SYMPTOMS Only one (1) board listed. This board comes with 8
Contents
1. WAY AN MAN level E F Balance Check oscilloscope BD board os TP TE Oso 0 4 Procedure 1 Connect test point TP ADJ to ground and to TP VC with lead wire 2 Connect oscilloscope to test point TP TE on BD board 3 Turn Power switch on Put disc YEDS 18 in and playback 5 Confirm that the osilloscope waveform is sym metrica on the top and bottom in relation to 0V and check this level Traverse oscilloscope 6 Remove the lead wire connected in step 1 symmetry level 2 1Vp p 7 RF PLL Free run Frequency Check Adjustment Locations Procedure BD board 1 Connect frequency counter to test point PLCK conductor side with lead wire BD board frequency counter amem Ez TP PLCK E 2 Turn Power switch on 3 Confirm that reading on frequency counter is 4 3218MHz Focus Tracking Gain This gain has a margin so even if it is slightly off There is no problem Therefore do not perform this adjustment Please note that it should be fixed to mechanical cen ter position when you moved and do not know original position SECTION 4 IC FUNCTIONS CXP82316 020Q IC401 PIN FUNCTIONS PIN NAME AF ADJ 1 0 FUNCTION Test mode pin Normally H N RM IN ADJ Remote control signal input pin Test mode pin Normally H u2. REFERENCE VOLTAGE our REF ERENCE POWER MUTE 23 REG sw G ATTR ees SECTION 6 EXPLODED VIEWS NOTE T XX X mean standardized parts so they Items marked are not stocked since A or d no identitied o 4 A ark may have some difference from the they are seldom required for routine critical for safety original one service Some delay should be anticipated Replace only with part number e Color Indication of Appearance Parts when ordering these items specified Example e The mechanical parts with no reference Les composants identifi s par une KNOB BALANCE WHITE RED number in the exploded views are not marque A sont critiques pour la 1 1 supplied om T s MUT Parts color Cabinet s color Hardware mark list is given in the last Dia as seine une pi ce of this parts list Canadian model 6 1 FRONT PANEL AND CASE ASSEMBLIES 16 AUS Australian model not supplied I 1 supplied Supplied with VR7O1 Supplied with Jrot _ Ref No Part No Description Remark Ref No Part No Description Remark 1 4 933 601 01 FOOT 10 4 950 189 01 KNOB VOL C335 3 1 647 544 11 HEADPHONE BOARD C335 11 4 957 557 01 PANEL LOADING C335 4 4 951 620 01 SCREW 2 6X8 11 4 957 557 11 PANEL LOADING C235 5 1 151 054 11 WIRE FLAT 10 CORE 12 4 951
3. Ref Part Items marked not stocked since they are seldom required for routine service Some delay should be anticipated when ordering these items SEMICONDUCTORS In each case for example uPA uPB uPC uPD PD CAPACITORS COILS uH uH Hardware mark list is given in the last of this parts list Remark PobbeeeE 9 OOEEEEC 9E E EDPE EO E E E EGG E 9 GEEERE GE C GO EER ERERS EEE GE E EGER CNT10 FL701 R711 R712 R713 R714 R715 R716 R717 R718 S711 5712 713 5714 5715 5716 5117 5718 719 720 4649 651 DISPLAY BOARD COMPLETE lt CONNECTOR gt 1 750 237 21 CONNECTOR FFC LIGHT ANGLE 33P lt INDICATOR TUBE gt 1 517 164 11 INDICATOR TUBE FLUORESCENT lt RESISTOR gt 1 249 418 11 CARBON 1 247 836 11 CARBON 1 249 421 11 CARBON 1 249 423 11 CARBON 1 249 426 11 CARBON 1 247 856 00 CARBON 1 249 435 11 CARBON 1 249 418 11 CARBON 1 44 1 48 1 41 1 41 F 1 44 1 41 1 4 1 49 lt SWITCH gt 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH TACTILE EX CHANGE TACTILE WW TACTILE ID TACTILE TACTILE lt 4 TACT
4. Parts color Cabinet s color CND Canadian model AUS Australian model Part No Description 1 647 543 11 10 KEY BOARD bbb bb b b lt CONNECTOR gt 1 750 228 11 CONNECTOR FFC LIGHT ANGLE 10P lt RESISTOR gt 1 249 418 11 CARBON 1 247 836 11 CARBON 1 249 421 11 CARBON 1 249 423 11 CARBON 1 249 426 11 CARBON 1 247 856 00 CARBON 1 249 435 11 CARBON 1 249 418 11 CARBON 1 247 836 11 CARBON 1 249 421 11 CARBON 1 249 423 11 CARBON 1 249 426 11 CARBON 1 247 856 00 CARBON 1 249 435 11 CARBON 1 249 418 11 CARBON 1 247 836 11 CARBON 1 48 1 48 1 48 1 48 1 4 1 48 1 48 1 4 1 4 2 2K 5 1 4 3 3K 5 5 6K 5 5 33K 5 1 2K 5 1 48 1 49 1 4 1 48 1 4W 1 6K 5 1 4W lt SWITCH gt 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH TACTILE PEAK SEARCH TACTILE 1 TACTILE 2 TACTILE 3 TACTILE 4 TACTILE 5 TACTILE EDIT TACTILE CHECK TACTILE EDIT TIME FADE TACTILE 6 TACTILE 7 TACTILE 8 TACTILE 9 TACTILE 10 TACTILE gt 10 TACTILE CLEAR TACTILE TIME TACTILE MUSIC SCAN
5. MODEL IDENTIFICATION Model Number Label CDP C235 CDP C335 SONY COMPACT DISC PLAYER US Canadian model 120 60 2 UK Australian model 240V 50 60Hz AEP model AC 220 230 50 60 2 E model AC 110 120 220 240V 50 60Hz 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 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 30cm away from the objective lens SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer Check the antenna terminals metal trim metallized knobs screws and all other exposed metal parts for AC leakage Check leakage as described below LEAKAGE TEST The AC leakage from any exposed metal part to earth ground and from all exposed metal parts to any exposed metal part
6. bbb o o o o EO E E GORGE N 1 685 871 01 SCREW BVTT lt CAPACITOR gt 1 124 887 00 ELECT 1 124 360 00 ELECT 1 124 910 11 ELECT 1 126 163 11 ELECT 1 126 163 11 ELECT 1 124 997 11 ELECT 1 126 024 11 ELECT 1 126 059 11 ELECT 1 124 572 11 ELECT 1 161 494 00 CERAMIC 1 126 022 11 ELECT 1 161 494 00 CERAMIC 1 161 494 00 CERAMIC 1 162 306 11 CERAMIC 1 162 306 11 CERAMIC 1 126 012 11 ELECT 1 126 012 11 ELECT 1 126 012 11 ELECT 3X6 S 3300uF 1000uF 47uF 4 TuF 4 TuF 470uF 220uF 10uF 100uF 0 022uF ATuF 0 022uF 0 022uF 0 OluF 0 01uF 4700 470uF 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 167 16V 50V 50V 50V 10V 16V 50V 637 257 167 257 257 167 16Y 16 16V 167 CN201 CN301 CN401 CN402 CN403 CN404 CN551 D201 D202 D203 D204 D205 D206 D207 D208 D451 D451 D451 D501 10201 Part No 1 124 994 11 ELECT 1 124 994 11 ELECT 1 124 997 11 ELECT 1 161 494 00 CERAMIC 1 126 022 11 ELECT 1 126 788 91 ELECT 1 126 786 11 ELECT 1 162 282 31 CERAMIC 1 162 282 31 CERAMIC 1 130 472 00 MYLAR 1 124 994 11 ELECT 1 106 359 00 MYLAR 1 124 994 11 ELECT 1 130 467 00 MYLAR 1 126 024 11 ELECT 1 126 024 11 ELECT 1 162 282 31 CERAMIC 1 162 282 31 CERAMIC 1 130 472 00 MYLAR 1 124 994 11 ELECT 1 106 359 00 MYLAR 1 124 994 11 ELECT 1 130 467 00 MYLAR Description 100uF 20 100uF 20 47008 20 0
7. i G Ol A MUTE LDON T SENS PRGL CLK DATA Slit sensor of disc table input pin Serial clock output pin XLT Serial data latch signal output pin Serial data output pin Analog muting control signal output pin Optical pick up laser diode control pin ON H Latch signal output to digital filter data readout clock output Subcode Q data input pin 14to 16 17 to 20 ENC1 to ENC3 L MODE Loading mode setup pin 22 to 27 KEYO to KEY5 29 DMODE Disc table feeling and stop precision fine adjustment pin XRST 1 x1 10MHz clock input pin 32 2 10MHz clock output pin ND Loading encoder input pin Internal register of SSP DSP readout clock output pin Not used Key input pin A D Optical pick up setup pin OV KSS 240A 2 5V KSS 390A 5V Automatic discrimination Reset signal input pin 33 GND G 34 LODOUT O Loading motor control pin as O Loading motorcontolpin CS 36 TBLL Table motor control pin TBLR Table motor control pin 38 to 57 P1 to P20 FL segment output pin 58 to 62 used 63 to 70 G1 to G8 FL timing output pin 71 30V 30V 72 5V 5V 73 e ________________ 74 to 77 _ Not used 78 D SENS Disc sensor input pin disc present SE
8. R426 1 249 428 11 CARBON 8 2K 5 1 4 C108 1 163 035 00 CERAMIC CHIP 0 047uF 50V R451 1 247 816 11 CARBON TK 5 C109 1 163 011 11 CERAMIC CHIP 0 00150 10 50 R452 1 241 816 11 CARBON TK 5 1 4 C110 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50 components identified by mark Les identifi s une A or dotted line with mark marque sont critiques pour la critical for safety s curit only with part number Ne les remplacer que par specified portant le num ro sp cifi No Part Description Remark Ref No Part No Description Remark C111 1 163 251 11 CERAMIC CHIP 100 5 50V lt RESISTOR gt C112 1 163 038 00 CERAMIC CHIP 0 25V C113 1 163 038 00 CERAMIC CHIP 0 25 8101 1 216 077 00 METAL CHIP 15K 5 1 10 C123 1 164 232 11 CERAMIC CHIP 0 010 50V R102 1 216 097 00 METAL CHIP 100K 5 1 0 C124 1 164 005 11 CERAMIC CHIP 0 47uF 25V R103 1 216 071 00 METAL CHIP 15K 5 1 108 C131 1 163 038 00 CERAMIC CHIP 0 luF 257 R104 1 216 085 00 METAL CHIP 33K 5 1 10 R105 1 216 065 00 METAL CHIP 4 7K 5 1 10W C132 1 163 038 00 CERAMIC CHIP 0 luF 25V C133 1 163 038 00 CERAMIC CHIP 0 luF 25V R106 1 216 061 00 METAL CHIP 3 3K 5X 1 10W C153 1 163 038 00 CERAMIC CHIP 0 luF 25V R107 1 216 061 00 METAL CHIP 3 3K 5X C159 1 163 019 00 CERAMIC CHIP 0 00680 10 50 R108 1 216 073 00 METAL CHIP 10K 5 1 10
9. 022uF 20 22uF 20 20 100PF 10 100 10 0 0012uF 5 100uF 20 4100PF 5 100uF 20 ATOPF 5 220uF 20 22002 20 100PF 10 100PF 10 0 0012uF 5 100uF 20 4700 5 100uF 20 ATOPF 5 lt CONNECTOR gt 1 573 047 11 PIN CONNECTOR PC BOARD 2P Remark 10Y 107 10 25V 16V 25V 167 50V 50V 50Y 10 2007 10Y 50V 16V C335 16V C335 50Y 50 50V 10V 2007 107 50 1 750 236 11 CONNECTOR FFC LIGHT ANGLE 24P 1 750 237 11 CONNECTOR FFC LIGHT ANGLE 33P 1 150 228 11 CONNECTOR FFC LIGHT ANGLE 10P 1 695 006 11 PIN CONNECTOR PC BOARD 6P 1 750 223 11 CONNECTOR FFC STRAIGHT TYPE 6P 1 568 941 11 PIN CONNECTOR 3P C335 lt DIODE 8 719 200 82 DIODE 8 719 200 82 DIODE 8 719 200 82 DIODE 8 719 200 82 DIODE 8 719 200 82 DIODE 8 719 110 13 DIODE 8 719 200 82 DIODE 8 719 200 82 DIODE 8 719 012 99 DIODE 8 719 109 92 DIODE 8 719 947 24 DIODE 8 719 987 63 DIODE lt IC gt gt 11ES2 11ES2 11ES2 11ES2 11ES2 RD9 1ES B2 11ES2 C235 AEP AUS C335 AFP UK 11ES2 C235 AEP AUS C335 AEP UK UZ 6 2BSA TP RD6 2 5 1 MTZJ T 12 6 2A 1N4148M 8 159 061 65 IC LA5602 Ref Part Description Remark Ref Part No Description Remark 10202 8 759 605 00 IC 5 8 07 8453 1 247 876 11 CARBON TK 5 1 4W IC203 8 759 633 42 IC M5293L 8454 1 247 876 11 CARBON TK 5 1 4W 10401 8 752 843 25 IC CXP82316 020Q 10451 8 7
10. 548 01 PLATE FL INDICATION C335 6 1 647 543 11 10 KEY BOARD 12 4 957 548 11 PLATE FL INDICATION C235 1 A 4649 651 A DISPLAY BOARD COMPLETE 13 4 922 921 01 BUTTON POWER 8 1 151 053 11 WIRE FLAT TYPE 33 CORE 14 1 647 542 11 POWER SW BOARD 9 X 4943 506 1 PANEL ASSY FRONT C335 US CND 15 3 704 366 01 SCREW CASE M3X8 9 X 4943 507 1 PANEL ASSY FRONT 0335 UK E 16 4 944 153 01 CASE 9 X 4943 510 1 PANEL ASSY FRONT 235 05 CND 3 703 685 21 SCREW BV 3X8 9 X 4943 511 1 PANEL ASSY FRONT C235 AEP AUS 1701 1 511 164 11 INDICATOR TUBE FLUORESCENT 6 2 BACK PANEL DISC TABLE ASSEMBLIES Ref No Part No s t XN not supplied not supplied 3 Description 4 951 619 01 CUSHION A X 4943 480 1 BRACKET ROLLER D ASSY 1 751 052 11 WIRE FLAT TYPE 6 CORE 1 647 362 11 SENSOR BOARD X 4924 451 1 ROLLER ASSY 4 957 298 01 TABLE DISC 4 957 294 01 SPRING D T TENSION 4 951 292 01 SLIDER RACK 4 957 299 01 TABLE B DISC 4 957 304 01 BELT RM X 4943 479 1 GEAR ROTARY A ASSY 4 957 278 01 BEARING ROTARY A 1 641 364 11 TABLE MOTOR BOARD 1 569 007 11 ADAPTER CONVERSION 2P C335 E 3 325 697 01 WASHER 4 957 284 01 GEAR LOTARY B X 4943 477 1 BRACKET RM ASSY 4 951 293 01 SPRING RACK RELEASE 4 951 291 01 LEVER RACK RELEASE sv 97 6 54 se 1 not supplied c P k 54 53 3 not supplied 3 9 Ref P
11. By checking D801 connector main board voltages were correct but pin 5 T Sens data looked bad Replaced D801 solved problem The purpose of D801 is to sense the location of the disc tray by detecting the slots in the tray and outputting pulses to the micro IC401 pin 6 874992418 D801 J8 IC RPI 1391 CDPC235 CDPC335 Subject INTERMITTANT AUDIO REPLACED BD TO MAIN BD FLEX CABLE SYMPTOMS Right or left channel intermittently cutting out RESOLUTION Replaced flex cable from BD board to main board 164840911 122 FLEX CABLE CDPC235 CDPC335 Subject JAMS DISC TABLE WON T PLAY DISCS REPLACE GEAR 61 AND 66 SYMPTOMS Unit will not play discs BU assembly won t come up due to interference with disc table Occasionally the CLV motor pulley is damaged RESOLUTION To repair this problem as per Tokyo Replace IC 401 with P N 8 752 849 42 also verify values of R457 2 4 ohm R458 750 ohm and R459 1 2k ohm The P N s of the resistors are listed in the S M A Service Bulletin is in the process of being issued to completely list part numbers and serial number ranges X49433791 61 GEAR ROTARY A ASSY CDPC235 CDPC335 Subject MECHANICAL ALIGNMENT PROCEDURE AVAILABLE SEE S M SUPP 2 SYMPTOMS The unit had no mechanical movement found the above part out of item number 119 slot down position on both units RESOLUTION reinstalled item number 123 into the slot on number 119 and the unit
12. C161 1 163 038 00 CERAMIC CHIP 0 25V R109 1 216 121 00 METAL CHIP 1M 5 1 10 R110 1 216 025 00 METAL CHIP 100 5 1 10 C181 1 163 038 00 CERAMIC CHIP 0 25V C182 1 163 038 00 CERAMIC CHIP 0 luF 25Y R112 1 216 049 00 METAL CHIP IK 5 1 10W C183 1 135 156 21 TANTALUM CHIP 6 8uF 10 10V R122 1 216 295 00 METAL CHIP 0 5 1 10V C184 1 135 156 21 TANTALUM CHIP 6 8uF 10 10V R123 1 216 073 00 METAL CHIP 10K 5 1 10W C185 1 135 156 21 TANTALUM CHIP 6 8uF 10 10Y R124 1 216 097 00 METAL CHIP 100K 5 1 10V R125 1 216 049 00 METAL CHIP 5 1 10 C186 1 163 038 00 CERAMIC CHIP 0 25V C187 1 163 038 00 CERAMIC CHIP 0 luF 25V R126 1 216 049 00 METAL CHIP IK 5 1 10W C188 1 163 038 00 CERAMIC CHIP 0 25V R127 1 216 049 00 METAL CHIP 5 1 10 C191 1 163 091 00 CERAMIC CHIP 8PF 50V R131 1 216 037 00 METAL CHIP 830 5 1 10 192 1 163 091 00 CERAMIC CHIP 50V R158 1 216 111 00 METAL CHIP 390K 5 1 104 R159 1 216 101 00 METAL CHIP 150K 5 1 10 C193 1 163 125 00 CERAMIC CHIP 220PF 5 50 C194 1 163 125 00 CERAMIC CHIP 220PF 5 50 R181 1 216 053 00 METAL CHIP 1 5K 5 1 10 C195 1 163 038 00 CERAMIC CHIP 0 25V R182 1 216 080 00 METAL CHIP 20K 5 1 10W C196 1 163 005 11 CERAMIC CHIP 470PF 10 50V R183 1 216 080 00 METAL CHIP 20K 5 1 10W C197 1 163 038 00 CERAMIC CHIP 0 luF 25V R184 1 216 080 00 METAL CHIP 20K 5 1 10W R185 1 216 080 00 METAL CHIP 20K 5 1 10W lt CONNECTOR gt R187 1 2
13. CH3 OUT R CH2 OUT F CH3 OUT F GNO MUTE 1 451 BA6191 CONTROL CONTROL gt F IN nore vREF 1 vREF 2 gt F IN 2 dd QUT 2 OUT 2 1 QUT 1 CDP C235 C335 CORRECTION Corrected portion M sono Z S F 121 4 958 593 01 SPRING BU COMPRESSION 121 4 948 503 01 SPRING BU COMPRESSION English 93 0998 1 Corporation Printed in Japan 9 957 757 81 Audio Group 1993 5 6 Published by Audio Sector Quality Dept CDP 0235 0335 US Model SERVICE MANUAL Canadian Model AEP Model S U LEM ENT 2 CDP C235 C335 Australian Model CDP C235 UK Model E Model File this Supplement with the Service Manual Subject Positioning the Encoder When Attaching the Gear MAIN The position of the rotary encoder must be adjusted when attaching the gear MAIN If its position is not adjusted properly problem may occur afterwards during operation CDP C335 Correction Gear REV O Stopper washer Gear MAIN Pull the set lever in the arrow direction adjust the dowel and attach it Gear U D The gear must be at DOWN Adjust the rotary encoder as shown here CORRECTION Please correct your Service Manual 6 3 CHASSIS ASSEMBLY Page 23 kg Corrected portion Ref No Description Ref No Description E x127 4 957 300 03 CHASS
14. Channel separation Outputs LINE OUT phono jacks PHONES stereo phone jack General Power requirements Power consumption Dimensions w h d CDP C235 C335 SERVICE MANUAL Photo CDP C235 Model Name Using Similar Mechanism CDP C225 C325 Optical Pick up Block Type SPECIFICATIONS Compact disc digital audio system Semiconductor laser 780 790 nm 2 Hz 20 kHz 0 5 dB More than 102 dB More than 98 dB Less than 0 004596 More than 100 dB Output level 2 V at 50 kilohms Load impedance over 10 kilohms Output level max 10 mW Load impedance 32 ohms CDP C335 only Model for US and Canadian 120V AC 60Hz Model for Australian and UK 240V AC 50 60 Hz Model for E 110 120V 220 240V AC 50 60Hz 14W Approx 430 x 125 x 385 mm 17 x 5 x 151 4 inches CDP C335 C235 including projecting parts and controls Mass Remote Commander Remote control system Power requirements Dimensions Mass Supplied accessories US Model Canadian Model AEP Model CDP C235 335 Australian Model CDP C235 UK Model E Model CDP C335 BU 5BD13 Approx 5 6 kg net 12 Ibs 602 CDP C335 C235 RM D335 CDP C335 only Infrared control 3 V DC with two size AA batteries IEC designation R6 45 x 185 x 20 mm w h d 1 13 16 x 7 3 8 x 13 16 inches 100 g 3 5 02 including batteries Audio signal connecting cord phono plug x 2 phono plug x 2 1 Remote commande
15. R576 1 249 419 11 CARBON 1 5K 5 8577 1 249 429 11 CARBON 108 5 R201 1 249 429 11 CARBON 10K 5 R581 1 249 429 11 CARBON 108 5 R202 1 249 438 11 CARBON 56K 5 1 4 R582 1 249 411 11 CARBON 1K 5 F R203 1 249 435 11 CARBON 33K 5 1 4W 8401 1 249 428 11 CARBON 8 2K 5 145 lt SWITCH gt 8402 1 249 428 11 CARBON 8 2K 5 1 4 45201 1 512 675 11 SWITCH POWER VOLTAGE CHANGE C335 E R403 1 249 428 11 CARBON 8 2K 5 i j R404 1 249 428 11 CARBON 8 2K 5 1 4W F lt VIBRATOR gt R405 1 249 428 11 CARBON 8 2K 5 1 4W R406 1 249 428 11 CARBON 8 2K 5 1 4W F X401 1 579 175 11 VIBRATOR CERAMIC 10MHz 8407 1 249 425 11 CARBON A TK 5 R408 1 249 425 11 CARBON 4 7K 5 14 R409 1 249 425 11 CARBON A TK 5 1 49 F 1 4649 610 BD BOARD COMPLETE 8410 1 249 429 11 CARBON JK 5 8411 1 249 429 11 CARBON 10K 5 1 4W R412 1 249 441 11 CARBON 100K 5 1 41 lt gt R413 1 249 429 11 CARBON 10K 5 1 4W C101 1 163 005 11 CERAMIC CHIP 470PF 10 50 R414 1 249 430 11 CARBON 12K 5 1 4W C102 1 163 038 00 CERAMIC CHIP 0 luF 25V R415 1 249 411 11 CARBON 5 103 1 163 005 11 CERAMIC CHIP 470PF 10 50V R421 1 249 428 11 CARBON 8 2K 5 F C105 1 135 155 21 TANTALUM CHIP 4 10 16V R422 1 249 428 11 CARBON 8 2K 5 C106 1 164 346 11 CERAMIC CHIP 16Y R424 1 249 430 11 CARBON 12K 5 C107 1 164 505 11 CERAMIC CHIP 2 2uF 167
16. restored operation 15 there any written alignment procedure for this new mechanism We have asked Tokyo to provide the alignment procedure UPDATE Please refer to service manual supplement 1 for the mechanical alignment procedure 495728901 123 BU 5BD BASE UNIT CDPC235 Subject NO AUDIO REPLACED OPTICAL DEVICE AND CABLES 122 AND 153 SYMPTOMS Unit had no audio traced problem to defective cables than unit was skipping Found defective optics RESOLUTION Replaced cables 122 and 153 and optical device 884828111 151 KSS390A CDPC235 Subject STATIC IN AUDIO OUT REPLACED IC501 SYMPTOMS Static in audio traced signal to IC501 sound was good going into the IC but bad going out RESOLUTION Replace IC501 875917588 IC501 D19 LINE AMP MUTING ATT CDPC235 Subject TABLE KEEPS ROTATING WITH LESS THAN 3 DISCS SYMPTOMS With less than 3 discs in unit the table will continue to rotate unless you put some pressure on the turntable to slow it down With 3 discs it will detect the discs and play them With 1 2 discs it will not detect the discs and play unless you put slight pressure on the side of the turntable RESOLUTION Try replacing the resistors as outlined in FPR P0144 this mod will slightly slow the rotation of the disc table As per our conversation this resistor mod solved the problem CDPC235 Subject WEAK RIGHT CHANNEL REPLACED LINE 501 SYMPTOMS Right channel i
17. screws M3x8 Two screws Two screws Flat wire ee BV3x8 MAIN board to CN402 Front panel Flat wire MAIN board to CN401 9 Bottom plate Loading panel Knob A Three screws CDP C335 BV3x10 2 2 REMOVAL OF BACK PANEL AND DISC TABLE Eight screws BVTP3x10 n Screw table B Qu cro E RED B Back panel Disc table A A Four screws Bracket guide B1 Screw BVTP3x8 D Connector Screw BVTP3x8 Flat wire MAIN board to CN404 Bracket guide F1 Bracket guide B1 Screw BVTP3x8 Screw BVTP3x8 2 3 REMOVAL OF OPTICAL PICK UP BLOCK ASSEMBLY PTPWH2 6x6 Tapping screw M3x12 Two screws PTPWH2 6x6 g Two screws Optical pick up block assembly Compression spring BU D Flexible board BD board to CN101 Q Holder BU Compression spring BU 2 4 REMOVAL OF BRACKET GEAR ASSEMBLY m Stopper washer 5 Gear REV Stopper washer 5 S Gear 0 0 9 Stopper washer 5 Gear MAIN Four screws Screw BVTP3x8 BVTP3x8 Bracket GEAR assembly Rotary encoder 3 ELECTRICAL BLOCK CHECKING Note 1 CD Block basically constructed to operate with out adjustment Therefore check each item in order given Use YEDS 18 disc 3 702 101 01 unless otherwise indicated 123 3 Use the oscilloscope with more than 10M2 im pedance 4 Clean an object le
18. 1 515 001 11 WIRE FLAT TYPE 12 CORE for KSS 240A 158 4 951 620 01 SCREW 2 6X8 BVTP 1 647 341 11 PC BOARD FLEXIBLE for KSS 3904 101 X 4917 504 1 MOTOR ASSY SLED 4 917 567 01 GEAR 4 951 940 01 INSULATOR BU M102 X 4917 523 3 BASE OUTSERT ASSY SPINDLE MOTOR S101 1 572 085 11 SWITCH LEAF 4 917 565 01 SHAFT SLED The components identified by mark A or dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque S curit Ne les remplacer que par une pi ce Sont critiques pour la portant le num ro sp cifi When indicating parts by reference number please include the board name Ref No CNT51 R751 R752 R753 R754 R755 R756 R157 R758 R759 R760 R761 R762 R763 R764 R765 8766 5151 5752 5753 S754 5155 5156 5151 5158 5159 5160 5761 5762 5763 5164 765 5166 5167 5768 SECTION 7 ELECTRICAL PARTS LIST Due to standardization replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set XX X mean standardized parts so they may have some difference from the original one RESISTORS All resistors are in ohms METAL Metal film resistor METAL OXIDE Metal Oxide film resistor nonflammable Color Indication of Appearance Parts Example KNOB BALANCE WHITE RED 1 1
19. 14 11 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH PUSH POWER TACTILE DISC 1 TACTILE DISC 2 TACTILE DISC 3 TACTILE DISC 4 735 5736 5737 5738 5139 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH 1 554 303 21 SWITCH TACTILE DISC 5 TACTILE REPEAT TACTILE PROGRAM TACTILE SHUFFLE TACTILE CONTINUE Remark Ref No A151 151 152 152 101 102 M801 M802 AT901 AT901 AT901 Part No Description Remark 8 848 144 11 DEVICE OPTICAL KSS 240A 8 848 281 11 DEVICE OPTICAL KSS 390A 1 515 001 11 WIRE FLAT TYPE 12 CORE for KSS 240A 1 647 341 11 PC BOARD FLEXIBLE for KSS 3904 X 4917 504 1 MOTOR ASSY SLED X 4917 523 3 BASE OUTSERT ASSY SPINDLE MOTOR A 4660 322 A MOTOR ASSY ROTARY TABLE A 4604 834 A MOTOR ASSY LOADING 1 423 553 11 TRANSFORMER POWER US CND 1 423 554 11 TRANSFORMER POWER AEP AUS UK 1 423 555 11 TRANSFORMER POWER E bee O EE 9E EE EE EE E EE EE EE E EC EGG OE E EE 211213 bbebeebeeoebec bee EC 53325 E R9 EE ERR EE EEE 2 254 1 1 647 362 11 SENSOR BOARD lt CONNECTOR gt CN801 CN802 1 573 383 11 PIN CONNECTOR PC BOARD 2P 1 750 243 11 CONNECTOR 6P lt DIODE gt D801 D802 8 149 924 18 DIODE RPI 1391 8 749 924 30 DIODE PHOTO SENSOR GP2S28 lt RESISTOR gt R801 R802 1 249 416 11 CARBON 1 249 406 11 CA
20. 16 035 00 METAL CHIP 270 5 1 10W 101 1 580 875 11 SOCKET CONNECTOR SMT 26 R188 1 216 121 00 METAL CHIP 5 1 10W 102 1 580 866 11 SOCKET CONNECTOR SMT 12 R189 1 414 234 21 INDUCTOR FERRITE BEAD lt IC gt lt SWITCH gt 10101 8 152 351 94 CXD2515Q for KSS 240A 101 1 572 085 11 SWITCH LEAF LIMIT 10101 8 752 360 75 IC CXD2599Q for KSS 390A IC102 8 159 164 29 BA6392FP TI1 lt VIBRATOR gt IC103 8 752 355 45 CXD2565M T6 X101 1 579 904 21 VIBRATOR CRYSTAL 33 8MHz lt gt kak kk kk EE EE EEEEEEEEEE E EE L101 1 414 234 21 INDUCTOR FERRITE BEAD L102 1 414 234 21 INDUCTOR FERRITE BEAD 1 647 542 11 POWER SW BOARD 103 1 414 234 21 INDUCTOR FERRITE BEAD bbb b b b e e e 1104 1 216 001 00 METAL CHIP 10 5 1 10 1105 1 216 295 00 METAL CHIP 0 5 lt gt 1106 1 414 234 21 INDUCTOR FERRITE BEAD C731 1 161 494 00 CERAMIC 0 022uF 257 1107 1 414 234 21 INDUCTOR FERRITE BEAD L108 1 414 234 21 INDUCTOR FERRITE BEAD lt IC gt 10731 8 741 100 48 IC SBX1610 59 lt RESISTOR gt R731 1 249 418 11 CARBON 1 2K 5 1 4 Ref No Part No Description R732 R733 R734 R735 1 247 836 11 CARBON 1 249 421 11 CARBON 1 249 423 11 CARBON 1 249 426 11 CARBON 5 1 48 5 5 5 1 4W R736 R737 1 241 856 00 CARBON 1 249 421 11 CARBON 1 48 F lt SWITCH gt 5730 5731 732 5733 5734 1 572 7
21. 2 D201 B21 DIODE 11ES2 CDPC235 Subject BU UNIT HITS DISC TABLE WHEN CHUCKING SYMPTOMS On 2 different units the laser hits the disc table when chucking It appears disc table ref 59 is stopping too far clockwise The pin on ref 123 is against the left side of the slot in ref 59 Is there any adjustment What makes the table stop in this particular place RESOLUTION Feb 5 Replacing R458 with a 3K 1 6 W P N 124784200 and R457 with a 5 6k 1 6 W P N 12784900 repaired a unit sent to Tech department R459 is a 2 1k and was already installed on the unit worked on at Tech Dept Positive feedback from Boston and Atlanta UPDATE From Tokyo 4 11 Replace IC401 with p n 875284942 verify R457 2 4 k ohm R458 750 ohm R459 1 2k ohm resistor p n s listed in S M CDPC235 Subject DEAD UNIT POWER TRANFORMER OPENED SYMPTOMS Checked and found open primary thermal fuse in power transformer Noticed that Q504 and Q502 had overdissipated Checked both transistors and found shorted collector emitters on both Replaced Q502 Q503 and Q504 Then found that IC501 pins 13 and 19 were at 1vdc and 1vdc RESOLUTION Replaced power transformer 0502 Q503 Q504 and 10501 Normal operation restored 142355311 T901 POWER TRANSFORMER CDPC235 Subject DISC TRAY ROTATES CONTINUOUSLY REPLACE D801 SYMPTOMS At power on disc tray would spin and not stop Other functions were normal open close RESOLUTION
22. 59 172 31 IC 191 8456 1 249 425 11 CARBON 4 7K 5 8457 1 241 840 00 CARBON 2 4K 5 10501 8 759 061 66 IC 149215 8458 1 247 828 11 CARBON 750 5 16551 8 759 634 51 IC M5218AP C335 8459 1 249 418 11 CARBON 12K 5 R501 1 249 422 11 CARBON 2 7K 5 lt JACK gt R521 1 247 852 11 CARBON 7 5K 5 1 48 J501 1 750 679 11 JACK PIN 2P LINE OUT R522 1 241 864 11 CARBON 24K 5 1 4V R523 1 241 852 11 CARBON 7 5K 5 1 4W lt COIL gt R524 1 247 864 11 CARBON 24K 5 1 4V 8525 1 249 419 11 CARBON 15K 5 1 1 1501 1 412 413 21 INDUCTOR 1551 1 412 473 21 INDUCTOR C335 R526 1 249 419 11 CARBON 1 5K 5 1552 1 412 413 21 INDUCTOR C335 R527 1 249 429 11 CARBON 10K 5 1 4 1553 1 412 413 21 INDUCTOR QuH C335 R531 1 249 429 11 CARBON 10K 5 1 4 R532 1 249 417 11 CARBON 1K 5 lt TRANSISTOR gt R551 1 249 405 11 CARBON 100 5 1 4 C335 Q201 8 729 119 76 TRANSISTOR 2SA1175 HFE 0401 8 729 900 89 TRANSISTOR DTC144ES R552 1 249 405 11 CARBON 100 5 0402 8 729 620 05 TRANSISTOR 25 2603 C335 0501 8 729 900 89 TRANSISTOR DTC144ES R571 1 241 852 11 CARBON 7 5K 5 1 4V 0502 8 729 900 61 TRANSISTOR DTA114ES R572 1 241 864 11 CARBON 24K 5 8573 1 241 852 11 CARBON 7 5K 5 1 49 0503 8 729 900 61 TRANSISTOR DTA114ES 8514 1 241 864 11 CARBON 24K 5 1 4W 0504 8 729 900 80 TRANSISTOR DTC114ES R575 1 249 419 11 CARBON 1 5K 5 lt RESISTOR gt
23. CDPC235 Subject 2 BD BOARDS USED ONLY 1 PART LISTED IN MANUAL SYMPTOMS Only one 1 board listed This board comes with 8 752 360 75 IC used with KSS 390 optical pickup No board listed that comes with 8 752 351 94 IC used with the KSS 240A optical pickup Please advise if we have to change the IC or if another part is available RESOLUTION 4 29 94 As per KCP the part number for the board using the KSS 240A pickup is A4649433A this number is registered with A4649610A 157 BD BOARD CDPC235 Subject AFTER PLAYING A FEW SELECTIONS STARTS SKIPPING REPL OPTICS SYMPTOMS After playing a few selections the unit starts skipping RESOLUTION Replaced optical device 884828111 151 KSS390A CDPC235 Subject AFTER WARM UP DISPLAY BLINKS AND STOP PLAYING SYMPTOMS After unit warmed up display blinks and stop playing during track change and look for another disc After intensive trouble shooting we found a defective diode in positive 9 5V supply If 9 5V supply drops to below 6 8V unit will reset We think diode is not big enough to handle heavy loads RESOLUTION We recieved Suto s information that samples are on the way We will wait for the samples and look into this situation at that time Update 9 21 94 The Samples have not yet arrived since this is the only report of this type of problem regarding CPDC235 we will close this issue We will however watch for further reports 87192008
24. ER HARDWARE LIST 1 685 647 79 SCREW TAPPING 1 682 548 04 SCREW BVIT 3X8 5 1 685 646 79 SCREW 3X8 TYPE2 N S 1 685 134 19 SCREW PTPWH 2 6X8 TYPE2 1 685 648 79 SCREW M3X12 TAPPING 1 621 772 00 SCREW B 2X3 1 621 255 15 SCREW P 2X3 Les composants identifi s par une marque A sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi CDP C235 C335 English 93 0998 1 Sony Corporation Printed in Japan 9 957 757 11 Audio Group 1993 3 30 Published by Audio Corporate Planning Group
25. ILE gt gt TACTILE DISC SKIP TACTILE OPEN CLOSE TACTILE TACTILE EE EEEEEEE E E E GE ES C701 C702 C703 1 647 544 11 HEADPHONE BOARD C335 only lt CAPACITOR gt 1 162 290 31 1 162 290 31 CERAMIC 1 164 159 11 CERAMIC ATOPF 10 50V ATOPF 10 50V 0 luF 50V HEADPHONE LOADING MOTOR Ref No eee p EE OG GE 4 2701 R701 R702 RV701 1 223 359 11 RES VAR CARBON 1K 1K PHONE LEVEL C201 C202 C203 C204 C205 C206 C201 C208 C209 C210 C401 C402 C403 C404 C405 C451 C501 C502 Part No lt gt 1 750 162 41 JACK LARGE TYPE PHONES lt RESISTOR gt 1 249 402 11 CARBON 1 249 402 11 CARBON Description 56 5 56 5 lt VARIABLE RESISTOR gt 1 647 363 11 LOADING MOTOR BOARD 1 41 1 4 F Remark Ref C503 C504 C505 C506 C507 C508 C509 C521 C522 C523 C524 C525 C531 C532 C551 C552 C571 4649 656 MAIN BOARD COMPLETE C235 US CND lt _ _ 2 gt 2 222 E E 4649 657 MAIN BOARD COMPLETE C235 AEP AUS hb bEEE E EE E E E E EEEEEHEE EE E E E EE GE E E C572 C573 C574 C575 C581 4649 649 MAIN BOARD COMPLETE C335 US CND 582 A 4649 654 A MAIN BOARD COMPLETE C335 AEP UK ERERRRRRE E E E E E A EEEEEE E A 4649 655 A MAIN BOARD COMPLETE C335 E
26. IS WA English 93K09101 1D Sony Corporation Printed in Japan 9 957 757 82 Audio Group 1993 11 2 Published by Audio Sector Quality Assurance Dept CONFIDENTIAL CSA 13 Sony Service Company National Technical Services Se rv u etl n A Division of Sony Electronics Inc Park Ridge New Jersey 07656 Hi Fi Products Model 235 CDP C335 CDP C435 535 490 Subject Substitution for KSS 390A Date June 14 1996 Symptom The Optical Block KSS 390A is no longer available and KSS 240A is supplied as the substitution As the two parts have some electrical and mechanical differences please perform the following changes according to the model being serviced Solution For CDP C235 335 1 Check the value of R421 If it is 8 2KQ or less leave it in circuit Otherwise remove it and replace it with a jumper wire 2 Confirm the existence of R423 If it is mounted remove it This is needed to keep pin 28 of IC401 High when operating CD function 3 Replace the flat wire which connects the BD Board and Optical Block with the new type listed below For CDP C435 535 Just replace the flat cable with the new type No circuit modifications needed Reference T N AU 96011 amp 12 May 20 96 PRINTED IN USA PRINTED ON RECYCLED PAPER Compact Disc Player System Laser Frequency response Signal to noise ratio Dynamic range Harmonic distortion
27. NSE 80 SCOR Q data timing signal input pin SECTION 5 DIAGRAMS 5 1 CIRCUIT BOARDS LOCATION TABLE MOTOR BOARD BD BOARD SENSOR BOARD LOADING MOTOR BOARD POWER SW BOARD DISPLAY BOARD MAIN BOARD 1 BOARD HEADPHONE BOARD 5 2 SEMICONDUCTOR LEAD LAYOUTS BA6191 CXP82316 020Q M5293L 2SA1175 HFE 1N4148M DTC144ES tener side CATPODE 12345 p ANODE 5602 11ES2 RPI 1391 RD6 2ES B1 RD9 1ES B2 CXD2515Q TH CXD2599G 41 57 ses SBX1610 59 5 i CASE 1 T 72 sincs MTZJ T 72 6 2A S 12 12 3 view cathode 2SC2603 EF 5218 114 5 114 5 8765 anode EN 12 34 view c view 5 5 IC BLOCK DIAGRAM IC101 CXD2515Q 2599Q vPco DIGITAL PLL see REGISTER ADORESS GENERATOR D A DATA PROCESSOR L PEAK DETECTOR TIMING D GENERATOR 1 DIGITAL OUT Paw SUBCODE a DOUBLE SPEED 5508 SERIALP 18 TIMES OVERSAMPLING FILTER P lt lt x lt INIT SYSM ATT SHIFT LATCH X1 3RB OR ER NOISE SHAPER 76825 TESTI Vss CLOCK GENERATOR TEST2 BCK IC201 LA5602 ERROR AMP REFERENCE VOLTAGE LIMITTER RESET GEN OVER HEAT PROTECTION ON OFF
28. RBON 820 5 120 5 74 F 1 49 ACCESSORIES amp PACKING MATERIALS 1 467 123 11 REMOTE COMMANDER RM D335 C335 1 558 271 11 CORD CONNECTION 3 756 520 11 MANUAL INSTRUCTION ENGLISH FRENCH SPANISH PORTUGUESE AEP UK E 3 156 520 21 MANUAL INSTRUCTION ENGLISH US CND AUS 3 756 520 31 MANUAL INSTRUCTION FRENCH CND 3 156 520 41 MANUAL INSTRUCTION GERMAN DUTCH SWEDISH ITALIAN AEP 3 756 520 61 MANUAL INSTRUCTION DANISH FINNISH SWEDISH ENGLISH AEP 4 944 110 01 CUSHION FRONT 4 944 111 01 CUSHION REAR 4 958 473 01 INDIVIDUAL CARTON C235 4 958 474 01 INDIVIDUAL CARTON C335 4 959 044 01 COVER BATTERY for RM D335 C335 EE E MISCELLANEOUS 5 1 751 054 11 WIRE FLAT TYPE 10 CORE 8 1 751 053 11 WIRE FLAT TYPE 33 CORE 53 1 751 052 11 WIRE FLAT TYPE 6 CORE 64 1 569 007 11 ADAPTER CONVERSION 2P C335 E ATA 1 575 651 21 CORD POWER AEP 1 590 836 11 CORD POWER US CND AN 1 696 027 11 CORD POWER E ANA 1 696 571 11 CORD POWER UK ANTA 1 696 845 11 CORD POWER AUS 115 1 466 996 11 ENCODER ROTARY 122 1 648 409 11 PC BOARD FLEXIBLE 124 1 452 538 11 MAGNET The components identified by mark N or dotted line with mark A are critical for safety Replace only with part number specified bk bbb EE E B G
29. art 71 4 957 868 01 SCREW 72 4 957 560 01 PANEL 72 4 951 560 11 PANEL 72 4 957 560 21 PANEL 72 4 957 560 31 PANEL 72 4 951 560 41 PANEL 72 4 957 560 51 PANEL 72 4 957 560 61 PANEL 73 73 74 1 575 651 21 74 1 590 836 11 CORD 74 1 696 027 11 74 1 696 571 11 CORD 74 1 696 845 11 CORD 4 949 235 01 76 3 704 515 21 SCREW M801 A 4660 322 A MOTOR Description Remark PTPWH 2 6X20 BACK C335 US CND BACK C335 AEP BACK 335 BACK C235 AUS BACK C335 UK BACK C235 US CND BACK C235 AEP 3 703 244 00 BUSHING 2104 CORD EXCEPT FOR E 3 703 571 11 BUSHING 5 4516 CORD POWER AEP POWER US CND POWER E POWER UK POWER AUS BV RING ASSY ROTARY TABLE 6 4 Ref A151 151 152 152 153 154 155 Amand BLOCK ASSEMBLY 151 A 7 including in M102 D uru 155 5101 The components identified by mark dotted line with mark A are critical for safety Replace only with part number specified Les composants identifi s par une marque sont critiques pour la s curit Ne les remplacer que par une pi ce portant le num ro sp cifi Part No Description Remark Ref No Part No Description Remark 8 848 144 11 DEVICE OPTICAL KSS 240A 156 4 911 564 01 GEAR P FLATNESS 8 848 281 11 DEVICE OPTICAL KSS 390A 157 4649 610 BD BOARD COMPLETE
30. chassis as shown on pg 35 of SM can be repaired Purpose of rod is to push on the rack release and release rack If plastic rod breaks disc exchange doesn t work properly Method used is to drill a hole where the rod was all the way through then insert a screw from under unit so threads are showing in place where rod was Screw to proper height and lock screw head Now screw is doing job of plastic post Part for screw 768566014 RESOLUTION We continue to investigate this issue 495728501 111 LEVER SET CDPC435 Subject BU ASSY CONTACT TRAY SB HFP0389 UPDATE REPL TABLE MOTOR SYMPTOMS Had problem as stated in 59 and put correct value resistors and replaced microprocessor with no re RESOLUTION of the problem SOLUTION Replaced table motor problem resolved A4660322A M801 TABLE MOTOR CDPC435 Subject DRAWER WILL NOT OPEN RESOLDERED MOTOR TERMINAL SYMPTOMS Drawer will not open motor does not run for open close RESOLUTION Resoldered motor one terminal was poorly soldered from the factory intermittent contact Resoldering restored normal operation A4608834A M802 MOTOR ASSY LOADING CDPC435 Subject INTERMITTENTLY READING DISC FLEX CABLE INTERMITTANT SYMPTOMS The unit would start to play fine than audio would distort and spindle goes high speed RESOLUTION Replaced flex cable from main PCB to BD board unit works Although the flex connector may be perceived as a weak point th
31. e Page SECTION 1 GENERAL Identifying the Parts 000 A Tg a ga ena an an aan 4 SECTION 2 DISASSEMBLY 2 1 Removal of Case Bottom Plate and Front Panel 5 2 2 Removal of Back Panel and Disc Table un 2 3 Removal of Optical Pick up Block Assembly 6 2 4 Removal of Bracket Gear Assembly PEE TERT 6 SECTION 3 ELECTRICAL BLOCK CHECKING 7 SECTION 4 IC PIN FUNCTIONS 9 SECTION 5 DIAGRAMS 5 1 Circuit Boards Location 10 5 2 Semiconductor Lead Layouts 10 5 3 Printed Wiring Board 22 222 12 Tl 5 4 Schematic Diagram 5 5 IC Block Diagrams SECTION6 EXPLODED VIEWS 6 1 Front Panel and Case Assemblies 6 2 Back Panel and Disc Table Assemblies 6 3 Chassis Assembly ere 6 4 Optical Pick up Block Assembly BU 5BD13 24 SECTION 7 ELECTRICAL PARTSLIST 25 ATTENTION AU COMPOSANT AYANT RAPPORT A LA SECURITE LES COMPOSANTS IDENTIFIES PAR UNE MARQUE SUR LES DIAGRAMMES SCH MATIQUES ET LA LISTE DES PIECES SONT CRITIQUES POUR LA S CURIT DE FONCTIONNEMENT NE REMPLACER CES COM POSANTS QUE PAR DES PI CES SONY DONT LES NUM ROS SONT DONN S DANS CE MANUEL OU DANS LES SUPPL MENTS PUBLI S PAR SONY
32. ees uononajsut 51 siu L lt 4 gt TWHANAD L NOILOAS 39NVHO X3 6 juo 400 1 S3NOHd 91 yO3HO young oz uonnq SWIWLIGS 01 uopnq 01 01 lt 01 21 u3ava 6 41 NYOS NYOS 61 HOHV3S 8 3S0 19 N3dO F7 8 apis ES SES FE SE ISNAN 10 eui SI g uopnq dois m 01 suonnq 5 4 01 suounq 5 reqsi 8 uoyng 4 g uoyng sned s osia 2 eldsid p sosuas 81 uounq 1v3ad3u 8 suounq 6 31440 5 g uonnq SNNILNOO suonnq 2 0 saBed sag ilL D DE J ls 1 14944 sued 34 Bu Jllu pi SECTION 2 DISASSEMBLY 2 1 REMOVAL OF CASE BOTTOM PLATE AND Two screws FRONT PANEL Case BV3x8 Two
33. ere has been little parts movement of this piece in reference to the CDPC435 175112311 122 FLEX CABLE CDPC435 Subject MECH NOISE WHEN OPEN NO PLAY SYMPTOMS Unit has mech noise when open drawer or no play Inspection under disc table found chassis part holding lever set broken lever set loose inside unit RESOLUTION The solution is to replaced chassis part not supplied will notify KCP about stocking this chassis 495728501 111 LEVER SET CDPC435 Subject SERVICE MANUAL CORRECTION U D GEAR P N CORRECTION SYMPTOMS The Service Manual for CDP C435 C535 is incorrectly printed The part number for U D Gear Ref 119 shown as 4 957 286 04 RESOLUTION Correct Part number is 4 957 286 01 495728601 119 GEAR U D CDPC435 Subject UNIT HAD POWER BUT WAS INOPERATIVE CN801 MAKNG BAD CONTACT SYMPTOMS Unit had power but was inoperative RESOLUTION Connector CN801 from sensor board was not making a good connection on table motor board CDPC435 WIRING HARNESS TO ROTARY ENCODER NOT SEATED PROPERLY SYMPTOMS Player exhibited symptoms similar to either flex cable or control problems Door opening and closing by itself B U assembly would go up or down or do nothing It did not know where it was RESOLUTION Disassembled unit to look at rotary encoder Found S3 wire going to rotary encoder from main board not fully seated into socket of encoder Pressed wire firmly into soc
34. having a return to chassis must not exceed 0 5 mA 500 microampers Leakage current can be measured by any one of three methods 1 commercial leakage tester such as the Simpson 229 or RCA WT 540A Follow the manufacturers instructions to use these instru ments 2 battery operated AC milliammeter The Data Precision 245 digital multimeter is suitable for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC volt meter The limit indication is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are examples of a passive VOM that is suitable Nearly all battery operated digital multimeters that have a 2V AC range are suitable See Fig A To Exposed Parts on Set AC voltmeter 0 75 v Earth Ground Using an AC voltmeter to check AC leakage 21 4 1 NYOS W NYOS 8 uonnq 9055 g uoung apis OSIO pi 01 jenuew lt lt gt gt 01 SW I 1 Z 8 uoyng esned 8 uonnq 4 8 suouna s t 01 uounq 01 01 lt 01 vi gt 37133NHS g 3nNLLNOO t fedes sel e feles ES e 83 E payeoipui seDed
35. he unit with the lable facing up and the positive terminal on the left this turns counterclockwise installed the new motor the same way and it did not work The new motor installed with label down worked correctly I checked the samples sent to the Tech dept You re correct the new motor does spin in the opposite direction of the original motor have notified KC parts to check stock and take corrective action A4660322A M801 TRAY TABLE MOTOR CDPC235 CDPC265 CDPC335 65 CDPC445 CDPC545 CDPC745 CDPCA7ES CDPCA8ES CDPCA9ES Subject WHISTLING NOISE ADD RTV BTWN SPINDLE MOTOR amp BD BOARD SYMPTOMS A whistling noise about 400HZ manifests itself on certain cuts of disc Goodbye Yellow Brick Road Elton John Polydor D103076 If you touch the optical block lightly the noise disappears RESOLUTION Remove the spindle motor from the BD board Add a layer of silicone sealer RTV between the spindle motor and BD Board Re install the spindle motor take care not to allow the base of the spindle motor to contact or directly lay on the BD board during reassembly Adding the RTV silicone compound between the motor and BD board isolates the two parts There is no vibration transfer from the motor and spinning disc therefore the whistling noise stops 732206519 RTV SILICONE COMPOUND CDPC435 ALTERNATIVE METHOD REPAIRING CHASSIS VS REPLACING SYMPTOMS Found plastic rod coming out of
36. ket Unit restored to normal operation CDPC535 Subject NO FUNCTION AFTER WARMUP DISPLAY FLASHES OFF REPL D601 SYMPTOMS Unit plays ok then after warmup display flashes off and cycles System control is getting reset from supply as it goes down then recovers It starts this cycling when play is pressed and disc spins up RESOLUTION Traced power supply weakness to intermittent open diode of bridge 60hz ripple on pos supply side rather than 120hz shunted with known good diode worked fine 871920082 D601 C21 DIODE 11252 SONY Hi Fi Products CSA 13 Service Bulletin Sony Service Company Tachnical Services A Division of Sony Electronics Inc Sony Drive Park Ridge New Jersey 07656 Model CDP C235 No 390 CDP C335 Subject Motor Drive Circuit Modification Date April 26 1994 Symptom 62 The BU assembly contacts the disc tray when attemnting load disc Solution Replace IC401 with the part listed below REF FORMER NEW DESCRIPTION PART NUMBER DESCRIPTION PART NUMBER IC401 CXP82316 8 752 843 25 CXP82316 8 752 849 42 0200 0260 Verify the value of the following 1 4 watt resistors R457 2 4K ohm 1 247 840 00 P N 1 247 828 11 R458 750 ohm R459 1 2K ohm P N 1 249 418 11 If resistors of a different value are currently installed in these locations remove them and replace with
37. l attached to the BU holder becomes dislodged from the U D gear if the unit is dropped during shipping Solution Prevent shipping damage by making sure the BU holder is set to the up position before packing the unit To do this quickly Simultaneously press the reverse AMS button and Disc Skip button Turn on the power while keeping the buttons pressed When the words DISC appears on the display turn off the power The unit can now be shipped safely BU Holder U D Gear Metal Ball Simultaneously press Reference Tokyo FAX to K Tajima PRINTED IN USA Autoflagged YES CSA 13893 3 PRINTED ON RECYCLED PAPER 0 235 6335 SONY US Model SERVICE MANUAL Canadian Model AEP Model Australian Model UK Model SUPPLEMENT 1 E Model File this Supplement with the to open the Disc when Power switch turns off ram Correction HOW OPEN THE DISC TRAY WHEN POWER SWITCH TURNS OFF Tray Insert a tapering driver into the aperture of the unit bottom and turn in the direction of arrow to OUT direction To close the disc tray turn the driver in the reverse direction to IN direction IC BLOCK DIAGRAM IC102 BA6392FP OUT F 1 GND OUT R CH4 OUT F CAPA IN 1 CH4 OUT R CHI R IN VB IN CHI F IN VS IN VREF IN 6 VB IN VREF QUT VCC GND CH2 F IN CH3 F IN CH2 R IN CH3 R IN CAPA IN 2 CAPA IN 3 CH2 OUT R
38. ns by an applicator with neutral detergent when the signal level is low than specified value with the following checks S Curve Check oscilloscope Q TN FEO o or 0 ow lo Procedure BD board 1 Connect oscilloscope to test point TP FE on BD board 2 Connect between test point 1 and TP VC by lead wire 3 Turned Power switch on and actuate the focus serch actuate the focus serch when disc table is moving in and out 4 Check the oscilloscope waveform S curve is symmetrical between and And confirm peak to peak level within 1Vp p S curve waveform symmetry within 3 5 1Vp p 5 After check remove the lead wire connected in step 2 Note Try to mesure several times to make sure that the ratio of A B or is more than 10 7 Take time long as possible and light up the brightness to obtain best waveform RF Level Check oscilloscope BD board 7 TP RFO O 719 TP VC Procedure 1 Connect oscilloscope to test point TP RFO on BD board 2 Turn Power switch on 3 Put disc YEDS 18 in and playback 4 Confirm that oscilloscope waveform is clear and check RF signal level is correct or not Note Clear RF signal waveform means that the shape can be clearly distinguished at the center of the wave form VOLT DIV 200mV RF signal waveform TIME DIV 50015 WA w WK W
39. r 1 CDP C335 only Sony SUM 3 NS batteries 2 CDP C335 only AC plug adaptor 1 CDP C335 model only Design and specifications are subject to change without notice COMPACT DISC PLAYER SONY For the Customers in Canada CAUTION TO PREVENT ELECTRIC SHOCK DO NOT USE THIS POLARIZED AC PLUG WITH AN EXTENSION CORD RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE THIS APPARATUS COMPLIES WITH THE CLASS B LIMITS FOR RADIO NOISE EMISSIONS SET OUT IN RADIO INTERFERENCE REGULATIONS For the Customers in Australia The following caution label is located inside of the unit DANGER DANGER INVISIBLE LASER RADIATION DE LESER RADIATION WHEN OPEN INVISIBLE LORS D OUVERTURE AND INTERLOCK AVEC L ENCLENCHEMENT DE DEFEATED AVOID SECURITE ANNULE EVITER DERECT EXPOSURE TO L EXPOSITION DIRECTE AU BEAM RAYON 4 906 403 01 This Compact Disc player is classified as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT MARKING is located on the rear exterior CLASS 1 LASER PRODUCT LUOKAN 1 LASERLAITE KLASS 1 LASERAPPARAT SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINE WITH 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 PUB LISHED BY SONY TABLE OF CONTENTS Section Titl
40. s weak RESOLUTION Replaced line amp IC normal operation restored The line amp supplies L and R audio signals to the line out jacks and the headphone amp 10551 the same symptom low right audio will be noticable through both outputs 875906166 IC501 D19 LINE AMP CDPC235 CDPC435 CDPC535 Subject TRAY MOTOR SPINNING BACKWARDS REPLACE TABLE MOTOR SYMPTOMS Ran into this problem 5 times in past 3 weeks Removed tray motor Old motor is installed with lable on motor facing up If new motor is installed with label facing up motor will spin backwards and tray will not function properly RESOLUTION When replacing this motor installed it with label facing down so it spins the correct way Replaced motor because of tray hitting the BU mech Tried resistor mod but it did not work If the mod doesn t work tray motor will usually fix the problem A4660322A M801 DISC TABLE MOTOR CDPC235 Subject WON T READ COMPLETE DISC RESOLDERED 1 101 SYMPTOMS Unit would not read a full disc RESOLUTION Resoldered 101 of CD board 875235194 1 101 J13 CXD2515Q CDPC235 CDPC245 CDPC335 CDPC435 CDPC445 CDPC545 7 5 Subject TRAY MOTOR NOT LABELED OR WIRED CORRECTLY SYMPTOMS After replacing the tray motor with a new one the player would not work correctly the tray would rotate back and forth and not recognize the cd in the unit RESOLUTION Checking the old motor found it mounted in t
41. the proper value Applicable Serial numbers for CDP C235 after 877658 Applicable Serial numbers for CDP C335 after 854051 Reference Tokyo Fax Ref 0400291 PRINTED IN USA Autoflagged NO Pruto ON RECYCLED PAPE CONFIDENTIAL CSA 13 Sony Service Company National Technical Services Se rv u etl n A Division of Sony Electronics Inc Park Ridge New Jersey 07656 Hi Fi Products Model 235 CDP C335 CDP C435 CDP C535 36581 Subject Number Missing Reference Main Date May 15 1996 Chassis Symptom The part number for Ref Main Chassis which is shown on page 23 of the Service Manual is not listed in the parts list Solution Please add the following part number to the Service Manual REF DESCRIPTION PART NUMBER MAIN CHASSIS 4 957 300 03 Main Chassis 4 957 300 03 Reference 5 update of 13 365 PRINTED IN USA PRINTED ON RECYCLED PAPER SONY Hi Fi Products CSA 13 Service Bulletin Sony Service Company Technical Services A Division of Sony Electronics Inc Sony Drive Park Ridge New Jersey 07656 Model CDP C235 C335 C435 C535 No 353 Subject Preventing Shipping Damage When Repaired Units Date August 31 1993 Are Returned To Customers Symptom 62 Shipping damage may occur if the BU holder is not set to the up position before packing the unit Typically the metal bal
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