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Panasonic SC-TM910DVD Service Manual Download Page 46

Step 1 Disconnect connector (CN5502 at Digital Amp P.C.B.).

Step 2 Remove 2 screws.

(The below illustration is for GS/ GCS & GCT only.)

Step 1 Remove 1 screw.

Step 4 Remove the front panel unit.

Note: Ensure 2 claws located at the bottom chassis is seated
into the 2 slots at bottom of front panel at 2 catches (one on
each side) of bottom chassis to be aligned to front panel’s slot.
Assembly is secured upon hearing clicking sound.

11.9. Disassembly of SMPS P.C.B.

  • 

Follow the (Step 1) - (Step 2) of Item 11.4 - Disassembly of Top Cabinet

  • 

Follow the (Step 1) - (Step 4) of Item 11.5 - Disassembly of CD/DVD Changer Unit

  • 

Follow the (Step 1) - (Step 4) of Item 11.6 - Disassembly of Rear Panel

  • 

Follow the (Step 1) - (Step 3) of Item 11.7 - Disassembly of Main P.C.B.

  • 

Follow the (Step 1) - (Step 4) of Item 11.8 - Disassembly of Front Panel Unit

11.10. Replacement of Power Amp IC (SMPS P.C.B.)

  • 

Follow the (Step 1) - (Step 2) of Item 11.4 - Disassembly of Top Cabinet

  • 

Follow the (Step 1) - (Step 4) of Item 11.5 - Disassembly of CD/DVD Changer Unit

  • 

Follow the (Step 1) - (Step 4) of Item 11.6 - Disassembly of Rear Panel

  • 

Follow the (Step 1) - (Step 3) of Item 11.7 - Disassembly of Main P.C.B.

  • 

Follow the (Step 1) - (Step 4) of Item 11.8 - Disassembly of Front Panel Unit

47

SA-VK950GC / SA-VK950GS / SA-VK950GCS / SA-VK950GCT

46

manual de servicio SC-TM910DVD

Summary of Contents for SC-TM910DVD

Page 1: ...FRONTAL SURROUND Bocina Super Woofer Bocina Woofer Bocina Tweeter Super Tweeter Alto 3 Ω Bajo 3 Ω 3 Ω 3 Ω CENTRAL SB TM960 SB PS950 SB PC950 20 cm 12 cm 6 cm 8 cm 6 cm 8 cm x 2 Piezo type IMPEDANCIA DE ENTRADA Dimensiones b x h x l 250 mm x 429 mm x 318 5 mm 140 mm x 330 mm x 155 8 mm 409 mm x 104 mm x 155 5 mm 6 2 kg aprox 1 3 kg aprox 1 5 kg aprox Peso UNIDAD PRINCIPAL POTENCIA DE SALIDA 7000 W ...

Page 2: ...ystem G 726 audio system 6 Conforming to IEC62107 7 Windows Media Audio Ver 9 0 L3 Not compatible with Multiple Bit Rate MBR Pick up Wavelength DVD CD 662 nm 785 nm Laser power DVD CD CLASS 1 CLASS 1M Audio output Disc Number of channels FL FR C SL SR SW 5 1 ch Audio performance measurement at Rec out terminal Frequency response CD Audio 4 Hz to 20 kHz n VIDEO SECTION Video system Signal system PA...

Page 3: ...re subject to change without notice Mass and dimensions are approximate 2 Total harmonic distortion is measured by the digital spectrum analyzer 3 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 3 manual de servicio SC TM910DVD ...

Page 4: ...n path to the chassis the reading must be Figure 1 1 1 2 Leakage Current Hot Check See Figure 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 1 5kΩ 10 watts resistor in parallel with a 0 15µF capacitor between each exposed metallic part on the set and a good earth ground such as a water pipe as shown in Figure 1 3 Use an AC voltmeter ...

Page 5: ...IT DIRECTLY with a screwdriver blade for instance as this may destroy solid state devices After repairs are completed restore power gradually using a variac to avoid overcurrent Current consumption at AC 110 127V 50 60 Hz AC 220 240V 50 60 Hz in NO SIGNAL vol min at CD mode should be 500mA For GCS GS GCT only Current consumption at AC 220 240V 50 60 Hz in NO SIGNAL vol min at CD mode should be 500...

Page 6: ...gain after one minute Note When the protection circuitry functions the unit will not operate unless the power is first turned off and then on again 7 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 6 manual de servicio SC TM910DVD ...

Page 7: ...soldering iron to solder or unsolder ES devices 4 Use only an anti static solder remover device Some solder removal devices not classified as anti static ESD protected can generate electrical charge to damage ES devices 5 Do not use freon propelled chemicals These can generate electrical charges sufficient to damage ES devices 6 Do not remove a replacement ES device from its protective package unt...

Page 8: ...ter replacing and connecting to the flexible board cut the anti static flexible cable Refer to Fig 3 1 Fig 3 1 3 2 Replacing Precautions for Optical Pickup Unit CD DVD Optical Pickup The optical pickup by which part supply was carried out attaches the short clip to the flexible board for laser diode electrostatic discharge damage prevention Please remove the short clip and be sure to check that th...

Page 9: ...ical 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 Recommend not to look at pick up lens for a long time CAUTION THIS PRODUCT UTILIZES A LASER USE OF CONTROLS OR ADJUSTMENTS OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN ...

Page 10: ... solder has to be used when repairing the equipment for which the lead free solder is used Definition The letter of PbF is printed on the PCB using the lead free solder To put lead free solder it should be well molten and mixed with the original lead free solder Remove the remaining lead free solder on the PCB cleanly for soldering of the new IC Since the melting point of the lead free solder is h...

Page 11: ...SJA168 1A Antena interior de FM RSA0007 L Antena de cuadro de AM ND1AAAA00002 Pilas para el mando a distancia UM 3PA T Mando a distancia KM19201 01 Plug para RCA Jack 3 5 EUR7662YM0 Cable de video K2KA2CA00011 11 manual de servicio SC TM910DVD ...

Page 12: ...alimentación principal de CA Interruptor de modo latente encendido Pulse para cambiar la unidad de encendida al modo de espera y viceversa En el modo de espera la unidad todavía consume un poco de energía eléctrica BAND TUNER 22 SURROUND ENHANCER 27 RECORD 24 30 1 a 5 botones de reproducción directa de discos 9 MULTI CHANGE 9 OPEN CLOSE 9 VOLUME 12 25 Bandejas de discos 9 TAPE 23 DVD CD 8 9 12 25 ...

Page 13: ... CANCEL 12 18 DISC 12 STOP PAUSE 12 SOUND 27 S WOOFER 28 V MUTE ECHO 26 AUDIO 25 VOLUME 31 VOLUME 12 22 26 SLEEP A OFF 29 CH 31 SLOW SEARCH 12 22 DVD CD 8 9 13 25 FUNCTIONS 14 17 ENTER 8 12 13 17 20 25 RETURN SETUP 8 12 17 20 DIMMER 30 SURROUND ENHANCER 27 TV AV 31 PLAY MODE CD MODE REPEAT 13 23 FL DISPLAY 12 C FOCUS 27 MUTING 30 TV TV TV CH SELECT TEST 28 AUX AUX MUSIC P 13 manual de servicio SC ...

Page 14: ...7 3 1 Disc Playability 7 3 Disc Information 15 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 14 manual de servicio SC TM910DVD ...

Page 15: ...7 3 2 To Play MP3 WMA and still Pictures JPEG tiff 16 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 15 manual de servicio SC TM910DVD ...

Page 16: ...7 4 DivX VOD Content 17 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 16 manual de servicio SC TM910DVD ...

Page 17: ...8 New Features 8 1 CRS1D Mechanism Overview 18 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 17 manual de servicio SC TM910DVD ...

Page 18: ...r Main driving source for changer Plunger Switching the driving source from motor to 1 Tray open close 2 Drive tray to play stock position and TRV vertical movement 8 1 3 Mechanism Operation This mechanism has the following state 1 Driving of a tray to open close 2 Up down operation of a traverse performs a state changes of tray By using the plunger to lift release of a switching gear and the cam ...

Page 19: ...bottom Note represent tray number from 1 5 8 1 4 New CD DVD Mechanism CRS1D Note This service manual does not contain the following information for the mention CD DVD Mechanism drive Schematic Diagram Block Diagram and P C B layout of CD DVD Loading P C B Part List for individual parts of the mechanism Exploded View and Parts List for individual parts of the CD DVD Mechanism drive Please refer to ...

Page 20: ... on their PC to Create a HighMAT CD or DVD which can be easily played back on consumer electronics devices such as CD and DVD players and car stereos Move digital media files using recordable media such as CD R and CD RW between the PC and various playback devices such as CD and DVD players A new standard for creating personal media on consumer electronic devices HighMAT enable easier and more sea...

Page 21: ...entional HighMAT Even though DVD player is CD R RW compatible the inconsistent ways that various DVD players can read the music or photos files often leads to a confusing and inconsistant playback experince HighMAT compatible products play content back with consistent interface This includes products which are JPEG compatible products without HighMAT support 22 SA VK950GC SA VK950GS SA VK950GCS SA...

Page 22: ...23 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 22 manual de servicio SC TM910DVD ...

Page 23: ...orts HighMAT you get better easier navigation You get folders you can access with a single click of your DVD player s remote control You can view important information about your music like full song names artist titles album names and genre And you can get faster startup on your home entertainment device To enjoy the benefits of HighMAT all you need is software that supports HighMAT for CD burnin...

Page 24: ...te the various service modes for checking Special Note Due to the limitations of the no characters that can be shown on FL Display the FL Display button on the remote control unit is used to show the following page Display 1 Display 2 10 2 1 Service Mode Table 1 Item FL Display Key Operation Mode Name Description Remote Control Key Error code check Error code check The latest error code stored in ...

Page 25: ... on main unit or remote control Jitter check Jitter check Jitter rate is measured and displayed Measurement is repeatedly done in the cycle of one second Read error counter starts from zero upon mode setting When target block data failed to be read out the counter advances by one increment When the failure is caused by minor error it may be corrected when retired to enable successful reading In th...

Page 26: ...ter button on the remote control Cancelled automatically 5 seconds later DVD laser drive current measurement DVD laser drive current measurement DVD laser drive current is measured and the result is displayed together with the initial value stored in the EEPROM IC After the measurement DVD laser emission is kept on It is turned off when POWER key is switched off It is also turned off when POWER bu...

Page 27: ...w CD laser time Shown to the left is DVD laser time and to the right CD laser time Time is shown in 4 digits of decimal notation in a unit of 10 hours 0000 will follow 9999 In STOP no disc mode press STOP button on the player and button on the remote control unit Cancelled automatically 5 seconds later Timer 1 reset Timer 1 reset Laser operation time of both DVD laser and CD laser is reset all at ...

Page 28: ...e number of TTU_SRP Press on main unit for next error F040 DVD Media disk The number of SRP1 is 0 Press on main unit for next error F041 DVD Media disk The number of PGCI_SRP is 0 Press on main unit for next error F042 DVD Media disk A specification value It is size from the number of PGCI_SRP Press on main unit for next error F043 DVD Media disk It is in agreement with Menu ID There is no PGCI_SR...

Page 29: ...dia disk DFD main microcomputer Compatibility with a DFD type download is impossible Press on main unit for next error F0E2 DVD Media disk DFD download start PGC reproduction error Press on main unit for next error F0E3 DVD Media disk Waiting for the completion of DFD download PGC reproduction error Press on main unit for next error F0E4 DVD Media disk At the time of DFD download AVDEC Press on ma...

Page 30: ...uest to access abnormal ID data Press on main unit for next error F602 Access failure to LEAD IN caused by demodulation error LEAD IN data unreadable Press on main unit for next error F603 Access failure to KEYDET caused by demodulation error Access failure to CSS data of disc Press on main unit for next error F610 ODC abnormality No permission for command execution Press on main unit for next err...

Page 31: ... Initialize is not completed Initialize completion check for factory preset setting failure prevention Press on main unit for next error F898 Disagreement of hardware and software Unsuitable combination of AV DECORDER SDRAM and FLASH ROM firmware Press on main unit for next error F8A0 Message command is not appropriate Message command is not suitable Press on main unit for next error Note An error...

Page 32: ... and hold button for 3 seconds follow by To exit press button on main unit or remote control CD Changer Reliability Test CRS1D To determine the reliability of CD DVD Changer Unit In Self Diagnostic Mode 1 Select for CD mode 2 Press 1 on remote control To exit press button on main unit or remote control The tray will return to PLAY position and then power off 33 SA VK950GC SA VK950GS SA VK950GCS SA...

Page 33: ...control Firmware version check EEPROM IC Information To display the micro processor firmware version checksum date when there is an EEPROM IC istalled 1 Firmware version display the EEPROM In doctor mode 1 Press button on main unit follow by 4 and 7 on remote control To exit press ENTER button on remote control or button on main unit or remote control Refer to Section 10 3 1 for more information F...

Page 34: ...name is different even though a EEPROM is installed or no correction file exists NG shall be displayed the correction point existence data is set to 0 at this condition Note Microprocessor firmware refers to version number for microprocessor IC located on PANEL P C B It is subject to change which would be updated accordingly ROM correction checksum refers to the HEX code that is displayed upon key...

Page 35: ...36 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 35 manual de servicio SC TM910DVD ...

Page 36: ...s on main unit for next error H02 Rec INH SW abnormal Spindle servo DSC IC8251 Spindle motor CLV servo error For deck mechanism unit For deck 2 Press on main unit for next error H03 HALF SW abnormal Traverse motor IC8251 For deck mechanism unit For deck 1 2 Press on main unit for next error F15 RESET SW abnormal REST SW ON is not detected within the specified time For DVD unit For Traverse Press o...

Page 37: ...s SINGLE CHANGE on main unit for next error IPLY Drive rack gear assembly abnormal The tray drive rack does not move to PLAY position Tray does not move to PLAY position For CD DVD changer unit CRS1D Press SINGLE CHANGE on main unit for next error ITOP UD assembly UD Rack does not move to front direction This lead to UD base not raise to top position For CD DVD changer unit CRS1D Press SINGLE CHAN...

Page 38: ... when it fails the error code will appear For CD DVD changer unit CRS1D Press SINGLE CHANGE on main unit for next error F2NG Fail safe mode For open close tray unit s When the tray close operation is performed it fails to close It will automatically open all trays after the time out by the microprocessor During this time when it fails the error code will appear For CD DVD changer unit CRS1D Press ...

Page 39: ...ode It shall repeat after reaching error no 5 e g 1 _ _ _ _ I H M S SINGLE CHANGE 2 _ _ _ _ I T O P SINGLE CHANGE 3 _ _ _ _ H O M E SINGLE CHANGE 4 _ _ _ _ L O A D SINGLE CHANGE 5 _ _ _ _ _ U D D SINGLE CHANGE 3 To clear the error code memory In CRS1D Self Diagnostic mode long press SINGLE CHANGE key 2s or more 40 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 39 manual de servicio SC TM910DVD ...

Page 40: ...owing index when checks or replacement are required 4 Refer to the Parts No on the page of Parts Location and Replacement Parts List Section 25 if necessary Warning This product uses a laser diode Refer to caution statement Precaution of Laser Diode Caution After replacing of CD DVD Changer Unit ageing test is necessary Please confirm operation for CD DVD Changer Unit Disassembly of Top Cabinet Di...

Page 41: ...ocedure for disassembling the casing and inside parts for internal inspection when carrying out the servicing To assemble the unit reverse the steps shown in the chart as below 42 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 41 manual de servicio SC TM910DVD ...

Page 42: ...11 3 Main Parts Location 43 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 42 manual de servicio SC TM910DVD ...

Page 43: ... 2 screws at rear panel Step 2 Detach the FFC cables CN2038 CN2036 Step 3 Release the claws on both ends Step 4 Lift the CD DVD changer unit upwards to remove it 11 4 Disassembly of Top Cabinet 11 5 Disassembly of CD DVD Changer Unit CRS1D Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet 44 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 43 manual de servicio SC TM910DVD ...

Page 44: ...5 Remove 2 screws Step 6 Remove the Mecha Chassis Note For disassembly assembly of traverse unit please refer to section 11 16 of this service manual Please refer to original Service Manual for the Disassembly and Assembly of the CD DVD Changer Unit CRS1D section 5 11 6 Disassembly of Rear Panel Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 ...

Page 45: ...sink unit 2 The wire at upper fan connect to CNP2913 3 The wire at lower fan connect to CNP2914 Step 3 Release 2 claws Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 6 Disassembly of Rear Panel 11 8 Disassembly of Front Panel Unit Follow the Step 1 Step 2 of Item 11 4 Disa...

Page 46: ... Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 6 Disassembly of Rear Panel Follow the Step 1 Step 3 of Item 11 7 Disassembly of Main P C B Follow the Step 1 Step 4 of Item 11 8 Disassembly of Front Panel Unit 11 10 Replacement of Power Amp IC SMPS P C B Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of I...

Page 47: ...Disassembly of Digital Amp P C B Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 6 Disassembly of Rear Panel Follow the Step 1 Step 3 of Item 11 7 Disassembly of Main P C B Follow the Step 1 Step 4 of Item 11 8 Disassembly of Front Panel Unit 11 12 Replacement for Power Amp...

Page 48: ...0 Step 5 Release 2 catches Step 6 Remove Panel P C B 11 13 1 Disassembly of Tact Switch P C B Step 7 Remove the Volume knob Mic Volume Knob 11 13 Disassembly of Panel P C B Mic P C B Tact Switch P C B Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 8 Disassembly of Front Pa...

Page 49: ... Note For disassembly of parts for deck mechanism unit refer to Section 11 18 11 14 Disassembly of Deck mechanism unit Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 8 Disassembly of Front Panel Unit 11 15 Disassembly of Deck P C B Follow the Step 1 Step 2 of Item 11 4 Dis...

Page 50: ...ion 4 3 Setting the trays in STOCK position Order No MD0603065A3 Step 2 Desolder wire at deck motor terminals W1002 Step 3 Remove Deck P C B Assembly of Traverse Unit 11 16 Disassembly of Traverse Unit Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit 51 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 50 manual d...

Page 51: ...ckup unit CD DVD mechanism Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 2 of Item 11 16 Disassembly of Traverse Unit 52 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 51 manual de servicio SC TM910DVD ...

Page 52: ...n into FFC of the optical pickup Step 7 Rotate the traverse deck B to the arrow direction and shift the optical pickup to the furthest backward Step 8 Remove the catch of the drive rack and take out the drive rack Step 9 Place the convex part of an optical pickup to the concave part of a traverse base then take out the optical pickup 53 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 52 manual de se...

Page 53: ...Top Cabinet Follow the Step 1 Step 4 of Item 11 5 Disassembly of CD DVD Changer Unit Follow the Step 1 Step 4 of Item 11 8 Disassembly of Front Panel Unit Follow the Step 1 Step 5 of Item 11 14 Disassembly of Deck Mechanism Unit 11 18 1 Disassembly of the pinch roller ass y and head block 54 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 53 manual de servicio SC TM910DVD ...

Page 54: ...e head block connector Step 3 Remove 2 screws Step 4 Remove head block Step 5 Remove capstan belt A B Step 6 Remove the flywheel R Step 7 Release the claw and remove the winding lever and spring Installation of the belt Step 1 The boss and marking should be positioned horizontally 11 18 2 Disassembly of capstan motor ass y capstan belt A capstan belt B and winding belt 55 SA VK950GC SA VK950GS SA ...

Page 55: ...and spring while pressing the winding arm in the direction of arrow Step 6 Install the flywheel R Step 7 Put the capstan belt A temporarily as shown below Step 8 Put the capstan belt B on the motor ass y pulley Step 9 Install the sub chassis to the mechanism and then tighten screws 56 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 55 manual de servicio SC TM910DVD ...

Page 56: ... 10 Install 3 screws Step 11 Put the capstan belt B as shown below Step 12 Put the capstan belt A on the motor ass y pulley 57 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 56 manual de servicio SC TM910DVD ...

Page 57: ... to remove it Step 2 Push up the cassette lid L R in the direction of arrow For DECK1 and DECK2 Step 2 Push the lever upward and open the cassette lid Remove the cassette tape 11 19 Replacement for cassette lid Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet 11 20 Rectification for tape jam problem Follow the Step 1 Step 2 of Item 11 4 Disassembly of Top Cabinet 58 SA VK950GC SA V...

Page 58: ...59 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 58 manual de servicio SC TM910DVD ...

Page 59: ...EEX0485 14 Pins B Panel P C B Deck Mechanism P C B REEX0484 10 Pins 13 Service Positions Note For description of the disassembly procedures see the Section 11 13 1 Checking and Repairing of Main P C B 60 SA VK950GC SA VK950GS SA VK950GCS SA VK950GCT 59 manual de servicio SC TM910DVD ...

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