Service Manual
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... unit AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (The United States model only) With 6 ohm loads, both channels driven, from 250 milliwatts to rated output. COMPACT DISC DECK RECEIVER 9-879-904-04 2006C16-1 © 2006.03 Sony Corporation Personal Audio Division Published by Sony Techno Create Corporation SERVICE MANUAL Ver. 1.3 2006.03 HCD-EC50 US Model Canadian Model AEP Model UK Model E Model Australian Model HCD-EC50 is the value measurement at 1 kHz, 10% THD) Inputs AUDIO IN (stereo mini jack...
... unit AUDIO POWER SPECIFICATIONS POWER OUTPUT AND TOTAL HARMONIC DISTORTION: (The United States model only) With 6 ohm loads, both channels driven, from 250 milliwatts to rated output. COMPACT DISC DECK RECEIVER 9-879-904-04 2006C16-1 © 2006.03 Sony Corporation Personal Audio Division Published by Sony Techno Create Corporation SERVICE MANUAL Ver. 1.3 2006.03 HCD-EC50 US Model Canadian Model AEP Model UK Model E Model Australian Model HCD-EC50 is the value measurement at 1 kHz, 10% THD) Inputs AUDIO IN (stereo mini jack...
Service Manual
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...-operated AC milliammeter. A) To Exposed Metal Parts on IC pins, etc. • Usable with care. During repair, pay attention to chassis, must have a 2 V AC range are suitable. (See Fig. SECTION 1 SERVICING NOTES HCD-EC50 CAUTION Use of controls or adjustments or performance of three methods. 1. Ordinary soldering irons can be set to the solder joint for Class 1. This appliance is output three times...
...-operated AC milliammeter. A) To Exposed Metal Parts on IC pins, etc. • Usable with care. During repair, pay attention to chassis, must have a 2 V AC range are suitable. (See Fig. SECTION 1 SERVICING NOTES HCD-EC50 CAUTION Use of controls or adjustments or performance of three methods. 1. Ordinary soldering irons can be set to the solder joint for Class 1. This appliance is output three times...
Service Manual
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... s4HEFOLLOWINGAREDISPLAYED n )$TAGINFORMATIONFOR-0lLESWHEN)$VERSIONANDVERSION TAGSAREUSED n UPTOCHARACTERSOF)$TAGINFORMATIONUSINGUPPERCASELETTERS !TO: NUMBERSTO ANDSYMBOLS@ n 5SINGOPTIONALAUDIO COMPONENTS 4OCONNECTANOPTIONALHEADPHONES #ONNECTHEADPHONESTOTHE0(/.%3JACKȴONTHE UNIT 4OCONNECTANOPTIONALCOMPONENT #ONNECTADDITIONALAUDIOSOURCECOMPONENTSTOTHE !5$)/).JACKȵONTHEUNITUSINGANAUDIOCORDNOT SUPPLIED 4URNDOWNTHEVOLUMEONTHESYSTEM ANDTHEN SELECTTHE!5$)/).FUNCTION 4 HCD-EC50 SECTION 2 GENERAL This section is extracted from instruction manual.
... s4HEFOLLOWINGAREDISPLAYED n )$TAGINFORMATIONFOR-0lLESWHEN)$VERSIONANDVERSION TAGSAREUSED n UPTOCHARACTERSOF)$TAGINFORMATIONUSINGUPPERCASELETTERS !TO: NUMBERSTO ANDSYMBOLS@ n 5SINGOPTIONALAUDIO COMPONENTS 4OCONNECTANOPTIONALHEADPHONES #ONNECTHEADPHONESTOTHE0(/.%3JACKȴONTHE UNIT 4OCONNECTANOPTIONALCOMPONENT #ONNECTADDITIONALAUDIOSOURCECOMPONENTSTOTHE !5$)/).JACKȵONTHEUNITUSINGANAUDIOCORDNOT SUPPLIED 4URNDOWNTHEVOLUMEONTHESYSTEM ANDTHEN SELECTTHE!5$)/).FUNCTION 4 HCD-EC50 SECTION 2 GENERAL This section is extracted from instruction manual.
Service Manual
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... MANUALLY 5 ORnONTHEUNIT ȯTO TUNEINTHEDESIREDSTATION 3CANNINGSTOPSAUTOMATICALLYWHENASTATIONISTUNED IN ANDTHENh45.%$vANDh34%2%/vFORSTEREO PROGRAMS APPEAR )Fh45.%$vDOESNOTAPPEARANDTHESCANNING DOESNOTSTOP PRESS45 UNTIL h-!.5!,vAPPEARSANDPRESS nOR45.).' ORnONTHEUNIT ȯREPEATEDLYTOTUNEINTHEDESIRED STATION 0RESS45.%2-%-/29ȹONTHEREMOTE 0RESETNUMBER 0RESS nOR45.).' HCD-EC50 /THER/PERATIONS #REATINGYOUROWN#$PROGRAM 0ROGRAM0LAY 5SEBUTTONSONTHEREMOTETOCREATEYOUROWNPROGRAM 0RESS#$ȭTOSELECTTHE#$FUNCTION...
... MANUALLY 5 ORnONTHEUNIT ȯTO TUNEINTHEDESIREDSTATION 3CANNINGSTOPSAUTOMATICALLYWHENASTATIONISTUNED IN ANDTHENh45.%$vANDh34%2%/vFORSTEREO PROGRAMS APPEAR )Fh45.%$vDOESNOTAPPEARANDTHESCANNING DOESNOTSTOP PRESS45 UNTIL h-!.5!,vAPPEARSANDPRESS nOR45.).' ORnONTHEUNIT ȯREPEATEDLYTOTUNEINTHEDESIRED STATION 0RESS45.%2-%-/29ȹONTHEREMOTE 0RESETNUMBER 0RESS nOR45.).' HCD-EC50 /THER/PERATIONS #REATINGYOUROWN#$PROGRAM 0ROGRAM0LAY 5SEBUTTONSONTHEREMOTETOCREATEYOUROWNPROGRAM 0RESS#$ȭTOSELECTTHE#$FUNCTION...
Service Manual
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... 3. Mode: Playback test tape P-4-A063 (6.3 kHz, −10 dB) JACK board PHONES jack (J102) level meter set waveform of peak. Do not use a magnetized screwdriver for Azimuth Adjustment RECORD/PLAYBACK HEAD AZIMUTH ADJUSTMENT Procedure: 1. After the adjustments, apply suitable locking compound to the parts adjusted. 5. Mode: Playback test tape P-4-A063 JACK board (6.3 kHz, −10 dB) PHONES jack (J102) oscilloscope VH set + - 2. HCD-EC50 SECTION 4 MECHANICAL ADJUSTMENTS SECTION 5 ELECTRICAL ADJUSTMENTS • Precaution 1. The adjustments...
... 3. Mode: Playback test tape P-4-A063 (6.3 kHz, −10 dB) JACK board PHONES jack (J102) level meter set waveform of peak. Do not use a magnetized screwdriver for Azimuth Adjustment RECORD/PLAYBACK HEAD AZIMUTH ADJUSTMENT Procedure: 1. After the adjustments, apply suitable locking compound to the parts adjusted. 5. Mode: Playback test tape P-4-A063 JACK board (6.3 kHz, −10 dB) PHONES jack (J102) oscilloscope VH set + - 2. HCD-EC50 SECTION 4 MECHANICAL ADJUSTMENTS SECTION 5 ELECTRICAL ADJUSTMENTS • Precaution 1. The adjustments...
Service Manual
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... operate without adjustment. 2. FOCUS BIAS CHECK BD83S board TP (RFACI) TP (VC) oscilloscope (DC range) + - Confirm that oscilloscope waveform is low than 10 MΩ impedance. 4. Adjustment Location: Record/Playback/Erase Head HCD-EC50 CD SECTION Note: 1. Set disc (YEDS-18) on the BD83S board. 2. VOLT/DIV: 200 mV TIME/DIV: 500 ns level: 0.9 ± 0.4 Vp-p Checking Location: - TP (VC) IC201 TP (RFACI) 13 Connect...
... operate without adjustment. 2. FOCUS BIAS CHECK BD83S board TP (RFACI) TP (VC) oscilloscope (DC range) + - Confirm that oscilloscope waveform is low than 10 MΩ impedance. 4. Adjustment Location: Record/Playback/Erase Head HCD-EC50 CD SECTION Note: 1. Set disc (YEDS-18) on the BD83S board. 2. VOLT/DIV: 200 mV TIME/DIV: 500 ns level: 0.9 ± 0.4 Vp-p Checking Location: - TP (VC) IC201 TP (RFACI) 13 Connect...
Service Manual
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... distortion may become the best in each adjustment several times. JACK board PHONES jack (J102) [FM] Setting: FUNCTION: TUNER TUNER/BAND button: FM FM RF signal generator 0.01 µF MAIN board ANTENNA level meter CNP802 pin 1 32 Ω set + - AM FREQUENCY COVERAGE ADJUSTMENT (US and Canadian models) Adjustment Part Frequency Display Reading on Digital Voltmeter L852 530 kHz 1.5 ± 0.1 V Confirmation 1,710 kHz 8 ± 0.5 V AM FREQUENCY COVERAGE ADJUSTMENT (Other models) Adjustment Part Frequency Display Reading on Digital Voltmeter L852 531 kHz...
... distortion may become the best in each adjustment several times. JACK board PHONES jack (J102) [FM] Setting: FUNCTION: TUNER TUNER/BAND button: FM FM RF signal generator 0.01 µF MAIN board ANTENNA level meter CNP802 pin 1 32 Ω set + - AM FREQUENCY COVERAGE ADJUSTMENT (US and Canadian models) Adjustment Part Frequency Display Reading on Digital Voltmeter L852 530 kHz 1.5 ± 0.1 V Confirmation 1,710 kHz 8 ± 0.5 V AM FREQUENCY COVERAGE ADJUSTMENT (Other models) Adjustment Part Frequency Display Reading on Digital Voltmeter L852 531 kHz...
Service Manual
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F : TUNER (FM) f : TUNER (AM) J : CD d : AUX E : PB (TAPE) a : REC (TAPE) • Abbreviation AUS : Australian model CET : East Europian and Russian models CND : Canadian model E3 : 240V AC area in E model KR : Korean model SP : Singapore model Note on Printed Wiring Boards: • X : parts extracted from the component side. • Y : parts extracted from the conductor side. • f : internal component. • : Pattern from (Side A) the parts face are indicated. Line. •...
F : TUNER (FM) f : TUNER (AM) J : CD d : AUX E : PB (TAPE) a : REC (TAPE) • Abbreviation AUS : Australian model CET : East Europian and Russian models CND : Canadian model E3 : 240V AC area in E model KR : Korean model SP : Singapore model Note on Printed Wiring Boards: • X : parts extracted from the component side. • Y : parts extracted from the conductor side. • f : internal component. • : Pattern from (Side A) the parts face are indicated. Line. •...
Service Manual
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OPTICAL PICK-UP BLOCK (KSM-213DCP/C2NP) DETECTOR VCC VC A B C D E F LD GND PD VR F+ FOCUS COIL F T+ TRACKING COIL T SP+ M401 M (SPINDLE) SP M402 (SLED) SL+ M SL +1.7V +3.3V IC201 RF AMP,DSP,MP3 Q321 AUTOMATIC POWER CONTROL 57 A ...CD-L MAIN A SECTION CD-R (Page 20) Q669,670 MOTOR DRIVE Q671,672 MOTOR DRIVE Q665,666 MOTOR DRIVE Q667,668 MOTOR DRIVE CD MECHANISM DECK BLOCK SW3 SW1 SW7(CHACK) SW2 SW6(CLOSE) SW5(STOC) SW8(OPEN) + M M1 - + M M2 - BD/DRIVER SECTION - Q661-664 CD MOTOR CONTROL VM9V • Signal Path : CD HCD-EC50 18 18 HCD-EC50 6-1. BLOCK DIAGRAM...
OPTICAL PICK-UP BLOCK (KSM-213DCP/C2NP) DETECTOR VCC VC A B C D E F LD GND PD VR F+ FOCUS COIL F T+ TRACKING COIL T SP+ M401 M (SPINDLE) SP M402 (SLED) SL+ M SL +1.7V +3.3V IC201 RF AMP,DSP,MP3 Q321 AUTOMATIC POWER CONTROL 57 A ...CD-L MAIN A SECTION CD-R (Page 20) Q669,670 MOTOR DRIVE Q671,672 MOTOR DRIVE Q665,666 MOTOR DRIVE Q667,668 MOTOR DRIVE CD MECHANISM DECK BLOCK SW3 SW1 SW7(CHACK) SW2 SW6(CLOSE) SW5(STOC) SW8(OPEN) + M M1 - + M M2 - BD/DRIVER SECTION - Q661-664 CD MOTOR CONTROL VM9V • Signal Path : CD HCD-EC50 18 18 HCD-EC50 6-1. BLOCK DIAGRAM...
Service Manual
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... RESET 48 P73/AN11/SI2 P60/ANO 36 P24 1 VOLTAGE SHIFT Q244 AMP CONTROL Q241 Q131,133, Q134,137 HP MUTE R-CH J102 PHONES Q135 RELAY CONTROL R-CH RY131 L J101 SPEAKER R TH241 Q201 OVERLOAD DET Q242 THERMAL DET R-CH Q243 AMP PROTECT • R-CH is omitted due to same as L-CH. • Signal Path : TUNER(FM) : TUNER(AM) : CD : AUX : PB (TAPE) : REC (TAPE...
... RESET 48 P73/AN11/SI2 P60/ANO 36 P24 1 VOLTAGE SHIFT Q244 AMP CONTROL Q241 Q131,133, Q134,137 HP MUTE R-CH J102 PHONES Q135 RELAY CONTROL R-CH RY131 L J101 SPEAKER R TH241 Q201 OVERLOAD DET Q242 THERMAL DET R-CH Q243 AMP PROTECT • R-CH is omitted due to same as L-CH. • Signal Path : TUNER(FM) : TUNER(AM) : CD : AUX : PB (TAPE) : REC (TAPE...
Service Manual
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... TRST VSS VDD IOVDD2 DOUT TEST TES1 IOVSS2 PLLVDD PLLVSS XVSS ...COUT SVSS RF AMP,DSP,MP3 IC201 ...POWER CONTROL C304 1 C301 0.1 CN301 16P VC VCC E D A B C F GND LD VR PD F+ T+ TF- SP+ SPSL+ SL- SCHEMATIC DIAGRAM...Function Description. CH1PUTF CH1OUTR CH2OUTF CH2OUTR POWVCC CNF4 GND C224 0.1 FOCUS/TRUCKING COIL DRIVER, SLED/SPINDLE MOTOR DRIVER IC402 BA5947FM CH3RIN CH3FIN CH4IN CH4CAPA VREF OPOUT PREVCC CH4OUTR CH4OUTF CH3OUTF CH3OUTR POWVCC MUTE GND C405 0.1 SPSP+ SLSL+ C406 0.1 No mark:CD PLAY S201 (LIMIT) OPTICAL PICK-UP BLOCK KSM-213DCP/C2NP M401 (SPINDLE) M402 (SLED) HCD-EC50...
... TRST VSS VDD IOVDD2 DOUT TEST TES1 IOVSS2 PLLVDD PLLVSS XVSS ...COUT SVSS RF AMP,DSP,MP3 IC201 ...POWER CONTROL C304 1 C301 0.1 CN301 16P VC VCC E D A B C F GND LD VR PD F+ T+ TF- SP+ SPSL+ SL- SCHEMATIC DIAGRAM...Function Description. CH1PUTF CH1OUTR CH2OUTF CH2OUTR POWVCC CNF4 GND C224 0.1 FOCUS/TRUCKING COIL DRIVER, SLED/SPINDLE MOTOR DRIVER IC402 BA5947FM CH3RIN CH3FIN CH4IN CH4CAPA VREF OPOUT PREVCC CH4OUTR CH4OUTF CH3OUTF CH3OUTR POWVCC MUTE GND C405 0.1 SPSP+ SLSL+ C406 0.1 No mark:CD PLAY S201 (LIMIT) OPTICAL PICK-UP BLOCK KSM-213DCP/C2NP M401 (SPINDLE) M402 (SLED) HCD-EC50...
Service Manual
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...Q507 B-8 Q801 B-4 Q802 B-4 J101 SPEAKER (IMPEDANCE USE 6Ω) + R - No. PRINTED WIRING BOARD - F HCD-EC50 AK A/K AK A/K K AA S2 S1 S3 K A A S2 S1 A/K KA VT K AA E E 1 5 IC801 S2 S1 S1 TUNER GND E E 5 1 E ...TAPE MECHANISM DECK JACK BOARD J105 AUDIO IN 1 (CHASSIS) J102 8 PHONES 11 1-868-531- (11) • Semiconductor Location Ref. 6-6. MAIN SECTION - • See page 17 for Circuit Boards Location. :Uses unleaded solder. 1 2 3 4 5 6 7 8 HCD-EC50 9 A MAIN BOARD AMP BOARD C WH102 (Page 29) B CNP802 ANTENNA FM/AM CF802,CF803 C D B AMP...
...Q507 B-8 Q801 B-4 Q802 B-4 J101 SPEAKER (IMPEDANCE USE 6Ω) + R - No. PRINTED WIRING BOARD - F HCD-EC50 AK A/K AK A/K K AA S2 S1 S3 K A A S2 S1 A/K KA VT K AA E E 1 5 IC801 S2 S1 S1 TUNER GND E E 5 1 E ...TAPE MECHANISM DECK JACK BOARD J105 AUDIO IN 1 (CHASSIS) J102 8 PHONES 11 1-868-531- (11) • Semiconductor Location Ref. 6-6. MAIN SECTION - • See page 17 for Circuit Boards Location. :Uses unleaded solder. 1 2 3 4 5 6 7 8 HCD-EC50 9 A MAIN BOARD AMP BOARD C WH102 (Page 29) B CNP802 ANTENNA FM/AM CF802,CF803 C D B AMP...
Service Manual
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PRINTED WIRING BOARD - STOP L M l m x D E F G + DSGX - CD MECHNISM DECK E E E E E E E E DISC 3 PLAY MODE TUNING MODE EQ B C A ROTARY ENCODER VOLUME E A/K KA E E E DISC 2 DISC 1 26 27 21 DISC SKIP/ EX-CHANGE D MAIN BOARD CNS111 (Page 23) SW701 - 706, SW708 - 716, SW719 - 721 11 1-868-529- (11) HCD-EC50 27 27 HCD-EC50 • Semiconductor Location Ref. No. D701 D702 D703 Location B-3 B-3 F-5 IC701 B-5 IC703 B-6 LED701 B-3 LED702 B-7 Q661 G-5 Q662 G-5 Q663 G-5 Q664 G-5 Q665 G-3 Q666 G-3 Q667...
PRINTED WIRING BOARD - STOP L M l m x D E F G + DSGX - CD MECHNISM DECK E E E E E E E E DISC 3 PLAY MODE TUNING MODE EQ B C A ROTARY ENCODER VOLUME E A/K KA E E E DISC 2 DISC 1 26 27 21 DISC SKIP/ EX-CHANGE D MAIN BOARD CNS111 (Page 23) SW701 - 706, SW708 - 716, SW719 - 721 11 1-868-529- (11) HCD-EC50 27 27 HCD-EC50 • Semiconductor Location Ref. No. D701 D702 D703 Location B-3 B-3 F-5 IC701 B-5 IC703 B-6 LED701 B-3 LED702 B-7 Q661 G-5 Q662 G-5 Q663 G-5 Q664 G-5 Q665 G-3 Q666 G-3 Q667...
Service Manual
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... data request signal output to the system controller I CD serial data transfer clock signal input from the system controller I MP3 serial data input from the system controller I MP3 serial data latch pulse signal input from the system controller I MP3 data request signal input from the system controller O MP3 acknowledge signal output to the coil/motor driver 33 HCD-EC50 • IC Pin Function Description BD83S BOARD IC201 CXD3014A-201R (RF AMP, DSP, MP3...
... data request signal output to the system controller I CD serial data transfer clock signal input from the system controller I MP3 serial data input from the system controller I MP3 serial data latch pulse signal input from the system controller I MP3 data request signal input from the system controller O MP3 acknowledge signal output to the coil/motor driver 33 HCD-EC50 • IC Pin Function Description BD83S BOARD IC201 CXD3014A-201R (RF AMP, DSP, MP3...
Service Manual
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... block I B signal input from the optical pick-up block I C signal input from the optical pick-up block I D signal input from the optical pick-up block laser diode I Equalizer cut off , "H": laser on /off control signal output to ground) I CD serial data input from the system controller I Light amount monitor input from the system controller - Power supply terminal (+2.5V) - Connected to ground Ground terminal I Test terminal (Connected to the automatic power control circuit O "L": laser off frequency adjustment terminal - HCD-EC50 Pin...
... block I B signal input from the optical pick-up block I C signal input from the optical pick-up block I D signal input from the optical pick-up block laser diode I Equalizer cut off , "H": laser on /off control signal output to ground) I CD serial data input from the system controller I Light amount monitor input from the system controller - Power supply terminal (+2.5V) - Connected to ground Ground terminal I Test terminal (Connected to the automatic power control circuit O "L": laser off frequency adjustment terminal - HCD-EC50 Pin...
Service Manual
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...écifié. SECTION 8 ELECTRICAL PARTS LIST HCD-EC50 Ver. 1.3 AMP NOTE: • Due to standardization, replacements in the parts list may have some difference from the parts specified in the diagrams or the components used on the set. • -XX and -X mean standardized parts, so they are seldom required for routine service. No. The components identified by reference number, please include the board name...
...écifié. SECTION 8 ELECTRICAL PARTS LIST HCD-EC50 Ver. 1.3 AMP NOTE: • Due to standardization, replacements in the parts list may have some difference from the parts specified in the diagrams or the components used on the set. • -XX and -X mean standardized parts, so they are seldom required for routine service. No. The components identified by reference number, please include the board name...
Service Manual
Page 53
... printed wiring boards, schematic diagrams and electrical parts list about printed wiring boards suffix-14. Refer to original service manual (9-879-904-0[]) for destination AUS, E3, KR, SP models. Parts number of printed wiring board changed to suffix-14 from suffix-11. It has any difference between suffix-11 and suffix-14. HCD-EC50 SERVICE MANUAL Ver. 1.3 2006.03 SUPPLEMENT-1 US Model Canadian Model AEP Model UK Model E Model Australian Model Subject...
... printed wiring boards, schematic diagrams and electrical parts list about printed wiring boards suffix-14. Refer to original service manual (9-879-904-0[]) for destination AUS, E3, KR, SP models. Parts number of printed wiring board changed to suffix-14 from suffix-11. It has any difference between suffix-11 and suffix-14. HCD-EC50 SERVICE MANUAL Ver. 1.3 2006.03 SUPPLEMENT-1 US Model Canadian Model AEP Model UK Model E Model Australian Model Subject...
Service Manual
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... by mark 0 or dotted line with a VOM (Input impedance 10 MΩ). Other Section - Replace only with a oscilloscope. F : TUNER (FM) f : TUNER (AM) J : CD d : AUX E : PB (TAPE) a : REC (TAPE) • Abbreviation AUS : Australian model CET : East Europian and Russian models CND : Canadian model E3 : 240V AC area in Ω and 1/4 W or less unless otherwise specified. • f : internal component. • 2 : nonflammable resistor. • 5 : fusible resistor. •...
... by mark 0 or dotted line with a VOM (Input impedance 10 MΩ). Other Section - Replace only with a oscilloscope. F : TUNER (FM) f : TUNER (AM) J : CD d : AUX E : PB (TAPE) a : REC (TAPE) • Abbreviation AUS : Australian model CET : East Europian and Russian models CND : Canadian model E3 : 240V AC area in Ω and 1/4 W or less unless otherwise specified. • f : internal component. • 2 : nonflammable resistor. • 5 : fusible resistor. •...
Service Manual
Page 60
...I-4 Q667 I-4 Q668 I DECK J DSGX E E E E E E E E Z DISC 3 PLAY MODE TUNING MODE C B A VOLUME EQ 27 1 E E E E DISC SKIP/ EX-CHANGE DISC 2 DISC 1 D MAIN BOARD CNS111 ( SUPPLEMENT-1 Page 4 HCD-EC50 8 8 • Semiconductor Location Ref. PANEL BOARD - 1 A B C AEP,UK,CET D Z MAIN BOARD CN102 ( SUPPLEMENT-1 Page 4 E :Uses unleaded solder. 2 3 4 5 6 7 8 DISPLAY E (BACK LIGHT) E E E E E A A K E FUNCTION TUNING + L M (LIQUID CRYSTAL DISPLAY) IC701 1 3 IC703 EXCEPT US, CND EXCEPT US, CND, E3 US, CND TUNER/ BAND CD ^ TUNING - STOP 9 10...
...I-4 Q667 I-4 Q668 I DECK J DSGX E E E E E E E E Z DISC 3 PLAY MODE TUNING MODE C B A VOLUME EQ 27 1 E E E E DISC SKIP/ EX-CHANGE DISC 2 DISC 1 D MAIN BOARD CNS111 ( SUPPLEMENT-1 Page 4 HCD-EC50 8 8 • Semiconductor Location Ref. PANEL BOARD - 1 A B C AEP,UK,CET D Z MAIN BOARD CN102 ( SUPPLEMENT-1 Page 4 E :Uses unleaded solder. 2 3 4 5 6 7 8 DISPLAY E (BACK LIGHT) E E E E E A A K E FUNCTION TUNING + L M (LIQUID CRYSTAL DISPLAY) IC701 1 3 IC703 EXCEPT US, CND EXCEPT US, CND, E3 US, CND TUNER/ BAND CD ^ TUNING - STOP 9 10...
Service Manual
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... numéro spécifié. When indicating parts by mark 0 or dotted line with part number specified. ELECTRICAL PARTS LIST HCD-EC50 Ver. 1.3 AMP NOTE: • Due to standardization, replacements in the parts list may have some difference from the original one. • RESISTORS All resistors are in ohms. METAL: Metal-film resistor. Description • Items marked "*" are...
... numéro spécifié. When indicating parts by mark 0 or dotted line with part number specified. ELECTRICAL PARTS LIST HCD-EC50 Ver. 1.3 AMP NOTE: • Due to standardization, replacements in the parts list may have some difference from the original one. • RESISTORS All resistors are in ohms. METAL: Metal-film resistor. Description • Items marked "*" are...
