Harman Kardon CDR2 Technical Manual
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Harman Kardon CDR2 Technical Manual

Dual-tray cd-r/cd-rw recorder/player
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The Harman Kardon
Model CDR2
Dual-Tray CD-R/CD-RW Recorder/Player
T T echnical Manual
harman/kardon
250 Crossways Park Drive, Woodbury, New York 11797
www.harmankardon.com
© 1999 Harman Kardon, Incorporated
Part #3828R-B004A

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  • Page 1 The Harman Kardon Model CDR2 Dual-Tray CD-R/CD-RW Recorder/Player T T echnical Manual harman/kardon 250 Crossways Park Drive, Woodbury, New York 11797 www.harmankardon.com © 1999 Harman Kardon, Incorporated Part #3828R-B004A...

  • Page 2: Table Of Contents

    CONTENTS SPECIFICATIONS ........... 2 I/F Board<for Dragon, and Down Load> ....57 COMPONENTS AND THEIR FUNCTIONS ..... 3 EXPLODED VIEW/PARTS LIST ......60 INTERNAL VIEW ............. 6 CD-RECORD MACHANISM ........62 DISASSEMBLY PROCEDURES ......7 SCHEMATIC DIAGRAMS ........63 BLOCK DIAGRAM ..........13 PCB LAYOUT ............

  • Page 3: Components And Their Functions

    COMPONENTS AND THEIR FUNCTIONS FRONT PANEL REAR PANEL – œ Play (CDP)-Deck Analog Output Record (CDR)-Deck Optical-Digital Input —  ecord (CDR)-Deck Analog Output Record (CDR)-Deck Optical-Digital Output ˜ ž Record (CDR)-Deck Analog Input Play (CDP)-Deck Optical-DIgital Output ™ ➓ Play (CDP)-Deck Coaxial-Digital Output Remote IR Input š...

  • Page 4: Front Panel

    FRONT PANEL Power Switch : Press this switch to apply power to the Speed : Press this button to select the recording speed CDR 2. When the unit is firstturned on, the Status-Mode for internal dubs. Indicator surrounding the switch will turn green. Once Record-Deck Open : Press this button to open the the unit has been turned on with this switch, it may be Record Deck...

  • Page 5: Rear Panel

    Play-Deck Play : Press this button to begin playback of compatible Harman Kardon product to this jack. This will a CD in the Play Deck or the dub-bing process. enable the remote control to operate even when the front- panel Remote Sensor blocked.

  • Page 6: Internal View

    INTERNAL VIEW TOP VIEW – › POWER P.C. BOARD (PCB-1) CDR P.C. BOARD (PCB-4) — œ IO P.C. BOARD (PCB-2) FRONT P.C. BOARD (PCB-5) ˜  CDP MECHANISM ASSY (MECHA-1) HEADPHONE P.C. BOARD (PCB-6) ™ ž CDR MECHANISM ASSY (MECHA-2) REC VOLUME P.C.

  • Page 7: Disassembly Procedures

    DISASSEMBLY PROCEDURES 1. PCB-(POWER SWITCH) REMOVAL <Fig 1> – — 1. Power on and press open buttons in Fig.1 ˜ ™ 2. Remove the CD Door by pulling it toward you gently. 2. CABINET TOP REMOVAL <Fig 2> – œ 1.
  • Page 8 3. FRONT PANEL ASSEMBLY REMOVAL <Fig 3> – 1. Detach the connector in Fig.3 – œ 2. Remove the front panel by hook-off in Fig.3 and pulling it toward you gently. 3. Detach the connector 4. POWER LEVER ASSEMBLY REMOVAL <Fig 4>...
  • Page 9 5. PCB-1(Power) REMOVAL <Fig 5> – ˜ 1. Detach the connector in Fig.5 ™ ➓ 2. Remove screws in Fig.5, and then remove PCB-1. 6. PCB-2(I/O) REMOVAL 7 15 14 13 10 9 <Fig 6> – ™ 1. Detach the connector in Fig.6 š...
  • Page 10 7. MECHA-1 (CDP) ASSEMBLY REMOVAL <Fig 7> – ™ 1. Remove screws in Fig.7 š 2. Detach the connector in Fig.7, and the remove the Mecha-1. 8. MECHA-2 (CDR) ASSEMBLY REMOVAL <Fig 8> – ™ 1. Remove screws in Fig.8 2.
  • Page 11 9. PCB-5 (Front) REMOVAL ™ š — – ˜ › œ <Fig 9> – ˜ 1. Remove screws in Fig.9 2. Pull-out the PCB-5 from the Front Panel. 10. PCB-6(Headphone) Removal. › œ 1. Remove screws in Fig.9 › 2. Pull-out the Rotate Volume in Fig.1 from the PCB-6(Headphone).
  • Page 12 13. PCB-4(CDR) REMOVAL – ˜ 1. Pull-out the PCB-4 by hook-off in Fig.11 from the MECHA-2(CDR) ™ œ 2. Detach the connector in Fig.11 ™ 3. Remove the PCB-4 from the MECHA-1(CDR) š – — › œ <Fig 11> ˜ - 12 -...

  • Page 13: Block Diagram

    BLOCK DIAGRAM 1. AK8563 ➀ Block Diagram - 13 -...
  • Page 14 ➁ Pin Functions Pin Number Designator Functions AVDD3 Analog Positive Power Source Pin FPDIN Laser Monitor Diode Contact Pin FVREF Reference Voltage Level Input Pin for APC FPDO Laser Monitor Output (Connect I/V conversion resistor between FPDIN)/Laser Monitor Voltage Input WREF Power Setting Voltage Input for Write APC VWDC...
  • Page 15 Pin Number Designator Functions AVSS2 Analog Ground Pin AVDD2 Analog Positive Power Source Pin XRST Register Reset Pin. "L" Register Initialization WLDON Write LD Control Input. "L" Write APC Setting to Zero, "H" LD 0N AGCON Wobble AGC Enable Input. "H" AGC ON, "L" AGC reset TESTAGC Test Pin ATFM...
  • Page 16 2. RL5E808 ➀ Block Diagram DEFS RD(15:0) DSFS Subcode ROEB Subcode if SUBIN RCAS0B Operator SUBCK RCAS1B:RWE1B RWE0B DRAM if RRAS0B RA11:RRAS1B RA10:RRAS2B LRCKIN RA9:RRAS3B SDIN RA(8:0) CD-DA if BTCK Buffer C2PO Manager DASPB CS3FXB CS1FXB CIRC RAM if Encoder DIAGB IOCS16B ATAPI if...
  • Page 17 3. M56788 ➀ Block Diagram VBS1 VBS2 VBS2 IN3- IN3+ IN1+ VBS1 OUT3 IN1- OUT1 CH3IN VBS2 VBS1 VM1(+) VM3(+) Vrefm1 Vrefm2 VM3(-) VM1(-) VBS1 VBS2 VM2(+) VM4(+) VM2(-) VREFO VM4(-) Hi:Sleep OUT2 BIAS VBS2 IN4- VBS1 VBS1 IN2- IN4+ IN2+ OUT4 VBS2...
  • Page 18 5. MN12511 ➀ Block Diagram D 1 5 ~ D 0 N S D I N S D O N S C K N C E - 18 -...
  • Page 19 CXD3011R-1 Block Diagram...
  • Page 20 Pin Functions...
  • Page 24 AK4393 Block Diagram...
  • Page 25 AK5351 Block Diagram...
  • Page 26 ➁ Pin Descriptions Pin Name FUNCTION AINR+ Right channel analog positive input pin AINR- Right channel analog negative input Pin VREF Voltage Reference output pin (VA-2.6V) Normally connected to VA with a 0.luF ceramic capacitor in parallel with a 10uF electrolytic capacitor. Analog section Analog Power Supply, +5V AGND Analog section Analog Ground...
  • Page 27 Pin Name FUNCTION CMODE Master Clock Selection pin "L": MCLK=256fs "H": MCLK=384fs SMODE1 Serial Interface Mode Select pin SMODE2 Defines the directions of LRCK, SCLK and FSYNC pins and Output Data Format. SMODE2 is pull-down pin. SMODE1 SMODE2 MODE LRCK Slave mode: MSB justified: :H/L Master mode: Similar to I...

  • Page 28: Troubleshooting Guide

    TROUBLESHOOTING GUIDE 1. Initial Lead-in Operation 2. Trouble List(Circuit) (In the Initial Lead-in Operation Mode) A. Pick-Up doesn’t move to the inner-track. B. Pick-Up lens doesn’t move up and down. C. Disc doesn’t rotate. D. The Laser(RED) of Pick-Up doesn’t light. E.

  • Page 33: Width

    Reset or Power Check...

  • Page 34: Width

    System Check...

  • Page 37: Width

    Tray Operation Abnormal...

  • Page 38: Width

    Sled Motor Operation Abnormal...

  • Page 39: Width

    Focus Actuator Operation Abnormal...

  • Page 40: Width

    Spindle Motor Operation Abnormal...

  • Page 41: Width

    RFDC Output Operation Abnormal...

  • Page 42: Width

    Focus Servo Unstable Tracking Servo Unstable...

  • Page 43: Width

    Spindle Control Abnormal1 Spindle Control Abnormal2...

  • Page 44: Width

    Disc Recognition Abnormal...

  • Page 45: Width

    Spindle Control Abnormal1 Spindle Control Abnormal2...

  • Page 46: Width

    Laser Operation Abnormal...

  • Page 47: Width

    LD Check (no reading)

  • Page 48: Width

    LD Check (no recording)

  • Page 50: Width

    Write Failure...

  • Page 51: Width

    Writing Part Check...

  • Page 52: Width

    ALPC Logic Circuit Check...

  • Page 53: Width

    - 53 -...

  • Page 54: Width

    - 54 -...

  • Page 55: Width

    ASIC IC 301( 74 , 105 , 107 BITSTR~1. IC 301( 80 , 86 , 88 - 58 -...

  • Page 56: Width

    U-COM IC 202( 12 , 14 , 16 12 , 14 - 59 -...

  • Page 57: Exploded View/Parts List

    EXPLODED VIEW/PARTS LIST MAIN SECTION REF.NO. PART NO DESCRIPTION 4940S-6939A KNOB POWER 3790S-M079A WINDOW POWER 3300S-X002A PLATE PET 6871RZ1963A PCB ASSY LED 4510S-1019A LEVER POWER 3580S-C108A DOOR PLAY 3580S-C105A DOOR ACDR 6721R-0301A MECHA Q1(PLAYER) 4405H-1068C MECHA E2 3610S-0192A FOOT BOTTOM 3140S-P913B CHASSIS MAIN 3790S-M072A...
  • Page 58 CD PLAY SECTION REF.NO. PART NO DESCRIPTION 4930H-1061A HOLDER ASSY CLAMP(Q1, ACDR) 4861R-D004A CLAMP ASSY Q1 & E2 ACDR 4931R-0033A HOLDER ASSY CLAMP(Q1, ACDR) 3390H-1016C TRAY DISC, BLACK) 4400H-1009A BELT GM-RT 1332A 4560H-1005A PULLEY MOTER(GM-R512) 4470H-115A GEAR LOADING(Q1) 4970H-1087A SPRING LEVER SWITCH 4510H-1033A LEVER SWITCH(Q1) 4680HP-2001A...
  • Page 59 CD RECORD SECTION REF.NO. PART NO DESCRIPTION 4861R-0005A CLAMP ASSY ACDR E2(4861H-0008A) 3390R-0007A TRAY DISC(E2, 3390H-1011C) 4400R-0007A BELT ACDR E2(4400H-1003A) 4560R-0009A PULLEY GEAR(E2, 4560H-1004A) 4681R-1022A MOTOR ASSY LOADING(E2, 4681H-1024A) 4470R-0059A GEAR LOADING(E2, 4470H-1015A) 4470R-0060A GEAR MIDDLE(E2, 4470H-1016A) 3040R-0030A BASE UP/DOWN(E2, 3040H-1059A) 3040R-0029A BASE MAIN(E2, 3040H-1035B) 4974R-0028A...
  • Page 60 CD RECORD TILE 1...
  • Page 61 CD RECORD - TILE 2...
  • Page 62 CD RECORD - TILE 3...
  • Page 63 CD RECORDII - TILE 1...
  • Page 64 CD RECORDII - TILE 2...
  • Page 65 CD RECORDII - TILE 3...
  • Page 66 CD RECORDII - TILE 4...
  • Page 67 CD PLAY - TILE 1...
  • Page 68 CD PLAY - TILE 2...
  • Page 69 CD PLAY - TILE 3...
  • Page 70 CD PLAY - TILE 4...
  • Page 71 AUDIO - TILE 1...
  • Page 72 AUDIO - TILE 2...
  • Page 73 AUDIO - TILE 3...
  • Page 74 FRONT SECTION...
  • Page 75 POWER SECTION...

  • Page 76: Pcb Layout

    PCB LAYOUT CD-PLAY TOP SECTION - 69 -...
  • Page 77 CD-PLAY BOTTOM SECTION - 70 -...
  • Page 78 CD-RECORD TOP SECTION CD-RECORD BOTTOM SECTION - 71 -...
  • Page 79 AUDIO TOP SECTION AUDIO BOTTOM SECTION - 72 -...
  • Page 80 FRONT SECTION - 73 -...
  • Page 81 POWER SECTION - 74 -...
  • Page 82 BLOCK DIAGRAM CD RECORD SECTION - 75 -...
  • Page 83 CD PLAY SECTION - 76 -...
  • Page 84 IO SECTION COAXIAL IN (1) 74HC04 74HC04 BUFFER BUFFER H/P OUT LRCK DATA BCLK BU4053 BU4053 AK4394 AK4394 ANALOG P OUTPUT (DAC) (DAC) POWER ANALOG R OUTPUT DOWN MUTE DEMPH 74HC04 RELAY ANALOG INPUT 74HC04 BU4053 BU4053 BUFFER BUFFER CDP/CDR CDP-DOUT COAXIAL P OUT TC4W53...

  • Page 85: Wiring Diagram

    WIRING DIAGRAM - 78 -...

  • Page 86: General Unit Parts List

    GENERAL UNIT PARTS LIST Ref. No. Part No. Description CHASSIS MISCELLANEOUS 564-036D PLUG CONTACT CORD,PHONE 564-036J CORD DIGIATL 1.5M 1365#30 6852R-N001A CORD 1.5M NAMIL REMOTE CONTROL 255-717A HEAT SINK DIODE(GSA-PA10/FA-5000) PT901 6170S-I03AH TRANSFORMER,POWER 6850R-GZ20Y CABLE,FLAT ACDR I/O PART P.C. BOARD CAPACITORS C101,106,120,123,127 0CE4766J618...
  • Page 87 Ref. No. Part No. Description CONNECTOR CN105 563-602P GIL-S/GIL-T 6PIN 60M/M UL1571 CN301 561-640J GL200-10P-TS P=2.0 HOLDER GSC CN602 563-602M GS IL-S10/T10 1571#28 320 28 3 CN606 563-602D P=2.0 GIL-S08/T08 1571#28 280 PN105 6630S-FB07P 00-6232-016-008-800 ELCO KOREA PN401 561-711F *WAFER,G/S GIL-S-06P-S2T2-EF PN501 561-715F GIL-G-06P-S3T2-E LG CABLE 6PIN...
  • Page 88 Ref. No. Part No. Description R228,238,239,401,408 0RH1001D622 1.0K 1/10W 5 D.R/TP R230,231 0RH2201D622 2.2K 1/10W 5 D.R/TP R249 0RH4701D622 4.7K 1/10W 5 D.R/TP R251,252,266,267 0RH0682D622 68 1/10W 5 D.R/TP R254,259 0RH3300D622 330 1/10W 5 D.R/TP R255,256,258,260,261 0RH3301D622 3.3K 1/10W 5 D.R/TP R406,415,416 0RH1201D622 1.2K 1/10W 5 D.R/TP...
  • Page 89 Ref. No. Part No. Description IC903 0ISS781200E KA78R12 TO-220 LD 1A REGL IC904 0IKE781200B KIA7812PI 12V 1A,KEC IC905 0IKE780500Q KIA7805API 3P TO-220 ST REGULA RESISTORS R903,907,908 0RD1002F608 10K 1/6W 5 TA26 R904 0RD1500F608 150 1/6W 5 TA26 R906 0RD1201F608 1.2K 1/6W 5 TA26 R912 0RD2201F608 2.2K 1/6W 5 TA26...
  • Page 90 Ref. No. Part No. Description R825,826,827,828,829 0RD0182F608 18 1/6W 5 TA26 R830 0RD0182F608 18 1/6W 5 TA26 R831 0RD0332F608 33 1/6W 5 TA26 R832 0RD0822F608 82 1/6W 5 TA26 R833 0RD1000F608 100 1/6W 5 TA26 SWITCH SW801,802,803,804,805 558T026A EVQ-214 04M MATSUSHITA NON 0V SW806,807,808,809,810 558T026A EVQ-214 04M MATSUSHITA NON 0V...
  • Page 91 Ref. No. Part No. Description C206,209,214,224,306 0CH1104K946 0.1UF 50V Z Y5V(F) 2012 R/TP C208,218 0CH4221K412 220P 50V J COG 1.6X0.8 R/TP C215,219,414 0CH1473H942 0.0470UF 25V Z Y5V(F) 1608 R/T C216 0CH4151K412 150P 50V J COG 1.6X0.8 R/TP C217 0CH1332K562 3300P 50V K X7R 1.6X0.8 R/TP C221,222 0CH4220K442 22PF 50V J N220 1508 R/TP...
  • Page 92 Ref. No. Part No. Description IC301 0IMI567880A M56788FP 42 SSOP TP DRIVE IC302 0ITO453000C TC4W53FU SSOP 8PIN IC401 0ISA119950A LB11995H-TLM 28P HSOP TP MOTOR IC501 0IHI643062A HD64F3062FBL20 FB-100B BK CD-R IC502 0ITR613002C XC61AN3002PR(SOT89) 3V 3K/TP IC601 0IRH393900A BA3939FP-E2 IC602 0IRH405320A BU4053BCF-E2 16PIN,SOIC TP TTL RESISTORS R101,102,103...
  • Page 93 Ref. No. Part No. Description R535,543,545,546,548 0RH3300C622 330 1/16W 5 D.R/TP R549,550,552,561 0RH3300C622 330 1/16W 5 D.R/TP R555 0RH0000C622 0 1/16W 5 D.R/TP R556,601 0RH4701C622 4.7K 1/16W 5 D.R/TP R557,558,567,568,602 0RH1000C622 100 1/16W 5 D.R/TP R603,604,605,606,607 0RH1000C622 100 1/16W 5 D.R/TP RESONATOR X501 6212HA0202A...
  • Page 94 Ref. No. Part No. Description C407 0CH1182K562 1800P 50V K X7R 1.6X0.8 R/TP C415,502,616 0CH4221K412 220P 50V J COG 1.6X0.8 R/TP C501,503,623,637,640 0CH1105F946 1UF 16V Z Y5V(F) 2012 R/TP C504,513,514,517,518 0CH1104K942 0.1UF 50V Z Y5V(F) 1508 R/TP C506,567 0CH1473H942 0.0470UF 25V Z Y5V(F) 1608 R/T C510 0CH1471K562 470P 50V K X7R 1.6X0.8 R/TP...
  • Page 95 Ref. No. Part No. Description C957,963,964,965,966 0CH1104H942 0.1000UF 25V Z Y5V(F) 1508 R/T C959 0CH4330K442 33PF 50V J N220 1508 R/TP C960,979 0CH7106F621 10UF 16V M 3528MM TP(-) COIL L306,308,601 6140H-B003G NLC322522T-100K 10MH L302,304,401,502,504 6140H-B003G NLC322522T-100K 10MH L505,602,901 6140H-B003G NLC322522T-100K 10MH CONNECTOR CN101 561-712D...
  • Page 96 Ref. No. Part No. Description IC506,614 0ITO466000F TC4W66FU SSOP8-P TP DUAL S/W IC551 0ISA119950A LB11995H-TLM 28P HSOP TP MOTOR IC552,610,910 0IJR340300A NJM3403AV-TE1 OP AMP IC556 0IJR210000B NJM2100V DUAL OP AMP,JRC IC601 0IAK856300A AK8563 80,LQFP BK ANALOG SIGSA IC604 0IET224500A EL2245CS SO8 TP ALPC 2CH OP AM IC605 0IRH406600A BU4066BCFV.
  • Page 97 Ref. No. Part No. Description R337,338,339,340,341 0RH1000C622 100 1/16W 5 D.R/TP R342,343,344,345,346 0RH1000C622 100 1/16W 5 D.R/TP R347,348,349,350,351 0RH1000C622 100 1/16W 5 D.R/TP R352,353,354,356,357 0RH1000C622 100 1/16W 5 D.R/TP R358,359,360,361,362 0RH1000C622 100 1/16W 5 D.R/TP R363,368,369,370,416 0RH1000C622 100 1/16W 5 D.R/TP R366 0RH3300C622 330 1/16W 5 D.R/TP...
  • Page 98 Ref. No. Part No. Description R649,651,668,679,684 0RH1000C622 100 1/16W 5 D.R/TP R670,686,687,998 0RH0000C622 0 1/16W 5 D.R/TP R677,694,864,971,972 0RH0000C622 0 1/16W 5 D.R/TP R692,696,697 0RH1001C422 1K 1/16W 1% D R/TP R701,702,703,704 0RH6801C622 6.8K 1/16W 5 D.R/TP R705,706,707,708 0RH1802C622 18K 1/16W 5 D.R/TP R710,906,925,975 0RH2201C622 2.2K 1/16W 5 D.R/TP...

  • Page 99: Package

    PACKAGE Polyethylene Bag Owner’s Guide 3880R-0004A 3828SND043A Important Safeguards 3840R-G001A Soft Sheet 694-003Q Cushion 3920R-0087A Carton Box 3890S-C093A - 92 -...

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