER OPERATION Tape does not move The cassette is being inserted improperly The tape is slack cassette compartment lid is not closed p The 8 button cannot be activated No cassette in the cassette holder tab is removed from the cassette Recording or playback cannot be made or there is a e Dirty heads decrease in sound level improper setting of the FUNCTION selector Unsatisfactory erasing e Dirty erase head Excessive wow or flutter or sound drop out e Contamination of the capstan or pinch roller e Magnetic contamination of the head Weak batteries English 87J0547 1 Sony Corporation Printed in Japan 9 952 980 11 Audio Group 1987 10 50
51. ing and mark A are critical for safety Replace only with part number specified icis CD MAIN BOARD 10008 RF BOARD 211 T 4 bid I 270 CD RF AMP 701 en oe UU U U U niv PAO 24 zi Lol fel ep TELS L popi s 31e IM J gt jo anum Puna O 431 EDDA 5 TTT eT 7 Ee A 9 ir BASG cn I CM70 i lt z D G 070 704 m DRIVER 0904 Wr Hee avec 0 Ld sss UH 724052 be Sus CXA OSIM FO C768 10 50V Non 295 2 5 7 LACK 4 NC 3 5 z 3 a H 9199 245 1 3e ie 12798 BA629CA sar pe on NT jS TRACKING FOCUS qn gt 07 0707 19433 6533 1000 gt 741 C703 CxD1130q 17 SENSE 2 qe 7 rm 2 C CD SERVE Aur gt E wi gt 22 850 An 2 23 SURG
52. nt where both are satisfied When gain is raised the noise when the 2 axis device operates increases When gain is lowered mechanical shock and skipping occurs more easily When gain adjustment is off the symptoms below appear Focus Tracking Symptoms _ e The time until music starts becomes longer for STOP D PLAY or automatic selection 4 PPE buttons pressed Normally takes about seconds low low or high e Music does not start and disc continues to rotate for STOP DPLAY or low automatic selection ke Pl buttons pressed Disc table opens shortly low or high _ after STOP DPLAY 1 Sound is interrupted dur ing PLAY Or time count er display stops progress ing More noise during 2 axis device operation CFD 444L The following is a simple adjustment method Primary Adjustment Note Since exact adjustment cannot be performed remem ber the positions of the controls before performing the adjustment If the positions after the primary adjust ment are only a little different return the controls to the original position Procedure 1 Keep the set horizontal the set is not horizontal this adjustment cannot be performed due to the gravity against the 2 axis device N Insert disc YEDS 18 and press PLAY button Connect oscilloscope to CD main board TP FE
53. onent side e parts extracted from the conductor side part mounted on the conductor side Ti indicates side identified with part number e Switch Switch Position BAND Record Playback playback FUNCTION CD ISS FM MODE 2 ST TAPE POWER OFF POWER OFF Note The components identified by shading and mark are critical for safety Replace only with part number specified CIRCUIT BOARDS LOCATION main board power sw board _ _ fine tuning board 3 CD translation he board GEQ board leaf sw board power board CD control board a RF board CD main board CD leaf board 2 DRY BATT sgE C SPEC DESIGNATION RI41 BPCS 12 CFD 444L Semiconductor Lead Layouts SEMICONDUCTQ LOCATION BA5406 CXP5024H 0270 TA7378P 110004 In 5 33 HZ6B2L Location r P 4 c8 3 IIIIIIIIIIIIII p C 8 45 1 20 4 2 68 2SA1048 GR C 9 j S 25 6345 25 2724 10 6290 LA1810S 2SC2839 D a 0 12 2SD1012 ES C cred DTA124ES E 8 oC pes DTC124ES S4VB60 14 OPUPUTUU s Buk 1 3 WW need J 3 123486789 12 if H 9 p N J 10 LA3161 E 8 4 __ D 12 1081 IIIIIIII 2581013 0
54. t mechanical center WS 48A 3 kHz 0 dB Tape Speed Adjustment CFD 444L Record Playback Head Azimuth Adjustment Procedure 1 Mode playback test tape P 4 A063 VTVM 6 3 kHz 10 dB PHONES to Turn the adjustment screw and check output peaks If the peaks do not match for L CH and R CH turn the adjustment screw so that outputs match within 2 dB of peak gt A d y L CH within N within 2 dB peak output 2 TT level Z R CH oak vici T screw L CH R CH position peak peak 3 Phase Check Mode playback test tape P 4 A063 oscilloscope 6 3 kHz 10 dB L CH R CH in phase 45 good Note Finish the screw adjustment with a turn in the clockwise direction After the adjustment lock the adjustment screw L4 CFD 444L Tape Speed Adjustment Setting Mode playback Procedure speed checker LFM 30 or digital frequency test tape counter WS 48A 3 kHz 0 dB pe PHONES Specification Speed checker Digital frequency counter 2 955 to 3 060 Hz Frequency difference between the beginning and the end of the tape should be within 1 30 Hz Adjustment Location tape speed adjustment control inside motor 18 CD SECTION Notes on Adjustment 1 Perform adjustments except for CD OUT LEVEL ADJUSTMENT in service mode Be sure to release service mode after completing
55. tput jacks phono jacks SPEAKER terminals ISS FM MODE Interference Suppress Switch FM mode switch CFD 444L SERVCIE MODE service program This set has built in service program in the micro computer as usual sets The operation method of service program is explained 7 Main operation in service mode for details refer to step 2 below m STOP Be sure to set POWER switch ON Return to the stand by mode If not key inputs can not be operated stop the display gt II PLAY PAUSE Focus servo goes on and turn to pull in mode Optical pick up goes to l outside circumference REMAIN ENTER Tracking servo and sled FR servo go on pick up goes XI 4 inside circumference Be sure to close CD holder If not key inputs can not be operated Fig 1 Key Positions Step 1 Service Mode Setting Method Solder jumper for service mode checking or adjusting service mode 1 Turn the POWER switch ON and FUNCTION be sure to remove this solder jumper switch to CD with the power cord not plugged in no power applied to set and press the p II key This is to discharge C804 connected to IC801 pin 62 RST 2 Solder jumper TEST point 1 801 pin 21 TEST is grounded 3 Plug in power cord This puts the set into service mode CD control board 6 ERE m
56. uts e SEMICONDUCTOR 1 1 2 X LOCATION Location A C 14 14 14 C 14 E 13 C 0 6 c8 1 15 1 15 1 6 13 11 H 12 C H 14 D 7 C 4 D 12 T E 7 88 0 F 8 8 9 8 5 08 0 7 ES E POWER BOARD REAF SW BOARD Pe gt gt 5 pt POWER SW BOARD 000000000000000000 CFD 444L a Fes 755 BSS Hc TEELT ES 99995 n aaa o gt gee ss 2 522 2 FINE TUNING BOARD 660 BOARD sarre BOARD 4 2 RADIO RECORDER SECTION SCHEMATIC DIAGRAM MAIN BOARD A ru TA7378P i FM FRONT END FM 5W TEL ANT MW 4 51 4 LW Sw 5 r D2 185119 02 25 2724 LIMITER c a AI AE gt 820 044 osc 0 00 4 1611 M VII 05 li 4 QI 25 28390 Laz 3 w AM RF 101 2562458 pec 80 RECORD L cot m gt 302 GEQ 1 3 2 1101 LA3600 v Dd GRAPHIC E
57. will now operated normally CFD 444L NOTES ON LASER DIODE EMISSION CHECK The laser beam on this model is concentrated so as to be focused on the disc reflective surface by the objective lens in the optical pick up block Therefore when checking the laser diode emission observe from more than 30 cm away from the objective lens Laser Diode Check Procedure The laser diode on this set will not emit unless the CD holder is closed and 810 leaf SW type is turned The laser diode will always emit even if focus search is not performed in service mode Procedure Check the laser diode emission with the eye 1 Open upper panel 2 810 on as Fig 3 In service mode this operation is not necessa ry 3 Press the key In service mode this operation is not necessa ry 4 Observe the objective lens and confirm that the laser diode is emitting light If it does not APC circuit or optical pick up block is defective Set S810 going on with a thin screwdriver Fig 3 Turning S810 on CFD 444L SECTION 1 BLOCK DIAGRAMS 1 1 RADIO RECORDER SECTION 5303 2 FM MODE Fu CFI lt FRONT END 5 t 6 51 7 f 7 1 L3 M RV2 EN 5i MW LW FERRITE ROD F I rg r adi le IF MPX 4 TUNNG I MV 0306 MUTING DRIV 1 2 OPTICAL PICK UP BLOCK KSS 150B 1
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