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Panasonic SA-PM37MD Service Manual
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Panasonic SA-PM37MD Service Manual

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ORDER NO. MD0108191C2
MD Stereo System
SA-PM37MD
Colour
(S)... Silver Type
Area
(EB)... Great Britain
TAPE SECTION
AR2 MECHANISM SERIES
CD SECTION
RAE0155Z-1V TRAVERSE DECK SERIES
MD SECTION
MR3 MECHANISM SERIES
SPECIFICATIONS
Specification
1

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Summary of Contents for Panasonic SA-PM37MD

  • Page 1 ORDER NO. MD0108191C2 MD Stereo System SA-PM37MD Colour (S)... Silver Type Area (EB)... Great Britain TAPE SECTION AR2 MECHANISM SERIES CD SECTION RAE0155Z-1V TRAVERSE DECK SERIES MD SECTION MR3 MECHANISM SERIES SPECIFICATIONS Specification...
  • Page 2 Amplifier Section RMS Power Output (both channels driven) 10% total harmonic distortion 15 W per channel (6 HIGH 3 W per channel (6 Total BI-AMP Power 18 W per channel PMPO 160 W Input sensitivity 500 mV P-MD 160 mV Based on USB Rev.
  • Page 3 2. Total harmonic distortion is measured by the digital spectrum analyzer. * US and foreign patents licensed from Dolby Laboratories. Music Center: SA-PM37MD (EB) System: SC-PM37MD (EB) Speaker: SB-PM37 (E) 1. Before Repair and Adjustment Disconnect AC power, discharge Power Supply Capacitors C607, C635 and C637 through a 10 5W resistor to ground.
  • Page 4 After repairs are completed, restore power gradually using a variac, to avoid over current. - Current consumption at AC 240V, 50 Hz in NO SIGNAL mode should be ~200mA. 2. Protection Circuitry The protection circuitry may have operated if either of the following conditions are noticed: - No sound is heard when the power is turned on.
  • Page 5 AM Loop antenna 4. Self-Diagnostic Display Function This unit is equipped with a self-diagnostic display function, which will be useful during servicing and maintenance. - Refer to the next page for display symbols, symptoms, etc. 4.1. Preparations 1. A Cr02-positioned blank cassette tape with an erase prevention niche on either Side A or B.
  • Page 6 4.4. Clearing Self-Diagnostic Memory Errors are stored in the unit memory. To clear memory, press and hold down [STOP ] button for 5 seconds or more during self-diagnostic mode. The message, “CLEAR” appears on the display when memory is erased, and the unit displays the message, “TEST”. Memory is not affected by turning off the power or unplugging the socket.
  • Page 7 5. Press [ / FF] button. The tape will be forwarded and automatically stop after two seconds. 6. Remove the cassette tape, and set the other side. 7. Press [REW / ] button. The tape will be rewound and automatically stops after two seconds. 8.
  • Page 8 2. Insert a MD (either record/playback or playback only type) 3. After TOC reading, press [MD ] button. 4. Press [STOP ] button. If an error is found, a self-diagnostic key appears on the display. If several errors are found, the display shows these keys when [STOP ] button is pressed repeatedly.
  • Page 9 5. Caution for AC Mains Lead 6. Operation Procedures...
  • Page 10 7. Handling Precautions For Traverse Deck (CD/MD) The laser diode in the traverse deck (optical pickup) may break down due to potential difference caused by static electricity of clothes or human body. So, be careful of electrostatic breakdown during repair of the traverse deck (optical pickup). Handling of CD traverse deck (optical pickup) 1.
  • Page 11 electricity as it is extremely sensitive to electrical shock. 2. The short land between the No. 4 (LD) and No. 5 (GND) pins on the flexible board (FFC) is shorted with a solder build-up to prevent damage to the laser diode. 3.
  • Page 12 Grounding for electrostatic breakdown prevention 1. Human body grounding Use the anti-static wrist strap to discharge the static electricity from your body. 2. Work table grounding Put a conductive material (sheet) or steel sheet on the area where the traverse deck (optical pickup) is placed, and ground the sheet. Caution : The static electricity of your clothes will not be grounded through the wrist strap.
  • Page 13 solder from the short point before making connections. 8. Precaution of Laser Diode Caution : This product utilizes a laser diode with the unit turned "ON", invisible laser radiation is emitted from the pick up lens. / Wavelength : 780 nm / Maximum output radiation power from pick up : 100 W/VDE / Laser radiation from pick up unit is safety level, but take note of the following:...
  • Page 14 Use of Caution Labels...
  • Page 15 9. Disassembly and Main Component Replacement Procedures before Operation Checks “ATTENTION SERVICER” Some chassis components may have sharp edges. Be careful when dissassembling and servicing. 1. This section describes procedures for checking the operation of the major circuit boards and replacing the main components. 2.
  • Page 16 ACHTUNG : - Die Lasereinheit nicht zerlegen. - Die Lasereinheit darf nur gegen eine vom Hertsteller spezifizierte Einheit ausgetauscht werden. 9.1. Procedure for Checking Mechanism Control PCB, LCD PCB, Headphone/P-MD PCB, and USB PCB...
  • Page 17 - Check the Mechanism Control PCB, LCD PCB, and Headphone/P- MD PCB when the unit is disassembled as shown in the figure below.
  • Page 18 - Check the USB PCB when the unit is disassembled as shown in the figure below. 9.2. Procedure for Checking Main PCB and Power PCB - Follow Steps 1 to 8 described in Item 9.1.
  • Page 19 - Check the Main PCB and Power PCB when the unit is disassembled as shown in the figure below.
  • Page 20 9.3. Procedure for Checking MD Servo PCB - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2.
  • Page 21 - Check the MD Servo PCB when the unit is disassembled as shown in the figure below.
  • Page 22 9.4. Procedure for Checking Power PCB and CD Servo PCB - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 to 5 described in Item 9.2. - Follow Steps 1 to 4 described in Item 9.3.
  • Page 24 - Check the Power Amplifier PCB and CD Servo PCB when the unit is disassembled as shown in the figure below. 9.5. Procedure for Replacing Cassette Holder - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2.
  • Page 25 9.6. Procedure for Replacing Pinch Roller and Head Block (Cassette Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 4 described in Item 9.5.
  • Page 27 9.7. Procedure for Replacing Motor, Capstan Belt A, Capstan Belt B, and Winding Belt (Cassette Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 4 described in Item 9.5. - Follow Steps 1 to 4 described in Item 9.6.
  • Page 30 9.8. Procedure for Replacing Parts on Mechanism PCB - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 4 described in Item 9.5. - Follow Steps 1 to 4 described in Item 9.6. 9.9.
  • Page 37 9.10. Procedure for Replacing Optical Pickup (CD Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 to 5 described in Item 9.2. - Follow Steps 1 to 3 described in Item 9.3. - Follow Steps 1 to 3 described in Item 9.4. - Follow Steps 8 to 9 described in Item 9.9.
  • Page 39 9.11. Procedure for Replacement Traverse Gear A and Traverse Gear B (CD Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1.
  • Page 40 - Follow Steps 1 to 5 described in Item 9.2. - Follow Steps 1 to 3 described in Item 9.3. - Follow Steps 1 to 3 described in Item 9.4. - Follow Steps 1 to 6 described in Item 9.9.
  • Page 41 9.12. Procedure for Replacing Magnetic Head and Optical Pickup (MD Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 6 described in Item 9.3.
  • Page 44 9.13. Procedure for Replacing Belt and Loading Motor (M3) (MD Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 6 described in Item 9.3. - Follow Steps 1 and 2 described in Item 9.12.
  • Page 46 9.14. Procedure for Replacing Traverse Motor (M2) (MD Mechanism Unit) - Follow Steps 1 to 8 described in Item 9.1. - Follow Steps 1 and 2 described in Item 9.2. - Follow Steps 1 to 6 described in Item 9.3.
  • Page 47 - Follow Steps 1 and 2 described in Item 9.12. - Follow Steps 1 to 7 described in Item 9.13.
  • Page 48 9.15. Troubleshooting for Tape Wrapping - Follow Steps 1 to 3 described in Item 9.1. 10. Procedure for Checking Operation of Individual...
  • Page 49 Parts of Cassette Mechanism Unit 10.1. Operation Check with Cassette Tape 1. Pull up the EJECT lever using a rubber band. (Cf. Fig. 8) 2. Supply DC5V to MOTOR. ( MOTOR rotates.) (Cf. Fig. 7) 3. Insert a cassette tape to the unit. 4.
  • Page 50 10.2. Operation Check without Cassette Tape 1. Pull up the EJECT lever using a rubber band. (Cf. Fig. 8) 2. Supply DC5V to MOTOR. ( MOTOR rotates.) 3. Lift up the mechanism unit’s plunger/rib with the tip of a negative screwdriver, and operate the unit in the same timing as / supplying the power.
  • Page 51 11.1. Procedure for Displaying Error Codes 1. Supply the power. 2. Press [CD ] button. (The power is turned on, and the unit is now set to CD mode.) 3. Press (OPEN/CLOSE [ ] button to open the disc tray. Insert the test disc (SZZP1054C), and press [OPEN/CLOSE ] button to close the disc tray.
  • Page 53 12. Measurement And Adjustments 12.1. Tuner/CD Sections No adjustment required. 12.2. Cassette Deck Section 12.2.1. Requirements - Test tape (QZZCFM) (QZZCWAT) - Normal blank cassette tape (QZZCRA) - Frequency indicator - Oscilloscope - Electrical voltmeter - Headphone jack output jig (Cf. Fig. 11) 12.2.2.
  • Page 54 2. Remove 4 screws from the mechanism unit to disassemble. (Refer to [9.6. Procedure for Replacing Pinch Roller (JUN) and Head Block (Cassette Mechanism Unit)] under [9. Disassembly and Main Component Replacement Procedures before Operation Checks]. 3. Connect the headphone jack output jig (cf. Fig. 11) to headphone jack.
  • Page 55 4. Playback the playback gain adjustment portion (315Hz, 0dB) of the test tape (QZZCFM). Check that the level difference when the tape is played in forward and reverse directions does not exceed 1.5dB. 5. After the adjustment, fasten screwlock to the azimuth adjusting screw.
  • Page 56 produced. (Cf. Fig. 16) Adjustment Range: 3,000 ± 40Hz (a constant speed) 12.2.6. Bias Voltage Check 1. Connect an electrical voltmeter. (Cf. Fig. 12) (Cf. Fig. 17) 2. Set the function to “TAPE” position. 3. Insert a normal blank cassette tape (QZZCRA). 4.
  • Page 57 mode, and therefore, please avoid looking at the beam and body contact during adjustment, operation check, etc. 12.3.1. Adjustment and Measurement of Laser Power/Automatic Adjustment of Offset, RAM and ROM This section describes the procedure for adjusting the laser power (read power) for reading (playback) and the laser power (light power) for writing (recording).
  • Page 58 Note 1. Handling MD Unit - Magnetic head is structurally precise, and is fragile. Handle with care to avoid deformation. - The laser diode located in the optical pickup may be damaged by static electricity generated from clothes or human body. Handle with care to avoid such a situation.
  • Page 59 3. Handling Optical Pickup - Optical pickup and magnetic head are structurally precise and fragile. Keep track of the tip of laser power meter contacting these parts. - The sensor equipped with laser power meter is fragile. Keep track of the optical pickup lens contacting the part. - Temperature generated in the center of laser beam exceeds approx.
  • Page 60 If the read power value exceeds 630 W, and the further steps are continued, the optical pickup may be deteriorate or damaged. 3. Press [ENTER] key on the remote controller to save the read power value setting. FL Display: [PLAY PWR OK] flashes 3 times, and then [REC PWR] appears.
  • Page 61 12.3.1.4. Laser Power Measurement Laser power (read power and light power) is output in order to check the current setting value. 1. At service mode, press [CLOCK/TIMER] key on the remote controller. (Laser power measurement mode is activated.) FL Display: CHK PLAY 2.
  • Page 62 5. While the above FL display appears, check the light power value, and check that the value is not out of the reference range (5.4± 0.1mW). 6. Press MD EJECT button on the unit to remove the laser power meter. 7.
  • Page 63 on the remote controller. FL Display: [ROM ADJ]. 2. Insert the specified ROM disc. (ROM automatic adjustment starts.) 3. When the adjustment is successful, the FL display shows the message, [ROM ADJ. OK]. If there is an error, the display shows [ROM ADJ.
  • Page 64 Mark Function 3T signal envelope detection capacitor connection input terminal (Connected to the power supply through capacitor) MON3T 3TMON output terminal Output test wave/amplitude at C-signal dark side Output test wave/amplitude at D-signal dark side Power supply connection terminal B-signal I/V switch output terminal A-signal I/V switch output terminal...
  • Page 65 Mark Function Main beam A-signal input terminal Main beam B-signal input terminal VREF Reference voltage output terminal RF signal 2 input terminal RF signal 1 input terminal CENVD D-signal test wave capacitor input terminal (Not used/Open) CENVC C-signal test wave capacitor input terminal (Not used/Open) Main beam D-signal input...
  • Page 66 Mark Function TRDP Tracking positive drive signal output DVDDD — Power supply input terminal (Used for digital circuit) LDON LD on/off control signal output TVDM/ Traverse negative side drive STP00 signal output/Stepper drive signal 0 output TVDP/ Traverse positive side drive ATP01 signal output/Stepper drive signal 1 output...
  • Page 67 Mark Function SCTSY Microcomputer interrupt signal (2) SSDR System control read data output SSDW System control write data output SSCK System control shift clock signal input SELAD System control address signal selection signal input MONI1 Monitor output 1 (Not used/ Open) MONI2 Monitor output 2 (Not used/...
  • Page 68 Mark Function Servo A/D converter input signal Servo A/D converter input signal AVSS1 — GND (Used for analog circuit) PEFMS EFM signal input PEFM1 Loop filter terminal 1 for EFM data slice EFMFIL Loop filter terminal 2 for EFM data slice (Not used/ Open) EFMPLL filter terminal EFMPLLF...
  • Page 69 Mark Function NCAS DRAM column address strobe signal output DRAM write enable signal output Test input terminal (Not used /Connected to GND) DVSS0 — GND (Used for digital circuit) Crystal oscillator output terminal (f=16.9344MHz) Crystal oscillator output terminal (f=16.9344MHz) IVDD0 —...
  • Page 70 Mark Function — Test signal output terminal (Not used/Open) Test signal input terminal (Connected to power supply through resistance) O Test signal output terminal (Not used/Open) SSDW O Microcomputer I/F write data output terminal SSDR Microcomputer I/F read data input terminal SSCLK O Microcomputer I/F clock output terminal...
  • Page 71 Mark Function EEPCK O EEPROM clock signal output terminal (Not used/ Open) O EEPROM data output EEPDATA terminal (Not used/Open) EEPROM data input terminal EEPDATA ADDATA O Test signal output terminal (Not used/Open) ADCS O Test signal output terminal (Not used/Open) ADCLK O Test signal output terminal (Not used/Open)
  • Page 72 Mark Function LOAD Loading mechanism position detect switch 1 (TRG) input connection LOAD Loading mechanism position detect switch 2 (PLAY/ input connection REC) LOAD Loading mechanism position detect switch 3 (PLAY) input connection DISC IN Disc detect switch signal input terminal Reflectance detect switch REFLECT signal input terminal...
  • Page 73 Mark Function O 4ch driver standby output terminal (L:Standby) NRFSTBY O RFAMP standby signal output terminal (L:Standby) 80 MSPRESET O MSP reset signal output terminal (L: Reset) 14.4. IC72 (C3ABKB000041) : 4M DRAM Mark Function I/O DRAM data 1 input/output terminal I/O DRAM data 2 input/output terminal...
  • Page 74 Mark Function VREF Reference voltage output (Vdda/2) MPXIN Baseband (multiplexed) signal input VDDA — Analog power supply (+5V) VSSA — Analog ground FLOUT Subcarrier output (filter output) Subcarrier input (comparator input) TEST Test input XOUT Crystal oscillator output (4.332MHz) Crystal oscillator input (external reference signal input) VSSD...
  • Page 75 Mark Function Tracking signal input terminal (1) Tracking signal input terminal (2) — Power supply connection terminal Focus signal input terminal Focus signal input terminal APC amplifier input terminal APC amplifier output terminal RF addition output terminal RF IN RF detect signal input terminal CSBRT OFTR capacitor connection...
  • Page 76 terminal Mark Function TBAL Tracking balance signal input terminal FBAL Focus balance signal input terminal 14.7. IC702 (MN662790RSC) SERVO PROCESSOR / DIGITAL SIGNAL PROCESSOR / DIGITAL FILTER / D/A CONVERTER Pin No. Mark Function BCLK Bit clock output for serial data LRCK L/P clock signal output SRDATA...
  • Page 77 Pin No. Mark Function SQCK External Clock Signal Input for Sub-Code Q Resistor) SUBQ Sub-Code Q Code Output DMUTE Muting Input (“H”: Mute) STAT Status Signal Output (CRC, CUE, CLVS, TTSTVP, FCLV, SQCK) /RST Reset Signal Input SMCK 1/2 - Divided Clock Signal of Crystal Oscillating at MSEL= “H”...
  • Page 78 Pin No. Mark Function Focus Error Signal Input (Analog Input) Tracking Error Signal Input (Analog Input) RFENV RF Envelope Signal Input VDET Vibration Detection Signal Input (“H”: Detect) Off-Track Signal Input (“H”: Off Track) TRCRS Track Cross Signal Input) /RFDET RF Detection Signal Input (“L”: Detect)
  • Page 79 Pin No. Mark Function PLL Extraction Clock Output (Not Used, Open) (fPCK= 4.3218 MHz during Normal Playback) VCOF2 I/O VCO loop Filter for 33.8688 MHz Conversion Terminal for 16.9344 Mhz Crystal mode, Must use other Circuit) SUBC Sub-Code Serial Data Output (Not Used, Open) SBCK Clock Input for Sub-...
  • Page 80 Pin No. Mark Function Sub-Code CRC Checked Output (“H”: OK, “L” NG) (Not Used, Open) DEMPH De-Emphasis DN Signal Output (“H”:ON) RESY Frame Re- synchronizing Signal Output IOSEL Mode Switching Terminal /TEST Test Input AVDD1 Power Supply Input (For Analog Circuit) OUTL Left Channel Audio Signal Output...
  • Page 81 Mark Function Motor Driver (2) Input Turntable Motor Drive Signal (“L”:ON) Motor Driver (1) Input — Traverse Motor Drive Signal (“L”:ON) N.C. — No connection N.C. — No connection N.C. — No connection N.C. — No connection PGND1 — Ground Conenction (1) for Driver PVCC1 Power Supply (1) for...
  • Page 82 14.9. IC502 (MN101C49KCB1) SYSTEM MICROPROCESSOR Pin No. Mark Function VREF- — Connected to GND KEY1 Key 1 input terminal KEY2 Key 2 input terminal MK_IN1 Mechanism condition 1 input terminal (HALF/ RECI_F/ RECI_R/MODE) MK_IN2 Mechanism condition 2 input terminal (PHOTO/ TPS) DCDET Power supply detect...
  • Page 83 Pin No. Mark Function RMC IN Remote controller input terminal SYNC/HALT Power-failure detect pulse input terminal CD OP SW CD tray open detect switch input terminal (H :Open, L:Close) CD_REST Rest switch input terminal CD_BLKCK CD sub code block clock input terminal MD CS MDCS input terminal CD_STAT...
  • Page 84 Pin No. Mark Function HP_SW Headphone detect switch output terminal MUTE A O Audio mute output terminal PCONT1 O Power supply control 1 output terminal S.V. O Theater sound control signal output terminal (H: Theater ON) ASP_CLK O ASP clock signal output terminal ASP_DAT O ASP data output...
  • Page 85 Pin No. Mark Function CR02 — Not used (Connected to ground through resistance) RECH O Deck record control output terminal O AM record beat-proof frequency conversion output terminal O Deck mute output terminal (L:Mute ON) CD GAIN0 — Not used (Connected to ground through resistance) CD GAIN1...
  • Page 86 Pin No. Mark Function CLOSE_L O CD tray close control output terminal OPEN_H O CD tray open control output terminal VREF+ Connected to power supply 15. Block Diagram 16. Schematic Diagram (All schematic diagrams may be modified at any time with the development of new technology) Note : PROTECT detect switch LOAD OPEN detect switch...
  • Page 87 S972 Tape detect switch S973 CrO2 detect switch S974 Record detect switch S975 Record detect switch SW630 Power switch SW631 Display / Character switch SW632 MD-Eject switch SW633 LP2 / 4 switch SW634 MD-Rec switch SW635 Tape-Rec switch SW681 CD Open / Close switch SW682 Tape switch SW683...
  • Page 88 SW687 FF switch SW688 Stop switch SW689 Rew switch SW761 USB / Ext-in switch VR681 VR volume - The voltage value and waveforms are the reference voltage of this unit measured by DC electronic voltmeter (high impedance) and oscilloscope on the basis of chassis. Accordingly, there may arise some error in voltage values and waveforms depending upon the internal impedance of the tester or the measuring unit.
  • Page 89 Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. When replacing any of components, be sure to use only manufacturer's specified parts shown in the parts list. Caution ! IC, LSI and VLSI are sensitive to static electricity.
  • Page 91 19. Troubleshooting (MD Section)
  • Page 99 20. Troubleshooting Flowchart (CD Section Circuit)
  • Page 101 21. Parts Location and Replacement Parts List Notes: - Important safety notice: Components identified by mark have special characteristics important for safety. Furthermore, special parts which have purposes of fire-retardent (resistors), high-quality sound (capacitors), low noise (resistors), etc are used. When replacing any of these components, be sure to use only manufacturer’s specified parts shown in the parts list.
  • Page 102 Parts without these indications can be used for all areas. - Warning: This product uses a laser diode. Refer to caution statements on page 5. ACTUNG: - Die Lasereinheit nicht zerlegen. - Die Lasereinheit darf nur gegen eine vom Hertsteller spezifizierte Einheit ausgetauscht werden.
  • Page 103 21.1.2. Deck Mechanism Parts List...
  • Page 104 Ref. No. Part No. Part Name & Description Remarks CASSETTE DECK RED0043 R/P HEAD BLOCK UNIT 101-1 RHD17015 SCREW RDG0300 REEL BASE GEAR RDG0301 WINDING RELAY GEAR RDK0026 MAIN GEAR RDV0033-4 WINDING BELT RDV0034-1 CAPSTAN BELT ‘A’ RMB0312 TRIGGER LEVEL SPRING RMB0400 REEL SPRING RMB0403...
  • Page 105 21.2.2. MD Mechanism Parts List...
  • Page 106 Ref. No. Part No. Part Name & Description Remarks TRAVERSE DECK RED0047-2 RECORDING HEAD RHD17031 NUT PLATE SCREW RHD16025 RECORDING HEAD SCREW RMC0348 THRUST SPRING RMC0349 NUT PLATE SPRING RML0515 HEAD SHIFTER RMQ0750 REF BASE RMQ0751 NUT PLATE RMS0611 MAIN SHAFT RXJ0021 DRIVE SHAFT ASS’Y RXK0359...
  • Page 107 21.3.2. CD Mechanism Parts List...
  • Page 108 Ref. No. Part No. Part Name & Description Remarks TRAVERSE DECK RAE0155Z-1V CT100W TRAVERSE RDG0455 TRAVERSE GEAR (A) RDG0456 TRAVERSE GEAR (B) RFKNCT100 TRAVERSE BASE ASS’Y 304-1 RDG0457 LOAD GEAR (A) 304-10 RXQ0632 TRV MOTOR UNIT 304-2 RDG0458 LOAD GEAR (B) 304-3 RDG0459 LOAD GEAR (C)
  • Page 110 21.4.2. Cabinet Parts List...
  • Page 111 Ref. No. Part No. Part Name & Description Remarks CABINET AND CHASSIS RAN0005EM-2 TUNER PACK RDG0357 DUMPER GEAR REE1109 FFC WIRE REE1110 FFC WIRE REE1146 30P FFC REX1085 2P WIRE REX1088 WIRE REX1089 WIRE REXX0232 9P TRANS TO POWER RGK1400A-S FRONT ORNAMENT RGK1401-S CD ORNAMENT...
  • Page 112 Ref. No. Part No. Part Name & Description Remarks RSC0592 USB SHIELD (BOTTOM) RSC0593 USB SHIELD (UPPER) RSC0594 TOP SHIELD RSC0606 MD FRONT SHIELD RSC0607 REAR SHIELD RUS757ZAA CASS HALF SPRING RWJ0102050KR MOTOR WIRE RWJ1111110QX WIRE RWJ1111205QX WIRE RWJ1804250QX 4P TRANS TO MAIN RXX0242 COMPLETE HEATSINK SHE187-4J...
  • Page 113 Ref. No. Part No. Part Name & Description Remarks IC72 C3ABKB000041 IC 4M DRAM IC92 LB1830MS-TLM IC MOTOR DR IC120 C1BB00000616 IC USB DAC IC121 NJM2115V-TE1 IC OP-AMP IC151 C1BB00000527 IC RDS IC301 BD3861FS-E2 IC AUDIO IC302 TC4052BFNELM IC CMOS SWITCH IC304 C0DBZHC00008 IC REGULATOR IC501...
  • Page 114 Ref. No. Part No. Part Name & Description Remarks Q701 KTA1504GRTA TRANSISTOR Q702 DTC143XKA146 TRANSISTOR Q702 KTC3875GRTA TRANSISTOR Q703 DTA143XKA146 TRANSISTOR Q731 KTA1504GRTA TRANSISTOR Q732 KRC102STA TRANSISTOR Q761 KTC3875GRTA TRANSISTOR Q801 KTC3199GRTA TRANSISTOR Q803 KTC2026 TRANSISTOR Q804 KRC102MTA TRANSISTOR Q805 KRC101MTA TRANSISTOR Q806...
  • Page 115 Ref. No. Part No. Part Name & Description Remarks D120 UDZTE173R9B DIODE D121 1SS355TE17 DIODE D124 UDZSTE178R2B DIODE D126 UDZSTE178R2B DIODE D127 UDZSTE178R2B DIODE D151 UDZSTE175R1B DIODE D301 1SS355TE17 DIODE D305 DAP202KT146 DIODE D306 DAP202KT146 DIODE D501 1SS355TE17 DIODE D502 1SS380TE-17 DIODE D503...
  • Page 116 Ref. No. Part No. Part Name & Description Remarks D907 RB441Q40T77 DIODE D918 RVD1SS133TA DIODE D971 MA165TA DIODE D1301 RVD1SS133TA DIODE VARIABLE RESISTORS VR681 EVEGE2F2024B VR SWITCHES RSH1A91ZA-A SW CD RSH1A044-1A SW OPEN RSH1A91ZA-A SW CD RSH1A044-1A SW OPEN RSH1A044-1A SW OPEN RSH1A045-1A SW TRIGGER...
  • Page 117 Ref. No. Part No. Part Name & Description Remarks CN601B RJS1A6821 CONNECTOR CN701 RJS2A5625 25P FFC CONNECTOR CN701 RJS2A8616 16P FPC CONNECTOR CN702 RJS2A7725 25P FFC CONNECTOR CN731 RJS2A3330 30P FFC CP CN801 RJS1A6604T1 4P TAPING CONNECTOR CN802 RJP9G4YA CONNECTOR CN901A RJP8G9YA 10P CONNECTOR...
  • Page 118 Ref. No. Part No. Part Name & Description Remarks L718 J0JDC0000037 CHIP COIL L731 RLQB270KT-1Y COIL L733 RLL500050T-Y RF CHOKE COIL L734 RLQB270KT-1Y COIL L735 RLQB270KT-1Y COIL L736 RLQB101KT-1Y COIL L740 RLQB1R0KT-1Y COIL L802 RLQZ371 CHOKE COIL L911 J0JBC0000049 COIL L912 J0JBC0000049 COIL...
  • Page 119 Ref. No. Part No. Part Name & Description Remarks WH1302 RMR0320 HOLDER WH1303 RMR0318 9P WIRE HOLDER FUSE PROTECTOR FP802 RSFMB50KT-L PROTECTOR FP803 RSFMB50KT-L PROTECTOR FP906 RSFMB50KT-L PROTECTOR FP930 RSFMB20KT-L PROTECTOR THERMISTOR RRSP33J103CW THERMISTOR JACKS JK120 K1FA104B0011 JK USB JK301 RJH2213N JK 2P RCA JK503...
  • Page 120 Ref. No. Part No. Part Name & Description Remarks ERJ3GEYJ222V 2.2K 1/16W ERJ6GEY0R00V 0 1/10W ERJ3GEYJ222V 2.2K 1/16W ERJ6GEY0R00V 0 1/10W ERJ3GEYJ394V 390K 1/16W ERJ6GEY0R00V 0 1/10W ERJ6GEY0R00V 0 1/10W ERJ3GEYJ223V 22K 1/16W ERJ3GEYJ472V 4.7K 1/16W ERJ6GEY0R00V 0 1/10W ERJ6GEY0R00V 0 1/10W ERJ6GEY0R00V 0 1/10W ERJ6GEY0R00V 0 1/10W ERJ3GEYJ102V 1K 1/16W...
  • Page 121 Ref. No. Part No. Part Name & Description Remarks ERJ3GEYJ223V 22K 1/16W ERJ3GEYJ223V 22K 1/16W ERJ3GEYJ471V 470 1/16W ERJ3GEYJ471V 470 1/16W ERJ3GEYJ102V 1K 1/16W ERJ3GEYJ101V 100 1/16W ERJ3GEYJ101V 100 1/16W ERJ3GEYJ220V 22 1/16W ERJ3GEYJ220V 22 1/16W ERJ3GEYJ393V 39K 1/16W ERJ3GEYJ822V 8.2K 1/16W ERJ3GEYJ223V 22K 1/16W ERJ3GEYJ100V 10 1/16W ERJ3GEYJ223V 22K 1/16W...
  • Page 122 Ref. No. Part No. Part Name & Description Remarks R144 ERJ3GEYJ1R0V 1 1/16W R147 ERJ3GEYJ102V 1K 1/16W R152 ERJ3GEYJ102V 1K 1/16W R153 ERJ3GEYJ102V 1K 1/16W R155 ERJ3GEYJ102V 1K 1/16W R156 ERJ3GEYJ102V 1K 1/16W R159 ERJ3GEYJ101V 100 1/16W R161 ERJ3GEYJ472V 4.7K 1/16W R162 ERJ3GEYJ121V 120 1/16W R163...
  • Page 123 Ref. No. Part No. Part Name & Description Remarks R314 ERJ3GEYJ562V 5.6K 1/16W R316 ERJ3GEYJ473V 47K 1/16W R317 ERJ3GEYJ102V 1K 1/16W R401 ERJ3GEYJ273V 27K 1/16W R402 ERJ3GEYJ392V 3.9K 1/16W R403 ERJ3GEYJ562V 5.6K 1/16W R404 ERJ3GEYJ332V 3.3K 1/16W R405 ERJ3GEYJ123V 12K 1/16W R406 ERJ3GEYJ183V 18K 1/16W R407...
  • Page 124 Ref. No. Part No. Part Name & Description Remarks R522 ERJ3GEYJ103V 10K 1/16W R523 ERJ3GEYJ101V 100 1/16W R524 ERJ3GEYJ101V 100 1/16W R525 ERJ3GEYJ102V 1K 1/16W R526 ERJ3GEYJ472V 4.7K 1/16W R527 ERJ3GEYJ102V 1K 1/16W R528 ERJ3GEYJ472V 4.7K 1/16W R529 ERJ3GEYJ102V 1K 1/16W R530 ERJ3GEYJ101V 100 1/16W R531...
  • Page 125 Ref. No. Part No. Part Name & Description Remarks R578 ERJ3GEYJ472V 4.7K 1/16W R579 ERJ3GEYJ472V 4.7K 1/16W R580 ERJ3GEYJ102V 1K 1/16W R581 ERJ3GEYJ103V 10K 1/16W R582 ERJ3GEYJ472V 4.7K 1/16W R583 ERJ3GEYJ472V 4.7K 1/16W R584 ERJ3GEYJ103V 10K 1/16W R585 ERJ3GEYJ102V 1K 1/16W R586 ERJ3GEYJ104V 100K 1/16W R587...
  • Page 126 Ref. No. Part No. Part Name & Description Remarks R655 ERDS2TJ471T 470 1/4W R657 ERDS2TJ103T 10K 1/4W R658 ERDS2TJ181T 180 1/4W R661 ERDS2TJ561T 560 1/4W R662 ERDS2TJ470T 47 1/4W R663 ERDS2TJ101T 100 1/4W R664 ERDS2TJ103T 10K 1/4W R665 ERDS2TJ471T 470 1/4W R666 ERDS2TJ181T 180 1/4W...
  • Page 127 Ref. No. Part No. Part Name & Description Remarks R723 ERJ3GEYJ103V 10K 1/16W R724 ERJ3GEYJ101V 100 1/16W R724 ERJ3GEYJ153V 15K 1/16W R725 ERJ3GEYJ681V 680 1/16W R727 ERJ3GEYJ272V 2.7K 1/16W R728 ERJ3GEYJ222V 2.2K 1/16W R729 ERJ3GEYJ272V 2.7K 1/16W R731 ERJ3GEYJ103V 10K 1/16W R731 ERJ3GEYJ151V 150 1/16W R732...
  • Page 128 R837 ERDS2TJ101T 100 1/4W...
  • Page 129 Ref. No. Part No. Part Name & Description Remarks R838 ERDS2TJ1R2T 1.2 1/4W R839 ERDS2TJ1R2T 1.2 1/4W R840 ERDS2TJ1R2T 1.2 1/4W R843 ERDS2TJ101T 100 1/4W R901 ERDS2TJ222T 2.2K 1/4W R903 ERDS2TJ102T 1K 1/4W R904 ERDS2TJ823T 82K 1/4W R905 ERDS2TJ472T 4.7K 1/4W R906 ERDS2TJ472T 4.7K 1/4W...
  • Page 130 Ref. No. Part No. Part Name & Description Remarks R1210 ERDS2TJ333T 33K 1/4W R1211 ERDS2TJ152T 1.5K 1/4W R1302 ERDS2TJ101T 100 1/4W R1303 ERDS2TJ475T 4.7M 1/4W R1304 ERDS2TJ223T 22K 1/4W R1305 ERDS2TJ103T 10K 1/4W R1306 ERDS2TJ103T 10K 1/4W R1307 ERDS2TJ220T 22 1/4W R1308 ERDS2TJ220T 22 1/4W...
  • Page 131 Ref. No. Part No. Part Name & Description Remarks ECUV1H102KBV 1000P 50V ECUVNA105KBN 1 10V ECUV1H472KBV 4700P 50V ECUV1H472KBV 4700P 50V ECUVNA105KBN 1 10V F1J1A4750002 47 10V ECUV1H102KBV 1000P 50V ECUVNJ105ZFV 1 6.3V ECEV1CA100SR 10 16V ECEV0JA470SR 47 6.3V ECUVNJ105ZFV 1 6.3V ECUVNA105KBN 1 10V ECUVNC104ZFV 0.1 16V ECUVNC104ZFV 0.1 16V...
  • Page 132 Ref. No. Part No. Part Name & Description Remarks C122 ECUV1H270JCV 27P 50V C123 ECUVNC104ZFV 0.1 16V C124 ECUVNC104ZFV 0.1 16V C125 ECUVNC104ZFV 0.1 16V C126 ECUVNC104ZFV 0.1 16V C127 ECA1CAK100XB 10 16V C128 ECA1CAK100XB 10 16V C128 ECUVNC104ZFV 0.1 16V C129 ECUV1H182KBV 1800P 50V C130...
  • Page 133 Ref. No. Part No. Part Name & Description Remarks C227 ECA1HAK2R2XB 2.2 50V C228 ECA1HAK2R2XB 2.2 50V C229 ECA1CAK100XB 10 16V C301 ECUVNC104ZFV 0.1 16V C302 ECA1CAK101XB 100 16V C303 ECUV1H472KBV 4700P 50V C304 ECA0JAM102XB 1000 6.3V C305 ECUV1A105KBN 1 10V C306 ECA1HAK2R2XB 2.2 50V C308...
  • Page 134 Ref. No. Part No. Part Name & Description Remarks C506 ECUV1H472KBV 4700P 50V C507 ECUV1H472KBV 4700P 50V C508 ECUV1H472KBV 4700P 50V C509 ECUV1H472KBV 4700P 50V C510 ECUV1H472KBV 4700P 50V C511 ECUV1H472KBV 4700P 50V C512 ECUVNC104ZFV 0.1 16V C513 ECUVNC104ZFV 0.1 16V C514 ECUV1H180JCV 18P 50V C515...
  • Page 135 Ref. No. Part No. Part Name & Description Remarks C704 ECA1HAK010XB 1 50V C704 ECUV1C104KBV 0.1 16V C705 ECUVNC104ZFV 0.1 16V C706 ECUV1H272KBV 2700P 50V C707 ECUV1E273KBV 0.027 25V C710 ECUV1H121JCV 120P 50V C711 ECUV1C104KBV 0.1 16V C712 ECUV1C104KBV 0.1 16V C713 ECUV1C104KBV 0.1 16V C714...
  • Page 136 Ref. No. Part No. Part Name & Description Remarks C803 ECQE2104KF3 0.1 250V C804 ECBT1H103KB5 0.01 50V C805 ECKR1H103ZF5 0.01 50V C807 ECA1CAM102XB 1000 16V C808 ECA1HAK4R7XB 4.7 50V C810 ECBT1H103KB5 0.01 50V C811 ECBT1H103KB5 0.01 50V C812 ECBT1H103KB5 0.01 50V C813 ECA1EM470B 47 25V...
  • Page 137 Ref. No. Part No. Part Name & Description Remarks C942 ECBT1H102KB5 1000P 50V C951 ECBT1H473KB5 0.047 50V C953 ECBT1H104KB5 0.1 50V C955 ECBT1H473KB5 0.047 50V C956 ECBT1H102KB5 1000P 50V C957 ECBT1H102KB5 1000P 50V C958 ECBT1H471KB5 470P 50V C959 ECBT1H471KB5 470P 50V C960 ECBT1H471KB5 470P 50V C1101...
  • Page 138 Ref. No. Part No. Part Name & Description Remarks RJ702 ERJ3GEY0R00V 0 1/16W RJ703 ERJ3GEY0R00V 0 1/16W RJ704 ERJ3GEY0R00V 0 1/16W RJ705 ERJ3GEY0R00V 0 1/16W RJ706 ERJ3GEY0R00V 0 1/16W RJ709 ERJ3GEY0R00V 0 1/16W RJ710 ERJ3GEY0R00V 0 1/16W RJ712 ERJ3GEY0R00V 0 1/16W RJ713 ERJ3GEY0R00V 0 1/16W RJ721...
  • Page 139 Printed in Singapore / M010800001 E/N/K/J/L/FLE...
  • Page 140 SCHEMATIC DIAGRAM-1 SIDE A SIDE B : MD SIGNAL LINE MD SERVO CIRCUIT : +B SIGNAL LINE : MD RECORD SIGNAL LINE MD OPTICAL PICKUP FOCUS TRACKING COIL COIL TP65 TP68 FCS+ TRK+ TRK- FCS- F-PD PD-A PD-C VREF PD-GND 0.22 0.22 TP108...
  • Page 141 SCHEMATIC DIAGRAM-2 : MD SIGNAL LINE MD SERVO CIRCUIT : +B SIGNAL LINE : MD RECORD SIGNAL LINE 3.3V 36 35 34 33 32 31 30 29 28 27 26 25 <1.5V> TEMP IN <1.7V> <1.7V> <1.9V> AN22010A-VF <1.7V> <1.9V> RF AMP <1.7V>...
  • Page 142 SCHEMATIC DIAGRAM-3 : CD SIGNAL LINE : MD SIGNAL LINE MD SERVO CIRCUIT : +B SIGNAL LINE : MD RECORD SIGNAL LINE C D E F G H I 6.3V47 1000P 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 <3.3V>1.7V...
  • Page 143 SCHEMATIC DIAGRAM-4 MD SERVO CIRCUIT : +B SIGNAL LINE : MD RECORD SIGNAL LINE 560P 560P 560P 560P R107 R108 R147 <0.8V> <1.6V> <1.7V> <1.7V> <3.3V> <3.3V> <1.5V> <1.5V> <1.5V> <1.5V> <3.3V> <3.3V> MD PLAY MD PLAY MD PLAY 3.3V 0.6V AK4518VF-E2 3.3V...
  • Page 144 SCHEMATIC DIAGRAM-5 : CD SIGNAL LINE : MD SIGNAL LINE MD SERVO CIRCUIT : +B SIGNAL LINE : MD RECORD SIGNAL LINE R110 R100 1000P 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 <0V>...
  • Page 145 SCHEMATIC DIAGRAM-6 CD SERVO CIRCUIT : +B SIGNAL LINE : CD SIGNAL LINE OPTICAL PICKUP 3.3V CIRCUIT 3.3V Q701 PLAY R701 2SA1037AKSTX 0.8V (RF) LASER POWER DRIVE TJ701 3.3V C716 (2.5V) R754 0.5 s. 0.2V/DIV. 1000P CN701 2.9V (2V) IC701 0.9V C704 AN8885SBE1...
  • Page 146 SCHEMATIC DIAGRAM-7 CD SERVO CIRCUIT : +B SIGNAL LINE : CD SIGNAL LINE 3.3V 3.3V R717 C727 R721 Q702 50V1 DTC143XKA146 PLAY Q703 C731 SWITCHING C725 R712 C760 6.3V220 2.2V 1000P DTA143XKA146 0.22 SWITCHING 3.3V 3.3V C730 1kHz, 0dB C718 C726 R718 C728...
  • Page 147 SCHEMATIC DIAGRAM-8 MAIN CIRCUIT : +B SIGNAL LINE : AM/FM SIGNAL LINE R401 C429 R402 JK301 16V10 3.9K C401 R434 R433 R435 100P 100K 3.9K IC302 3.9K TC4052BFNELM SIGNAL SELECTOR R234 C201 R201 C229 100K 100P 16V10 5.1V 5.1V 5.1V V EE IC304 C0DBZHC00008...
  • Page 148 SCHEMATIC DIAGRAM-9 : AM/FM SIGNAL LINE : CD SIGNAL LINE : MAIN SIGNAL LINE : PLAYBACK SIGNAL LINE : MD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : RECORD SIGNAL LINE : MD RECORD SIGNAL LINE C410 C316 16V10 50V0.22 R216 R416...
  • Page 149 SCHEMATIC DIAGRAM-10 : MAIN SIGNAL LINE : MD SIGNAL LINE MAIN CIRCUIT : +B SIGNAL LINE : CD SIGNAL LINE : MD RECORD SIGNAL LINE Q202,203,402,403 KTC3875GRTA FILTER AMP R429 C416 C417 9.5V 2.2K 0.15 0.15 7.7V R427 Q402 L736 Q403 R423 7.1V...
  • Page 150 SCHEMATIC DIAGRAM-11 MAIN CIRCUIT : +B SIGNAL LINE " S " ONLY R614 a b d " W " ONLY R612 R607 EXCEPT R613 R599 R586 100K For " S " R598 R585 R591 R600 EXCEPT R611 R589 For " W " R581 R546 R588...
  • Page 151 SCHEMATIC DIAGRAM-12 MAIN CIRCUIT : +B SIGNAL LINE : MAIN SIGNAL LINE R228 R428 8.2K 8.2K R308 R310 4.7K 8.2K C221 C421 0.018 0.018 CN902A HIGH Lch A.GND HIGH Rch C323 50V3.3 SPEAKER TUNER+15V TERMINAL A+9.5V 10.2V CIRCUIT (CN902B) ON TUNER.GND SCHEMATIC CD A.GND...
  • Page 152 SCHEMATIC DIAGRAM-13 SWITCH CIRCUIT :+B SIGNAL LINE VR681 EVEGE2F2024B (VOLUME) R689 R688 R687 R686 R685 R684 R683 R682 6.8K 4.7K 2.7K 2.2K 1.8K 1.2K C681 100P C682 100P (ILLUMINATION) D637 LNW9A8BYBZ D636 LNW9A8BYBZ W601B W601A SW635 AUTO REC TAPE) R657 R644 D633 R641...
  • Page 153 SCHEMATIC DIAGRAM-14 : PLAYBACK SIGNAL LINE DECK CIRCUIT : +B SIGNAL LINE : RECORD SIGNAL LINE R1103 C1105 R1104 470P R1101 IC1001 R1303 C1303 AN7326K 4.7M R1306 C1101 C1106 0.033 PLAY/REC AMP C1109 50V1 50V3.3 C1108 C1302 C1103 C1104 50V3.3 16V10 0.033 6.3V100...
  • Page 154 SCHEMATIC DIAGRAM-15 : PLAYBACK SIGNAL LINE DECK CIRCUIT : +B SIGNAL LINE : RECORD SIGNAL LINE WH1303 Q1305 VREF+ KRC102MTA VREF- SWITCHING (BEAT PROOF) MAIN CIRCUIT [0V] R1316 ((0.8V)) (CN1303) ON [0V] SCHEMATIC DIAGRAM-9 REC H CRO2 TAPE EJ R1312 Q1304 R1311 Q1303...
  • Page 155 SCHEMATIC DIAGRAM-16 USB CIRCUIT : +B SIGNAL LINE WH301 L121 USB+5V L122 R133 C137 R129 C139 MAIN CIRCUIT D.GND 16V22 6.8K 16V22 L123 (CN301) ON USB Rch L124 SCHEMATIC A.GND C131 R128 R126 R141 330P 3.9K DIAGRAM-8 C133 USB Lch C129 5.1V 2.5V...
  • Page 156 SCHEMATIC DIAGRAM-17 POWER CIRCUIT : +B SIGNAL LINE : MAIN SIGNAL LINE IC901 AN7194K-LD POWER AMP (LOW) 1/ 2 20.3V 9.3V 9.3V 8.5V 2.7V 9.3V 9.3V R904 D905 D906 R905 R903 R913 RVD1SS133T A RVD1SS133T A 4.7K 2.2K C906 R914 16V22 R906 4.7K...
  • Page 157 SCHEMATIC DIAGRAM-18 POWER CIRCUIT : +B SIGNAL LINE : MAIN SIGNAL LINE IC902 AN7135 POWER AMP (HIGH) 1.2V 16.8V 1.2V 8.8V 15.9V 20.3V 15.9V 8.8V C907 16V100 Q901,902 2SD2144STA C908 R917 C927 MUTING 16V10 16V470 C918 16V470 C91 1 Q901 R909 1000P R928...
  • Page 158 SCHEMATIC DIAGRAM-19 SPEAKER TERMINAL POWER CIRCUIT CIRCUIT : +B SIGNAL LINE : MAIN SIGNAL LINE JK952 LOW (6Ω) CN901B CN901A SPEAKERS JK951 C917 C922 C905 C903 0.22 0.22 0.22 0.22 HIGH (6Ω) R923 R912 R907 R925 13.3V CN505B HEADPHONE C833 CIRCUIT 25V2200 (WH505A) ON...
  • Page 159 SCHEMATIC DIAGRAM-20 : MAIN SIGNAL LINE HEADPHONE CIRCUIT : +B SIGNAL LINE WH505A R594 R595 POWER CIRCUIT JK503 (CN505B) ON HEADPHONES SCHEMATIC DIAGRAM-19 R597 R596 R592 R593 C591 C592 10V220 10V220 Q913 R983 2SA933ASTA WH904A R994 INTERFACE SWD+5V R985 4.7K PMD DO PMD DI MAIN CIRCUIT...
  • Page 160 IC501 TC74HCT7007A CONVERTER STAT BLKCK SUBQ IC701 DATA_O C0JBAZ001800 CONVERTER LRCK LRCK SRDATA SRDATA L718 BCLK BCLK SUBC SUBC SBCK SBCK NCLDCK NCLDCK LOADING L731 LOAD SW SYSRST BLKCK DATA_I MDATA Q701,Q702 MCLK SWITCHING (LOADING) S701 TO MD BLOCK D503 IC703 D502 TC74HC4050EL...
  • Page 161 FILTER Q1102(Q1202) R/P HEAD MUTING (L ch) IC1001 FILTER AN7326K PLAY/REC AMP 22(1) 21(2) 20(3) 19(4) 16(7) 15(8) RIPPLE REJECTION Q1301 DECK CONT. LOGIC REC AMP (L) MUTE SWITCHING Q1321, Q1322 IC1000 TAPE SELECT BA7755A R/P SELECT Q1304 Q1303 R/P SELECT R/P SELECT Q1308 Q1317...
  • Page 162 20(17) VOL_OUT1(2) IC301 TO MD 9(10) BD3861FS-E2 CIRCUIT CD SIGNAL IN 1E(2E) SOUND CONTROL 7(8) LOUT(ROUT) 3(4) IN 1D(2D) IN 1B(2B) LIN (RIN) 32(31) VSELA OUT1(2) 29(30) VSELA IN1(2) JK120 VBUS X120 IC121 IC120 NJM2115V-TE1 C1BB00000616 23 (19) USB DAC VOUTL(R) BUFFER AMP 1(2)
  • Page 163 JK951 Q403(Q203) SPEAKERS HIGH (6 Ω) FILTER IC902 AN7135 Q302 POWER AMP(HIGH) JK503 SOUND HEADPHONES CONTROL 11(8) Q303 D801 FILTER 2(5) 12(7) 1(6) Q304 POWER SUPPLY Q402(Q202) RIPPLE FILTER/ STABILIZER FILTER FILTER D906 Q901(Q902) D904 D905 MUTING Q903 Q301 SOUND SWITCHING CONTROL Q805...
  • Page 164 SIGNAL LINES : MAIN SIGNAL LINE : CD SIGNAL LINE : AM SIGNAL LINE : PLAYBACK SIGNAL LINE : FM OSC SIGNAL LINE : AM OSC SIGNAL LINE : FM & AM SIGNALS LINE : RECORDING SIGNAL LINE : FM SIGNAL LINE : MD SIGNAL LINE : MD REC SIGNAL LINE ( ) indicates the Pin No.
  • Page 165 IC701 AN8885SBE1 CD OPTICAL PICKUP SERVO AMP DEFLVL CSBRT RF IN SEMICONDUCTOR LASER OFTR 3TENV RFEQ1 OFTR Q701 LASER POWER DRIVE RFEQ2 /RFDET /RFDET DET. FE OUT SUBTRA- CTOR VREF PHOTO DETECTOR SUBTRA- TE OUT CTOR VREF VREF BAND VREF [CH3] LEVEL FOCUS COIL...
  • Page 166 TO MAIN UNIT IC702 MN662790RSC SERVO PROCESSOR/DIGITAL SIGNAL PROCESSOR DIGITAL FILTER/D/A CONVERTER CLVS OUTR BLKCK (75) BLKCK NCLDCK /CLDCK SBCK SBCK SUBC SUBC MAIN UNIT DEMPH OUTL CD SIGNAL FLAG SQCK SQCK IPFLAG SUBQ SUBQ DIGITAL AUDIO INTERFACE PLLF DIGITAL AUDIO INTERFACE PLLF2 DSLF...
  • Page 167 AN22010A-VF RF AMP MD OPTICAL PICKUP VREF X1 BPF BAND X2 BPF MON3T MON3T 3 TENV BOTM BOTM BOTTOM DET OUT RF OUT RF PEAK DET 3 TAP 3 TAP 3 TAP 3 TAP 4 TAP DARK DET CENVC 4 TAP DARK DET SELECT SIGNAL CENVD...
  • Page 168 IC11 IC72 L700 TC74HCT00AFL C3ABKB000041 MAGNETIC Q10,11 NAND GATE 4M DRAM HEAD HEAD DRIVE 1,2, 14~18 MN66621ARG 24,25 9~12 ATRAC,MDLP ENCODER/DECODER, DIGITAL SERVO SIGNAL PROCESSOR 88,99 POWER IVDD0,1 SUPPLY PWM GENERATOR DIGITAL SERVO PROCESSOR MICRO COMPUTER SERIAL VREFI INTERFACE MON3T MON3T BOTM BOTM...
  • Page 169 AK4518VF-E2 TO MAIN AD/DA CONVERTER BLOCK MON14 MCLK CLOCK AINL CMODE LIN (RIN) DIVIDER DECIMATION FILTER LRCK MODULATOR VCML AINR SCLK DECIMATION FILTER VCMR SDTO SDTO MODULATOR SERIAL I/O VCOM INTERFACE SDTI COMMON VOLTAGE AOUTL L.P.F. INTERPOLATOR MODULATOR AOUTR L.P.F. INTERPOLATOR MODULATOR SYSRST...
  • Page 170 AK4518VF-E2 (24P) MN662790RSC (80P) AN7135 TC74HCT00AFL (14P) LB1830MS-TLM (10P) MN101CF61GAA (80P) TC74HCT7007A (14P) TC4052BFNELM (16P) MN66621ARG (100P) TC74HC4050EL (16P) AN8496SA-E1V (32P) C0JBAZ001800 (16P) AN22010A-VF (48P) AN8885SBE1 (28P) MN101CP49KCB (100P) No.1 BD3861FS-E2 (32P) NJM2115V-TE1 (8P) No.1 C1BB00000616 (28P) C1BB00000527 (16P) BA5948FPE2 UPC29M33HF BA7755A 0N2180RLC1...
  • Page 171 AC TRANSFORMER (REP3193B) F1 125V 1.6A CN505B 2 3 4 5 Q804 D814 R804 R814 C808 AC IN Q801 Q803 230V-240V 50Hz D801 RL801 C811 L802 R806 D804 T2 SECONDARY TRANSFORMER J322 D806 D822 D805 D823 T1 (POWER TRANSFORMER) C801 PRIMARY D802 FP802...
  • Page 172 CD SERVO P.C.B (REP2807G) C727 X701 TJ701 C725 TP19 C717 TP16 C702 C726 C716 C721 C728 C744 R709 C722 TP17 R712 R762 C723 C724 TP18 Q703 TP25 J704 R721 IC701 J723 Q702 C730 C732 C711 J726 J702 IC702 C712 C760 J703 C713 C718...
  • Page 173 DECK P.C.B. (REP3193B) C1102 CP1301 R1101 C1323 C1201 C1101 C1104 Q1317 C1322 C1103 C1318 C1202 R1335 R1302 Q1313 C1204 C1319 C1108 C1325 C1302 1 2 3 4 5 R1334 L1303 R1336 IC1000 D1301 R1330 C1315 R1332 C1317 C1314 R1304 R1210 R1327 C1305 R1211...
  • Page 174 HEADPHONE P.C.B. (REP3193B) P-MD PHONES JK901 C942 JK503 R594 R948 R596 R987 TAPE EJECT P.C.B. R597 C928 (REP3193B) R996 Q914 C592 R984 R592 Q912 W761 R593 R983 SW761 5 4 3 2 1 TAPE Q913 EJECT WH505A TUNER PACK P.C.B. USB P.C.B.
  • Page 175 MAIN P.C.B. (REP3192D) CN301 J714 J715 J731 CN1303 CN1301 L913 R510 R763 J348 R566 R531 D507 C536 J801 R533 J242 J229 R690 R617 R535 R565 R616 C502 C535 R982 D501 J800 L911 R536 R537 R504 R540 R604 R569 R601 R541 R562 C534 R561...
  • Page 176 R038 CN101B CN301 J531 J714 J320 J715 J638 J731 R156 J615 J380 J616 R312 J234 J233 R155 IC304 R432 R204 R404 J245 C204 C404 L913 R035 X151 C160 R208 R408 J366 R202 J348 R161 C158 C157 D507 C208 C408 R690 C154 R435 Q151...
  • Page 177 PANEL P.C.B. (REP3194D) C643 C636 C644 C642 C645 SW630 Q638 Z631 1 2 3 4 5 6 7 8 9 D643 C646 C638 POWER C639 J304 SW635 J305 Q635 J314 D642 R643 J313 R639 J303 R658 TAPE_REC D638 R657 R666 J302 SW634 Q634...
  • Page 178 POWER P.C.B. (REP3193B) C827 D902 J501 R904 C913 C911 D903 C912 C910 IC902 IC901 Q818 Q808 R917 R920 C908 J502 R836 C819 C924 J607 R840 R819 C902 R921 R916 J500 Q817 C901 Q901 R839 C927 R838 C906 Q814 C915 R919 R918 D906 C918...
  • Page 179 MD SERVO P.C.B. (REP3200A-2N) C N 4 TP33 TP40 36 37 C N 5 L12 R106 R125 C120 C N 8 R110 I C 2 R 4 5 C111 ( S I D E : A )
  • Page 180 MD SERVO P.C.B. (REP3200A-2N) C59 C136 R68 R29 R28 C103 C 1 1 7 I C 5 C 4 2 C119 C 1 1 8 C134 R48 R100 R126 R147 I C 3 ( S I D E : B )