Technics SL-EH570 Service Manual
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Technics SL-EH570 Service Manual

Technics SL-EH570 Service Manual

Compact disc player
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Service Manual
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AD0102032C2
Compact Disc Player
SL-EH570
Traverse Deck: RAE0152Z Mechanism series
Colour
(S)..........Silver Type
Area
(E)..........Europe.
file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0000000000.htm (1 of 2) [25.4.2003 20:50:06]

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  • Page 1 Service Manual TOP NEXT AD0102032C2 Compact Disc Player SL-EH570 Traverse Deck: RAE0152Z Mechanism series Colour (S)..Silver Type Area (E)..Europe. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0000000000.htm (1 of 2) [25.4.2003 20:50:06]...
  • Page 2 © 2001 Matsushita Electric Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law. •@ TOP NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0000000000.htm (2 of 2) [25.4.2003 20:50:06]...
  • Page 3 1 Note TOP PREVIOUS NEXT Refer to the service manual for Model No. SA-EH570 (Order No. AD0102030C2) for information on Accessories and Packaging. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0100000000x.htm [25.4.2003 20:50:39]...

  • Page 4: Handling Precautions For Traverse Deck

    So be careful of electrostatic breakdown during repair of the traverse deck (optical pickup). 2.1 Handling of traverse deck (optical pickup) 2.2 Grounding for electrostatic breakdown prevention 2.2.1 Human body grounding 2.2.2 Work table grounding •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0200000000x.htm [25.4.2003 20:50:58]...

  • Page 5: Handling Of Traverse Deck (Optical Pickup)

    3. Take care not to apply excessive stress to the flexible board (FFC board). 4. Do not turn the variable resistor (laser power adjustment). It has already been adjusted. Refer to Fig. 2-1. Fig. 2-1. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0201000000.htm (1 of 2) [25.4.2003 20:51:15]...

  • Page 6: Grounding For Electrostatic Breakdown Prevention

    2.2 Grounding for electrostatic breakdown prevention TOP PREVIOUS NEXT 2.2.1 Human body grounding 2.2.2 Work table grounding •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0202000000.htm [25.4.2003 20:51:36]...
  • Page 7 2.2.1 Human body grounding TOP PREVIOUS NEXT Use the anti-static wrist strap to discharge the static electricity from your body. Refer to Fig. 2-2. Fig. 2-2. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0202010000.htm [25.4.2003 20:51:53]...

  • Page 8: Work Table Grounding

    Fig. 2-3. Fig. 2-3. Caution: The static electricity of your clothes will not be grounded through the wrist strap. So take care not to let your clothes touch the traverse deck (optical pickup). •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0202020000.htm [25.4.2003 20:52:10]...

  • Page 9: Precaution Of Laser Diode

    3 Precaution of Laser Diode TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0300000000x.htm [25.4.2003 20:52:28]...

  • Page 10: Location Of Controls

    4 Location of Controls TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0400000000x.htm [25.4.2003 20:52:47]...

  • Page 11: Operation Checks And Component Replacement/ Procedures

    5.1 Checking for the main P.C.B. 5.2 Checking for the CD servo P.C.B. 5.3 Replacement for the traverse deck ass’y 5.4 Replacement for the belt, loading motor ass’y and loading switch •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0500000000x.htm [25.4.2003 20:53:43]...

  • Page 12: Checking For The Main P.c.b

    5.1 Checking for the main P.C.B. TOP PREVIOUS NEXT Check the main P.C.B. as shown above. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0501000000.htm [25.4.2003 20:54:02]...
  • Page 13 5.2 Checking for the CD servo P.C.B. TOP PREVIOUS NEXT Follow the (Step 1) (Step 3) of item 5.1. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0502000000.htm (1 of 2) [25.4.2003 20:54:21]...
  • Page 14 Check the CD servo P.C.B. as shown below. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0502000000.htm (2 of 2) [25.4.2003 20:54:21]...
  • Page 15 5.3 Replacement for the traverse deck ass’y TOP PREVIOUS NEXT Follow the (Step 1) (Step 3) of item 5.1. Follow the (Step 1) (Step 5) of item 5.2. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0503000000.htm (1 of 6) [25.4.2003 20:54:39]...
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  • Page 17 (3 of 6) [25.4.2003 20:54:39]...
  • Page 18 (4 of 6) [25.4.2003 20:54:39]...
  • Page 19 (5 of 6) [25.4.2003 20:54:39]...
  • Page 20 •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0503000000.htm (6 of 6) [25.4.2003 20:54:39]...
  • Page 21 TOP PREVIOUS NEXT Follow the (Step 1) (Step 3) of item 5.1. Follow the (Step 1) (Step 5) of item 5.2. Follow the (Step 1) (Step 9) of item 5.3. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0504000000.htm (1 of 2) [25.4.2003 20:54:58]...
  • Page 22 •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0504000000.htm (2 of 2) [25.4.2003 20:54:58]...

  • Page 23: Error Code Display And Servo Adjustment Function

    Check beforehand for scratching or soiling of the test disc (SZZP1054C), and soiling or other problems with the pickup lens. 6.1 Error code display procedure 6.1.1 Automatic adjustment results 6.1.2 Checking the mechanism switches 6.2 Servo adjustment procedure 6.3 Error code based on troubleshooting •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0600000000x.htm [25.4.2003 20:55:16]...
  • Page 24 6.1 Error code display procedure TOP PREVIOUS NEXT 6.1.1 Automatic adjustment results 6.1.2 Checking the mechanism switches •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0601000000.htm [25.4.2003 20:55:51]...
  • Page 25 4. A servo section error code is displayed. Refer to Error code based on troubleshooting. Use this error code display as a guideline for finding the malfunction point in the servo circuitry. If the error code is displayed, the unit isOK. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0601010000.htm [25.4.2003 20:56:10]...
  • Page 26 Does not play even if the PLAY button is pressed. Pickup rest position detect switch (S701) fault. Disc not move even if the PLAY button is pressed. System control and servo processor IC (IC451, IC702) fault. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0601020000.htm [25.4.2003 20:56:27]...
  • Page 27 4. Press the PLAY button, and play for 10 seconds. 5. Servo adjustment results are displayed. Refer to Fig. 6-2. For further information about servo adjustment results, refer to Fig. 6-3. Fig. 6-2. Fig. 6-3. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0602000000.htm (1 of 2) [25.4.2003 20:56:44]...
  • Page 28 6. Remove the disc and turn off the power. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0602000000.htm (2 of 2) [25.4.2003 20:56:44]...
  • Page 29 Disc play Scratches or IC702- 1.7 V E07, E09, unstable. contaminants 32 pin E0B, E0D, on disc surface. Focus and Tracking servo circuit (check waveforms, voltages and part values.) Spindle driver circuit. Optical pickup. file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0603000000.htm (1 of 3) [25.4.2003 20:57:01]...
  • Page 30 IC701-8 1.0 V adjustment surface. Focus and completed Tracking in the servo circuit specified (check time waveforms, period. voltages and part values.) Optical pickup. IC702- 1.7 V 32 pin IC702- 36 pin file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0603000000.htm (2 of 3) [25.4.2003 20:57:01]...
  • Page 31 Focus and completed Tracking in specified servo circuit time (check period. waveforms, voltages and part values.) Optical pickup. IC702- 1.7 V 33 pin IC702- 36 pin •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0603000000.htm (3 of 3) [25.4.2003 20:57:01]...

  • Page 32: To Supply Power Source

    TOP PREVIOUS NEXT This unit is designed to operate on power supplied from system connected./When a component requires service, use the system connections to supply power source. /For system connections, refer to Fig.7-1. Fig. 7-1. •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0700000000x.htm [25.4.2003 20:57:21]...

  • Page 33: Schematic Diagram Notes

    This schematic diagram may be modified at any time with the development of new technology. Notes: S601: CD edit switch (EDIT) S602: Repeat switch (REPEAT) S603: Random play switch (RANDOM) S611: Disc tray open/close switch/( OPEN/CLOSE) S612: Pause switch ( S613: F.Skip/search switch ( file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0800000000x.htm (1 of 4) [25.4.2003 20:57:39]...
  • Page 34 Indicated voltage values are the standard values for the unit measured by the DC electronic circuit tester (high-impedance) with the chassis taken as standard. Therefore, there may exist some errors in the voltage values, depending on theinternal impedance of the DC circuit tester. No mark : CD Stop file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0800000000x.htm (2 of 4) [25.4.2003 20:57:39]...
  • Page 35 Cover the parts boxes made of plastics with aluminum foil. Ground the soldering iron. Put a conductive mat on the work table. Do not touch the legs of IC or LSI with the fingers directly. Voltage and signal line : Positive voltage line file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0800000000x.htm (3 of 4) [25.4.2003 20:57:39]...

  • Page 36: Schematic Diagram

    9 Schematic Diagram TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s0900000000x.htm [25.4.2003 20:58:19]...

  • Page 37: Printed Circuit Board Diagram

    10 Printed Circuit Board Diagram TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1000000000x.htm [25.4.2003 20:58:38]...

  • Page 38: Type Illustration Of Ics, Transistors And Diodes

    11 Type Illustration of ICs, Transistors and Diodes TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1100000000x.htm [25.4.2003 20:58:58]...

  • Page 39: Wiring Connection Diagram

    12 Wiring Connection Diagram TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1200000000x.htm [25.4.2003 20:59:15]...

  • Page 40: Block Diagram

    13 Block Diagram TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1300000000x.htm [25.4.2003 20:59:33]...

  • Page 41: Troubleshooting Guide

    14 Troubleshooting Guide TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1400000000x.htm [25.4.2003 21:00:04]...

  • Page 42: Terminal Function Of Ics

    15 Terminal Function of ICs TOP PREVIOUS NEXT 15.1 IC451 (M38504E6255F):System Control 15.2 IC701 (AN8885SBE1V):Servo Amp 15.3 IC702 (MN662790RSC):Servo Processor/Digital Signal Processor/Digital Filter/ D/A converter 15.4 IC703 (AN8739SBE2):Focus Coil/Tracking Coil/ Traverse Motor/Spindle Motor Drive •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1500000000x.htm [25.4.2003 21:00:23]...
  • Page 43 LED data signal output LED GRN Green LED control signal output MSEL Function select signal output/(Connected to VSS via resistor) MDATA Command data output for CD servo IC MCLK Command clock output for CD servo IC file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1501000000.htm (1 of 2) [25.4.2003 21:00:41]...
  • Page 44 Not used, open Not used, open Disc tray open detect signal input Not used, open KEY2 Operation key signal input KEY1 Operation key signal input Disc tray close detect switch signal input •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1501000000.htm (2 of 2) [25.4.2003 21:00:41]...
  • Page 45 Not used, connected to GND Tracking error signal input TEOUT Tracking error signal output FEOUT Focus error signal output Focus error signal input VREF Reference voltage output TBAL Tracking balance adj. input FBAL Focus balance adj. input •@ file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1502000000.htm (1 of 2) [25.4.2003 21:00:58]...
  • Page 46 (Not used, open) CSEL Frequency control terminal of crystal oscillator (Not used, connected to GND) Traverse servo control signal output (Not used, open) Traverse drive signal output Turntable motor drive signal output (L: ON) file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1503000000.htm (1 of 3) [25.4.2003 21:01:17]...
  • Page 47 Power supply terminal AVSS2 GND terminal EFM signal (Not used, open) PLL extract clock (Not used, open) VCOF2 VCO loop filter terminal (Not used, connected to GND) SUBC Sub-code serial output clock (Not used, open) file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1503000000.htm (2 of 3) [25.4.2003 21:01:17]...
  • Page 48 Power supply terminal PSEL Test terminal (Connected to GND) MSEL Output frequency select signal input (Not used, connected to GND) SSEL SUBQ output mode select signal input (Not used, connected to VDD) •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1503000000.htm (3 of 3) [25.4.2003 21:01:17]...
  • Page 49 Motor driver 4 output terminal (+) Not used PGND2 Driver GND terminal 2 PVCC2 Driver power supply terminal 2 Not used, open Power supply terminal VREF Reference voltage input terminal Motor driver 4 input Motor driver 3 input file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1504000000.htm (1 of 2) [25.4.2003 21:01:52]...
  • Page 50 RSTIN Reset terminal (Not used, connected to GND) Not used, connected to GND •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1504000000.htm (2 of 2) [25.4.2003 21:01:52]...

  • Page 51: Replacement Parts List

    Part Name & Description Remarks RKM0400-1S TOP CABINET RHD30007-1S SCREW XTBS3+8JFZ1 SCREW REX0976 CONNECTOR ASS´Y(6P) RGK1136-1S CD LID RKA0105-K RUBBER RKA0106-N FOOT RING RYP1007-S FRONT PANEL ASS´Y RGB0025-A TECHNICS BADGE RKW0579-1Q PANEL LID XTBS3+8JFZ1 SCREW file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (1 of 8) [25.4.2003 21:02:10]...
  • Page 52 105-10 XQS17+A35FZ SCREW RMS0350-1 PIN(B) RMS0627 PIN(A) RME0109 FLOATING SPRING(1) RME0142 FLOATING SPRING(2) RMR0698-K1 TRAVERSE CHASSIS XTV2+6G SCREW RME0063 SPRING RMM0079A-1 SLIDE PLATE(1) RML0178-1 LEVER RFKNLPG440-K GEAR ASS´Y RHD20009-1 SCREW RME0087A-1 SPRING RML0349 LEVER file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (2 of 8) [25.4.2003 21:02:10]...
  • Page 53 F1D1H471A012 C415,16 ECBT1C103MS5 16V 0.01U F1D1C103A004 C452 ECBT1C103MS5 16V 0.01U F1D1C103A004 C701 ECEA0JKA330I 6.3V 33U C702 ECUVNE104MBN 16V 0.1U F1J1C104A065 C703 ECEA0JKS101 6.3V 100U C704 ECUVNE104MBN 16V 0.1U F1J1C104A065 C706 ECUV1H272KBN 50V 2700P F1J1H272A592 file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (3 of 8) [25.4.2003 21:02:10]...
  • Page 54 ECUV1H222KBN 50V 2200P C750,51 ECUVNE104MBN 16V 0.1U F1J1C104A065 C752 ECUV1H102KBN 50V 1000P C753 ECUV1H471KBM 50V 470P C754 ECUV1H471KBN 50V 470P C790 ECA1AKF820 10V 82U CN402 K1MN19B00035 CONNECTOR(19P) CN405 RJP6G18ZA CONNECTOR(6P) K1KA06A00220 CN701 K1MN16B00080 CONNECTOR(16P) file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (4 of 8) [25.4.2003 21:02:10]...
  • Page 55 P.C.B. ASS´Y [RTL] Q2,Q3 2SD1862QRTV6 TRANSISTOR B1BACD000012/ 2SB621A-R TRANSISTOR 2SB0621AH/ 2SC3311ATA TRANSISTOR 2SC3311A0A Q401 UN4214TA TRANSISTOR UNR421400A Q402-04 2SC3311ATA TRANSISTOR 2SC3311A0A Q701 2SB709S TRANSISTOR 2SB07090S Q801,02 UN411FTA TRANSISTOR UNR411F00A ERDS2FJ271 1/4W 270 ERDS2FJ6R8 1/4W 6.8 file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (5 of 8) [25.4.2003 21:02:10]...
  • Page 56 1/4W 100 R436,37 ERDS2FJ472 1/4W 4.7K R438 ERDS2FJ102 1/4W 1K R439 ERDS2FJ223 1/4W 22K R440 ERDS2FJ473 1/4W 47K R441 ERDS2FJ472 1/4W 4.7K R442 ERDS2FJ103 1/4W 10K R444 ERDS2FJ472 1/4W 4.7K R445 ERDS2FJ473 1/4W 47K file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (6 of 8) [25.4.2003 21:02:10]...
  • Page 57 1/16W 3.9K R728,29 ERJ6GEYJ392V 1/10W 3.9K R731 ERJ6GEYJ682V 1/10W 6.8K R735,36 ERJ6GEYJ101V 1/10W 100 R741 ERJ6GEYJ473V 1/10W 47K R742 ERJ6GEYJ224V 1/10W 220K R744 ERJ6GEYJ124V 1/10W 120K R749 ERJ6GEYJ472V 1/10W 4.7K R750 ERJ6GEYJ4R7V 1/10W 4.7 file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (7 of 8) [25.4.2003 21:02:10]...
  • Page 58 RJ712-14 ERJ6GEY0R00V CHIP JUMPER RJ721-42 ERJ3GEY0R00V CHIP JUMPER S601-03 EVQ11G05R SW,PUSH S611-16 EVQ11G05R SW,PUSH S701 RSH1A043-U SW,REST K0J1BB000022 S790,91 RSH1A005 SW,OPEN/CLOSE DET. K0J1BB000010 X401 RSXY8M00D01T OSCILLATOR H2B800400005 X701 RSXZ16M9M01T OSCILLATOR H2A169500005 •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1600000000x.htm (8 of 8) [25.4.2003 21:02:10]...

  • Page 59: Cabinet Parts Location

    17 Cabinet Parts Location TOP PREVIOUS NEXT •@ TOP PREVIOUS NEXT file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1700000000x.htm [25.4.2003 21:02:29]...

  • Page 60: Loading Unit Parts Location

    18 Loading Unit Parts Location TOP PREVIOUS •@ TOP PREVIOUS file:///C|/Documents%20and%20Settings/Administrator/Plocha/SL-EH570/s1800000000x.htm [25.4.2003 21:02:50]...

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