Yamaha DVD-C940 Service Manual Download Page 5

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DVD-C940/DV-C6680

DVD-C940

/DV-C6680

■

FRONT PANELS

▼

DVD-C940 (U model)

▼

DV-C6680 (U model)

●

DVD-C940/DV-C6680

www. xiaoyu163. com

QQ 376315150

TEL 13942296513

TEL 13942296513 QQ 376315150 892498299

http://www.xiaoyu163.com

Summary of Contents for DVD-C940

Page 1: ...epartments 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...

Page 2: ...nd or plastic where applicable components may also contain traces of chemicals found by the California Health and Welfare Agency and possibly other entities to cause cancer and or birth defects or oth...

Page 3: ...LASERSTR LING VED BNING UNDG UDS TTELSE FOR STR LING ADVARSEL SYNLIG OG USYNLIG LASERSTR LING N R DEKSEL PNES UNNG EKSPONERING FOR STR LEN VARNING SYNLIG OCH OSYNLIG LASERSTR LNING N R DENNA DEL R PPN...

Page 4: ...mage prevention 1 Worktable grounding Put a grounded conductive material sheet or iron sheet on the area where the optical pickup is placed 2 Human body grounding Use an anti static wrist strap to dis...

Page 5: ...el DV C6680 U model DVD C940 DV C6680 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ...

Page 6: ...40 U model DV C6680 U model www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150...

Page 7: ...o L3 CONNECTIONS Y Pb Cb Pr Cr 480i p Cinch 3x green blue red S Video Output Mini DIN 4 pins Video Output Cinch yellow Audio L R output Cinch white red Digital Output 1 coaxial 1 optical IEC958 for CD...

Page 8: ...CM UNIT r CLAMPER ASS Y t AV P C B y P SCAN P C B u TRAY ASS Y i MONO BOARD P C B DIMENSIONS r t y q w e u i www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1...

Page 9: ...ttom frame Dismount board Monoboard 1020 Remove flex and cable connections from Changer module to Monoboard Remove 4 screws 200 Dismount Monoboard P scan board 1003 Open Tray See instruction for manua...

Page 10: ...tray c Pull out the Tray Ass y Tray Gear L0 Fig 1 2 Removal of Table a Remove 2 screws t and then remove the Support M in Fig 3 b Remove the Plate Table in Fig 3 c Remove 1 screw y and then take off...

Page 11: ...nd verify checksum of FLASH memory 12 PapI2cDisp 7 92c ChangerI2cExp Checks the I2C interface with the IO expander on the Buffer board 6 29a PapI2cLedExp Checks the I2C interface with the IO expander...

Page 12: ...the full test Reading the error log and error bits information can be useful to determine any errors that occurred recently during normal operation of the DVD player 2 PapChksFlash PapI2cNvram CompSd...

Page 13: ...remote control test by pressing PLAY PAUSE on the local keyboard of the DVD player The remote control test is successful if a code was received before the user pressed the PLAY PAUSE key The remote c...

Page 14: ...85 F7 4E 1D 3B 1C 2A 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...

Page 15: ...ng OPEN CLOSE the user confirms the test pressing STOP will indicate the picture was invisible or incorrect Pressing PLAY PAUSE will proceed to the next test If the user presses PLAY PAUSE without pre...

Page 16: ...oftware if it was open The second Basic Engine test tests the sledge The user can move the sledge as many times as desired by using OPEN CLOSE nucleus BeSledgeOut and STOP nucleus BeSledgeIn Pressing...

Page 17: ...ntribute to the test result of the Basic Engine Pressing PLAY PAUSE proceeds to the next test after the disc motor has been shut off with a call to nucleus BeDiscMotorOff This test is meant to give th...

Page 18: ...found 010A S2B_TRAY Tray could not be opened or closed completely 010B S2B_TOC_RE AD TOC could not be read within timeout period 010C S2B_JUMP Requested seek could not be performed 010D S2B_NON_EX IS...

Page 19: ...OMBINATION PLAYER IS IN NORMAL MODE WHEN PRESSING FRONT KEYS THE PLAYER WILL RESPOND When the player is in Trade Mode the player cannot be controlled by means of the front key buttons but only by mean...

Page 20: ...Laser Supply Serial I Face Push Pull 3 Beam Tracking Var Gain Balanced HF Servo Signals OPU Interface Control Interface DVD CD D1 D6 MUX FTC Land V I references Rext Header Offset Data header Mute com...

Page 21: ...55 54 53 52 51 50 49 NEW CD A CD C CD B CD D CD REF CD E CD F VDDA1 VSSA1 DVD MI DVD A DVD B DVD C DVD D DVD REF TM VSSD COP COM COO VDDD5 STB LAND HEADER VDDD3 SIDA SICL SILD FTC TDO TD1 FTC REF TD2...

Page 22: ...interface PCS accelerator servo accelerator servo processor RAM address decoder 1k5 aux RAM SFRs cpu 1k5 ROM 736 RAM port regs cpu interface control registers CSS module A D A D Channel decoder P Blo...

Page 23: ...ire3 vampire4 vampire5 TEST8 TEST9 TEST10 POR_NEG BCA MOTO1 UDA3 UDA4 UDA5 UDA6 UDA7 P3_7_RDN P3_6_WRN P3_5_TXD2 P3_4_RXD2 VDD3P5 VSS3P5 P3_3_INT1 P3_2_INT0 P3_1_TXD1 P3_0_RXD1 HRESET VDD5P3 VSS5P3 DD...

Page 24: ...Command I F SDRAM arbiter LMC OSD SP decoder Video filtering DENC Programmable CPU interface EMI Shared SDRAM interface SMI Video decoder and mixing JTAG debugging interface Analog digital video outpu...

Page 25: ...SMI_ADR 12 SMI_ADR 13 SMI_CS 0 SMI_CS 1 SMI_RAS SMI_CAS SMI_WE SMI_DQML SMI_DQMU VDD3_3 SMI_CLKIN VSS SMI_DATA 0 SMI_DATA 1 SMI_DATA 2 SMI_DATA 3 SMI_DATA 4 SMI_DATA 5 SMI_DATA 6 SMI_DATA 7 SMI_DATA 8...

Page 26: ...88 2 32Kb RESETn 64Mb SDRAM TSOP 54 MT48LC4M16A2TG 16Mb FLASH SO44 I2C M8 M7 VSYNC HSYNC 27M_CLK SDRAM CONTROLLER MEMORY INTERFACE MPEG DECODER BLOCK DECODER ENCODER INTERFACE CHANNEL DECODER uPROCESS...

Page 27: ...0 1400 2P 1110 1120 1300 2P RS 232C BOARD AV BOARD P SCAN BOARD MONO BOARD DVD LOADER POWER SUPPLY UNIT 1423 1422 CB1 8P 0200 1420 12P 12P 1703 1412 30P 1704 1000 24P 1701 0201 7P 1013 1400 30P 1100 2...

Page 28: ...he first digit of a component indicates the component type 1xxx Connector 3xxx Resistor 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1...

Page 29: ...5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9...

Page 30: ...5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9...

Page 31: ...it of a component indicates the component type 1xxx Connector 3xxx Resistor 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper DISPLAY PANEL w w w x i a o y u...

Page 32: ...irst digit of a component indicates the component type 1xxx Connector 3xxx Resistor 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper OPEN CLOSE STANDBY ON OF...

Page 33: ...e 9xxx Wire jumper MOTOR DRIVER BOARD 1107 AV BOARD 1400 AV BOARD 1421 POWER SUPPLY UNIT 0200 DVD LOADER OPU DVD LOADER DISC MOTOR CTRL DVD LOADER SLED MOTOR CTRL w w w x i a o y u 1 6 3 c o m Q Q 3 7...

Page 34: ...l 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper P SCAN BOARD 1000 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3...

Page 35: ...r 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8...

Page 36: ...Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper MONO BOARD 1704 P R COMPONENT Y P B w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9...

Page 37: ...r 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8...

Page 38: ...or 5xxx Coil 7xxx IC Transistor FET 2xxx Capacitor 4xxx SMD jumper 6xxx Diode 9xxx Wire jumper w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8...

Page 39: ...0 8 1 1 0 0 RS 232C Board Top View RS 232C Board Bottom View w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q...

Page 40: ...W400 TABLE SENSOR Foil side CLAMP UP DOWN SW Foil side LOADING SW TRAY ROTATE MOTOR DISC CLAMP MOTOR LOADING MOTOR Foil side MONO BOARD 1900 CM PH1 1 Board Bottom View CM PH1 2 Board Bottom View CM P...

Page 41: ...53 22R 3132 91R 2128 15p AGNDS 3142 F142 5VSA F107 2 5V 2 5V 7110 BFS20 F113 AGNDS F120 100n 2129 F170 8p2 2145 10K 3121 F102 AGNDS F118 2100 47p 1K 3116 AGNDS F136 100K 3136 MC34072 7101 A 3 2 1 8 4...

Page 42: ...K F224 100n 2228 F230 T025 F242 2 F271 AGNDS 7 3215 T030 4K7 3234 22K 3275 4K7 F243 3289 10K AGNDS T028 2K7 2208 100n F280 3233 2232 220n 10K 3263 1K 3207 33R 3244 F241 2238 100n F281 AGNDS F263 T029...

Page 43: ...ND MGND MGND 2316 100n 2R2 3315 2306 100n MGND 100n 2300 3339 3342 3343 1R MGND F349 3K3 3345 F316 F347 3338 F322 2 1 8 4 F329 LM833D 7301 A 3 4K7 3305 F311 F307 MGND 3317 27K F313 F327 F346 MGND F348...

Page 44: ...I O11 36 I O12 38 I O13 39 I O14 40 I O15 41 I O2 4 I O3 5 I O4 7 I O5 8 I O6 9 I O7 10 I O8 33 I O9 34 LCAS_ 31 11 17 A0 A1 18 16 A10 15 A11 19 A2 20 A3 23 A4 24 A5 25 A6 26 A7 27 A8 28 A9 I O0 2 I O...

Page 45: ...F527 7506 D F501 2529 100n 11 10 14 7 3V3D 5VD 5VD 7501 E F515 F531 2510 100n 5VD 3V3_ST_MEM 3514 100R 3V3D F519 1K 3508 7506 B 4 5 7 14 6 3503 4K7 7506 C 9 10 7 14 8 7501 B 3 4 14 7 1n5 2523 3516 10K...

Page 46: ...600 D F610 100R 129 Y_OUT 32 3629 3K3 185 VSS_15 199 VSS_2 15 VSS_3 38 VSS_4 50 VSS_5 65 VSS_6 83 VSS_7 96 VSS_8 108 VSS_9 121 VSS_PLL 123 VSS_RGB 24 VSS_YCC 31 V_REF_DAC_RGB 28 V_REF_DAC_YCC 35 WE0n...

Page 47: ...3 F893 O3 F894 P2 F895 H3 620R 620R 620R 2V 4V2 1V2 4V2 2V2 2V 4V2 1V2 4V2 2V2 2V 4V2 1V2 4V2 2V2 2V 4V2 1V2 4V2 2V2 2V 4V2 1V2 4V2 2V2 2V 4V2 1V2 4V2 P50 3V3 1V8 1V8 3V3 5V 3V2 5V 3V2 M5 142 M5 141 M...

Page 48: ...D_CLK 105 D_DQ_0 103 D_DQ_1 95 D_DQ_10 97 D_DQ_11 100 D_DQ_12 102 D_DQ_13 104 D_DQ_14 107 D_DQ_15 101 DSD_PCM_4 114 DSD_PCM_5 115 DSD_PCM_6 116 DSD_PCM_7 117 DSD_PCM_8 120 DSD_PCM_9 71 D_ADDR_0 68 D_...

Page 49: ...CLK5V F929 14 10 3900 10K 7905 E 11 7 4 5 6 7 8 9 F927 1900 1 10 11 2 3 2903 22p F917 3902 33R 22p 2916 F910 3915 47R 100n 2907 F915 F916 MGND 1 7 14 2 F922 F932 7905 A 2904 F925 5V 22p 5901 CLK5V CLK...

Page 50: ...3037 B F056 3038 B FUR_3V3 22p 2008 F033 F021 33R 3019 7000 B 5 7 14 4 3 FUR_3V3 F029 7000 C 6 7 14 8 9 3037 D F024 22p 2010 F041 100n 2007 F038 2011 22p F060 2009 22p F044 10K 3003 F032 4006 3025 47...

Page 51: ...2p 2113 4K7 4K7 3117 I114 47R 3123 I112 I111 I113 100R 32V_Power 100R 3106 3107 3V3D 1M I124 3V3_OSC 3111 14 SCL 15 SDA 16 VDD 8 VSS 5104 1 A0 2 A1 3 A2 13 INT_ 4 P0 5 P1 6 P2 7 P3 9 P4 10 P5 11 P6 12...

Page 52: ...DSD SCLK 42 DSDA1 3 DSDA2 1 DSDA3 47 DSDB1 2 7200 CS4362 AD0 CS_ 17 AOUTA1 39 AOUTA1 40 AOUTA2 35 I225 3200 47R I232 5VA 10K 22p 2221 3201 I230 7220 BC817 25 3V3_DAC 2203 100n 4200 100n 2206 2K7 3203...

Page 53: ...40 1n 2341 1n 8VA_A 12K 3331 I315 I316 330p 2349 I345 3365 10K 3363 220R 8VA 10K 3366 3314 10K 3318 15K 7354 BC817 25 3908 3907 220R 7353 BC817 25 2K7 2K7 BC817 25 3915 220R 7357 2K7 3914 330p 2329 39...

Page 54: ...15K 3443 6 7 8 GP1F32T 7604 3 1 5413 7CHA 1 2 3 4 100u 3465 2K2 4 5 6 7 8 9 3V3_Power 2408 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 1421 1 10 11 12 13 14 15 16 17 10K I514 5VD 3440 I450 1R 3495 440...

Page 55: ...K7 5V_STBY I127 I144 I157 2R2 3102 330R 3140 I164 I165 4K7 3115 470R I101 3143 10K 3145 2109 22u 3132 2K7 22u 2108 I162 I161 2105 22p I168 I125 7131 1110 1 2 BC847BW 33n 2113 I191 VKK 5V_STBY 4K7 4101...

Page 56: ...227 I212 330R 3228 I206 1204 3201 4K7 4K7 3206 3230 10R 33n 2202 4206 1206 10K I200 1205 3215 4203 330R 3225 4200 I215 10K 3221 6203 LTL 816EELC 1201 1202 BC857BW 6201 LTL 816EELC BC857BW 7202 7201 32...

Page 57: ...mponents having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change without notice The...

Page 58: ...RAM_DATA12 64 65 SDRAM_DATA13 SDRAM_DATA14 66 67 SDRAM_DATA15 70 SDRAM_DATA16 71 SDRAM_DATA17 72 SDRAM_DATA18 SDRAM_DATA19 73 145 R V PR_OUT_7 45 SCLK 46 SDATA 103 SDRAM_ADDR0 102 SDRAM_ADDR1 91 SDRAM...

Page 59: ...2221 3n3 I225 2217 100n 100n 9 3V3D_V 16 17 18 19 2 20 21 22 23 24 3 4 5 6 7 8 1000 1 10 11 12 13 14 15 74LVT86DB 7203 A 1 2 3 14 7 4206 I212 100R 3209 4201 9 Y7 12 Y8 13 Y9 3211 100R 62 22 SCLK SI S...

Page 60: ...0p AD8061 7301 1K2 3317 3318 1K2 5VD 1K2 3303 4307 2300 100n 1K2 3320 3319 75R 5304 100u OUT 100u 5303 7300 LF25C GND IN 4308 47u 2321 I310 47u 2315 I305 2 47p 2318 AD8061 7303 3 4 1 5 100n 2316 2314...

Page 61: ...ing special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change without notice w w w x i a o y...

Page 62: ...14 F124 F121 F106 1 FIN 4 GND 8 OUT1 1 OUT2 7 RIN 5 VCC 3 VM 2 VREF 6 F123 7103 BA6287F F122 OUT1 18 OUT2 22 OUT3 1 VCC1 9 VCC2 16 VS 4 2118 47u 6 IN3 8 NC1 2 NC10 21 NC11 23 NC12 24 NC13 25 NC2 3 NC3...

Page 63: ...GRAM CM PH1 Components having special characteristics are marked Z and must be replaced with parts having specifications equal to those originally installed Schematic diagram is subject to change with...

Page 64: ...PLY LED DISPLAY LED INFRD LED INFRARED MODUL RF MODULATOR RF PHOT CPL PHOTO COUPLER PHOT INTR PHOTO INTERRUPTER PHOT RFLCT PHOTO REFLECTOR PIN TEST PIN TEST POINT PLST RIVET PLASTIC RIVET R ARRAY RESI...

Page 65: ...6665FM 9322 139 85668 7301 AAX46650 IC LM833D 9322 068 82668 7303 AAX46670 IC BA5938FM 9322 128 22668 7305 AAX46710 IC L78M09CDT 9322 136 29668 7400 AAX46690 IC M24C64 WMN6 9322 130 41668 7404 AAX4738...

Page 66: ...198 010 43230 7353 AAX47430 TR BC817 25 3198 010 43230 7354 AAX47430 TR BC817 25 3198 010 43230 7355 AAX47430 TR BC817 25 3198 010 43230 7356 AAX47430 TR BC817 25 3198 010 43230 7357 AAX47430 TR BC817...

Page 67: ...C EL 47uF 16V 2323 UR837470 C EL 47uF 16V 7100 AAX46860 IC FLI2301 9322 189 93671 7101 AAX46740 IC MT48LC2M32B2TG 6 9322 166 71668 7103 AAX46830 IC LF18ABDT 9322 179 78668 7200 AAX46930 IC 74LVT74DB...

Page 68: ...061620 US061680 US061750 UB051820 US062100 Value 2pF 50V 3pF 50V 5pF 50V 6pF 50V 7pF 50V 8pF 50V 10pF 50V 12pF 50V 15pF 50V 18pF 50V 20pF 50V 22pF 50V 24pF 50V 27pF 50V 33pF 50V 39pF 50V 43pF 50V 47pF...

Page 69: ...5180 RD35 5200 RD35 5220 RD35 5240 RD35 5270 RD35 5300 RD35 5330 RD35 5390 RD35 5430 RD35 5470 RD35 5510 RD35 5560 RD35 5620 RD35 5680 RD35 5820 RD35 5910 RD35 6100 RD35 6110 RD35 6120 RD35 6130 RD35...

Page 70: ...050 1102 5 Disc Changer Module See Pg 72 3 2 1 1 7 mm T6 2 7 mm T10 3 8 mm T20 When disassembling use the special screw driver with tip shape in figure 0350 Note The battery cover is not available 036...

Page 71: ...511 077 00039 0265 V3768900 SCREW LOCK 17L 003C41 0270 AAX23630 PAN HEAD TORX P TIGHT SCREW 3x10 MFZN2BL 2511 076 50013 0275 AAX23630 PAN HEAD TORX P TIGHT SCREW 3x10 MFZN2BL 2511 076 50013 0280 AAX23...

Page 72: ...GHT SCREW 4x7 MFZN2BL 3139 240 40001 1021 AAX47090 P C B ASS Y MOTOR DRIVER 3139 248 81851 1022 AAX47050 P C B ASS Y HF BUFFER 3139 248 81861 1230 AAX47170 FLEXIBLE FLAT CABLE 24P 200mm P 0 5mm 3139 2...

Page 73: ...EAR LO1 24 VZ760800 SHEET BELT 25 VZ761000 HOLDER SENSOR 26 VZ761200 CAM SLIDE 27 VS036800 SPRING CAM 28 VS037400 SUPPORT TRAY 30 V2296600 PW HEAD P TITE SCREW 3x8 10 MFZN2BL 31 VF617600 PAN HEAD P TI...

Page 74: ...T TRAY B 5 9 V6090400 SUPPORT M 5 10 VA775100 PW HEAD P TITE SCREW 3x8 10 MFCR3BL EXPLODED VIEW TRAY ASS Y 5 4 5 4 5 1 5 4 5 9 5 10 5 10 5 9 5 10 5 7 5 2 5 3 5 10 5 6 5 5 5 8 5 4 Apply the grease G31K...

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