Sony HCD-EP30 Service Manual Download Page 24 | Manualshive

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Sony HCD-EP30 Service Manual Download Page 24

HCD-EP30/EP40

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SWALLOW COUNTER

1/16, 1/17 4BITS

DATA SHIFT REGISTER LATCH

• IC Block Diagrams
– MAIN Board –

– CASSETTE Board –

BU1924F-E2 (HCD-EP40)

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TEL 13942296513 QQ 376315150 892498299

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

http://www.xiaoyu163.com

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Summary of Contents for HCD-EP30

Page 1: ...m Compact disc and digital audio system Laser Semiconductor laser λ 780 nm Emission duration continuous Frequency response 20 Hz 20 kHz 0 5 dB Tape player section Recording system 4 track 2 channel stereo Frequency response 50 13 000 Hz 3 dB using Sony TYPE I cassette Tuner section FM stereo FM AM superheterodyne tuner FM tuner section Tuning range 87 5 108 0 MHz Antenna FM lead antenna Intermedia...

Page 2: ... Wiring Boards MAIN HEADPHONE Boards 18 6 5 Printed Wiring Board CASSETTE Board 19 6 6 Schematic Diagram CASSETTE Board 19 6 7 Printed Wiring Board DISPLAY Board 20 6 8 Schematic Diagram DISPLAY Board 21 6 9 Schematic Diagram POWER Board 22 6 10 Printed Wiring Board POWER Board 23 6 11 IC Pin Function Description 25 7 EXPLODED VIEWS 7 1 Cabinet Section 26 7 2 Front Panel Section 1 27 7 3 Front Pan...

Page 3: ...table for this job 3 Measuring the voltage drop across a resistor by means of a VOM or battery operated AC voltmeter The limit indica tion is 0 75 V so analog meters must have an accurate low voltage scale The Simpson 250 and Sanwa SH 63Trd are ex amples of a passive VOM that is suitable Nearly all battery operated digital multimeters that have a 2 VAC range are suit able See Fig A Fig A Using an ...

Page 4: ...llowing figure 4 Confirm the laser diode emission while observing the object ing lens When there is no emission Auto Power Control cir cuit or Optical Pick up is broken Objective lens moves up and down five times for the focus search SECTION 1 SERVICING NOTES MODEL IDENTIFICATION Bottom View MODEL PART No EP30 AEP and UK models 4 235 167 0 US and Canadian models 4 235 169 0 Singapore model 4 235 1...

Page 5: ... CMT EP40 only wh 11 TUNER MEM w 10 TUNING wd 10 11 TUNING wf 10 11 VOLUME control qa 15 1 2 3 4 5 6 7 q 9 8 qa qs w wa ws wd wf wg wh wj wk qd qf qj qh ql qk qg BUTTON DESCRIPTIONS 1 power 1 6 10 CD m go back wf 8 9 M go forward wd 8 9 u play pause wg 8 9 Z PUSH OPEN CLOSE 7 8 x stop wh 8 9 TAPE M fast forward qh 12 X pause qf 12 13 N play qk 12 15 z recording ql 13 m rewind qj 12 xZ stop eject q...

Page 6: ...qd qg qh qj qk ql w Setting the time 1 Turn on the system 2 Press CLOCK TIMER SLEEP SET on the remote The clock indication appears 3 Press TUNING CLOCK TIMER or on the remote repeatedly to set the time 4 Press ENTER PGM TUNER MEM ENTER PGM on the remote The clock starts working Tip If you made a mistake perform from step 2 To change the preset time Perform from step 2 Note The clock settings are c...

Page 7: ...Page 8 3 6 TAPE MECHANISM DECK TCM125 2 Page 10 3 5 CD MECHANISM DECK CS 21SC 1280 Page 9 3 7 CASSETTE LID Page 10 3 3 MAIN BOARD Page 8 SET www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 8: ... connector CN402 0 connector SW600 qa front panel section 7 2 antenna cover cabinet 6 claw 6 connector CN202 5 connector CN201 4 connector CN302 3 connector CN301 2 connector CN101 1 connector CN204 9 MAIN board 7 screw BTP2 6 8 8 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 3763151...

Page 9: ...pink 4 four fiber washers 3 four pulley screws 7 vibration proof rubber brown 7 vibration proof rubber brown 8 CD mechanism deck CS 21SC 1280 5 6 two spring clamps 6 two spring clamps www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xi...

Page 10: ...o screws BVTP3 10 7 tape mechanism deck TCM125 2 5 Open the cassette lid 1 Open the cassette lid 3 cassette lid 2 claw 2 claw www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 11: ...Measurement PRECAUTION 1 Clean the following parts with a denatured alcohol moistened swab record playback head pinch roller erase head rubber belts capstan idlers 2 Demagnetize the record playback head with a head demagne tizer Do not bring the head magnetizer close to the erase head 3 Do not use a magnetized screwdriver for the adjustments 4 After the adjustments apply suitable locking compound ...

Page 12: ...t tape P 4 A063 6 3 kHz 10 dB L CH R CH HEADPHONE board PHONES jack JK401 oscilloscope V H screen pattern in phase good wrong 45 90 135 180 32 Ω 32 Ω set Record Playback Head Azimuth Adjustment Procedure 1 Mode Playback FWD level meter test tape P 4 A063 6 3 kHz 10 dB set HEADPHONE board PHONES jack JK401 32 Ω Adjustment Location Record Playback Erase Head Note Refer to 3 7 CASSETTE LID see page 1...

Page 13: ...g Function TUNER Band switch AM FM Setting Function TUNER Band switch FM Repeat the procedures in each adjustment several times and the frequency coverage and tracking adjustments should be finally done by the trimmer capacitors AM RF signal generator 30 amplitude modulation by 400 Hz signal Output level as low as possible Put the lead wire antenna close to the set level meter set 32 Ω HEADPHONE b...

Page 14: ...stment TC102 AM Tracking L110 Adjustment L103 FM Tracking Adjustment TC101 MAIN BOARD Conductor Side TP10 FM VT TP11 AM VT IC101 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 15: ...may be noted due to normal produc tion tolerances Circled numbers refer to waveforms Signal path F FM f AM E TAPE PLAY a RECORD J CD PLAY Abbreviation AUS Australian model CND Canadian model Note The components identi fied by mark 0 or dotted line with mark 0 are criti cal for safety Replace only with part number specified Note Les composants identifiés par une marque 0 sont critiques pour la sécu...

Page 16: ...AMB MIX MPX DET OSC IC102 FM AM PLL 4 7k 100p 0 001 0 022 5 6k 0 01 2 2k 50V 5 6k 0 1 0 1 7 2MHz MTZJ 5 1 10V 1µH Q116 209 210 TUNER B SWITCH Q109 605 B SWITCH 0 1 CN101 8P 0 047 AM FERRITE ROD ANTENNA 1µH AM OSC 0 047 50V TP11 AM VT 0 022 0 022 10 7MHz 450kHz 50V BUFFER 0 047 IC604 RDS DECODER EP40 100µH 0 1 0 1 4 7k 16V 2 2 50V T2 T1 VSS2 VDD2 XI XO NC RCLK CMP VSS3 VSS1 VDD1 MUX VREF RDAT QUAL ...

Page 17: ...1 16V 16V 50V 0 001 50V Q314 MUTING CONTROL SWITCH IC301 POWER AMP 25V 0 15 0 15 25V PHONES CN301 5P R L SPEAKER IMPEDANCE USE 4Ω BIAS CIRCUIT HEAT OPERATION PROTECTION CIRCUIT MAIN BOARD 2 2 CN202 4P M201 CAPSTAN REEL S201 PLAY 0 1 AM FREQ STEP 10 kHz R 9 kHz Q205 206 MEGA BASS ON DRIVE 1N4148TP 1N4148TP 1N4148TP 1N4148TP 1N4148TP 1N4148TP 1N4148TP U 1 u U 2 u U 3 u U 4 u BEAT RL RR GND PL PR 9V ...

Page 18: ... 2 7 1 5 A B C D E F G H I 1 2 3 4 5 6 7 8 9 10 6 4 PRINTED WIRING BOARDS MAIN HEADPHONE Boards See page 15 for Circuit Boards Location Semiconductor Location Ref No Location D101 B 4 D102 B 5 D103 B 8 D104 C 9 D105 B 5 D302 G 6 D303 G 6 D306 F 6 D307 H 8 D308 G 7 D310 H 8 D311 H 8 D312 F 6 D314 F 7 D316 F 6 D317 H 8 IC101 B 9 IC102 D 8 IC203 D 5 IC301 G 5 IC604 E 8 Q101 D 9 Q102 C 10 Q103 B 10 Q1...

Page 19: ...3 0 8 9 3 0 8 8 9 0 3 0 4 0 21 4 0 0 7 0 R CH L CH ERASE HRPE701 RECORDE PLAYBACK ERASE CN701 4P 0 0015 0 0018 SW701 4 6 REC PB REC R PB SW701 2 6 REC PB REC r PB SW701 3 6 REC PB REC t PB Q705 ISS SWITCHING 0 0027 0 022 0 022 50V 0 022 0 0068 Q706 REC BIAS OSC SW701 6 6 REC PB REC T PB MUTING CONTROL SWITCH Q704 REC ON SWITCH 25V 1SS133T 77 50V 5 6k 1 2k 0 1 SW701 1 6 REC PB REC R PB 0 1 50V 0 02...

Page 20: ...13 D11 R419 1 2 9 8 1 16 IC602 C MAIN BOARD CN302 D MAIN BOARD CN204 A 2 1 A B C D E F 1 2 3 4 5 6 7 AEP UK 6 7 PRINTED WIRING BOARD DISPLAY Board See page 15 for Circuit Boards Location Semiconductor Location Ref No Location D11 F 4 D12 F 4 D13 F 4 D14 F 4 D15 F 3 D16 F 3 D17 F 3 D18 F 2 D19 F 2 D601 C 6 D602 D 5 D603 C 6 D604 C 3 D607 B 3 D608 B 3 D609 D 2 D610 D 2 D611 D 2 D612 C 3 D613 D 3 D61...

Page 21: ...SWITCH REM601 REMOTE CONTROL RECEIVER REM601 RPM6938 10V 0 1 IC602 KEY CONTROL L934SGC B D11 19 LCD BACK LIGHT SW601 SW612 SW613 SW611 SW608 SW610 SW622 SW621 SW605 SW606 SW602 SW604 SW607 MEGA BASS SW615 I 1 TAPE TUNER REMAIN CD TUNER DSPL x G O I 16V 0 0022 EP40 RDS EP40 u REPEAT SW603 SHUFFLE MUSIC MENU SW614 TUNER MEM ENTER PGM TUNING M SW609 TUNING m SW605 SW606 PRESET SW621 SW622 VOLUME IC60...

Page 22: ... 7 9 0 6 0 0 5 1 1 1 1 0 7 1 1 MAIN BOARD 2 2 CN304 E CN402 6P B GND C404 0 022 C402 0 022 C408 0 022 C406 0 022 TR401 POWER TRANSFORMER MTZJ 6 8B Q404 6V REGULATOR Q401 403 POWER ON OFF RELAY DRIVE TR402 POWER TRANSFORMER 2 2k C421 0 001 250V RL401 AC IN POWER BOARD 8050D 3 15A 125V AEP UK E AUS US CND 2A 125V US CND AEP UK E AUS 8050D 2 2k Page 17 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 ...

Page 23: ...01 D 1 D402 C 1 D403 D 1 D404 C 1 D405 B 2 D406 C 2 D407 B 2 D408 B 2 D409 C 3 D411 C 3 D412 D 3 D413 C 3 D414 D 3 Q401 B 3 Q402 B 3 Q403 B 3 Q404 B 3 ZD401 B 3 Waveforms MAIN Board 1 IC102 w XOUT CASSETTE Board 1 Q705 Collector RECORD ISS 2 mode 2 IC604 qf XO 2 Q706 Base RECORD mode 3 Q706 Collector Emitter RECORD mode DISPLAY Board 1 IC601 tl X2 Page 18 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 ...

Page 24: ... 8 18 17 16 9 15 PILOT DET 14 FM DET 13 10 FM S METER 11 12 ST ST SW FF VCO FF FF TRIG AM IF AM DET AGC FM IF SD IF BUFFER FMRF IN RF GND FMRF OUT VCC2 FM OSC DET OUT MUTE R L AM FM MO ST FM DET AMRF IN REG AM OSC VCC1 FM MIX GND FM BUFFER AM OSC BUFFER AM MIX QUAD AMIF SD PHASE DETECTOR CHARGE PUMP SWALLOW COUNTER 1 16 1 17 4BITS 12BITS PROGRAMMABLE DRIVER UNIVERSAL COUNTER REFERENCE DIVIDER POWE...

Page 25: ...r is HCD EP40 only 44 REMOTE I Remote control signal input from the remote control receiver RM601 45 SYNCRO I Recording on detection signal input 46 MUTE O Audio line muting on off control signal output H muting on 47 PLLCE O PLL chip enable signal output to the FM AM PLL IC102 H active 48 CE O Chip enable signal output to the LC75392 IC203 H active 49 SHRST O Not used open 50 RDS DATA I Serial da...

Page 26: ...1 696 966 31 CORD POWER AUS 06 1 783 525 31 CORD POWER TRACKING TW MX 06 1 783 820 11 CORD POWER US CND 06 1 783 940 51 CORD POWER AR 7 4 235 974 01 CAB ANTENNA COVER 8 1 823 170 11 CORD WITH CONNECTOR FM ANT 9 4 235 972 01 REAR CABINET AEP UK 9 4 236 544 01 REAR CABINET US CND EA SP AR TW MX AUS 10 4 235 995 01 RUBBER FOOT 11 4 235 944 01 POWER PWB MOUNTING BKT 12 A 4726 866 A POWER BOARD COMPLET...

Page 27: ...ING BKT A 61 4 235 942 01 CASS PWB MOUNTING BKT A 62 A 4726 711 A CASSETTE BOARD COMPLETE 63 4 235 947 01 CASS PWB MOUNTING BKT B 64 1 796 190 11 DECK MECH TAPE 65 4 235 951 01 VOL SWING LEVER 66 4 235 989 01 VOLUME KNOB SPRING 67 4 235 954 01 CASS KEY PAUSE 68 4 235 955 01 CASS KEY STOP EJECT 69 4 235 956 01 CASS KEY FF 70 4 235 957 01 CASS KEY REW 71 4 235 958 01 CASS KEY PLAY 72 4 235 959 01 CA...

Page 28: ... A 4726 712 A DISPLAY BOARD COMPLETE EP40 111 A 4726 785 A DISPLAY BOARD COMPLETE EP30 AEP UK 111 A 4726 867 A DISPLAY BOARD COMPLETE US CND 111 A 4726 869 A DISPLAY BOARD COMPLETE SP EA AUS TW MX AR 112 4 235 965 01 SLIDE KNOB 113 4 235 961 01 BASS SELECT KNOB 114 4 235 964 01 PRESET UP DOWN KNOB 115 4 235 994 01 PANEL FIXING PLATE 116 4 235 960 01 POWER KNOB 113 114 115 102 115 115 103 116 104 1...

Page 29: ... 01 NSX1 PUSH ROD 161 4 235 990 01 CD EJECT SPRING 162 4 235 982 01 CD LID SPRING 163 4 224 104 41 DAMPER 164 4 235 938 01 CD TRAY 165 4 235 949 01 PU COVER 166 1 796 189 11 MECH CD 167 4 236 281 01 RUBBER VIBRATION PROOF BROWN SW600 1 692 960 21 SWITCH PUSH 1 KEY OPEN CLOSE 151 152 152 153 167 167 154 154 154 154 157 156 164 158 159 160 161 162 165 166 163 7 2 9 8 6 SW600 6 www xiaoyu163 com QQ37...

Page 30: ...EMICONDUCTORS In each case u µ for example uA µA uPA µPA uPB µPB uPC µPC uPD µPD CAPACITORS uF µF COILS uH µH IC IC701 6 700 579 01 IC AN7312 TRANSISTOR Q701 8 729 194 57 TRANSISTOR 2SC945 P Q702 8 729 194 57 TRANSISTOR 2SC945 P Q703 8 729 194 57 TRANSISTOR 2SC945 P Q704 8 729 194 57 TRANSISTOR 2SC945 P Q705 8 729 194 57 TRANSISTOR 2SC945 P Q706 8 729 116 82 TRANSISTOR 2SD1616 L RESISTOR R701 1 24...

Page 31: ...7 D609 8 719 991 33 DIODE 1SS133T 77 D610 8 719 991 33 DIODE 1SS133T 77 D611 8 719 991 33 DIODE 1SS133T 77 D612 8 719 991 33 DIODE 1SS133T 77 D613 8 719 991 33 DIODE 1SS133T 77 D614 8 719 991 33 DIODE 1SS133T 77 D615 8 719 991 33 DIODE 1SS133T 77 D616 8 719 991 33 DIODE 1SS133T 77 AEP UK E AUS D617 8 719 991 33 DIODE 1SS133T 77 D618 8 719 991 33 DIODE 1SS133T 77 US CND E AUS D619 8 719 062 11 LED ...

Page 32: ...RD VOLUME SW631 1 786 224 11 SW SLIDE MONO STEREO ISS VIBRATOR X602 1 795 398 11 VIBRATOR CRYSTAL 6MHz A 4726 714 A HEADPHONE BOARD COMPLETE JACK JK401 1 815 813 11 JACK LARGE TYPE PHONES RESISTOR R412 1 249 408 11 CARBON 180 5 1 4W R413 1 249 408 11 CARBON 180 5 1 4W A 4726 713 A MAIN BOARD COMPLETE EP40 A 4726 786 A MAIN BOARD COMPLETE EP30 AEP UK A 4726 868 A MAIN BOARD COMPLETE US CND SP EA TW...

Page 33: ... ELECT 4 7uF 20 50V C245 1 162 294 31 CERAMIC 0 001uF 10 50V C246 1 162 294 31 CERAMIC 0 001uF 10 50V C247 1 126 959 11 ELECT 0 47uF 20 50V C248 1 126 959 11 ELECT 0 47uF 20 50V C249 1 130 475 00 FILM 0 0022uF 5 50V C250 1 126 964 11 ELECT 10uF 20 50V C251 1 130 491 00 FILM 0 047uF 5 50V C301 1 130 471 00 FILM 0 001uF 5 50V C302 1 130 471 00 FILM 0 001uF 5 50V C303 1 104 660 11 ELECT 47uF 20 16V C...

Page 34: ...TOR 2SD1616 L Q313 8 729 438 33 TRANSISTOR 2SC1383 R Q314 8 729 194 57 TRANSISTOR 2SC945 P Q605 8 729 116 82 TRANSISTOR 2SD1616 L EP40 RESISTOR R101 1 249 393 11 CARBON 10 5 1 4W R102 1 249 435 11 CARBON 33K 5 1 4W R103 1 249 435 11 CARBON 33K 5 1 4W R104 1 249 418 11 CARBON 1 2K 5 1 4W R105 1 247 883 00 CARBON 150K 5 1 4W R107 1 249 421 11 CARBON 2 2K 5 1 4W R108 1 249 424 11 CARBON 3 9K 5 1 4W R...

Page 35: ...437 11 CARBON 47K 5 1 4W R302 1 249 437 11 CARBON 47K 5 1 4W R303 1 249 425 11 CARBON 4 7K 5 1 4W R304 1 249 425 11 CARBON 4 7K 5 1 4W R308 1 249 410 11 CARBON 270 5 1 4W R309 1 249 410 11 CARBON 270 5 1 4W R310 1 249 385 11 CARBON 2 2 5 1 6W R311 1 249 385 11 CARBON 2 2 5 1 6W R312 1 249 393 11 CARBON 10 5 1 4W R313 1 247 791 11 CARBON 22 5 1 4W R315 1 249 437 11 CARBON 47K 5 1 4W R316 1 249 417 ...

Page 36: ...AL OXIDE 390 5 3W F The components identified by mark 0 or dotted line with mark 0 are critical for safety Replace only with part num ber specified Les composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié POWER RELAY 0RL401 1 755 446 11 RELAY AEP UK EA SP AR AUS 0RL401 1 755 448 11 RELAY US CND MX TW TRANSFORMER 0TR402...

Page 37: ...w xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 38: ...n the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 0 2001 04 New www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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