Toshiba SD-K615 Service Manual
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Toshiba SD-K615 Service Manual

Toshiba SD-K615 Service Manual

Dvd video player
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FILE NO. 810-200204
SERVICE MANUAL
DVD VIDEO PLAYER
SD-K615
SD-3805
SD-2805
DOCUMENT CREATED IN JAPAN, May, 2002

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  • Page 1 FILE NO. 810-200204 SERVICE MANUAL DVD VIDEO PLAYER SD-K615 SD-3805 SD-2805 DOCUMENT CREATED IN JAPAN, May, 2002...
  • Page 2 CONTENTS SECTION 1 ..SUMMARY SECTION 2 ..CABINET & MAIN CHASSIS SECTION 3 ..ELECTRICAL SECTION 4 ..MECHANISM SECTION 5 ..REPLACEMENT PARTS LIST...
  • Page 3 SECTION 1 SUMMARY CONTENTS OWNER’S MANUAL ....................1-3 PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS ..1-31 SERVICING PRECAUTIONS ................1-32 • GENERAL SERVICING PRECAUTIONS • INSULATION CHECKING PRODEDURE • ELECTROSTATICALLY SENSITIVE DEVICES...
  • Page 4 MODEL:SD-K615...
  • Page 5 MODEL:SD-K615...
  • Page 6 MODEL:SD-K615...
  • Page 7 A A A MODEL:SD-K615...
  • Page 8 MODEL:SD-K615...
  • Page 9 MODEL:SD-K615...
  • Page 10 MODEL:SD-K615...
  • Page 11 MODEL:SD-K615 1-10...
  • Page 12 1-11 MODEL:SD-K615...
  • Page 13 MODEL:SD-K615 1-12...
  • Page 14 1-13 MODEL:SD-K615...
  • Page 15 MODEL:SD-K615 1-14...
  • Page 16 1-15 MODEL:SD-K615...
  • Page 17 MODEL:SD-K615 1-16...
  • Page 18 1-17 MODEL:SD-3805...
  • Page 19 MODEL:SD-3805 1-18...
  • Page 20 1-19 MODEL:SD-3805...
  • Page 21 A A A MODEL:SD-3805 1-20...
  • Page 22 1-21 MODEL:SD-3805...
  • Page 23 MODEL:SD-3805 1-22...
  • Page 24 1-23 MODEL:SD-3805...
  • Page 25 MODEL:SD-3805 1-24...
  • Page 26 1-25 MODEL:SD-3805...
  • Page 27 MODEL:SD-3805 1-26...
  • Page 28 1-27 MODEL:SD-3805...
  • Page 29 MODEL:SD-3805 1-28...
  • Page 30 1-29 MODEL:SD-3805...
  • Page 31 MODEL:SD-3805 1-30...
  • Page 32 PRODUCT SAFETY SERVICING GUIDELINES FOR VIDEO PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY SONNEL COVER THE SUBJECT OF X-RADIATION.

  • Page 33: Servicing Precautions

    SERVICING PRECAUTIONS CAUTION : Before servicing the DVD covered by this serv- Electrostatically Sensitive (ES) Devices ice data and its supplements and ADDENDUMS, read and Some semiconductor (solid state) devices can be damaged follow the SAFETY PRECAUTIONS. NOTE : if unforeseen easily by static electricity.

  • Page 34: Table Of Contents

    SECTION 2 CABINET & MAIN CHASSIS CONTENTS 1. DISASSEMBLY .........................2-2 CABINET DISASSEMBLY ......................2-2 CIRCUIT BOARD DISASSEMBLY ....................2-3 2. EXPLODED VIEWS ........................2-4 1. Cabinet and Main Frame Section ...................2-4 2. Packing Accessory Section ....................2-5...

  • Page 35: Disassembly

    DISASSEMBLY CAUTION BEFORE STARTING SERVICING Electronic parts are susceptible to static electricity and may easily damaged, so do not forget to take a proper grounding treatment as required. Many screws are used inside the unit. To prevent missing, dropping, etc. of the screws, always use a magnetized screw driver in servicing.

  • Page 36: Circuit Board Disassembly

    CIRCUIT BOARD DISASSEMBLY Note: Before removing the main circuit board, be sure to shortcircuit the laserdiode output land. After replacing the main circuit board, open the land after inserting the flexible connector. (Refer to Mechanism Disassembly) 1. Disassemble Main circuit board, Jack 2.

  • Page 37: Exploded Views

    EXPLODED VIEWS 1. Cabinet and Main Frame Section...

  • Page 38: Packing Accessory Section

    2.Packing Accessory Section 810 CABLE SET ASS'Y BATTERY OWNER'S MANUAL REMOCON PACKING SHEET PACKING PACKING BOX CARTON OPTIONAL PARTS...
  • Page 39 SECTION 3 ELECTRICAL CONTENTS ELECTRICAL TROUBLESHOOTING GUIDE ..............3-2 1. Power(SMPS) Circuit.......................3-2 2. µ-com Circuit..........................3-3 3. MPEG Circuit..........................3-6 4. Front Circuit(Digitron & Key) ....................3-7 5. RF/Servo Circuit ........................3-8 BLOCK DIAGRAMS ........................3-12 1. Overall Block Diagram ......................3-12 2. Power (SMPS) Block Diagram....................3-13 3.

  • Page 40: Electrical Troubleshooting Guide

    ELECTRICAL TROUBLESHOOTING GUIDE 1. Power(SMPS) Circuit No 5V_D No FLD or 5V_A . Is 5.2VA section working? Is 5.2VA section working? (Is the POWER CTL at Pin6 High/low?) Is oscillation present at the Are D109, L103 open? Base of Q108? No 5.2VA.

  • Page 41: Μ-Com Circuit

    2. µ-COM Circuit A. No Power POWER ON Do “Hello” appear at FLD? Is P3901 connected normally? Reconnect it. Check power. (Refer to power) If power is Does Logo appear normal on the screen? Is P3901 Pin 15, 16, 19 normal? Refer to Front Part The waveform on 3, 5, 7 pin of IC503...
  • Page 42 B. Audio abnormal C. Video abnormal AUDIO ABNORMAL VIDEO ABNORMAL Check Audio jack. Check Video jack. YES (If OK) YES (If OK) Refer to Audio part. Refer to Video part. YES (If OK) YES (If OK) Refer to Decoder part. Refer to PANTERA part.
  • Page 43 E. Picture abnormal PICTURE ABNORMAL Check the disc. Refer to Servo part If OK Check DSP YES (If OK) Check PANTERA YES (If OK) Replace B/D F. Disc Error DISC ERROR Check Disc YES (If OK) Refer to Servo part YES (If OK) Replace B/D...
  • Page 44 3. PANTERA Circuit Power is on Does Logo appear Check power & clock. on the screen? Does the Check CD/DVD DSP output moving picture of the DVD Disc Is PANTERA play on the screen data signal normal? signal. normally? Check CD/DVD DSP output Is error signal normal? signal.

  • Page 45: Front Circuit(Digitron & Key)

    4. Front Circuit (Digitron & key) START Power on. Is oscillation of Check Power. LED ON? X901 normal? Check waveform Is Digitron on normally? Replace IC902. of IC901 Pin 7. Do all the Is waveform of IC901 Check waveform buttons work Pin 20 normal? of IC901 Pin 15.

  • Page 46: Rf/Servo Circuit

    5. RF/Servo Circuit CHECK POINT(General) Does signal goes "High" to IC201 Pin186 when the power is on? Does signal pulse Check "2.PANTERA Part". input to IC201 Pins 53, 54 when the powe is on? Does Replace X201 or IC206 33.8688MHz clock input (30MHz clock defect) to IC201 Pin 63? Replace IC201...
  • Page 47 No disc .Power on Check loading Part. Push Pick-up to inner track to Does tray open or close? the end by hand. Does DECK assembly is defective. PMD03 Pin 6 change (Limit sw) high to low? Pressing the open/close key repeatedly, check the voltage of IC2M1 check PANTERA Part.
  • Page 48 DISC IN OPEN/CLOSE Fig.3. FOCUS ERROR waveform Check Check IC2A1 Pin 47,50,51,52 the focus error moving the FOCUS ON? lens up and down. in DVD Mode (IC2A1 Pin 39) IC201 no output : Pick-up is defective. Does the TTL level change at IC201 Replace IC201.
  • Page 49 CHECK A Fig.5. RF waveform Check RF Eye-Pattern. Check IC2A1 Pins 47, 50, 51, 52. No signal: Pick-up is defective RF : 1.5-1.6V(Q2A6 collector) Does the sawtooth waveform emit See the eye-pattern vivid? Does the 1.6V emit? Replace IC2A1. at IC2A1 Pin 36? Replace IC201.

  • Page 50: Block Diagrams

    BLOCK DIAGRAMS 1. Overall Block Diagram , PAL_SW , AUTO_SW , MIC_ON DAC_RST PWEO /FLASH_CS , /RD /SRST PSENB CPLD SBADD , MIRR,TZC,PI,TE FE,DFECT_IN XLAT , E_STI , E_ENB , E_DR CPLD SPINDLE FOCUS,TRACKING,SLED LOADING DECK M ECHANI SM 3-12...

  • Page 51: Power(Smps) Block Diagram

    2. Power(SMPS) Block Diagram TRANS SWI TCHI NG TR L I NE FI L TER RECTI FI ER 3-13...

  • Page 52: Rf/Cd Dsp/Dvd Dsp/Dvd Servo Block Diagram

    3. RF/CD DSP/DVD DSP/DVD SERVO Block Diagram ICDATA[00:15] ICADDR[0:8] 3-14...

  • Page 53: Audio Block Diagram

    4. Audio Block Diagram 3-15...

  • Page 54: Mpeg Block Diagram

    5. MPEG Block Diagram AD[ 00 : 19 ] 3-16...

  • Page 55: Circuit Diagram

    CIRCUIT DIAGRAM NOTE : 1. Shaded( ) parts are critical for safety. Replace only with specified part number. 1. POWER(SMPS) CIRCUIT DIAGRAM 2. Voltages are DC-measured with a digital voltmeter during Play mode. Oscillation abnormal Digitron no Power 8V line dead R1A1 56(2W) No Power...

  • Page 56: Dvd Dsp Circuit Diagram

    2. DVD DSP CIRCUIT DIAGRAM DVD/CD picture audio abnormal µ-com CD/DVD picture Spindle Servo fail Interface adress audio abnormal D202 D201 Disc Detect Error DRAM Control Scratched Disc abnormal R283 R284 '02. 03. 19 R14135A SD-3805/2805/K615 Sled Servo fail Focus Servo Loop Sled Servo Loop Tracking Focus Servo...

  • Page 57: Drive & Rf Circuit Diagram

    3. DRIVE & RF CIRCUIT DIAGRAM DVD laser CD laser not operate not operate Tray Loading Speed control Focus Servo fail Turntable not operate Tracking Servo fail CD laser not operate Turn table speed control Servo fail Actuator spindle sled not operate '02.
  • Page 58 4. PANTERA CIRCUIT DIAGRAM No Power 1.8V Not memoried setup System not operate menu No Power on Audiuo DAC Interface 9 13 8 System not working or '02. 03. 19 R14134A Digitron not display. SD-3805/2805/K615 Y/Pb/Pr(Component) CVBS WAVEFORM Y.c(S-VHS) Audio L/R OUT OPTICAL/COAXITAL OUT 3-23 3-24...

  • Page 59: Waveforms

    • WAVEFORMS IC2A1 Pin 42, Focus Error IC2A1 Pin 41 IC2A1 Pin 41 IC501 Pin 114 TURN(+)(-) Signal from µ-com TURN(+)(-) from Motor Drive Tracking Error VBR TRACKING Error Component Y Forward turn IC2A1 Pin 57, IC201 Pin 88, SLED Drive(FMO) IC2A1 Pin42, Focus Error(in Focus Search) TURN(+)(-) from Motor Drive Sensor 1 (disc position)
  • Page 60 5. MEMORY CIRCUIT DIAGRAM Digitron abnormal Not power on 4.7K Program download fail Digitron all not display and system not operate Not memoried setup Menu Turntable not operating Pick-up not initial operating “No Disc” display Disc number '02. 03. 19 R14136A detect error SD-3805/2805/K615 WAVEFORM...

  • Page 61: Timer & Key Circuit Diagram

    6. TIMER & KEY CIRCUIT DIAGRAM Remocon not operate System not operate 0.1µF *OPTION A System not operate *OPTION B '02. 03. 19 R14138B SD-3805 SD-2805 SD-K615 SD-3805/2805/K615 OPTION A OPTION B SW903 MENU MENU ZOOM SW902 ENTER ENTER E.A.M...

  • Page 62: A/V Circuit Diagram

    7. A/V CIRCUIT DIAGRAM '02. 03. 19 R14137B SD-3805/2805/K615 3-31 3-32...

  • Page 63: A/V Jack Circuit Diagram

    8. JACK CIRCUIT DIAGRAM C615 470µF/6.3V C613 1000µF/6.3V '02. 03. 19 R14139D SD-3805/2805/K615 3-33 3-34...

  • Page 64: Circuit Voltage Chart

    • CIRCUIT VOLTAGE CHART MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO. PIN NO.
  • Page 65 MODE MODE MODE MODE LEVEL(V) LEVEL(V) LEVEL(V) LEVEL(V) PIN NO. PIN NO. PIN NO. PIN NO. D E I V E & R F 2.08 2.4V 8.01 I C 2 A 1 2.15 2.4V 2.16 2.16 2.4V 1.636 3.1V 2.4V 7.96 2.5~3.7 2.4V...

  • Page 66: Printed Circuit Diagrams

    PRINTED CIRCUIT DIAGRAMS 1. MAIN P.C.BOARD LOCATIONGUIDE (BOTTOM SIDE) (TOP SIDE) 3-39 3-40...

  • Page 67: Av Jack P.c.board

    2. AV JACK P.C.BOARD 3. SMPS P.C.BOARD LOCATION GUIDE NOTES) Warning NOTES) Parts that are shaded are critical NOTES) With respect to risk of fire or LOCATION GUIDE NOTES) electricial shock. 4. FRONT P.C.BOARD LOCATION GUIDE 3-41 3-42...
  • Page 68 MEMO MEMO...
  • Page 69 SECTION 4 MECHANISM CONTENTS 4. Base Assembly Main......4-4 DECK MECHANISM PARTS LOCATIONS 4-1. PCB Assembly Main Mode ....4-4 • Top View..........4-1 4-2. Gear Slider........4-4 • Top View(without Tray Disc) ....4-1 4-3. Gear Exchange.........4-4 • Bottom View ...........4-1 4-4. Gear Main .........4-4 4-5.

  • Page 70: Bottom View

    DECK MECHANISM PARTS LOCATION • Top View (With Tray) Procedure Disass Fig- Parts Fixing Type embly Starting No. Holder Assembly 3 Screws Clamp 2 Connectors 1 Hook Plate Calmp Magnet Clamp 1,2,3 Upper Clamp 1,2,3,4 Holder Clamp Base Assembly Tray 2 Locking Tabs Tray Disc 1 Screw...
  • Page 71 DECK MECHANISM DISASSEMBLY (S2) TRAY DISC (S4) HOLDER CLAMP (S4) MOTOR ASSEMBLY TRAY PLATE CLAMP GEAR TRAY GEAR WHEEL TRAY (S1) (S1) (S1) PLATE CLAMP MAGNET CLAMP (H1) HOLDER CLAMP UPPER CLAMP BASE TRAY ROLLER BASE TRAY BASE TRAY (L2) (L1) BASE TRAY (C2)
  • Page 72 DECK MECHANISM DISASSEMBLY (L3) GEAR MIDDLE GEAR ASSEMBLY FEED GEAR ASSEMBLY RACK (S7) RUBBER REAR RUBBER DAMPER (S8) RUBBER REAR (S7) (S7) PICK UP ASSEMBLY GENERAL BASE PU(OUTSERT) (S7) (C7) RUBBER DAMPER PICK UP ASSEMBLY GENERAL GAER ASSEMBLY RACK MOTOR ASSEMBLY SPINDLE GEAR MIDDLE GEAR ASSEMBLY FEED GEAR UP/DOWN...
  • Page 73 DECK MECHANISM DISASSEMBLY (S10) GEAR SLIDER GEAR MAIN (S12) Fig.(B) GEAR UP/DOWN GEAR EXCHANGE (S11) (S13) GEAR LOADING (S15) Fig.(C) MOTOR ASSEMBLY MAIN (S15) GEAR WHEEL MAIN (S14) BASE MAIN MOTOR ASSEMBLY MAIN (L4) (C9) (C8) MODE SWITCH Fig.(A) (S9) PCB ASSEMBLY MAIN MODE (S9) (S9)
  • Page 74 MEMO...
  • Page 75 EXPLODED VIEWS 1. Deck Mechanism Exploded View...
  • Page 76 M E M O M E M O...
  • Page 77 SECTION 5 REPLACEMENT PARTS LIST Location Part No. LG PART No. Description 79097012 3210R-0041A FRAME UP/DOWN 79097013 5040R-0047D RUBBER DAMPER(HARDNESS=30),DARKGREEN CHUNPOONG 79098810 6871R-0001K PWB(PCB) ASSEMBLY,TO DPM1 JUNCTION DVD-CD 79097014 5040R-0047A RUBBER REAR(E2,5040H-1054A),YAMAUCHI 79097015 5040R-0047B RUBBER DAMPER(E2,5040H-1054A),CHUNPOONG 79097016 4470R-0050A GEAR ASSY FEED 79097017 4470R-0073A GEAR...
  • Page 78 Location Part No. LG PART No. Description C245 79098715 0CH1105D942 CAPACITOR,FIXED 1UF 10V 80%,-20% Y5V(F) 1608 R/TP C252 79092023 0CH4100K112 CAPACITOR,FIXED CERAMIC(High 10PF 50V 0.5 pF NP0 1608 R/TP C253 79098715 0CH1105D942 CAPACITOR,FIXED 1UF 10V 80%,-20% Y5V(F) 1608 R/TP C255 79092014 0CH1104K942 CAPACITOR,FIXED...
  • Page 79 79098742 0ILNRHY002B IC,LINEAR HDC25D811B HYUNDAI 2 IC203 79098736 0IEB121616A IC,ELITE MEMORY TECHNOLOGY M12L16161A-7T 50P TSOP ST 16M(512KX16BITX2BANK) SD IC206 79094027 GITO704000F IC,TOSHIBA TC7W04FU IC2A1 79098741 0ILNRHI003A IC,LINEAR HD153702TF HITACHI 6 IC2A2 79094009 0IJR341400C IC,JRC NJM3414AM-TE1,3K/REEL. JRC - - - -...
  • Page 80 Location Part No. LG PART No. Description PBT00 79098813 6871R-5065A PWB(PCB) ASSEMBLY,TO DMB5022N SH TIMER, SD-3805N/2805U/C PBT00 79098827 6871R-5065B PWB(PCB) ASSEMBLY,TO DMB5022N W/O NAVIGATION K, SD-K615U Q107 79095003 0TR127309AA TRANSISTOR,BIPOLARS KTA1273 TP KEC TO92 -Y(KTA966A) L PNP Q108 79095006 0TR319809AC TRANSISTOR,BIPOLARS KTC3198 TP KEC - - -BL (KTC1815) Q108...
  • Page 81 Location Part No. LG PART No. Description R2N4 79093035 0RH1502C622 RESISTOR,METAL GLAZED(CHIP) 15K OHM 1 / 16 W 1608 5.00% D R2N5 79093032 0RH1202C622 RESISTOR,METAL GLAZED(CHIP) 12K OHM 1 / 16 W 1608 5.00% D R2N7 79093029 0RH1002C622 RESISTOR,METAL GLAZED(CHIP) 10K OHM 1 / 16 W 1608 5.00% D R2P2 79098767...
  • Page 82 Location Part No. LG PART No. Description R902 79098765 0RD8200F608 RESISTOR,FIXED CARBON FILM 820 OHM 1/6 W 5.00% TA26 R903 79093007 0RD1201F608 RESISTOR,FIXED CARBON FILM 1.2K OHM 1/6 W 5.00% TA26 R904 79098760 0RD1501F608 RESISTOR,FIXED CARBON FILM 1.5K OHM 1/6 W 5.00% TA26 R905 79098761 0RD2201F608...
  • Page 83 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...

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