Panasonic SA-AK18 Service Manual
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Panasonic SA-AK18 Service Manual

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ORDER NO. MD0003033C2
CD Stereo System
SA-AK18
Colour
(S)... Silver Type
Area
(E)...Europe
(EB)...Great Britain
(EG)...Germany and Italy
TAPE SECTION :
AR2 MECHANISM SERIES
CD SECTION :
RAE0152Z-3 TRAVERSE DECK SERIES

SPECIFICATIONS

Specifications
1

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Summary of Contents for Panasonic SA-AK18

  • Page 1: Specifications

    ORDER NO. MD0003033C2 CD Stereo System SA-AK18 Colour (S)... Silver Type Area (E)...Europe (EB)...Great Britain (EG)...Germany and Italy TAPE SECTION : AR2 MECHANISM SERIES CD SECTION : RAE0152Z-3 TRAVERSE DECK SERIES SPECIFICATIONS Specifications...

  • Page 2: Table Of Contents

    svcdoc CD Stereo System 1 Specifications 1 1. Before Repair and Adjustment 3 2. Protection Circuitry 3 3. Accessories 3 4. Handling Precautions For Traverse Deck 5 5. Precaution of Laser Diode 6 6. Caution for AC Mains Lead 8 7.
  • Page 3 svcdoc 19. Troubleshooting Guide 42 20. Parts Location and Replacement Parts List 43 20.1. Deck Mechanism (RAA3410-S) 44 20.1.1. Deck Mechanism Parts Location 44 20.1.2. Deck Mechanism Parts List 46 20.2. CD Loading Mechanism (RD-DAC026-S) 47 20.2.1. CD Loading Mechanism Parts Location 47 20.2.2.
  • Page 4 █ AMPLIFIER SECTION RMS power output 60 W per channel (6 Ω) THD 10%, both channels driven Input sensitivity 250 mV Input Impedance 13.9 kΩ █ FM TUNER SECTION Frequency range 87.5 - 108 MHz (50 kHz steps) Sensitivity 1.8 µV (IHF) S/N 26 dB 1.5 µV Antenna terminal(s)

  • Page 5: Before Repair And Adjustment

    █ SYSTEM SC-AK18 (E) Music Center: SA-AK18 (E) Speaker: SB-AK18 (E) SC-AK18 (EB) Music Center: SA-AK18 (EB) Speaker: SB-AK18 (E) SC-AK18 (EG) Music Center: SA-AK18 (EG) Speaker: SB-AK18 (E) Notes: 1. Specifiacations are subject to change without notice. Weight and dimensions are approximate.
  • Page 6 FM indoor antenna AC mains lead (E,EG) AC main lead (EB) FM antenna Plug Adaptor (EB)

  • Page 7: Handling Precautions For Traverse Deck

    AM Loop antenna 4. Handling Precautions For Traverse Deck 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). •...

  • Page 8: Precaution Of Laser Diode

    • 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.
  • Page 9 1. Do not disassemble the optical pick up unit, since radiation from exposed laser diode is dangerous. 2. Do not adjust the variable resistor on the pick up unit. It was already adjusted. 3. Do not look at the focus lens using optical instruments. 4.

  • Page 10: Caution For Ac Mains Lead

    6. Caution for AC Mains Lead...

  • Page 11: Operation Procedures

    7. Operation Procedures...

  • Page 13: Operation Checks And Main Component Replacement Procedures

    8. Operation Checks and Main Component Replacement Procedures “ATTENTION SERVICER” Some chassis components may have sharp edges. Be careful when disassembling and servicing. 1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main components.

  • Page 14: Checking Procedure For Each Major P.c.b

    Warning: This product uses a laser diode. Refer to caution statement “Precaution of Laser Diode. ACHTUNG: - Die Lasereinheit nicht zerlegen. - Die Lasereinheit darf nur gegen eine vom Hersteller speczifizierte Einheit ausgetauscht werden. 8.1. Checking Procedure for each major P.C.B. 8.1.1.
  • Page 15 Step 3 Pull out the CD tray as shown and remove the CD lid. Push back the CD tray after the CD lid has been removed.
  • Page 16 Step 5 Remove the wire at CP605 and CN309. Step 6 Release the 2 catches and remove the CD changer base together with the CD changer. - Checking for Main, Panel and Deck P.C.B...
  • Page 17 - Checking for Power P.C.B.

  • Page 18: Main Component Replacement Procedures

    8.2. Main Component Replacement Procedures 8.2.1. Replacement of the Traverse Deck Step 1 Follow the procedures in ‘Disassembly of the Traverse Unit’ ( Step 1 - Step 4 ). Step 3 Desolder the 4 legs of the 2 motors and pull out the Servo P.C.B. Step 4 Widen the 3 bosses with a flat screwdriver and pull out the 3 pins.
  • Page 19 Step 5 Remove the flexible cable CN701. - Removal of the flexible cable. Push the top of the connector in the direction of the arrow 1, and then pull out the flexible cable in the direction of the arrow 2. Note: Insert a short pin into the flexible cable for traverse unit.

  • Page 20: Replacement Of The Power Amplifier Ic

    Note: Before installing the CD servo P.C.B., move the optical pickup towards the outer edge from the marking (black triangle). [Otherwise, the reset detect switch (S701) mounted on the CD servo P.C.B. may be damaged.] 8.2.2. Replacement of the Power Amplifier IC Step 1 Follow the procedures in ‘Checking Procedure for each major P.C.B.’...
  • Page 21 Step 5 Remove the 4 screws fixed to the Power Amplifier IC. Step 6 Unsolder the terminals of Power Amp IC and replace the respective component.

  • Page 22: Disassembly And Assembly Of The Traverse Unit

    8.3. Disassembly and assembly of the Traverse Unit Step 1 Push the lever from position A to B. Step 2 Pull the stopper (black) in the direction of arrow 1 and push the lever in the direction of arrow 2. Step 3 Push the stopper (black) down until the white lever eject out.
  • Page 23 - Replacement of Traverse Unit Step 1 Place the traverse unit as shown. Step 2 Press in the lever shaft in the direction of arrow 1 as shown and push the traverse unit into the position in the direction of arrow 2. Step 3 Pull the stopper in the direction of arrow 1 and release the lever in the direction of arrow 2 as shown.

  • Page 24: Disassembly And Assembly Of The Disc Tray

    Step 5 Push the lever to the initial position indicated ‘|---|’. 8.4. Disassembly and assembly of the Disc Tray Step 2 With lifting the claw in the direction of arrow 1, draw the clamp SW P.C.B. in the direction of arrow 2. Step 3 Remove the mechanism cover.
  • Page 25 Step 4 Insert the gear with hexagonal wrench into the hole. Step 5 Rotate the hexagonal wrench in the direction of arrow (clockwise), and then open the disc tray fully. Step 6 Upset the CD changer unit again. Step 7 Release both the claws, and then draw the disc tray.
  • Page 26 Step 8 With forcing the left guide bar manually because the left guide bar interferes with claw, draw the disc tray. - Installation of the disc tray after replacement Step 1 Slide the drive rack fully in the direction of the arrow. Step 2 Holding the drive rack, not to move, install the disc tray.

  • Page 27: Self-Diagnostic Function

    Step 3 Align the drive rack with the drive gear. Step 4 Holding the disc tray manually, rotate the pulley gear in the direction of arrow. Step 5 Rotate the gear 5 or 6 times manually, and then push the disc tray. 9.

  • Page 28: Cassette Mechanism Test (For Error Code H01, H02, H03, F01, F02)

    9.3. Cassette Mechanism Test (For error code H01, H02, H03, F01, F02) 1. Press “TAPE, DECK 1/2” to select Deck 2. 2. Load a cassette tape with the erasure prevention tab, remove from left side only and close the cassette holder. 3.

  • Page 29: To Clear All Error Code

    F16 ..etc). 9.5. To clear all Error code 1. Press “STOP/TUNE MODE” button for 5 seconds. 2. FL indicator shows “CLEAR” for 1 second and change to “T”. 9.6. How to get out from Self-Diagnostic function 1. Press “Power” button OFF. 9.7.

  • Page 30: Power Supply Related Error Detection

    Error Error Problem condition Display REST SW detection error CD does not function. This error occurs when the Optical Pick Up REST SW (S701) is not detected within the specified time (about 8 seconds) CD tray opens automatically CLAMP switch (S4) NG (Check & Replace) Does not startup when [PLAY] BOTTOM switch (S5) NG (Check &...

  • Page 31: Cd Automatically Adjustment Result Indication

    11.2. CD Automatically Adjustment result indication Under CD test mode, pressing the numeric key ‘0’ on the remote controller will display the auto adjustment result. FLOCK, TLOCK and CLVS status shall be shown as below: During the above display, executing CD PLAY will display auto adjustment result for CD PLAY mode. 12.

  • Page 32: Tape Speed Adjustment (Deck 1/2)

    - Please replace both azimuth adjustment screw (RHE5152ZB) and springs (RM0331) simultaneously when readjusting the head azimuth. (shown in Fig. 2) Even if you wish to readjust the head azimuth without replacing the acrews and springs, a fineadjustment to the azimuth screw and spring. - Please remove the screw-locking bond left on the head base when replacing the azimuth screw.

  • Page 33: Bias Frequency Adjustment (Deck 1/2)

    1. Set the unit “AUX” position. 2. Insert the Normal blank tape (QZZCRA) into DECK 2 and the unit to “REC” mode (use “• REC/STOP” key). 3. Measure and make sure that the output is within the standard value. 4. Insert the CrO2 tape (QZZCRX). 5.

  • Page 34: Alignment Points

    SIGNAL GENERATOR OR RADIO DIAL INDICATOR REMARK ADJUSTMENT(Shown SWEEP GENERATOR SETTING (ELECTRONIC in Fig.3) VOLTMETER CONNECTIONS FREQUENCY OSCILLOSCOPE) Fashion a loop 455 kHz 30% Point of Headphone Jack Z102 (AM IFT) Adjust for of several turns Mod. at 40Hz. non-interference maximum (32Ω) Fabricate the of wire and...

  • Page 35: Illustration Of Ic's, Transistors And Diodes

    Tuner section 13. Illustration of IC’s, Transistors and Diodes 14. Terminal Function of ICs 14.1. IC701 (AN8839NSBE2) Servo Amplifier...

  • Page 36: Ic702 (Mn662790Rsc) Servo Processor/ Digital Signal Processor/ Digital Filter/ D/A Converter

    Pin No. Mark Function Tracking signal input 1 Tracking signal input 2 Power supply Focus signal input terminal Focus signal input terminal APC amp input APC amp output RF summing output RFIN Detector’s input CSBRT Capacitor for OFTR connection Capacitor for HPF amp connection BDO output (“H”...
  • Page 37 Mark Function CSEL Frequency Selection Mark Function Terminal H = 33.8688 BCLK N.C. MHz; L = 16.9344 MHz LRCK N.C. SRDATA N.C. Traverse drive output DVDD1 Power supply input (for Spindle motor ON digital circuit) output ("L" : ON) DVSS1 GND (for digital circuit) Spindle motor drive Digital audio interface...
  • Page 38 4.2336MHz) RF signal input Mark Function IREF Reference current input DSL bias terminal (Not used, open) DSLF DSL loop filter terminal PLLF PLL loop filter terminal VCOF VCO loop filter terminal AVDD2 Power supply input (for analog circuit) AVSS2 GND (for analog circuit) EFM signal output PLL extraction clock output (fPCK = 4.321...

  • Page 39: Ic703 (An8739Sbe2) Focus Coil/ Tracking Coil/ Traverse Motor/ Spindle Motor Driver

    14.3. IC703 (AN8739SBE2) Focus coil/ Tracking coil/ Traverse motor/ Spindle motor driver Mark Function /RST RESET output terminal N.C. Motor Drive (2) input Turntable motor drive signal (L : ”ON”) N.C. Motor driver (1) input N.C. PVCC1 Power supply (1) for driver PGND1 Ground connection (1) for driver...
  • Page 40 Mark Function CRT/SER CRT Timer/ (SP_LTH) Mark Function latch signal for ASP MLD/PPLCE O CD command load Tape Mecha TPS input output/Tuner PLL chip DECK 1 Tape Mecha condition enable input (HALF 1/ MODE/ CD command data MDATA/ PHOTO 1/PHOTO 2) output/Tuner PLL data PLLDA DECK 2...

  • Page 41: Block Diagram

    output drive output) Mark Function 62-83 SEG32-SEG11 O Segment drive output (Anode drive output) 84-90 Segment drive output SEG10-SEG4/REG10-REG4 (Anode drive output)/For region setting/Function selection use/Key scan output at RESET START Power supply (+5V) REG3/SEG3 O Segment drive output (Anode drive output) REG2/SEG2 O For region setting/Function...
  • Page 42 CD select switch S609 Rec/Stop select switch S610 Disc 5 select switch S611 Tape/Deck select switch S612 Reverse Mode select switch S613 Disc 4 eject switch S614 EQ adjust down switch S615 V.Bass switch S616 Deck 2 eject switch S617 Disc 4 select switch S618 EQ adjust left switch...
  • Page 43 Disc 2 select switch S634 FWD play/pause, Tune/Time adjust up switch S635 Disc 1 eject switch S636 Disc 1 select switch S637 REW, FM Mode/BP select switch S638 Power switch S639 3D AI EQ switch S951 Deck 1 Mode detect switch S952 Deck 1 Tape detect switch S953...

  • Page 44: Printed Circuit Board

    have purposes of fire-retardant (resistors), high-quality sound (capacitors), low-noise (resistors), etc. are used. Whenreplacing 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. Secondary trouble can be prevented by taking care during repair.

  • Page 46: Deck Mechanism (Raa3410-S)

    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. - The parenthesized indications in the Remarks columns specify the areas or colour.

  • Page 48: Deck Mechanism Parts List

    20.1.2. Deck Mechanism Parts List...

  • Page 49: Cd Loading Mechanism (Rd-Dac026-S)

    Ref. No. Part No. Part Name & Description Remarks CASSETTE DECK RED0063 R/P HEAD BLOCK UNIT 101-1 RHE5152ZB SCREW RED0064 P/B HEAD BLOCK UNIT 102-1 RHE5152ZB SCREW RDG0300 REEL BASE GEAR RDG0301 WINDING RELAY GEAR RDK0026 MAIN GEAR RDR0029 RELAY PULLEY RDV0033-4 WINDING BELT RDV0034-1...

  • Page 51: Cd Loading Mechanism Parts List

    20.2.2. CD Loading Mechanism Parts List...
  • Page 52 Ref. No. Part No. Part Name & Description Remarks TRAVERSE DECK RML0517 TIMING LEVER RML0516 PLUNGER LEVER RMB0551 UPPER SPINDLE SPRING RMQ0744 LOWER HOOK RDV0056 BELT RML0525 FRONT LOCK LEVER RML0526 DISC LEVER RDG0424 DRIVE GEAR RDG0425 CHANGE GEAR RDG0427 TRAVERSE CAM GEAR RDG0428 TRAVERSE RELAY GEAR...

  • Page 53: Cabinet

    Ref. No. Part No. Part Name & Description Remarks RAE0152Z-3 TRAVERSE 358-1 SHGD113-1 FLOATING CUSHION 358-2 SNSD38 TRV MOTOR ASS’Y SCRE RME0142 FLOATING SPRING A RME0109 FLOATING SPRING B RMR1124-K1 TRAVERSE CHASSIS RMS0632 TRAVERSE PIN XTN2+6G SCREW RXQ0304-1 NUT PLATE ASS’Y RXQ0339 TRAVERSE MOTOR ASS’Y XQN17+CG5...

  • Page 55: Cabinet Parts List

    20.3.2. Cabinet Parts List...
  • Page 56 Ref. No. Part No. Part Name & Description Remarks CABINET AND CHASSIS REEX0065 20 PIN FFC REEX0081 19 PIN FFC WIRE (CD REEX0082 26 PIN FFC REEX0083 14 PIN FFC WIRE (CD RGPX0032F-S FRONT PANEL [MAVD] RGK1198-K CD ORNAMENT RGL0467-Q DISC SEL LIGHT RGUX0346-S POWER BUTTON...

  • Page 57: Electrical Parts List

    20.4. Electrical Parts List Ref. No. Part No. Part Name & Description Remarks P.C.B. [M]RTL REP1999B TUNER PACK UNIT [M]RTL REP2578A-N PCB ASS’Y [M]RTL REPX0108 R/P PCB UNIT [M]RTL REPX0108A P/B PCB UNIT [M]RTL REPX0192A CD SERVO PCB [MAVD]RTL REPX0197J PANEL PCB HI UNIT [M]RTL REPX0198A...
  • Page 58 Ref. No. Part No. Part Name & Description Remarks Q309 KRA102STA TRANSISTOR Q311 KRC111STA TRANSISTOR Q350 2SB621ARSTA TRANSISTOR Q351 KRC102STA TRANSISTOR Q352 KRA102STA TRANSISTOR Q400 KTD1304TA TRANSISTOR Q401 KTC3199GRTA TRANSISTOR Q500 KTC3199GRTA TRANSISTOR Q501 2SB1238QRTV2 TRANSISTOR Q502 KTC3199GRTA TRANSISTOR Q503 RVTDTA114EST TRANSISTOR Q504 2SC2785FTA...
  • Page 59 Ref. No. Part No. Part Name & Description Remarks DIODES GP1S94 DIODE SVC211SPA-AL DIODE MTZJ4R7BTA DIODE SVC211SPA-AL DIODE SVC211SPA-AL DIODE D101 UDZSTE175R1B DIODE D302 UDZSTE175R1B DIODE D306 DAP202KT146 DIODE D307 DAP202KT146 DIODE D308 1SS355TE17 DIODE D309 1SS355TE17 DIODE D311 1SS355TE17 DIODE D312 RL1N4003S-P...
  • Page 60 Ref. No. Part No. Part Name & Description Remarks D633 RVD1SS133TA DIODE D634 RVD1SS133TA DIODE D635 RVD1SS133TA DIODE D636 MA4020LTA DIODE D637 1SS291TA DIODE D638 RVD1SS133TA DIODE D639 RVD1SS133TA DIODE D640 MA700ATA DIODE D641 MA700ATA DIODE D642 MA700ATA DIODE D643 RVD1SS133TA DIODE D644...
  • Page 61 Ref. No. Part No. Part Name & Description Remarks S622 EVQ11G07K SW SOUND EQ UP S623 EVQ11G05R SW EJECT 3 S625 EVQ21405R SW PLAY/REC S626 EVQ11G07K SW SOUND EQ RIGHT S627 EVQ11G05R SW DISC 3 S628 EVQ21405R SW ECO MODE S629 EVQ21405R SW TUNE MODE...
  • Page 62 Ref. No. Part No. Part Name & Description Remarks CP606 RJS1A6219-1 19P FFC CONNECTOR CP1001 RJT071K09A 9P B/B CONNECTOR CP1002 RJT071K09A 9P B/B CONNECTOR CS951 RJU071H09M1 CONNECTOR CS971 RJU071H09M1 CONNECTOR CS1001 RJS1A6805-J 5P CONNECTOR SOCKET CS1002 RJS1A6805-J 5P CONNECTOR SOCKET COILS &...
  • Page 63 Ref. No. Part No. Part Name & Description Remarks DISPLAY TUBE FL600 RSL0295-F FL DISPLAY FUSES XBA2C10TB0L FUSE FUSE HOLDERS EYF52BC FUSE HOLDER EYF52BC FUSE HOLDER HOLDERS H500 RJS1A5508 WIRE HOLDER H600 RMR0317 8P CABLE HOLDER H601 RMR0315 6P CABLE HOLDER H602A RMR0317 8P CABLE HOLDER...
  • Page 64 Ref. No. Part No. Part Name & Description Remarks ERDS2TJ564T 560K 1/4W ERDS2TJ391T 390 1/4W ERDS2TJ272T 2.7K 1/4W ERDS2TJ684T 680K 1/4W ERDS2TJ391T 390 1/4W ERDS2TJ391T 390 1/4W ERDS2TJ684T 680K 1/4W R102 ERJ6GEYJ472V 4.7K 1/10W R103 ERJ6GEYJ101V 100 1/10W R104 ERJ6GEYJ103V 10K 1/10W R105 ERJ6GEYJ471V 470 1/10W R106...
  • Page 65 Ref. No. Part No. Part Name & Description Remarks R211 ERJ6GEYJ222V 2.2K 1/10W R212 ERJ6GEYJ472V 4.7K 1/10W R213 ERJ6GEYJ393V 39K 1/10W R215 ERJ6GEYJ102V 1K 1/10W R216 ERJ6GEYJ562V 5.6K 1/10W R217 ERJ6GEYJ683V 68K 1/10W R218 ERJ6GEYJ332V 3.3K 1/10W R219 ERJ6GEYJ472V 4.7K 1/10W R220 ERJ6GEYJ104V 100K 1/10W R221...
  • Page 66 Ref. No. Part No. Part Name & Description Remarks R402 ERJ6GEYJ392V 3.9K 1/10W R407 ERJ6GEYJ152V 1.5K 1/10W R408 ERJ6GEYJ103V 10K 1/10W R409 ERJ6GEYJ473V 47K 1/10W R410 ERJ6GEYJ102V 1K 1/10W R411 ERJ6GEYJ222V 2.2K 1/10W R412 ERJ6GEYJ472V 4.7K 1/10W R413 ERJ6GEYJ393V 39K 1/10W R415 ERJ6GEYJ102V 1K 1/10W R416...
  • Page 67 Ref. No. Part No. Part Name & Description Remarks R531 ERDS1FVJ392T 3.9K 1/2W R532 ERDS2TJ273T 27K 1/4W R533 ERDS2TJ273T 27K 1/4W R534 ERDS1FVJ392T 3.9K 1/2W R535 ERDS1FVJ150T 15 1/2W R536 ERD2FCVG220T 22 1/4W R538 ERDS2TJ104T 100K 1/4W R539 ERDS2TJ103T 10K 1/4W R540 ERDS1FVJ470T 47 1/2W R541...
  • Page 68 Ref. No. Part No. Part Name & Description Remarks R639 ERDS2TJ102T 1K 1/4W R640 ERDS2TJ122T 1.2K 1/4W R641 ERDS2TJ182T 1.8K 1/4W R642 ERDS2TJ392T 3.9K 1/4W R644 ERDS2TJ222T 2.2K 1/4W R645 ERDS2TJ123T 12K 1/4W R647 ERDS2TJ222T 2.2K 1/4W R648 ERDS2TJ102T 1K 1/4W R649 ERDS2TJ182T 1.8K 1/4W...
  • Page 69 Ref. No. Part No. Part Name & Description Remarks R704 ERJ6GEYJ102A 1K 1/10W R705 ERJ6GEYJ154A 150K 1/10W R706 ERJ6GEYJ102A 1K 1/10W R707 ERJ6GEYJ393V 39K 1/10W R708 ERJ6GEYJ223A 22K 1/10W R709 ERJ6GEYJ683A 68K 1/10W R711 ERJ6GEYJ823A 82K 1/10W R712 ERJ8GEYJ221A 220 1/8W R714 ERJ6GEY0R00A 0 1/10W R715...
  • Page 70 Ref. No. Part No. Part Name & Description Remarks R929 ERDS2TJ103T 10K 1/4W R930 ERDS2TJ103T 10K 1/4W R931 ERDS2TJ472T 4.7K 1/4W R932 ERDS2TJ223T 22K 1/4W R933 ERDS2TJ471T 470 1/4W R934 ERDS2TJ472T 4.7K 1/4W R935 ERDS2TJ223T 22K 1/4W R936 ERDS2TJ103T 10K 1/4W R937 ERDS2TJ474T 470K 1/4W...
  • Page 71 Ref. No. Part No. Part Name & Description Remarks R1003 ERJ6GEYJ103V 10K 1/10W R1004 ERJ6GEYJ152V 1.5K 1/10W R1005 ERJ6GEYJ472V 4.7K 1/10W R1006 ERJ6GEYJ102V 1K 1/10W R1007 ERD25FVJ4R7T 4.7 1/4W R1008 ERJ6GEYJ223V 22K 1/10W R1009 ERJ6GEYJ183V 18K 1/10W R1010 ERJ6GEYJ183V 18K 1/10W R1011 ERJ6GEYJ103V 10K 1/10W R1012...
  • Page 72 Ref. No. Part No. Part Name & Description Remarks R1069 ERJ6GEYJ682V 6.8K 1/10W R1070 ERJ6GEYJ103V 10K 1/10W R1071 ERJ6GEYJ103V 10K 1/10W R1072 ERJ6GEYJ331V 330 1/10W R1073 ERJ6GEYJ682V 6.8K 1/10W R1074 ERJ6GEYJ823V 82K 1/10W R1075 ERJ6GEYJ222V 2.2K 1/10W R1076 ERJ6GEYJ222V 2.2K 1/10W R1077 ERJ6GEYJ393V 39K 1/10W R1078...
  • Page 73 Ref. No. Part No. Part Name & Description Remarks C112 ECUV1H103KBN 0.01 50V C113 ECUV1H102KBN 1000P 50V C114 ECEA1HKA3R3B 3.3 50V C115 ECEA1EKA4R7B 4.7 25V C116 ECUVNE333KBN 0.033 25V C117 ECUV1H103KBN 0.01 50V C118 ECUV1H103KBN 0.01 50V C119 ECQP2A561JZT 560P 100V C120 ECEA1CKA100B 10 16V C121...
  • Page 74 Ref. No. Part No. Part Name & Description Remarks C229 ECUZ1H101JCN 100P 50V C230 ECUZ1H470JCN 47P 50V C232 ECUV1H332KBN 3300P 50V C233 ECEA1HKA100B 10 50V C236 ECUZ1C474ZFN 0.47 16V C237 ECUZ1H102KBN 1000P 50V C238 ECEA1HKAR22B 0.22 50V C242 ECEA1HKA010B 1 50V C300 ECUZ1C103KBN 0.01 16V C301...
  • Page 75 Ref. No. Part No. Part Name & Description Remarks C500 ECEA1HKA3R3B 3.3 50V C501 ECEA1HKA3R3B 3.3 50V C502 ECEA2AM100B 10 100V C503 ECKR1H103ZF5 0.01 50V C505 ECEA1HKA010B 1 50V C506 ECBT1H102KB5 1000P 50V C508 ECBT1H331KB5 330P 50V C509 ECEA1HKA010B 1 50V C510 ECBT1H331KB5 330P 50V C511...
  • Page 76 Ref. No. Part No. Part Name & Description Remarks C611 ECBT1H104ZF5 0.1 50V C612 ECEA1VKA220B 22 35V C613 ECBT1H681KB5 680P 50V C614 ECBT1H681KB5 680P 50V C615 ECBT1H101KB5 100P 50V C616 ECBT1H101KB5 100P 50V C622 ECBT1E103ZF5 0.01 25V C623 ECBT1H102KB5 1000P 50V C624 ECEA0JKA101B 100 6.3V C625...
  • Page 77 Ref. No. Part No. Part Name & Description Remarks C707 ECUZ1E273KBN 0.027 25V C710 ECUZ1H121KCN 120P 50V C711 ECUZ1E104ZFN 0.1 25V C712 ECUZ1E104ZFN 0.1 25V C713 ECUZ1E104MBN 0.1 25V C714 ECEA0JKA101I 100 6.3V C715 ECUZ1H272KBN 2700P 50V C716 ECUZ1H821KBN 820P 50V C717 ECUZ1E104ZFN 0.1 25V C718...
  • Page 78 Ref. No. Part No. Part Name & Description Remarks C1013 ECUZ1H102KBN 1000P 50V C1014 ECUZ1H102KBN 1000P 50V C1015 ECUZ1H102KBN 1000P 50V C1016 ECUZ1H222KBN 2200P 50V C1017 ECUZ1H222KBN 2200P 50V C1018 ECUZ1H103KBN 0.01 50V C1019 ECUZ1H102KBN 1000P 50V C1020 ECUZ1H471KBN 470P 50V C1021 ECUZ1H471KBN 470P 50V C1022...
  • Page 79 Ref. No. Part No. Part Name & Description Remarks RJ709 ERJ8GEY0R00A 0 1/8W RJ710 ERJ8GEY0R00A 0 1/8W RJ712 ERJ8GEY0R00A 0 1/8W RJ715 ERJ6GEY0R00A 0 1/10W RJ716 ERJ6GEY0R00A 0 1/10W RJ721 ERJ6GEY0R00A 0 1/10W RJ722 ERJ6GEY0R00A 0 1/10W RJ724 ERJ6GEY0R00A 0 1/10W RJ727 ERJ6GEY0R00A 0 1/10W RJ728...
  • Page 80 Printed in Singapore / P000308000 H/K/J/N/L/PRT...
  • Page 81 SCHEMATIC DIAGRAM-5 : +B Line : Main Signal Line : Playback Signal Line : FM/AM Signal Line : -B Line : AUX Signal Line : CD Signal Line : Record Signal Line MAIN CIRCUIT 40mA R401 JK305 R310 R321 R233 R307 C308 C217...
  • Page 82 SCHEMATIC DIAGRAM-6 : +B Line : -B Line : Main Signal Line CN301 PGND GND2 R249 R449 R322 Q200,Q400 +7.5V C232 C432 +7.5V KTD1304TA 3300P 3300P -7.0V MUTING -7.0V R248 R448 C313 C233 C225 POWER 50V3.3 50V10 CIRCUIT CD7.5V CD7.5V C228 R225 R224...
  • Page 83 SCHEMATIC DIAGRAM-8 : +B Line : Playback Signal Line : Record Signal Line DECK CIRCUIT 276mV / CLA Q1020 R1055 R1098 C 1038 R1094 R1091 2.2K Q1020,Q1021 220P 2.2K KTD1304TA FILTER AMP 0.7V HEAD 1 MECA <<0V>> R1092 <<0.7V>> CS1001 2.2K 0V <<0V>>...
  • Page 84 H1001/W1001 PBOUTL C1057 R1074 R1069 6.8K 50V3.3 PBOUTR C1054 R1077 50V3.3 AFGND R1072 IC1003 R1067 C1060 RECINL BA4558FE2 4700P MAIN CIRCUIT BUFFER AMP RECINR (CN304) ON C1056 R1068 (+15V) R1085 0.01 Q1024 (SCHEMATIC DIG GND 2SD2144STA R1078 DIAGRAM-5 TPS DRIVE MO+B 6.8K Q1024...
  • Page 85 SCHEMATIC DIAGRAM-1 : + B Line : CD Signal Line CD SERVO CIRCUIT OPTICAL PICKUP PLAY CIRCUIT 0.6V C701 6.3V33 R701 C703 0.5us. 0.2V/DIV 6.3V100 Q701 2.7V Q701 3.2V LASER DIODE ((2.3V)) 2SA1037AKSTX C704 CN701 LASER POWER DRIVE 0.9V ((2V)) LD GND C713 (GUARD)
  • Page 86 SCHEMATIC DIAGRAM-2 : + B Line : CD Signal Line R717 C727 50V1 C725 1000P R721 C726 1000P R718 C728 50V1 C743 PLAY 2.2V CN702 Lch OUT 1KHz, 0dB A.GND C731 C753 Rch OUT 470P 6.3V220 +3.3V D.GND C730 C732 C733 C754 LD SW...
  • Page 87 TUNER P.C.B. (REPX0215B) MAIN P.C.B. (REP0200D) AM LOOP FM EXT ANTENNA ANTENNA AM EXT ANT JK101 L101 J136 Z120 (TUNER PACK) J435 J408 J100 J407 J234 Z101 J389 J239 J343 J406 J405 J232 J132 J133 R110 J309 J131 J129 J130 Q106 R103 R104...
  • Page 88 AC TRANSFORMER P.C.B. (REPX0203G...E/EG) RL502 T501 (POWER TRANSFORMER) 230V 230V-240V PRIMARY D979 D980 C984 SECONDARY C978 D982 D985 R988 R976 R980 R979 Q978 R978 CN502 CN501 CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE. PLEASE DO NOT TOUCH THIS PCB. AC TRANSFORMER P.C.B.
  • Page 89 TACT SWITCH (1) P.C.B. TACT SWITCH (2) P.C.B. (REPX0197J) (REPX0197J)
  • Page 90 DECK P.C.B (REPX0198A) Ref. No. Loc. No. Q1001 D2 Q1003 C2 Q1004 B2 Q1005 C2 Q1006 C2 Q1007 B1 Q1008 B7 Q1009 B7 Q1010 B3 Q1011 B3 Q1012 C3 Q1013 C3 Q1014 B3 Q1015 C3 Q1016 B4 Q1017 C8 Q1018 D8 Q1019 D8 Q1020 C9 Q1021 C9...
  • Page 91 SUB-TRANSFORMER P.C.B. (REPX0203G...E/EG) (REPX0203H...EB) JK500 L500 AC IN J504 J503 230...E/EG 230V-240V...EB 50HZ J502 J501 CAUTION RISK OF ELECTRIC SHOCK AC VOLTAGE LINE. PLEASE DO NOT TOUCH THIS PCB.
  • Page 92 POWER P.C.B. (REPX0204C) FRONT SPEAKERS Ref No Loc. No Q500 C542 E500 Q501 JK500 R544 C544 C557 C541 C549 Q502 C543 J574 Q503 J568 C556 Q504 J592 C553 R509 Q505 Q503 Q507 C554 R508 Q508 R501 R518 Q502 Q509 C514 D513 Q510 R502...
  • Page 93 Ref No Loc. No Ref No Loc.No D604 Q602 D605 Q605 D610 Q606 S628 S638 D617 Q607 D627 Q608 ECO_MODE POWER D628 Q609 D629 Q610 D633 Q611 D634 Q901 J905 J901 J900 J631 D635 Q902 R642 R622 D636 Q903 D637 X600 D638 X601...
  • Page 94 PANEL P.C.B. (REPX0197J) S631 RANDOM R604 R629 S619 SENSOR DISP/DEMO R600 J604 C622 FL600 R903 R908 R668 R664 R901 R906 R913 R937 L605 R672 R669 R665 C615 R904 Q610 R673 R670 R666 R905 R698 R902 R699 Z602 R667 R674 R671 J685 C616 J904...
  • Page 95 Ref No Loc. No Ref No Loc.No D604 Q602 D605 Q605 D610 Q606 S628 S638 D617 Q607 D627 Q608 ECO_MODE POWER D628 Q609 D629 Q610 D633 Q611 D634 Q901 J905 J901 J900 J631 D635 Q902 R642 R622 D636 Q903 D637 X600 D638 X601...
  • Page 96 MECHANISM (DECK 1) P.C.B. (REPX0108A) MECHANISM (DECK 2) P.C.B. (REPX0108) MOTOR P.C.B. (REP2578A-N) TUNER PACK P.C.B. (REP1999B) SPINDLE POSITION P.C.B. (REP2578A-N) CD DETACT P.C.B. (REP2578A-N)
  • Page 97 DECK P.C.B (REPX0198A) Ref. No. Loc. No. Q1001 D2 Q1003 C2 Q1004 B2 Q1005 C2 Q1006 C2 Q1007 B1 Q1008 B7 Q1009 B7 Q1010 B3 Q1011 B3 Q1012 C3 Q1013 C3 Q1014 B3 Q1015 C3 Q1016 B4 Q1017 C8 Q1018 D8 Q1019 D8 Q1020 C9 Q1021 C9...
  • Page 98 CD SERVO P.C.B (REPX0192A) (RF) TP20 X701 TJ701 TP23 C717 R714 TP19 TP21 TP29 C716 C721 R709 C744 TP24 C722 R712 TP18 C723 C724 R742 C725 TP25 IC701 TP26 TP27 C731 C753 TP22 C754 C711 J702 C718 C712 IC702 C713 J712 R705 C747...
  • Page 99 IC701 AN8839NSBE2 SERVO AMP OPTICAL PICKUP SEMICONDUCTOR RFIN CSBRT LASER OFTR DET. TENV Q701 OFTR OFTR LASER POWER DRIVE DET. /RFDET /RFDET DET. FEOUT VCBA Subtracter LDON PHOTO DETECTOR Vref VREF Subtracter VCBA N.C. DIGITAL AUDIO TRACKING FOCUS SYNDROME INTERFACE COIL COIL CALCULATION...
  • Page 100 AM ANT FM ANT Z101 (FM) CF202 CF201 Z120 Q101,Q102 COIL COIL MIXER IF AMP RF AMP IC101 LA1833NMNTLM BUFFER FM/AM IF AMP, DET/AM OSC, MIX/FM MPX (FM) DECODER RF AMP BUFFER PILOT PHASE CANCEL STEREO LEVEL S-CURVE SWITCH AM/FM COMP BUFFER TUNING...
  • Page 101 TA7291P MOTOR DRIVE OUT1 OUT2 POWER SUPPLY CONTROL Q902 STATUS INTERFACE Q901 SUBQ INTEFACE ST/DO Q903 BLKCK INTERFACE Q350 /CDRST PLUNGER SUPPLY RESTSW Q351 DRIVER SWITCH SUPPLY CE/MLD MLD/PLLCE DI/MDATA MDATA/PLLDA CL/MCLK SYSTEM CONTROL/FL DRIVE IC600 M38199MF227 MCLK/PLLCLK...
  • Page 102 Q1012(Q1013) IC1003 24(23) BA4558FE2 MUTING (DECK 1) P.B. 1(2) HEAD 20(5) BUFFER 22(3) Q1014 (Q1015) 21(4) Q1024 (DECK 2) BUFFER HEAD 17(8) DRIVE IC1001 18(7) AN7348STA-E1 P.B. EQ /TPS AMP Q1020 REC AMP./ALC LOGIC L/H (Q1021) FILTER NOR/CrO & HI/LO LOGIC Q1016 RIPPLE LOGIC...
  • Page 103 (44) (56) (55) (54) (53) (52) (51) (50) (49) (48) (41) (39) BUFIN (40) 79(66) IN1F VIDEO/MD (38) 78(67) BUFNF IN1E TUNER IC303 (37) BUFOUT 77(68) M62433AFP IN1D TAPE PB AUDIO IC KARA/LINE_MUT PORT B 76(69) FROM CD SIGNAL IN1C CD CD UNIT DVDD 75(70)
  • Page 104 Q401(Q201) Q400(Q200) IC302 MUTING MUTING M5218AP HP_L(R) BUFFER Q309 Q306 MUTING LEVEL VBASS CONTROL HP_L(R) DCDET IC601 BU2090AF-E2 I/O EXPANDER DATA VBASS CONTROL CIRCUIT MUTE_A 3D_AI REC/ PLY_TIM SYNC G5~G1 11~15 Q602 LED_CTL POWER SUPPLY PCONT Q352 D313 PCONT SWITCH Q311 DCDET KEY SW...
  • Page 105 IC501 STK470-010A REGULATOR IC500 RSN3502B POWER (HIC) D508 SPEAKER (6 Ω) 11(13) +INL(R) OUT L(R) 4(1) 10(14) -INL(R) AC IN Q502(Q500) Q503 Q510 BIAS SWITCH SWITCH SWITCH (FOR CD 3.3V) (AGC) Q509 SUPPLY SWITCHING (CD) Q504,Q505 DETECTOR Q978 SWITCH JK600 E500 HEADPHONE D985,D986...
  • Page 106 SCHEMATIC DIAGRAM-11 : +B Line MOTOR CIRCUIT TA7291P MOTOR DRIVE 16V100 Z0.1 R1 1K MTZJ4R7BTA CD DETACT CIRCUIT PLUNGER BOTTOMSW POSITION PSLED D_GND MAIN CIRCUIT P_GND (CN309) ON SCHEMATIC DIAGRAM-6 OPEN CLAMP GP1S94 DRIVEPOWER HALF RVTDTC143EST POWER SUPPLY CONTROL SPINDLE POSITION CIRCUIT...
  • Page 107 M38199MF227 (100P) STK470-010 (19P) RSN3502B (14P) BU2090AF-E2 (16P) TA7291P MN662790RSC (80P) LA1833NMNTLM (24P) M62433AFP (80P) LC72131MDTRM (20P) AN7348STA-E1 (24P) BA4558FE2 (8P) M62457AFPE1 (16P) 2SC2058SPTA BA7755A M5218AP 0N2180RLC1 AN8839NSBE2 (28P) AN8739SBE2 2SK544F-AC 2SB1238QRTV2 2SC3940AQSTA KTA12710YTA KRC110MTA 2SD965RTA KRA102MTA 2SB621ARSTA KRC103MTA KRC102MTA 2SA1037AKSTX KTC3875GRT A RVTDTA114EST...

  • Page 108: Tuner Circuit

    SCHEMATIC DIAGRAM-3 : +B signal line : AM signal line : FM/AM signal line : FM signal line TUNER CIRCUIT TUNER PACK CIRCUIT C103 R107 0.01 2SK238 2SC2620 RLFFETNGD01L HVM27 CF201 C105 1000P C104 R106 HVM27 1000P 470K 100K FM EXT ANT 75 OHM (0V) R105...
  • Page 109 SCHEMATIC DIAGRAM-4 : +B signal line : AM signal line : FM/AM signal line : FM signal line R104 R109 CF202 RLFFETMGD01L R108 470K (0V) <11.7V> R121 (0V) <0.7V> Q102 Q106 KRA102MTA C120 16V10 POWER SUPPLY SC2787LTA SWITCH MPLIFIER (0V) (0V) M IF <0V>...
  • Page 110 SCHEMATIC DIAGRAM-9 : +B signal line : -B signal line AC TRANSFORMER CIRCUIT FOR E/EG AREA ONLY R980 R985 R981 D981 5.8V 8.8V D978 1D3E R983 D979 Q977 ((5.8V)) ((8.2V)) 1D3E D985 1D3E 2SC3940AQSTA <5.8V> <8.8V> 1D3E C978 REGULATOR Q977 0.01 6.4V C980...
  • Page 111 SCHEMATIC DIAGRAM-1 : + B Line : CD Signal Line CD SERVO CIRCUIT OPTICAL PICKUP PLAY CIRCUIT 0.6V C701 6.3V33 R701 C703 0.5us. 0.2V/DIV 6.3V100 Q701 2.7V Q701 3.2V LASER DIODE ((2.3V)) 2SA1037AKSTX C704 CN701 LASER POWER DRIVE 0.9V ((2V)) LD GND C713 (GUARD)
  • Page 112 SCHEMATIC DIAGRAM-2 : + B Line : CD Signal Line R717 C727 50V1 C725 1000P R721 C726 1000P R718 C728 50V1 C743 PLAY 2.2V CN702 Lch OUT 1KHz, 0dB A.GND C731 C753 Rch OUT 470P 6.3V220 +3.3V D.GND C730 C732 C733 C754 LD SW...
  • Page 113 SCHEMATIC DIAGRAM-9 : +B Line : -B Line : MAIN Signal Line POWER CIRCUIT IC500 RSN3502B POWER HIC JK500 Q502 KTC3199GRTA C517 100V10 R558 C510 SWITCH 330P C508 C506 R525 SPEAKER 330P 1000P 330K 6 OHM C501 R511 L502 L501 R520 50V 3.3 C549...

  • Page 114: Panel Circuit

    SCHEMATIC DIAGRAM-7 : +B Line : -B Line : MAIN Signal Line : CD Signal Line TACT SWITCH (1) PANEL CIRCUIT CIRCUIT H602/W602A H602/W602B CTRL+B 8G P1 C612 R661 D615 35V22 R650 R659 D614 R657 D610 D613 D610 SLR325MCT31W R655 D612 R654 D611...
  • Page 115 D Signal Line FL600 RSL0295-F Q605,Q606 KTC3199GRTA 1G 13G P21 9G P22 P32 7G FL DRIVE C634 35V22 R964 -28.1V Q606 R949 R907 ((-28.1V)) 100K R698 <-28.1V> -28.1V R914 ((-28.1V) 100K -28.3V <-28.1V> ((-28.3V)) 4.2V <-28.3V> ((4.2V)) <4.2V> -28.3V 4.2V Q605 ((-28.3V)) ((4.2V))
  • Page 116 H600/W600 Q605,Q606 KTC3199GRTA SW5V SW5V FL DRIVE MKDATA SER2 SER5 MKCLK GND2 DECK CIRCUIT R922 R925 R964 (CN1001) ON ADIN6 ADIN6 L605 SCHEMATIC -28.1V Q606 100 H R907 ADIN7 ((-28.1V)) ADIN7 DIAGRAM-8 100K <-28.1V> DVREF+ -28.1V DVREF+ D636 R914 ((-28.1V)) C660 MA4020LTA 100K...
  • Page 117 R666 <7V> VBASS R660 R667 S636 ((6.9V)) ((7V)) R668 DISC 1 <7V> <7V> 3D_AI R669 4.9V R670 ((7V)) ((0.1V)) R671 <7V> <4.9V> R656 IC601 R672 S617 S635 ((7V)) ((0V)) R673 EJECT 1 DISC 4 <7V> <0V> R674 0.4V R675 ((0.4V)) ((0V)) R653 R617...
  • Page 118 -23V ((-28V)) <-28V> 64 63 Z602 Q602 (8.5V))<8.5V> 8.5V((8.4V))<8.5V> RCDRPM6937H4 -25V((-23.5V))<-27.5V> REMOCON SEG12 -27V((-27V))<-25V> R679 R695 SEG11 G Vdd 7.8V -30.5V((-28V))<-30V> ((7.7V)) SEG10 <7.8V> -27.5V((-27.5V))<-30.5V> D625 SEG9 IC600 RVD1SS133TA -30V((-28V))<-30V> R694 REG8/SEG8 CHG_PL C674 IC600 D617 1.5K -14V((-16V))<-14.4V> C622 D621 50V4.7 M38199MF227 CHG_S...
  • Page 119 Q902 POWER SUPPLY <0V> ECONO 4.7K ((1.5V)) ((0V)) Q611 4.7K 4.3V <0V> <0V> KRC102MTA ((4.3V)) ((1V)) <4.3V> POWER SUPPLY SUBQ <5V> CONTROL ((0V)) R915 <0V> 4.7K SYS6V ((1.2V)) 4.7K <0V> R971 D643 Q901 ((0V)) -28.5V RVD1SS133TA <0V> D633,D634, ((-28.5V)) D635.D639 <-28.5V>...
  • Page 120 FM ANT AM ANT SOLDER SIDE JK101 JK500 JK305 CN300 MOTOR P.C.B CN101B CP302 SOLDER SIDE CP501 Z120 (TUNER PACK) SOLDER SIDE CN102B CP301 POWER P.C.B TUNER P.C.B SOLDER SIDE CD DETACT P.C.B CP500 CN301 CN309 MAIN P.C.B CN302 CN303 .

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