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Yamaha DVD-C740 Service Manual
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Yamaha DVD-C740 Service Manual

Yamaha DVD-C740 Service Manual

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3 7 63 1515 0
DVD-C740/DV-C6660
TE
L 13942296513
CONTENTS
TO SERVICE PERSONNEL ..................................... 2-3
LOCALE MANAGEMENT INFORMATION .................. 4
FRONT PANELS ........................................................... 5
REAR PANELS ............................................................. 6
SPECIFICATIONS ......................................................... 7
DIMENSIONS ................................................................ 8
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INTERNAL VIEW .......................................................... 8
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http://www.xiaoyu163.com
This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.
It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are
already known and understood by the users, and have therefore not been restated.
WARNING:
Failure to follow appropriate service and safety procedures when servicing this product may result in
personal injury, destruction of expensive components, and failure of the product to perform as specified.
For these reasons, we advise all YAMAHA product owners that any service required should be performed
by an authorized YAMAHA Retailer or the appointed service representative.
IMPORTANT:
The presentation or sale of this manual to any individual or firm does not constitute authorization, certifi-
cation or recognition of any applicable technical capabilities, or establish a principle-agent relationship
of any form.
The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering,
and service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore,
inevitable and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to
exist, please contact the distributor's Service Division.
WARNING:
Static discharges can destroy expensive components. Discharge any static electricity your body may have
accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this
buss).
IMPORTANT:
Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to
the unit.
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DVD PLAYER

SERVICE MANUAL
SERVICE MANUAL
IMPORTANT NOTICE
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DISASSEMBLY PROCEDURES ............................ 9-10
DIAGNOSTIC SOFTWARE ................................... 11-19
IC DATA ................................................................ 20-25
BLOCK DIAGRAM ...................................................... 27
PRINTED CIRCUIT BOARD ................................. 28-36
SCHEMATIC DIAGRAM ....................................... 37-54
PARTS LIST .......................................................... 54-62
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Summary of Contents for Yamaha DVD-C740

  • Page 1: Table Of Contents

    This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already known and understood by the users, and have therefore not been restated.

  • Page 2: To Service Personnel

    DVD-C740/DV-C6660 3 7 63 1515 0 TO SERVICE PERSONNEL 1. Critical Components Information AC LEAKAGE Components having special characteristics are marked Z EQUIPMENT WALL TESTER OR OUTLET UNDER TEST EQUIVALENT and must be replaced with parts having specifications equal to those originally installed.
  • Page 3 DVD-C740/DV-C6660 3 7 63 1515 0 Laser Diode Properties Type: Semiconductor laser GaAlAs Optical pick-up Wave length: 650 nm (DVD) 780 nm (VCD/CD) Output Power: 0.8 mW (DVD) 0.3 mW (VCD/CD) Beam divergence: 60 degree VARO! : AVATTAESSA JA SUOJALUKITUS OHITETTAESSA OLET ALTTIINA NÄKYMÄTTÖMÄLLE LASER-SÄTEILYLLE.

  • Page 4: Prevention Of Electrostatic Discharge

    DVD-C740/DV-C6660 3 7 63 1515 0 PREVENTION OF ELECTROSTATIC DISCHARGE The laser diode in the traverse unit (optical pickup) may be damaged due to static electricity from clothes or the human body. Use caution to prevent electrostatic damage when servicing or handling the laser diode.

  • Page 5: Front Panels

    DVD-C740/DV-C6660 3 7 63 1515 0 FRONT PANELS DVD-C740 (U, A models) U model PROGRESSIVE U only A model SHUFFLE DV-C6660 (U, A models) L 13942296513 U model PROGRESSIVE U only A model SHUFFLE DVD-C740/DV-C6660 u163 http://www.xiaoyu163.com...

  • Page 6: Rear Panels

    DVD-C740/DV-C6660 3 7 63 1515 0 REAR PANELS DVD-C740 U model DVD-C740 A model L 13942296513 DV-C6660 U model DV-C6660 A model u163 http://www.xiaoyu163.com...

  • Page 7: Specifications

    DVD-C740/DV-C6660 3 7 63 1515 0 SPECIFICATIONS PLAYBACK SYSTEM CABINET DVD Video Dimensions (w x h x d) 435 x 116 x 425 mm DVD+RW (17-1/8" x 4-9/16" x 16-3/4") DVD+R Weight Approx. 6 Kg (13 lbs 3 oz)

  • Page 8: Dimensions

    DVD-C740/DV-C6660 3 7 63 1515 0 DIMENSIONS 435 (17-1/8") Unit : mm (inch) L 13942296513 INTERNAL VIEW q POWER SUPPLY UNIT w CM UNIT e CLAMPER ASS’Y r AV P.C.B. t Not applied to these models y TRAY ASS’Y u MONOBOARD P.C.B.

  • Page 9: Disassembly Procedures

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 DISASSEMBLY PROCEDURES See exploded view for item numbers Mounting Top Cover 300 Remove 4 screws 310 and 3 screws 305 Dismounting Lift top cover from rear side to remove.
  • Page 10 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 2. Removal of Table HOW TO MANUALLY EJECT THE TRAY a. Remove 2 screws ( t ) and then remove the Support/M in Fig. 3. 1. Remove the Top Cover.

  • Page 11: Diagnostic Software

    DVD-C740/DV-C6660 3 7 63 1515 0 DIAGNOSTIC SOFTWARE Dealerscript Contents of Dealer Script The dealer script executes all diagnostic nuclei that do not Purpose of Dealer Script need any user interaction and are meaningful on a standalone DVD player.
  • Page 12 DVD-C740/DV-C6660 3 7 63 1515 0 2 Player Script Press the PLAY/PAUSE key to proceed to the next test. 5.2.4 Survey Purpose of Player Script The Player script will give the opportunity to perform a test that Press 2 keys simultaneously will determine which of the DVD player's modules are faulty, to <OPEN/CLOSE>...
  • Page 13 DVD-C740/DV-C6660 3 7 63 1515 0 Display PCB KEY ID Display Test PLAY / PAUSE STOP The display test is performed by nucleus DispDis play. By OPEN / CLOSE putting as erie of test patterns on the local display, the local display is tested.
  • Page 14 DVD-C740/DV-C6660 3 7 63 1515 0 Pressing the PLAY/PAUSE key, before pressing a key on the remote control, gives an error in the remote control test (note that the remote control test will also fail if a key on the remote control was pressed but no code was received).
  • Page 15 DVD-C740/DV-C6660 3 7 63 1515 0 Mono PCB Digital Part The test can be left by pressing the PLAY/PAUSE key for more than one second. Picture Test Sound 2 Test The picture test is performed by putting a predefined picture...
  • Page 16 DVD-C740/DV-C6660 3 7 63 1515 0 Basic Engine Version Number In the basic engine tests, the version number of the Basic Engine will be shown first, as in the following example: Figure 25 By pressing OPEN/CLOSE the user confirms that the disc motor is running.
  • Page 17 DVD-C740/DV-C6660 3 7 63 1515 0 Figure 28 Figure 31 The user can switch between the three different types of Only the identification number (decimal) representing set groove settings by pressing OPEN/CLOSE (forward to next errorbits will be shown. By pressing OPEN/CLOSE or STOP,...
  • Page 18 DVD-C740/DV-C6660 3 7 63 1515 0 After one loop cycle: Display the 3-digit module bits Error together with the last error code which occured in the loop Number Error name Explanation test. The 4 digits at the right side of the display (fig. 34) show...
  • Page 19 DVD-C740/DV-C6660 3 7 63 1515 0 SMA Error Codes Error Code Error name Explanation Error 0008 SP_CONTINU Sequence of sectors coming Number Error name Explanation ITYERROR from disc is incorrect. Reason: 0000 SMA_TIMEO Data coming from disc not in...

  • Page 20: Ic Data

    DVD-C740/DV-C6660 3 7 63 1515 0 IC DATA DVDALAS2plus Advanced Analog DVD TZA1033 Signal Processor and Laser Supply DEVICE BLOCK DIAGRAM Diode Amplifiers Balanced Processing Data & header Interface Header Land Servo Signals Push Pull Land/Groove D1-D6 Swap Offset...
  • Page 21 DVD-C740/DV-C6660 3 7 63 1515 0 DVDALAS2plus Advanced Analog DVD TZA1033 Signal Processor and Laser Supply PIN COFIGURATION handbook, full pagewidth CD-A CD-B CD-C CD-D CD-REF VDDA4 CD-E VSSA4 CD-F VDDA1 VSSA1 O-CENTRAL DVD-MI LPF-DPD2 LPF-DPD1 DVD-A DVD-B FTC-REF...
  • Page 22 DVD-C740/DV-C6660 3 7 63 1515 0 Front-end Processor SAA7812HL Diagram M2 Channel decoder Block decoder/ CD/DVD Erco encoder DRAM interface drive Host Bit Detector Memory Proc interface interface & Demodulator Memory Proc Erco Motor/ multimedia Tacho interface interface subcode...
  • Page 23 DVD-C740/DV-C6660 3 7 63 1515 0 Front-end Processor SAA7812HL DASP DAC_RP DA2_GRD DAC_RN DAC_VPOS PDIAG DAC_VNEG DA1_GWR DAC_LP IOCS16 DAC_LN INTRQ TEST1 DMACK_GRQ TEST2 IORDY CRIN DIOR CROUT DIOW DMARQ_GACK HFIN_DN SAA7812 M3x HFIN_DP DD15 HFIN_SE VCOM Iguana DD14...

  • Page 24: Cd-E

    DVD-C740/DV-C6660 3 7 63 1515 0 Back-end Host Processor STi5588 Diagram M6 2 UART & 2 SmartCards Internal peripherals Central CACHE SUBSYSTEM command port (C2+) Front-end & link interface Clock DMAs ICache generator SRAM Refill control DCache Diagnostic JTAG...
  • Page 25 DVD-C740/DV-C6660 3 7 63 1515 0 Back-end Host Processor STi5588 PIO2[5] CPU_DATA[13] PIO2[6] CPU_DATA[12] PIO2[7] CPU_DATA[11] VDD3_3 CPU_DATA[10] CPU_DATA[9] PIO3[0] CPU_DATA[8] PIO3[1] PIO3[2] VDD2_5 PIO3[3] CPU_DATA[7] PIO3[4] CPU_DATA[6] PIO3[5] CPU_DATA[5] PIO3[6] CPU_DATA[4] PIO3[7] CPU_DATA[3] VDD2_5 CPU_DATA[2] CPU_DATA[1] B_DATA CPU_DATA[0]...
  • Page 26 DVD-C740/DV-C6660 3 7 63 1515 0 MEMO L 13942296513 u163 http://www.xiaoyu163.com...

  • Page 27: Block Diagram

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 BLOCK DIAGRAM SERVICE SERIAL INTERFACE 5-DISC CHANGER INTERFACE 1500 1900 TXD_SER RXD_SER VSYNC SERVICE RTS_SER HSYNC CTS_SER DIGITAL YUV 27M_CLK 7501 INTERFACE OPTION DIGITAL YUV 7601 74HCT14D STi5588 HFN,HFP...

  • Page 28: Printed Circuit Board

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD AV Board Top View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 29 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD AV Board Bottom View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 30 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD AV Board Testpoint View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 31 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD CM-PH1 (1) Board Bottom View Motor Driver Board Top View TABLE SENSOR (Foil side) #400 W400 MOTOR DRIVER CM-PH1 (2) Board Bottom View CLAMP 1 3 9 4 2 2 9 6 5 1 3...
  • Page 32 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD Front (1) Board Top View PROGRESSIVE REPEAT Front (1) Board Bottom View 1 3 9 4 2 2 9 6 5 1 3 Front (1) Board Testpoint View...
  • Page 33 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD Front (2) Board Top View Front (3) Board Top View Front (2) Board Bottom View Front (3) Board Bottom View 1 3 9 4 2 2 9 6 5 1 3...
  • Page 34 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD MONO Board Top View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 35 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD MONO Board Bottom View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
  • Page 36 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 PRINTED CIRCUIT BOARD MONO Board Testpoint View 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...

  • Page 37: Schematic Diagram

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 1/10) 1100 G1 7105 D9 2100 A10 7106-A F12 2101 F4 7106-B G7 2102 B10 7107 H3 Front-end processor and laser supply 2103 F4 7108 I4...

  • Page 38: Vdda1

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 2/10) 1200 A3 3289 M15 T011 H22 1201 G3 3290 M15 T012 H24 2200 B12 3291 M15 T013 I22 2201 B12 3293 M24 T014 I24 2202 B13...
  • Page 39 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 3/10) 1300 A2 F321 G2 1301 F2 F322 G2 1302 I1 F323 G2 +5VSD 2300 A11 F325 A14 2317 2318 2319 Front-end Loader Interface 2301 B14...

  • Page 40: Vssa1

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 4/10) 2400 A11 2401 A13 2402 B9 MEMORY 2403 B11 +3V3D 2405 B4 2408 B16 2410 E17 2411 G17 VCC_DRAM 2412 F15 2400 2401 2413 I16...

  • Page 41: Dvd-D

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 5/10) 1500 G17 F526 O23 1501 P22 F527 N12 2500 C6 F528 N13 MEMORY & SERVICE INTERFACE Back-end Host Processor 2501 C4 F529 P23 2504 C6...
  • Page 42 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 6/10) 2601 D14 F646 M25 2603 F17 F647 F16 2604 F18 F648 F16 Back-end 2605 F22 F649 F16 2606 F22 F650 F16 Host Processor 2607 F23...
  • Page 43 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 7/10) 1701 N1 3755 O16 F743 B14 1702 E23 3756 O16 F744 C16 1703 D1 3757 P16 F745 O16 1704 I23 3758 P18 F746 O17 POWER SUPPLY &...
  • Page 44 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 8/10) 2800 A18 2801 A19 2802 A20 SACD DECODER 2803 A21 FUR_3V3 FUR_1V8 VDDA_FUR 2804 A22 2805 A22 2806 A23 2807 A24 This page is not applied to these models.
  • Page 45 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 9/10) 1900 H17 2900 C6 2901 C5 SYSTEM 5903 CLK5V 2902 B13 CLK5V 5900 2903 C15 BLM11HB +3V3D 2904 D15 BLM11HB 2906 2906 A8 CLOCKS CLK5V...
  • Page 46 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MONO 10/10) 1012 E17 F035 J12 1013 K16 F036 J3 1014 B2 F037 D14 DAC INTERFACE 2000 E2 F038 D14 2004 G14 F039 D14 2005 G14 F040 E14...
  • Page 47 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (AV 1/3) U1 H10 I139 G11 1000-A C11 I140 F8 1003 F12 I141 F9 1004 H11 1100 A1 1101 F1 1110 H1 VIDEO & SCART 2100 B8...
  • Page 48 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (AV 2/3) 1000-B G13 7214 H12 1001 B13 7220 B8 1102 B1 7221 C12 1200 C4 7222 D8 2200 A9 7223 I11 2201 A8 7225 E12 AUDIO...
  • Page 49 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (AV 3/3) 1103 B1 2300 A7 2301 A7 2302 A3 +5VD I300 5300 2303 A4 Regulated Supply +8VA 2305 C5 2306 C5 DGND 2307 E7 7302 7303...
  • Page 50 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (FRONT [1] 1/2) 1100 H8 I120 D14 1102 B1 I121 D14 1103 A1 I122 D14 1110 E1 I123 D14 +5V_STBY +5V_STBY 1111 G7 I124 D14 DISPLAY PANEL...
  • Page 51 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (FRONT [1] 2/2) 1200 B3 1201 B7 1202 B6 1203 B4 1204 B3 1205 B4 Key Matrix 1206 C8 1207 B10 1208 B10 1209 B5 2200 G5...
  • Page 52 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (FRONT [2] & [3]) 1400 A1 1420 B3 I401 B1 I403 B1 I406 B1 I408 B1 1300 B1 1310 B3 3300 B2 4300 C4 6300 B3 1410 A3...
  • Page 53 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (MOTOR DRIVER) 1100 A4 1102-1 B10 1107 B2 1108-1 A10 +12V +12V 1109 C6 1110 D6 F130 1100 I2C MOTORDRIVER 1111-2 D10 2100 B9 F131 2101 A3...

  • Page 54: Parts List

    DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (CM-PH1) PARTS LIST WARNING Components having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed. ELECTRICAL PARTS ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS : C.A.EL.CHP...
  • Page 55 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 SCHEMATIC DIAGRAM (CM-PH1) PARTS LIST WARNING Components having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed. ELECTRICAL PARTS ABBREVIATIONS IN THIS LIST ARE AS FOLLOWS : C.A.EL.CHP...

  • Page 56: Ao Y U163

    DVD-C740/DV-C6660 3 7 63 1515 0 Schm Schm Ref. PART NO. Description Remarks Market Ref. PART NO. Description Remarks Market AAX47110 P.C.B. MONO BOARD 3139 248 82441 * 7305 AAX46710 IC L78M09CDT 9322 136 29668 * 1201 AAX47720 RSNR.CRYS...
  • Page 57 DVD-C740/DV-C6660 3 7 63 1515 0 Schm Schm Ref. PART NO. Description Remarks Market Ref. PART NO. Description Remarks Market * 7201 AAX46780 IC AK4382AVT 9322 177 09685 * 6107 AAX47290 DIODE BAS316 3198 010 10630 * 7202 AAX46650 IC...
  • Page 58 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 Parts List for Chip Ceramic Capacitors Parts List for Chip Carbon Resistors Value Part No. Value Part No. Value Part No. Value 1/10W Type Part No. Value 1/10W Type Part No.
  • Page 59 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 EXPLODED VIEW When disassembling, use the special screw driver with tip shape in figure. 3.8 mm 2.7 mm 0300 1.7 mm 0305 (3x) 5-Disc Changer Module 0360 0255 (3x)
  • Page 60 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 MECHANICAL PARTS Ref. PART NO. Description Remarks Markets * 0001 AAX47590 FRONT PANEL ASS'Y DVD-C740BL 3139 247 56861 U * 0001 AAX47610 FRONT PANEL ASS'Y DVD-C740BL 3139 247 58201 A...
  • Page 61 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 EXPLODED VIEW (5-DISC CHANGER MODULE) MECHANICAL PARTS (5-DISC CHANGER MODULE) When disassembling, use the special screw driver with Ref. tip shape in figure. PART NO. Description Remarks Markets MODULE 5-DISC CHANGER 3.8 mm...
  • Page 62 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 EXPLODED VIEW (CM UNIT) MECHANICAL PARTS (CM UNIT) Ref. PART NO. Description Remarks Markets CM UNIT V9128000 P.C.B. ASS'Y CM-PH1 V3175700 CONNECTOR ASS'Y 3P 220mm V3175900 CONNECTOR ASS'Y 3P 220mm...
  • Page 63 DVD-C740/DV-C6660 3 7 6 3 1 5 1 5 0 EXPLODED VIEW (TRAY ASS'Y) DVD-C740/DV-C6660 5-10 5-10 5-10 5-10 1 3 9 4 2 2 9 6 5 1 3 : Apply the grease G31KB (VQ472900) Ref. PART NO.

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