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ICF-CD823L

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5-3. SCHEMATIC DIAGRAM – MAIN SECTION (1/2) –

• Refer to page 13 for Waveforms.

• Refer to page 25 for IC Pin Function Description.

• Refer to page 26 for IC Block Diagrams.

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Содержание Dream Machine ICF-CD823L

Страница 1: ...easurable limit Radio section Frequency range Band Channel step FM 87 5 108 MHz 0 05 MHz MW 531 1 602 kHz 9 kHz LW 153 279 kHz 9 kHz General Time display North and South America and Australia 12 hour system Other countries 24 hour system Speaker 77 mm 3 1 8 inches dia 4 Ω Output i headphones jack ø 3 5 mm stereo minijack except North American model Power outputs 1 2 W 1 2 W at 10 harmonic distorti...

Страница 2: ... 7 IC PIN FUNCTION DESCRIPTION 25 5 8 IC BLOCK DIAGRAMS 26 6 EXPLODED VIEWS 6 1 LOWER CABINET SECTION 29 6 2 UPPER CABINET SECTION 30 6 3 OPTICAL PICK UP SECTION KSM 213CDM 31 7 ELECTRICAL PARTS LIST 32 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 ...

Страница 3: ...the objective lens NOTES ON HANDLING THE OPTICAL PICK UP BLOCK OR BASE UNIT CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure This Compact Disc player is classified as a CLASS 1 LASER product The CLASS 1 LASER PRODUCT label is located on the bottom exterior CHUCK PLATE JIG ON REPAIRING On repairing CD se...

Страница 4: ...te and within 2 seconds press it again for the year The display shows the date or year for a few seconds and then changes back to the current time To set the current time rapidly hold down CLOCK or The clock system varies depending on the model you own 12 hour system AM 12 00 midnight 24 hour system 0 00 midnight In step 6 when you press CLOCK after the minute setting to activate the clock the sec...

Страница 5: ... given SECTION 2 DISASSEMBLY Optical pick up block KSM 213CDM Transformer board Main board Cabinet lower Set Panel front sub assy 2 Two screws P 3 14 3 Three screws P 3 14 5 Cabinet lower 4 Connector 1 Four screws BVTP 3 10 The equipment can be removed using the following procedure ...

Страница 6: ...sy 0 Flat cable 2 Connector 8 Screw P 3 10 5 Screw P 3 10 7 Key upper board qa Connector 9 Screw P 3 10 qs Main board 3 Connector 6 Connector 5 Knob alarm A 3 Three screws BTP 2 6 6 2 Key front board 4 Dial alarm assy 7 Panel front sub assy 1 Four screws BTP 2 6 6 6 Button alarm A ...

Страница 7: ...t 4 Two screws 2 6 10 3 Two screws 2 6 10 5 Optical pick up block KSM 213 CDM 1 Screw P 3 10 2 4 OPTICAL PICK UP BLOCK KSM 213CDM 3 Two screws BTP 3 10 4 Heat sink 5 Transformer board 1 Screw BTP 3 10 Power board power cord 2 Stopper cord ...

Страница 8: ...s button The sled can be moved to the outermost track by pressing the plus button When the BAND button is pressed the machine enters the CLVA servo ON and the mute is turned OFF if data is read successfully When the following button is pressed the corresponding operations are performed a 1 Setting the 1 track jump b 2 Setting the 10 track jump c 3 Setting the 100 track jump Afterwards the desired ...

Страница 9: ...utton BAND button OFF button 1 2 3 4 5 jump has been set Execntes the setting of jump Sets the respective setup valnes TRACKING GAIN UP Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y N N CD TEST 2 FOCUS OK Rough servo button button BAND button BAND button OFF button OFF button CD button CD button CD button CD STOP Servo ON Sled maement TEST MODE END The second music played back Y Y Y N Y Y Y Y Y Y Y ...

Страница 10: ... switch RADIO BAND switch MW LW signal 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 FM RF signal generator 75 kHz frequency deviation by 1 kHz signal Output level as low as possible 0 01 µF FM lead wire antenna terminal level meter set J301 phones 32 Ω TUNER SECTION 0 dB 1 µV Frequency counter 75 500 76 5...

Страница 11: ...T1 74 L OUT2 7 DATA 9 CLK 8 XLAT 4 SQCK 57 SCOR 5 SQSO 71 XTAI 72 XTAO 17 XLDON MUTE X501 16 9344MHz C DATA 77 C CLOCK 75 C LATCH 76 C SQCK 56 C SQSO 54 C SENS 52 6 SENS C MUTE 55 13 14 FM IF AM IF FM AM FRONT END 15 BAND C SCOR 49 F IN SL IN T IN F IN MAIN BOARD ANT1 18 20 22 19 24 FM RF IN FM RF OUT FM OSC AM RF AM OSC BPF1 B P F 3 1 IC1 CF3 10 7MHz T1 AM IFT MUTE Q101 MUTE CONT Q302 S501 DOOR S...

Страница 12: ... ICF CD823L 14 15 16 5 3 SCHEMATIC DIAGRAM MAIN SECTION 1 2 Refer to page 13 for Waveforms Refer to page 25 for IC Pin Function Description Refer to page 26 for IC Block Diagrams ...

Страница 13: ...ICF CD823L 17 18 19 5 4 SCHEMATIC DIAGRAM MIAN SECTION 2 2 Refer to page 13 for Waveforms Refer to page 26 for IC Block Diagrams ...

Страница 14: ...8 388 11 11 TO KEY FRONT BOARD C11 R10 B TO BACK LIGHT BOARD C TO KEY UPPER BOARD A TO MOTOR 6P BOARD F TO TRANSFORMER BOARD TO HEADPHONE BOARD TO OPTICAL PICK UP BLOCK KSS 213C D E L3 L4 CT2 CT3 CT4 D5 C62 X51 C51 CN401 CN402 CN403 S501 DOOR SW RV1 CF1 C17 C18 C20 L2 L1 C65 C15 BPF1 CF3 CF2 T1 16 15 30 C25 C23 C566 C584 C580 C511 C515 C521 C524 C526 C559 C599 X501 CN502 Q501 C105 C106 C103 C203 C...

Страница 15: ...3 4 5 6 7 8 9 10 TO MAIN BOARD A TO MAIN BOARD B TO MAIN BOARD E TO MAIN BOARD F TO DIAL ALARM CLOCK S716 CLOCK S707 OFF S703 1 S708 2 S712 3 S711 CD PLAY MODE S713 WAKE UP TRACK SNOOZE DATA SLEEP OFF S704 4 S709 5 S706 BAND S710 RADIO S705 CD S720 ALARM B S718 D S T S715 S701 S702 S717 BUZZER RADIO CN701 BH702 1 11 BH701 1 9 TUNING D404 D403 D402 L251 L151 L351 BH351 CNP352 SP101 L ch SP201 R ch ...

Страница 16: ...tput Main system clock input 4 19 MHz Ground System power supply Sub system clock output Sub system clock input 32 kHz Normally not used Used for writing CD CLK output CD LAT output CD data output Not used Pin Name VDD1 BIAS VLC0 2 VSS1 COM0 3 COM3 15 NC VERSION0 2 NC KR01 3 KS0 3 AVDD AVREF KR0 4 KR00 DOOR IN AVSS C SCOR C SENS2 AC IN C SENS1 BUZZER C SQSO C MUT C SQCK C RST AMUT DC ON RADIO ON R...

Страница 17: ...M4 TM7 TM5 TM3 VEE VEE TG2 VCC FS1 FS2 FS4 TG1 TM1 DFCT DFCT VEE VCC ISET VCC VCC FZC COMP VCC VCC VEE TZC COMP ATSC WINDOW COMP E F BALANCE WINDOW COMP TOG1 BAL1 BAL2 BAL3 BAL4 IFB1 IFB2 IFB3 IFB4 IFB5 IFB6 TOG2 TOG3 TOG4 E IV AMP F IV AMP PD2 IV AMP PD1 IV AMP VCC APC VCC VEE TGFL VEE VEE VEE LASER POWER CONTROL FE AMP RF SUMMING AMP FO BIAS WINDOW COMP FOK TRK GAIN WINDOW COMP VCC DFCT VCC VCC ...

Страница 18: ... 20 23 22 21 VSS LMUTE RMUTE SQCK SQSO SENS DATA XLAT CLOK SEIN CNIN DATO XLTO CLKO SPOA SPOB XLON FOK VDD VSS MDP PWMI TES0 TES1 VPCO1 VCKI VCTL V16M PCO FILO FILI AVSS CLTV AVDD RF BIAS ASYI ASYO LRCK LRCKI PCMD PCMDI BCK BCKI VSS VDD XUGF XPCK GFS C2PO XTSL C4M DOUT EMPH ENPHI WFCK SCOR SBSO EXCK VSS VDD SYSM AVSS AVDD AOUT1 AIN1 LOUT1 AVSS XVDD XTAI XTAO XVSS AVSS LOUT2 AIN2 AOUT2 AVDD AVSS XR...

Страница 19: ...ne with mark 0 are critical for safety Replace only with part number specified Ref No Part No Description Remarks Ref No Part No Description Remarks 1 3 045 074 01 WINDOW CD 2 3 045 079 01 SPRING CD 3 3 045 066 01 LID CD 4 3 045 069 01 BUTTON SNOOZE 5 3 045 064 21 CABINET LOWER 6 3 368 852 01 FOOT 7 1 678 392 11 TRANSFORMER BOARD 08 1 555 795 00 CORD POWER AEP 08 1 696 572 11 CORD POWER UK 11 3 02...

Страница 20: ...PER BOARD 64 3 910 116 01 COVER CD 65 3 910 095 31 RUBBER VIBRATION PROOF 66 3 921 725 01 SCREW 2 6X10 PWH 67 3 931 379 01 RUBBER VIBRATION PROOF 68 1 777 955 11 WIRE FLAT TYPE 16 CORE 69 3 048 293 01 COVER UNIT 70 3 351 377 11 DAMPER 71 3 045 072 01 HOLDER LCD 72 1 639 678 12 MOTOR 6P BOARD 73 1 678 393 11 HEADPHONE BOARD 74 X 3378 845 1 NET ASSY SP101 1 504 460 11 SPEAKER 7 7cm L CH SP201 1 504 ...

Страница 21: ... composants identifiés par une marque 0 sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié M572 M571 104 102 not supplied 103 101 4 101 8 848 483 05 OPTICAL PICK UP KSS 213CDM 102 2 626 907 01 GEAR A 103 2 627 003 02 GEAR B RP 104 2 626 908 01 SHAFT SLED M571 X 2625 769 1 GEAR ASSY MB MOTOR SLED M572 X 2626 202 1 CHASSIS ASSY MB RP SPINDLE 4 7 685 649 79 ...

Страница 22: ...HIP 0 0047uF 5 50V C717 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V C718 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V CONNECTOR CN701 1 568 271 11 SOCKET CONNECTOR 5P JUMPER JC702 1 216 295 91 SHORT 0 SWITCH S715 1 692 014 11 SWITCH KEY BOARD CLOCK S716 1 692 014 11 SWITCH KEY BOARD CLOCK S717 1 692 014 11 SWITCH KEY BOARD CLOCK S718 1 692 014 11 SWITCH KEY BOARD D S T S720 1 692 181 21 SWITCH SLIDE ALAR...

Страница 23: ...MIC CHIP 100PF 5 50V C58 1 162 927 11 CERAMIC CHIP 100PF 5 50V C59 1 162 927 11 CERAMIC CHIP 100PF 5 50V C61 1 163 133 00 CERAMIC CHIP 470PF 5 50V C62 1 136 171 00 MYLAR 0 33uF 5 00 50V C63 1 163 021 91 CERAMIC CHIP 0 01uF 10 00 50V C64 1 163 021 91 CERAMIC CHIP 0 01uF 10 00 50V C65 1 126 947 11 ELECT 47uF 20 00 35V C66 1 163 021 91 CERAMIC CHIP 0 01uF 10 00 50V C67 1 162 970 11 CERAMIC CHIP 0 01u...

Страница 24: ...RAMIC CHIP 0 1uF 10 00 16V C551 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C552 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C553 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C554 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C555 1 164 315 11 CERAMIC CHIP 470PF 5 00 50V C556 1 163 251 11 CERAMIC CHIP 100PF 5 00 50V C557 1 164 227 11 CERAMIC CHIP 0 022uF 10 25V C558 1 107 823 11 CERAMIC CHIP 0 47uF 10 00 16V C55...

Страница 25: ...42 IC BA6898FP HOLDER KH901 1 573 287 11 HOLDER CABLE 2P COIL L1 1 406 545 11 COIL AIR CORE L2 1 416 459 11 COIL AIR CORE L3 1 501 975 11 ANTENNA FERRITE ROD LW MW L4 1 406 485 11 COOL OSC L401 1 216 295 91 SHORT 0 L402 1 216 295 91 SHORT 0 L404 1 216 295 91 SHORT 0 L405 1 216 295 91 SHORT 0 L551 1 216 295 91 SHORT 0 L552 1 216 295 91 SHORT 0 L553 1 216 295 91 SHORT 0 LIQUID CRYSTAL DISPLAY LCD401...

Страница 26: ...CHIP 100 5 1 10W R357 1 216 025 91 RES CHIP 100 5 1 10W R401 1 216 849 11 METAL CHIP 220K 5 1 16W R403 1 216 847 11 METAL CHIP 150K 5 1 16W R404 1 216 847 11 METAL CHIP 150K 5 1 16W R405 1 216 847 11 METAL CHIP 150K 5 1 16W R406 1 216 821 11 METAL CHIP 1K 5 1 16W R407 1 216 821 11 METAL CHIP 1K 5 1 16W R408 1 216 821 11 METAL CHIP 1K 5 1 16W R409 1 216 821 11 METAL CHIP 1K 5 1 16W R410 1 216 821 1...

Страница 27: ...W R528 1 216 844 11 METAL CHIP 82K 5 1 16W R529 1 216 851 11 METAL CHIP 330K 5 1 16W R530 1 216 847 11 METAL CHIP 150K 5 1 16W R531 1 216 101 00 METAL CHIP 150K 5 1 10W R532 1 216 105 91 RES CHIP 220K 5 1 10W R551 1 216 821 11 METAL CHIP 1K 5 1 16W R552 1 216 821 11 METAL CHIP 1K 5 1 16W R553 1 216 821 11 METAL CHIP 1K 5 1 16W R554 1 216 821 11 METAL CHIP 1K 5 1 16W R555 1 216 841 11 METAL CHIP 47...

Страница 28: ... LF901 1 424 150 11 TRANSFORMER LINE FILTER TRANSFORMER 0T901 1 435 579 31 TRANSFORMER POWER MISCELLANEOUS 08 1 555 795 00 CORD POWER AEP 08 1 696 572 11 CORD POWER UK 12 1 452 732 11 MAGNET 68 1 777 955 11 WIRE FLAT TYPE 16 CORE 101 8 848 483 05 OPTICAL PICK UP KSS 213CDM S501 1 692 960 11 SWITCH PUSH 1 KEY DOOR SW M571 X 2625 769 1 GEAR ASSY MB MOTOR SLED M572 X 2626 202 1 CHASSIS ASSY MB RP SPI...

Страница 29: ...39 ICF CD823L MEMO ...

Страница 30: ...n allows you to jump to the revised page Also clicking the version at the upper right on the revised page allows you to jump to the next revised page Ver Date Description of Revision 1 1 2001 04 Correction of exploded views RPC 01003 1 0 2000 05 New ...

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