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HCD-EX1

US Model

Canadian Model

AEP Model

UK Model

E Model

Australian Model

Tourist Model

COMPACT COMPONENT SYSTEM

MICROFILM

SERVICE MANUAL

SPECIFICATIONS

Model Name Using Similar Mechanism NEW

Mechanism Type

CDM-60

Base Unit Type

KSM-770ACA/S-NP

Optical Pick-up Type

KSS-770A/S-N1

HCD-EX1 is the amplifier, CD and
tuner section in CMT-EX1.

Summary of Contents for HCD-EX1

Page 1: ...an Model Tourist Model COMPACT COMPONENT SYSTEM MICROFILM SERVICE MANUAL SPECIFICATIONS Model Name Using Similar Mechanism NEW Mechanism Type CDM 60 Base Unit Type KSM 770ACA S NP Optical Pick up Type KSS 770A S N1 HCD EX1 is the amplifier CD and tuner section in CMT EX1 ...

Page 2: ...d SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINE WITH MARK 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 or performance of procedures other than those specified herein ma...

Page 3: ...r times TABLE OF CONTENTS 1 SERVICING NOTE 4 2 GENERAL 7 3 DISASSEMBLY 3 1 Back Cover and Case 9 3 2 Panel Board and Stabilizer 9 3 3 AMP Block 10 3 4 CD Block 10 3 5 Motor ASSY and CAM 11 3 6 Base Unit 11 3 7 Main Board and Power Board 12 4 ELECTRICAL ADJUSTMENT 13 5 DIAGRAMS 5 1 Circuit Boards Location 14 5 2 Printed Wiring Board Main Section 16 5 3 Schematic Diagram Main 1 3 Section 18 5 4 Sche...

Page 4: ... the left shown in the figure Rotate the cam in the arrow direction and adjust the phase until the boss touches the SW lever shown in the figure With the phase adjusted attach the parts using the following procedure STEP1 Insert the boss of the slider 3 in the groove of the cam STEP2 Set the mecha cover to the groove on the slider 3 and attach STEP3 Insert the boss of the lever 1 in the hole of th...

Page 5: ... button to turn OFF the power 4 While pressing the p button press the 1 u button to turn ON the power 5 After POWER ON is displayed ATT ON and ATT OFF are displayed and the attenuate function can be switched ON OFF LCD All Lit and Key Check Mode Procedure 1 While pressing the FUNCTION button and button connect the power plug to the outlet 2 When the test mode is set the characters STEP are display...

Page 6: ...commended 2 While pressing the FUNCTION button and button connect the power plug to the outlet 3 When the test mode is set the characters STEP is displayed on the LCD 4 When the button is pressed while pressing the DISPLAY button AGING will be displayed and aging is performed in the following sequence While aging is performed REP will be displayed blinking 5 Pressing the DISPLAY button during agin...

Page 7: ...2 4 3 7 9 8 5 6 10 11 12 13 14 17 19 18 15 16 20 21 22 1 OPEN CLOSE button 2 CD button 3 TUNER BAND button 4 FUNCTION button 5 CD PLAY MODE button 6 TUNING MODE button 7 MEMORY button 8 ENTER button 9 TIMER SET button 10 SLEEP button 11 TIMER SELECT button 12 DISPLAY button 13 1 u power button 14 button 15 π button 16 AMS TUNING button 17 º button 18 REPEAT button 19 DSG button 20 SURROUND button ...

Page 8: ...8 This section is extracted from instruction manual ...

Page 9: ...3x8 Two screws KTP3x8 Screw KTP3x8 Screw KTP3x8 Two screws BVTT3x5 Side ornamental Side ornamental Rear cover Case Top panel 0 3 2 PANEL BOARD AND STABILIZER 1 2 3 4 5 6 7 Remove the Earth clip Two screws BVTT3x5 Front panel assy PANEL board Claw Flat type wire 7 core Five screws BVTP2 6x8 Remove the stabilizer in the direction arrow Stabiholder Stabilizer ...

Page 10: ...ew BVTT3x5 AMP block Screw BVTT3x5 Screw BVTT3x5 Connector AMP board CN810 Connector AMP board CN802 1 2 3 4 5 6 7 Connector MAIN board CN351 Flat type wire 16 core Connector MAIN board CN301 1 2 3 4 5 6 7 Two screws BVTT3x5 Screw BVTT3x5 Screw BVTT3x5 CD block ...

Page 11: ...TP2 6x8 Screws BTP2 6x8 Screws PTPWH2 6x Two screws 2 4x6 Two screws 2 4x6 Cam 1 2 3 4 5 6 7 8 9 0 Two screws BVTP2 6x8 Two screws BVTP2 6x8 Guide L Guide R Slider 4 Slider 4 Slider 1 Two screws PTPWH2 6 Screws PTPWH2 6 Two screws PTPWH2 6 Two screws PTPWH2 6 Coil spring Coil spring BU holder Pick up assy Note Adjustment of the phase is required in assembly Refer to Section 1 Servicing Note for de...

Page 12: ...e screws BVTT3x5 Two screws BVTT3x5 Screw PTPWH2 6 Screw BVTT3x5 Screw BVTT3x5 Screw BVTT3x5 Main board Power board Power cord REG board Connector POWER board CN903 Back panel 1 2 3 4 Two screws BVTT3x5 Screw BVTT3x5 Sealed case Spacer Flat type wire 13 core Flat type wire 7 core 5 6 7 8 9 0 ª º ...

Page 13: ... Procedure 1 Connect oscilloscope to test pointTP RF and TP VC on MAIN board 2 Press the 1 u button to turn the set ON 3 Put disc YEDS 18 in and playback 5track 4 Confirm that oscilloscope waveform is clear and check RF sig nal level is correct or not oscilloscope MAIN board TP FE TP VC symmetry A B Within 3 8 1 Vp p oscilloscope MAIN board TP RF TP VC VOLT DIV 200mV TIME DIV 500ns level 1 2 0 2 V...

Page 14: ...14 SECTION 5 DIAGRAMS 5 1 CIRCUIT BOARDS LOCATION MAIN BOARD AMP BOARD REG BOARD SW BOARD POWER BOARD PANEL BOARD LED BOARD LOADING BOARD ...

Page 15: ...2 nonflammable resistor 5 fusible resistor C panel designation For printed wiring boards Note X parts extracted from the component side Through hole b Pattern from the side which enables seeing The other layers patterns are not indicated U B Line V B Line H adjustment for repair Voltages and waveforms are dc with respect to ground under no signal detuned conditions Voltages and waveforms are dc wi...

Page 16: ...rcuit Boards Location Ref No Location D139 E 4 D701 D 3 D751 D 3 D752 D 3 D753 D 3 D754 D 4 IC111 C 5 IC301 C 3 IC302 B 3 IC303 B 4 IC304 A 5 IC391 B 6 IC451 A 1 IC501 A 6 IC701 D 1 IC751 C 4 Q113 D 4 Q131 D 4 Q163 D 4 Q301 C 2 Q401 D 6 Q751 D 4 Q771 D 1 Q772 D 1 Q781 C 4 Q782 C 3 Semiconductor Location ...

Page 17: ...HCD EX1 17 17 ...

Page 18: ...D EX1 18 18 5 3 SCHEMATIC DIAGRAM MAIN 1 3 SECTION See page 15 for Waveforms See page 16 for Printed Wiring Board See page 30 for IC Block Diagrams See page 32 for IC Pin Functions Page 21 Page 19 Page 20 ...

Page 19: ...HCD EX1 19 19 5 4 SCHEMATIC DIAGRAM MAIN 2 3 SECTION See page 16 for Printed Wiring Board Page 25 Page 20 Page 20 Page 20 Page 20 Page 20 Page 18 MICON INTERFACE ...

Page 20: ...X1 20 20 5 5 SCHEMATIC DIAGRAM MAIN 3 3 SECTION See page 15 for Waveforms See page 16 for Printed Wiring Board See page 34 for IC Pin Functions Page 19 Page 19 Page 19 Page 19 Page 19 Page 18 Page 29 Page 23 ...

Page 21: ...HCD EX1 21 21 5 7 PRINTED WIRING BOARD LED LOADING SW SECTION See page 14 for Circuit Boards Location 5 6 SCHEMATIC DIAGRAM LED LOADING SW SECTION See page 31 for IC Block Diagrams Page 18 Page 28 ...

Page 22: ...HCD EX1 22 22 5 8 PRINTED WIRING BOARD AMP SECTION See page 14 for Circuit Boards Location Page 28 Page 28 Page 16 ...

Page 23: ...HCD EX1 23 23 5 9 SCHEMATIC DIAGRAM AMP SECTION Page 20 Page 29 Page 29 ...

Page 24: ...HCD EX1 24 24 5 10 PRINTED WIRING BOARD PANEL SECTION See page 14 for Circuit Boards Location Page 16 ...

Page 25: ...HCD EX1 25 25 5 11 SCHEMATIC DIAGRAM PANEL SECTION Page 19 ...

Page 26: ...age 14 for Circuit Boards Location Ref No Location D2 C 3 D3 C 3 D4 B 3 D6 B 3 D7 C 4 D10 E 3 D11 E 3 D12 D 3 D13 D 3 D21 D 2 D22 C 2 D901 B 2 D911 B 2 D931 A 3 D941 A 2 IC1 C 4 IC933 A 1 IC951 B 1 Q21 D 2 Q22 D 2 Q23 D 2 Q951 D 1 Semiconductor Location Page 28 ...

Page 27: ...HCD EX1 27 27 5 13 SCHEMATIC DIAGRAM POWER SECTION Page 29 ...

Page 28: ...HCD EX1 28 28 5 14 PRINTED WIRING BOARD REG SECTION See page 14 for Circuit Boards Location Page 22 Page 22 Page 26 Page 16 ...

Page 29: ...HCD EX1 29 29 5 15 SCHEMATIC DIAGRAM REG SECTION Page 27 Page 23 Page 20 ...

Page 30: ...SERVO Interface CPU Interface OPAmp Analog SW A D Converter PWM GENERATOR FOCUS SERVO SERVO DSP SLED SERVO TRACKING SERVO TRACKING PWM GENERATOR SLED PWM GENERATOR FORCUS PWM GENERATOR 45 SIGNAL PROCESSOR BLOCK SERVO BLOCK MUTE XRST DVDD0 DATA XLAT CLOCK SENS SCLK ATSK WFCK XUGF XPCK GFS SCOR WDCK C4M DVSS0 COUT MIRR V2PO DFCT FOK PWMI LOCK MDP SSTP FETO DVDD1 SFDR SRDR TFDR TRDR FFDR FRDR DVSS1 T...

Page 31: ...31 LOADING Board IC351 LB1641 1 2 3 4 5 6 7 8 9 10 GND MOTOR DRIVE NOISE FILTER CLAMP FWD IN REV IN VCC 1 VCC 2 NOISE FILTER MOTOR DRIVE MOTOR DRIVE MOTOR DRIVE T S D O C P FWD REV STOP CONTROL LOGIC ...

Page 32: ...ock input Input pin for anti shock Connected to ground WFCK output Not used Not used Not used Not used Not used Sub code sync output 4 2336 MHz output Not used Word clock output ƒ 2Fs Digital ground Numbers of track counted signal input output Not used Mirror signal input output Defect signal input output Focus OK input output Spindle motor external control input Connected to ground GFS is sampled...

Page 33: ...arge pump output for master PLL Analog power supply Asymmetry circuit constant current input VCO2 control voltage input for wide band EFM PLL Connected to VDD VCO2 oscillator input output for wide band EFM PLL Not used Charge pump output for wide band EFM PLL Not used Digital power supply Asymmetry circuit ON OFF input L OFF H ON Connected to VDD Digital out ON OFF control input Connected to VDD D...

Page 34: ...erial in 22 XLAT O CD data latch 23 XRST O CD BC reset 24 SCLK O CD CLOCK PCM1710 CLK 25 MUTE_D O CD digital mute 26 CD_POWER O CD BD power 27 AVSS Ground 28 KEYIO_1 I 29 KEYIO_2 I 30 BAND_AREA I Destination setting 31 DA_LAT O PCM1710 latch 32 LPH O CD LPH 33 LDON O CD LASER ON 34 OPEN_SW I OPEN SW 35 CLOSE_SW I CLOSE SW 36 VDD0 37 AVREF 38 AMP_MUTE O POWER AMP MUTE 39 DATA O CD CMD PCM1710 OUT D...

Page 35: ...in Name I O Function 51 to 54 COM0 to COM3 O LCD COMMON 55 BIAS O LCD DRIVE POWER 56 to 58 VLC0 to VLC2 O LCD DRIVER POWER 59 VSS0 O Ground 60 to 99 SEG0 to SEG39 O FL segment signal output 100 STEREO I ST STEREO ...

Page 36: ... composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une piéce portant le numéro spécifié 21 20 17 16 3 4 6 7 5 2 1 1 2 2 2 2 2 1 not supplied not supplied not supplied 8 22 22 22 9 15 17 11 10 12 14 13 23 18 19 1 4 969 961 11 EMBLEM NO 4 SONY 2 4 222 620 01 RING EJECT 3 4 222 713 01 PANEL BASE FRONT 4 4 222 720 01 BUTTON PLAY 5 4 222 719 01 BUTTON POWER 6...

Page 37: ...cified 51 4 220 455 01 FOOT FELT 52 4 222 715 01 PLATE BOTTOM 53 A 4426 745 A AMP MOUNTED PC BOARD US CND 53 A 4426 754 A AMP MOUNTED PC BOARD EXCEPT US CND 54 A 4426 744 A POWER MOUNTED PC BOARD US CND 54 A 4426 753 A POWER MOUNTED PC BOARD EXCEPT US CND 55 1 675 407 11 REG BOARD 56 4 985 672 01 SCREW PTPWHM2 6 FLOATING 57 3 703 244 00 BUSHING 2104 CORD 58 4 222 730 01 PANEL BACK 59 A 4426 742 A ...

Page 38: ... R 113 4 222 693 01 SLIDER 4 114 4 222 700 01 GUIDE L 115 4 222 687 01 BASE MECHANICAL 116 4 222 688 01 HOLDER DISC 117 4 222 813 01 SLIDER 2 118 4 225 227 01 SPRING ABSORBER TENSION COIL 119 4 225 228 01 CAM A 120 4 225 226 01 ABSORBER 121 4 222 689 01 SLIDER 3 122 4 222 690 01 COVER MECHANICAL 123 4 222 691 01 LEVER 1 124 4 951 620 01 SCREW 2 6X8 BVTP 125 1 674 908 11 LOADING BOARD 126 1 674 909...

Page 39: ...TOR 155 1 763 381 11 MOTOR DC 156 2 647 504 01 HOLDER 157 2 646 352 01 SCREW BTP2x8 158 1 960 065 11 HARNESS 159 2 646 358 11 SCREW BTP1 7x4 160 1 791 698 11 WIRE FLAT TYPE 16 CORE 161 2 647 507 01 TURN TABLE HIFI 162 2 627 669 11 SCREW M1 7x2 Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une piéce portant le numéro spécifié The components identi...

Page 40: ...ICRO CONNECTOR 4P CN810 1 564 518 11 PLUG CONNECTOR 3P DIODE D821 8 719 988 61 DIODE 1SS355TE 17 IC IC801 8 759 333 24 IC LM1876TF COIL L801 1 420 872 00 COIL AIR CORE EXCEPT US CND L851 1 420 872 00 COIL AIR CORE EXCEPT US CND TRANSISTOR Q821 8 729 900 53 TRANSISTOR DTC114EKA T146 Q822 8 729 120 28 TRANSISTOR 2SC3052EF T1 LEF Q823 8 729 120 28 TRANSISTOR 2SC3052EF T1 LEF Q824 8 729 120 28 TRANSIS...

Page 41: ...164 344 11 CERAMIC CHIP 0 068uF 10 25V C177 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V C301 1 163 038 91 CERAMIC CHIP 0 1uF 25V C302 1 163 038 91 CERAMIC CHIP 0 1uF 25V C303 1 104 664 11 ELECT 47uF 20 10V C304 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C305 1 104 665 11 ELECT 100uF 20 10V C306 1 126 964 11 ELECT 10uF 20 50V C307 1 163 097 00 CERAMIC CHIP 15PF 5 50V C308 1 163 217 11 CERAMIC CHIP 1PF 0 ...

Page 42: ...IP 0 33uF 10 16V C759 1 163 031 11 CERAMIC CHIP 0 01uF 50V C784 1 128 834 11 ELECT 470uF 20 10V C785 1 164 346 11 CERAMIC CHIP 1uF 16V C791 1 163 031 11 CERAMIC CHIP 0 01uF 50V C792 1 163 031 11 CERAMIC CHIP 0 01uF 50V C793 1 163 031 11 CERAMIC CHIP 0 01uF 50V C798 1 163 251 11 CERAMIC CHIP 100PF 5 50V C799 1 163 251 11 CERAMIC CHIP 100PF 5 50V CONNECTOR CN301 1 770 168 11 CONNECTOR FFC LIF NON ZI...

Page 43: ...91 RES CHIP 100K 5 1 10W R334 1 216 077 91 RES CHIP 15K 5 1 10W R335 1 216 085 00 METAL CHIP 33K 5 1 10W R336 1 216 073 00 METAL CHIP 10K 5 1 10W R337 1 216 097 91 RES CHIP 100K 5 1 10W R338 1 216 073 00 METAL CHIP 10K 5 1 10W R339 1 216 061 00 METAL CHIP 3 3K 5 1 10W R340 1 216 061 00 METAL CHIP 3 3K 5 1 10W R341 1 216 121 91 RES CHIP 1M 5 1 10W R342 1 216 037 00 METAL CHIP 330 5 1 10W R343 1 216...

Page 44: ...APACITOR C604 1 163 251 11 CERAMIC CHIP 100PF 5 50V C605 1 163 251 11 CERAMIC CHIP 100PF 5 50V C612 1 124 589 11 ELECT 47uF 20 16V C613 1 163 038 91 CERAMIC CHIP 0 1uF 25V C650 1 163 101 00 CERAMIC CHIP 22PF 5 50V C652 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V C653 1 163 038 91 CERAMIC CHIP 0 1uF 25V C654 1 163 038 91 CERAMIC CHIP 0 1uF 25V C655 1 124 589 11 ELECT 47uF 20 16V DIODE D604 8 719 069 4...

Page 45: ...3 8 719 077 64 DIODE 11E4N TA1B2 D21 8 719 048 55 DIODE MTZJ T 77 10C D22 8 719 110 53 DIODE MTZJ T 77 20C D901 8 719 043 52 DIODE F5KQ60 D911 8 719 043 52 DIODE F5KQ60 D931 8 719 210 21 DIODE 11EQS04 NTA2B D941 8 719 210 21 DIODE 11EQS04 NTA2B GROUND TERMINAL EPT1 1 537 770 21 TERMINAL BOARD GROUND EPT2 1 537 770 21 TERMINAL BOARD GROUND US CND EPT901 1 537 770 21 TERMINAL BOARD GROUND FUSE F1 1 ...

Page 46: ...02 67 TRANSISTOR 2SK246GR3 TPE2 Q964 8 729 120 28 TRANSISTOR 2SC3052EF T1 LEF RESISTOR R961 1 216 073 00 METAL CHIP 10K 5 1 10W R962 1 216 049 91 RES CHIP 1K 5 1 10W TERMINAL TM801 1 537 238 11 TERMINAL BOARD 1 674 909 11 SW BOARD SWITCH S351 1 571 300 21 SWITCH ROTARY MISCELLANEOUS 9 1 769 889 11 WIRE FLAT TYPE 7 CORE 60 1 575 651 21 CORD POWER AEP UK 60 1 783 531 31 CORD POWER US CND 62 1 791 69...

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