PV-DF204supp2015-05
Contents
1. ren x ee E E 1 15128831 PI 2 IFF el 15182186 1 DVD MAIN SCHEMATIC DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2708 IPV DF2004 K PV DF2704 K PV DM2794 DVD MAIN Ill SCHEMATIC DIAGRAM NOTE NOTE NOTE For a purchase order a he pars PARTS MARKED PT ARE NOT USED FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES o ust the pa ised De parts st REFER TO BEGINNING OF SCHEMATIC SECTION Do matuse pari number on ths LINKTO VOLTAGE CHART LSJB2186 DVD MAIN DVD SUB SCHEMATIC DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 KiPV DF2704 K PV DM2794 1C8801 IC DETAIL BLOCK DIAGRAM p EEIN NE NOTE NOTE PARTS MARKED PT ARE NOT USED REFER TO BEGINNING OF SCHEMATICS DVD SUB SCHEMATIC DIAGRAM Geen a pm LSJB2187 FG SCHEMATIC DIAGRAM FOR REFERENCE ONLY 65 3 13482200 NOTE For placing a purchase order a he FOR SCHEMATIC DIAGRAM AND CIRCU2. DET PRE kases ens3GEYz473v cuis 1 16 47K Es Ease SERA fescue Rie 5 CHIP 1 16 15K PE PE jessie ens3GeY3100Y cuis 1 16 10 A ES 22 CAPACITORS ranae Pare Wane p Deneriprien acri 6 FILTERS EA TTE Part mane 2 Description 28 cols sess meseros carr icssowaozi fueron carr meseros carr carr 17160 CRYSTAL OSCILLATOR PIN HEADERS 9 2 2 DVD SUB C B A SWITCHES 24
3. E NORU a x ioo a 1 mo s io oos io w f oorr io oa SORAM data 12 w 1 vo a TG oos s i0 6014 ESE 5 peso 3 io pos EIE aL quss Sunt V O CHART OF IC8004 Pane TO Den IER ros p ps 3 io sth a 1 S Sera cock 7 Wwe Wie pie VO CHART OF 108002 IC8003 08004 PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 KiPV DF2704 K PV DM2794 NOTE For placing a purchase er ol he AD LAYOUT NOTES be sure 1o ua the pari mer Do not use par number ths diagram DVD MAIN SCHEMATIC DIAGRAM VIDEO AUDIO NOTE PARTS MARKED PT ARE NOT USED FOR SCHEMATIC DIAGRAM AND REFER TO BEGINNING OF SCHEN 1C8401 IC DETAIL BLOCK DIAGRAM Y 1C8501 IC DETAIL BLOCK DIAGRAM
4. Traverse Operation Problem 8813 8812 TP8808 Pickup Operation Problem Note Check the voltage during 10 to 20 seconds as soon as disc has been inserted Check the signal at TP8809 SPIN on the DVD Main on the DVD Main CB defeive Check the voltage at TP8903 on the DVD Main T Repair the around circuit Tine gt Replace 108001 on the DVD Main 15150 x Y y Replace IC8801 on the DVD Main Check the voltage at TP8923 on the DVD Main NG the 108001 on the DVD Main CBA y DVD Mechanism Unit i Check the voltage at TP8906 on the DVD Main GBA Check the voltage at 08905 Base on the DVD Main Replace the DVD Mechanism Unit Isit 5 0V AA CBA ls it 3 3V is Replace the 08905 and 8906 Replace the 08905 an Signal at TP8809 on the DVD Main C B A NG Replace the 108001 on the VD Main CBA y Confirm Wave form at TP8916 NG DVO Mechanism Unit is defective from normal DVD Movie or gt Replace the DVD Mechanism Uni If the Message PLEASE CHECK THE DISC AND Disc Spinning Disc Spinning FOR STAINS OR SCRATCHES ON DISC appears 108001 on the DVD Main CBA is defective Replace IC8001 on the DVD Main C B A RF S
5. When Mecha Ur 330 to lace he Cait Label No 259 oni Ch e N brm DVD BLOCK UNIT 91390085 1 1 N Biere A el e d lt DVD Frame Ret 317 bo sura 1o place tho Rang Label No 31 an the Cab 559 E 7 T 3 T D E 4 PLEASE READ 4 1 SERVICE NOTES 4 1 1 DVD SERVICE MODE This unit has a Self Diagnostic function which detects problem or malfunction within the unit and displays it on the TV 4114 1 Set the unit to DVD mode 2 Press and hold the STOP EJECT PLAY REPEAT and VOL buttons of the VCR operation panel together for over 5 seconds with no cassette inserted The adjustment overlay will appear on the TV screen How to enter DVD Service Mode Fig 54 3 Press the DISPLAY key on the remote control to enter DVD Service Mode Last 2 digits Value of UTTER e Valu ci LAS unen Fig 52 4 Press the LEFT or RIGHT key on the remote again to enter DVD Service Mode 1 a om ACTIVE TEME Matron ine we Die Motor status Lon normal Ol fee enn 02 Fig 53 Alter replacing the DVD Unit press the CLEAR key the remote in this mode The total elapsed Disc Motor time
6. 3 Merory 19 2 Menor 2 Menor 2 Merory aes 4 El Menor ades 3 EJ 5 Menor aes 7 Merory ip aei a iss 3 1 joe Cupit io por Terany a d 3 io por rina 3 io par Menor a T 3 io pos Menor aaa 38 io poz Menor da u fio poro Menor data 10 35 i0 pos Menor da 3 36 i9 bor Menor dea 17 1 we SN por Teroy a Meron daa 1 Menor sr oars Menor dea 10 Menor Teron aaa u fojo Verony dta T io us RN Mero uisi 1 0 CHART OF IC8003 Pana TO Safe 1 mo EU 3 1 mo a io oor EXE io cz SORA diaz e so Sound 7 oo SORA dia T a io oor SDRAM dn 3 1 oo dor mask ME de erabe ow ES Column dats ae a ES eroe ow cs SORAN chip select kr E OR SORAM ados T0 m SORA aes a ESE SORAN adess Z SORA adress 3 es round ar AE SORA aine E SORAM ades 9 AT SUERO NC Mona ES ed on
7. in hours minutes will be cleared to bl 01 or 02 is always displayed in 9 DM STATUS replace the DVD Unit because the Disc Motor is detective 5 To confirm the value of JITTER and the value of LASER current insert the DVD Test Disc into the DVD Unit 6 To release from this mode tur off the power 4 1 1 2 Troubleshooting hint standard for this mode It can be determine whether the DVD Mechanism Unit is defective by checking the value of JITTER and the value of LASER current Enter the DVD Servise Mode nen insert tne DVD Tesi Disc DVDT S15 and play te T1 130 or 161 1 Check the value of JITTER Normal around 19 0 2 Check the value LASER current Normal around 40 0 typical t 20 68 F RITTER ess han 14 LASER less than 709 ITER more than 14 5 LASER more than 700 The OVO Mechanar Urt Tre DVD Mechanism Unt is OK Rolca wih anew DVO Mechanism Un 5 DISASSEMBLY ASSEMBLY PROCEDURES 5 1 CABINET SECTION 5 1 1 Disassembly Flowchart 5 1 1 1 Notes in chart 1 Removal of DVD Sub a Remove solder portions a b d e f g h on the DVD Sub b Remove the DVD Sub while releasing the Locking Tab Installation of DVD Main C B A and DVD Sub C B A a Confirm that the Lever A is positioned as shown and install he DVD Sub C B A with the Locking Tab and 2 bosses b Install the DVD Main C B A with the Locking Ta
8. E anr dm Peg rocusmoton 3 voc DL A A A D R OIR A PAESE E A AET ACE ee eee E DVD IBLOCK DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 K PV DF2704 K PV DM2794 DVD BLOCK DIAGRAM Pb tan fab hee zB gree perio Du i DVD II BLOCK DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 K PV DF2704 KIPV DM2794 Troubleshooting Hints How to confirm whether DVD circuit or other circuits is defective NOTE Communication Timing Chart 1 DVD SERIAL START Host communication may not occur correctly between IC6001 on the Main C B A and IC8001 on the DVD Main C B A 3 when there is a problem on the DVD Main C B A Pin 48 of IC6001 on the Main C B A Serial Data Communication failure between IC6001 and IC8001 within 30sec 1C6001 will switch automatically to VCR DVD_POWER_ON H Check the VCR mode and DVD mode TP8010 on the DVD Main C BA Check the voltage during the 30 seconds during which the unit remains in DVD mode DVD RESETD 1 Confirm DV
9. Flameproot Circuit Board Assembly Printed Circuit Board ESD Electrostatically Sensitive Devices 3 When replacing 0 resistor a wire can be substituted for it 21 9 2 ELECTRICAL REPLACEMENT PARTS LIST PRINTED CIRCUIT BOARD ASSEMBLY Bal rare Parc None Description 9 2 1 DVD MAIN C B A INTEGRATED CIRCUITS GT meae Pare Wane Description TRANSISTORS Pare Mame Descripcion messi eso SI Par _ pranerooo0c Feawsrerom www fgecai arancrooo07s eme zesiateacn _jenanerenen sr eme praccrooon s PNP _ prancr000075_rnanereron www _ 1 __ sr Pe Desc pssizaor __Ieaanereron erancrooongi rramszsroa eme osor mmmsiisosr Trnanezeron 1 nes praperman T er etoscrssoszs pmawsrsson cur er pesos pmawsisson Com
10. the New DVD Block Unit is in the supplement service manual Early Products Later Products Nothing Suffix Panasonic 7 Panasonic 1000000004 2004 Name Plate Plate 2004 Matsushita Kotobuki Electronics Industrias Y LTD All rights reserved Unauthorized copying and violation of lav 2 Part Change Information Tnierchangeabiliy Code See the VC column on the following Part Number Lit ParisiSel Production Paris Sel Production ParlsiSel Production PartsiSel Production Original Early Original Early Original Early Original Eary A gt lt M c D New Late New Late New Late New Late E Addition F Deletion Other Pari Original Part No New Part No Part Name VC Remarks 242 1390086 LSXKO184 DVD MECHANISM UNIT D 15011705 RATING LABEL E D baie LSvwoo29 Ls woose FILEXIBLE FLAT CABLE WIOUTPLUG D aso Lsvaooss 1300087 DVD BLOCK UNIT A 4 XTV2646F XTV26 6FFJ TAPPING SCREW STEEL D 460 _ XSN346 XSN3 6FJ SCREWSTEEL D 508 _ XTV26 6J XTV26 6JFJ TAPPING SCREW STEEL D E70 _ 5000070 15000074 DVD MAIN D EB0 LSEPZOI4A 1 5 2187 Dvo SUB D 3 VIEWS DVD SECTION DVD MECHANISM m DVD MAIN 4 eLsua0070 1
11. 08801 on the DVD Main C B A During Stop 2 5 During Loading 1 3 How to confirm whether DVD Mechanism Unit or DVD Main C B A is defective During Unloading 38 Confirm communication between DVD Main C B A DVD Main C B A is defective NG and Main by referring Communication Timing Repair the DVD Main har 2 Check points 168001 or the circuit around is defective 108001 on the DVD Main CB is 1 Output Sana from DVD Main ton ibe DD Man GE A T8006 DVD_SCK on the DVD Main C BA DVD Mechanism Unit or 108801 is defective Confirm that the OPENICLOSE TRAY works correct NE Repair i oy reierring 10 the ray Operation Problem y Playback the test DVD disc If there is problem with audio The Message PLEASE CHECK THE DISC AND or picture even though it plays FOR STAINS OR SCRATCHES ON DISC appears back y DVD Mechanism Unit or IC8801 or 108001 is defective DVD Main CBA is defective Repair it refering to Spindle Motor Operation Problem Repair DVD Main and Traverse Operation Problem Cause Pickup Problem TROUBLESHOOTING HINTS PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 K PV DF2704 K PV DM2794 7 Spindle Motor Operation Problem Note Check the signal at TP8808 as soon as disc has been inserted Otherwise folowing waveform can not be monitored
12. D operation and VCR operation T Playback a VHS tape Both NG Main GBA is defective Communication Timing Chart2 SERIAL START 2 Playback a DVD disc Repair the Main CB OMA VCR DVD idum LNoPBVCR ony Main CBA s detective 09 on the DVD Main CBA No PB DVD only tepair the Main 0 DVD VCR Fist confirm that the Main is O K other han DVD NG Man GBA is defective Decco ee Mechanism Unit and DVD Main C B A by referring to Repair the Main Communication Timing Chart 1 and Communication Timing Chart 2 HE i Check points Troubleshooting Hints of DVD Mechanism Unit 1 All Power Supply Voltages for DVD circuit TP8011 SW 33V DVD 523 SW DVD Trap Operation Predera 8821 VM V Pin3 of P8402 ACT_VM_5V Check the voltage at TP8958 on the DVD Sub C BA DVD Mechanism Unit is defective the DVD Main 0 B A During Stop 1 65V 77 Replace the DVD Mechanism Unit 2 Output Signal from DVD Main C B A TP8009 D_RDY During Loading 1 3V Output Signal from Main C B A TP8005 RDY During Unloading 1 9V TP8009 D TP8005 on the DVD Main C B A 9 DVD circuit is defective Check the signal at TP8806 TRYIN on the DVD Main 108801 on the DVD Main is defective Perform troubleshooting referring to How to confirm whether DVD Mechanism Unit or DVD Main C B A is defective CBA Replace 1
13. IT BOARD LAYOUT NOTES be sure o ua e parlrumber e parts et Do not use par aer ons nen won ANT on eon 1 8801 DETAIL BLOCK DIAGRAM LSJB2187 DVD SUB SCHEMATIC DIAGRAM 15 82200 FG SCHEMATIC DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2704 IPV DF2004 K PV DF2704 K PV DM2794 12 7 CIRCUIT BOARD LAYOUT 7 1 DVD MAIN C B A DVD SUB C B A DVD MAIN C B A LSEP2186A COMPONENT SIDE FOIL SIDE CHEMICAL recuso LAYOUT NOTES EGANING OF SCHE SECTION FeFe STALLED FOR VARIOUS UODELS E SERVONO ES BOARD LAYOUT INCLUDES COMPONENTS WHICH ARE NOT USED DVD SUB C B A LSEP2187A Ts mes 9 DVD MAIN C B A LSEP2186A DVD SUB C B A LSEP2187A PV DF204 PV DF2004 PV DF274 PV DF2704 DUAL PATTERNS DUAL PATTERNS JPV DF2004 K PV DF2704 K PV DM2794 14 8 BLOCK DIAGRAMS DVD I BLOCK DIAGRAM Bo TOR Eu LOADING Dt LOADING MOTOR CONTROL ES Tunt ea 7 ES Fri Ea lt
14. ORDER NO MKEQ41060351 B6 B22 Service Manual TV DVD VCR Combination p PV DF204 ES PV DF2004 5 PV DF274 PV DF2704 PV DF2004 K PV DF2704 K PV DM2794 Subject Change of DVD Unit Please file and use this supplement manual together with the service manual for Order No MKE0403600C1 and MKE0409602C1 A WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting 10 service a produc Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service repair the product or products dealt with in this service information by anyone else could result in serious injury or death 1 CHANGE OF DVD UNIT The DVD Unit has been changed on a running change basis The DVD Block Unit is interchangeable However the parts which consists of the Block Unit are not intarchangeable In order to distinguish the sevice for the old and new DVD Unit A indication will be added on the Serial No Label and Name Plate The unit using the new DVD Unit have A indication which is added at tho end of the Model No on the Name Plate located on the Rear Cabinet When servicing these models please check the Name Plate to see if an A has been added to the end of the Model No Service information for
15. ave special characteristics important for safety When replacing any of these components use only the specified 3 SPECIAL NOTE Al integrated circuits and many other semiconductor devices are electrostatically sensitive and therefore require the special handling techniques described under the ELECTROSTATICALLY SENSITIVE ES DEVICES section of this service manual 4 Parts with no Ref No in EXPLODED VIEWS are not supplied And some Ref No will be skipped Be sure to make your orders of replacement parts according to the parts list 5 Parts different in shape or size may be used However only interchangeable parts wil be supplied as service replacement parts 6 AI parts are supplied from MKI 7 numbers with capital letter Example E10 E20 in the Ref No column are shown in the exploded views 8 Parts whose Ref Nos are the same are interchangeable as replacement parts Any of these parts may be ordered and used as a replacement 9 1 2 Electrical Replacement Notes 1 Unless otherwise specified All resistors are in K 000 1 000 2 Abbreviation RTL Retention Time Limited This indicates that the retention time is limited tor this item After the discontinuation of this item in production it will no longer be availabe NR Non Repairable Board Ass y MGF CHIP Metal Glaze Film Chip C CHIP Ceramic Chip CMP Complex Component WFLMPRF Wirewound
16. b and the rib Pass the leads through the slots A and B d Solder portions a b c d e f g h j k on the Note Solder portions and 7 while pushing down the DVD Sub C B A securely e Connect the F F C s to Connector P8901 on the DVD Main C B A and bend it as shown Tighten the 2 Screws 508 Solder portions TO pe S Sido Vows Fig O7 6 SCHEMATIC DIAGRAMS 6 1 DVD MAIN DVD SUB FG SCHEMATIC DIAGRAMS DVD MAIN SCHEMATIC DIAGRAM woe JE PARTS MARKED PT ARE NOT USED FOR SCHEMATIC DIAGRAM ANC REFER TO BEGINNING OF SCH NOTE For placing purchase order a he T BOARO LAYOUTNOTES par me ns parts lt Do not par boron 021 LINKTO VOLTAGE CHART LSJB2186 DVD MAIN SCHEMATIC DIAGRAM PV DF204 PV DF2004 PV DF274 PV DF2704 TE IPV DF2004 K PV DFZ704 K PV DM2794 1 0 CHART OF IC8002 Pane Seine ais Mero Teray 3r es Mero ais Teray aesti sper Veray asias 17 TT eo Menor adress 11 Te Menor aas se Menor Menor adas 20 3 Tr ne Menor ades 21 WT Wie en NNI Matus Matus 15 DVD Rey By bn 16 Merory aus 18 17 Merory
17. ignal at TP8916 Check the signal at TP8813 and TP8812 on the DVD DVD Mechanism Unit is defective Main C B A Replace the DVD Mechanism Unit ye 170 mvp Check the signal at TP8808 on the DVD Main IC8801 on the DVD Main is defective Replace IC8801 on the DVD Main C B A RN 1C8001 on the DVD Main C B A is defective m Replace 108001 on the DVD Main 200 mV 100 ns T 10 3 Vp p Playback CD Playback TROUBLESHOOTING HINTS PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 K PV DF2704 K PV DM2794 18 TEST POINTS LOCATION o Pina of P8402 o gen E a V gua m Peg us hd 8 DVD Sub C B A Test Point Information Test Point with a Pin Test Point with a jumper wire across a hole in the P C B Test Point with no Test Pin TROUBLESHOOTING HINTS PV DF204 PV DF2004 PV DF274 PV DF2704 PV DF2004 K PV DF2704 K PV DM2794 20 9 REPLACEMENT PARTS LISTS BEFORE REPLACING PARTS READ THE FOLLOWING 9 1 REPLACEMENT NOTES 9 1 1 General Notes 1 Use only original replacement parts To maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list 2 IMPORTANT SAFETY NOTICE Components identified by the sign A h
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