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Sylvania DVR90DF Service Manual

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SERVICE MANUAL
DVD RECORDER
DVR90DF

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Summary of Contents for Sylvania DVR90DF

  • Page 1 SERVICE MANUAL DVD RECORDER DVR90DF...

  • Page 2: Table Of Contents

    IMPORTANT SAFETY NOTICE Proper service and repair is important to the safe, reliable operation of all Funai Equipment. The service procedures recommended by Funai and described in this service manual are effective methods of performing service operations. Some of these service special tools should be used when and as recommended.

  • Page 3: Specifications

    SPECIFICATIONS Item Conditions Unit Nominal Limit 1. VIDEO 75 Ω load 1-1. Video Output Vp-p 1-2. S-Video Output 75 Ω load Y (Luminance) Vp-p 75 Ω load C (Chrominance) Vp-p 0.286 1-3. Component Output 75 Ω load Y (Luminance) Vp-p 75 Ω...

  • Page 4: Laser Beam Safety Precautions

    LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30 cm away from the pickup lens when the diode is turned on.

  • Page 5: Important Safety Precautions

    IMPORTANT SAFETY PRECAUTIONS Product Safety Notice Also check areas surrounding repaired locations. J. Be careful that foreign objects (screws, solder Some electrical and mechanical parts have special droplets, etc.) do not remain inside the set. safety-related characteristics which are often not K.
  • Page 6 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, and wires have been returned to their original positions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety standards. 1.

  • Page 7: Standard Notes For Servicing

    STANDARD NOTES FOR SERVICING Circuit Board Indications Pb (Lead) Free Solder 1. The output pin of the 3 pin Regulator ICs is When soldering, be sure to use the Pb free solder. indicated as shown. How to Remove / Install Flat Pack-IC Top View Bottom View 1.
  • Page 8 3. The flat pack-IC on the CBA is affixed with glue, so With Soldering Iron: be careful not to break or damage the foil of each 1. Using desoldering braid, remove the solder from pin or the solder lands under the IC when all pins of the flat pack-IC.
  • Page 9 2. Installation With Iron Wire: 1. Using desoldering braid, remove the solder from 1. Using desoldering braid, remove the solder from all pins of the flat pack-IC. When you use solder the foil of each pin of the flat pack-IC on the CBA flux which is applied to all pins of the flat pack-IC, so you can install a replacement flat pack-IC more you can remove it easily.
  • Page 10 Instructions for Handling Semi- conductors Electrostatic breakdown of the semi-conductors may occur due to a potential difference caused by electrostatic charge during unpacking or repair work. 1. Ground for Human Body Be sure to wear a grounding band (1 MΩ) that is properly grounded to remove any static electricity that may be charged on the body.

  • Page 11: Cabinet Disassembly Instructions

    CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart Note: (1) Identification (location) No. of parts in the figures This flowchart indicates the disassembly steps to gain (2) Name of the part access to item(s) to be serviced. When reassembling, (3) Figure Number for reference follow the steps in reverse order.
  • Page 12 (S-4) [4] SW CBA (L-1) (S-3) [5] PCB Holder (L-1) (L-1) (L-2) [2] Front Assembly Fig. D2 Fig. D4 (S-2) (S-7) (S-2) (S-7) [3] DVD Mecha & DVD Main [7] AV CBA CBA Assembly [6] Rear Panel (S-5) (S-6) Fig. D3 (S-5) Fig.
  • Page 13 3. How to Eject Manually < Method 1 > Note: When servicing, do not touch white resin part as shown below. When rotating the gear, be not damaged with the gear. 1. Remove the Top Cover. 2. Rotate the gear in the direction of the arrow with a hand as shown below. View for A Do not touch! Rotate this gear in...
  • Page 14 < Method 2 > Note: When servicing, do not touch white resin part 4. Release two Locking Tabs, and remove the as shown below. Clamper Assembly. 1. Remove the Top Cover, the Front Assembly and the DVD Mecha & DVD Main Assembly. Then, remove the DVD Mecha Unit.

  • Page 15: How To Initialize The Dvd Recorder

    HOW TO INITIALIZE THE DVD RECORDER To put the program back at the factory-default, initialize the DVD recorder as the following procedure. 1. Turn the DVD recorder on. 2. Confirm that no disc is loaded or that the disc tray is open.

  • Page 16: Firmware Renewal Mode

    FIRMWARE RENEWAL MODE 1. Turn the power on and remove the disc on the tray. 4. Select the firmware version using arrow buttons, then press [ENTER]. 2. To put the DVD recorder into version up mode, Fig. d appears on the screen and Fig. e appears press [CM SKIP], [6], [5], and [4] buttons on the on the VFD.
  • Page 17 5. After updating is finished, the tray opens automatically. Fig. f appears on the screen and Fig. g appears on the VFD. * Firmware Version differ depending on the models, and indication is one example. Firm Update Mode ver. R2F3000S1E R2F3001S1E B/E Firmware Update End...

  • Page 18: Function Indicator Symbols

    FUNCTION INDICATOR SYMBOLS Note: If an error occurs, a message with the error number appears on the screen. Recording Error Error message You cannot record on this disc as Power Calibration Area is full. Error No. Error Message Solution Error Description Priority An error occurs during data reading.
  • Page 19 Error Message Solution Error Description Priority This program is not recordable Set “DVD-RW Recording During the CGMS picture (possible a in Video mode. Format” to “VR mode”. record once) input. (Video Format Disc) During the CGMS picture (possible a This program is not allowed to Insert a ver.1.1 CPRM record once) input.

  • Page 20: Block Diagrams

    BLOCK DIAGRAMS System Control Block Diagram 1-9-1 E6700BLS...
  • Page 21 Digital Signal Process Block Diagram 1-9-2 E6700BLD...
  • Page 22 Video Block Diagram E6700BLV 1-9-3...
  • Page 23 Audio Block Diagram 1-9-4 E6700BLA...
  • Page 24 Power Supply Block Diagram 1-9-5 E6700BLP...

  • Page 25: Schematic Diagrams / Cba's And Test Points

    SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc.
  • Page 26 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE. RISK OF FIRE-REPLACE FUSE AS MARKED.
  • Page 27 DVD Main 1/6 Schematic Diagram DVD MAIN 1/6 Ref No. Position IC101 IC102 TRANSISTORS Q402 Q403 CONNECTOR CN101 1-10-3 E6700SCD1...
  • Page 28 DVD Main 2/6 Schematic Diagram DVD MAIN 2/6 Ref No. Position IC201 CONNECTOR CN204 1-10-4 E6700SCD2...
  • Page 29 DVD Main 3/6 Schematic Diagram DVD MAIN 3/6 Ref No. Position IC202 IC204 IC401 IC402 IC410 CONNECTORS CN202 CN401 E6700SCD3 1-10-5...
  • Page 30 DVD Main 4/6 Schematic Diagram NOTE: 1. The order of pins shown are different from that of IC601 itself. 2. IC601 is shown as IC601(1/6) through IC601(6/6) in DVD Main Schematic Diagram Section. DVD MAIN 4/6 Ref No. Position IC601(1/6) IC601(2/6) IC901 IC902...
  • Page 31 DVD Main 5/6 Schematic Diagram NOTE: 1. The order of pins shown are different from that of IC601 itself. 2. IC601 is shown as IC601(1/6) through IC601(6/6) in DVD Main Schematic Diagram Section. DVD MAIN 5/6 Ref No. Position IC601(3/6) BB-4 IC601(4/6) BB-1...
  • Page 32 DVD Main 6/6 Schematic Diagram NOTE: 1. The order of pins shown are different from that of IC601 itself. 2. IC601 is shown as IC601(1/6) through IC601(6/6) in DVD Main Schematic Diagram Section. DVD MAIN 6/6 Ref No. Position IC501 II-1 IC601(5/6) GG-4...
  • Page 33 AV 1/5 Schematic Diagram *1 NOTE These components (IC1502, C1509) can be used in any models. However, you cannot mix components under Group A with the ones under Group B. You can choose either Group. The difference between Group A and Group B is shown below. Group A Group B IC1502...
  • Page 34 AV 2/5 Schematic Diagram AV 2/5 Ref No. Position IC1102 IC1103 IC1104 IC1301 IC1701 TRANSISTORS Q1111 Q1112 Q1303 Q1304 CONNECTOR CN1101 1-10-10 E6700SCAV2...
  • Page 35 AV 3/5 Schematic Diagram AV 3/5 Ref No. Position IC1101 IC1401 TRANSISTORS Q1101 Q1102 Q1103 Q1104 Q1120 E6700SCAV3 1-10-11...
  • Page 36 AV 4/5 Schematic Diagram CAUTION ! CAUTION ! For continued protection against fire hazard, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. replace only with the same type fuse. NOTE: If Main Fuse ( F1001 ) is blown , check to see that all components in the power supply ATTENTION : Pour une protection continue les risqes The voltage for parts in hot circuit is measured using circuit are not defective before you connect the AC plug to the AC power supply.
  • Page 37 AV 5/5 Schematic Diagram FL2001 MATRIX CHART P.SCAN VCD VCR REPEAT VCD VCR XP SP LP EP REPEAT P.SCAN E6700SCAV5 1-10-13...
  • Page 38 SW Schematic Diagram E6700SCSW 1-10-14...
  • Page 39 AV CBA Top View CAUTION ! Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. If Main Fuse ( F1001 ) is blown , check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply.
  • Page 40 AV CBA Bottom View CAUTION ! CAUTION ! For continued protection against fire hazard, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. replace only with the same type fuse. If Main Fuse(F1001)is blown , check to see that all components in the power supply ATTENTION : Pour une protection continue les risqes circuit are not defective before you connect the AC plug to the AC power supply.
  • Page 41 SW CBA Top View SW CBA Bottom View BE6700F01023 1-10-17...

  • Page 42: Waveforms

    WAVEFORMS Pin 5 of CN1101 Pin 1 of CN1101 VIDEO-Y 0.2V 20µsec VIDEO-Cr 0.2V 20µsec Pin 7 of CN1101 Pin 15 of CN1101 VIDEO-C 0.2V 20µsec AUDIO(L)-OUT 0.1µsec C1418 PLUS LEAD Pin 1 of CN1051 VIDEO-CVBS 0.5V 20µsec SPDIF 0.1µsec Pin 3 of CN1101 NOTE: Input: COLOR BAR SIGNAL...

  • Page 43: Wiring Diagram

    WIRING DIAGRAM FCS(+) FOCUS FCS(-) ACTUATOR TRK(+) TRACKING TRK(-) ACTUATOR TILT(+) TILT KEY-1 TILT(-) ACTUATOR KEY-2 THERMO FPD-SW VC-FPD VCC1 VC-PD VIDEO-Cr/Pr RF(+) VIDEO-Cb/Pb 5 RF(-) VIDEO-Y(I/P) VIDEO-C AUDIO(R)-IN 11 VCC2 IIN3 AUDIO(L)-IN IIN2 IIN1 AUDIO(R)-OUT 15 XOUTEN3 AUDIO(L)-OUT 17 XOUTEN2 DVD-AUDIO-MUTE 19 AUDIO+5V...

  • Page 44: System Control Timing Charts

    SYSTEM CONTROL TIMING CHARTS [ Tray Open ] Power on Push Close button is pressed. Tray insertion INNER-SW Case 3 open? [ open ] button is pressed. Is Timer Case 1 Is slit S5 ET3 passed? passed? Rezero 1 Rezero 2 Is Timer Case 4 ET1 passed?
  • Page 45 Parameter S*: Encoder pulse ET*: Error V*: Voltage (HEX) T*: Event timer (HEX) detection timer V0: 2.0 V (00d) S1: 300 (12c) T1: 0.1 s ET1: 5.0 s V1: 4.5 V (022) S2: 3300 (ce4) T2: 3.0 s ET2: 5.0 s V2: 2.2 V (010) S3: 3935 (f5f) T3: 3.0 s...
  • Page 46 Tray close Tray ejection direction SLED Tray insersion direction open INNER-SW close Timer Push close Push Close Encoder pulse SLED Tray insersion direction open INNER-SW close Timer 1-13-3 R2NTI...
  • Page 47 Case 1 SLED Tray insersion direction open INNER-SW close Timer Rezero 1 Case 2 Tray ejection direction SLED Tray insersion direction open INNER-SW close Rezero 2 Case 3 (When [OPEN] button is pressed before the S5 passage.) Encoder pulse Tray ejection direction SLED Timer Case 4 (When [OPEN] button is pressed after the S5 passage.)
  • Page 48 Case 5 (Retry.) Tray ejection direction SLED Tray insersion direction open INNER-SW close Start retry. Retry frequency 1st time retry 2nd time retry 3rd time retry 4th time retry 5th time retry 6th time retry 1-13-5 R2NTI...

  • Page 49: Ic Pin Function Descriptions

    IC PIN FUNCTION DESCRIPTIONS IC1501 (SUB MICRO CONTROLLER) Signal Function Name Signal Function Name SUB-SDA Serial Data IN KEY-1 Key Data Input 1 34 OUT SUB-SCL Serial Clock IN KEY-2 Key Data Input 2 N.U. Not Used IN POW-SW Abnormal Voltage Detection N.U.
  • Page 50 IC2001 (FIP DRIVER) Signal Function Name IN CLK Serial Clock IN STB Serial Interface Strobe N.U. Not Used N.U. Not Used Power Supply Segment Output Pull Down Level 16 OUT i Segment Output Grid Output Power Supply IN OSC Oscillator Input N.U.

  • Page 51: Lead Identifications

    LEAD IDENTIFICATIONS PQ070XF01SZH KTC3199-GR-AT/P KTC3205-Y-AT/P KTA1267Y-AT/P 2SA966(Y) KRC103M 1 2 3 4 E C B E C B 2SK3757(Q) KIA4558P/P PT6313-S-TP MM1697AJBE G D S QSZAB0RMS028 S2Y52 BU4219G-TR CD4052BPWR PST3619NR 1 2 3 E C B Note: AN5832SA-E1 RC4580IP A: Anode LTV-817B-F MM1637XVBE K: Cathode...

  • Page 52: Exploded Views

    EXPLODED VIEWS Cabinet 2L021 See Electrical Parts List for parts with this mark. 2L021 Some Ref. Numbers are not in sequence. 2L021 DVD Mecha & DVD Main CBA Assembly 2L031 2L021 2L012 2L031 2L081 SW CBA 2L021 2L081 2L081 AV CBA 2L081 1-16-1 E6700CEX...
  • Page 53 Packing Some Ref. Numbers are not in sequence. Unit 1-16-2 E6700PEX...

  • Page 54: Mechanical Parts List

    MECHANICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a # have special characteristics important to safety. Before replacing any of these components, read carefully the product safety notice in this service manual. Don't degrade the safety of the product through improper servicing.

  • Page 55: Electrical Parts List

    ELECTRICAL PARTS LIST PRODUCT SAFETY NOTE: Products marked with a Ref. No. Description Part No. # have special characteristics important to safety. C1064 ELECTROLYTIC CAP . 470µF/16V M CE1CMASDL471 Before replacing any of these components, read C1065 CHIP CERAMIC CAP .(1608) B K 0.033µF/50V CHD1JK30B333 carefully the product safety notice in this service C1066...
  • Page 56 Ref. No. Description Part No. Ref. No. Description Part No. C1337 CHIP CERAMIC CAP .(1608) F Z 0.1µF/50V CHD1JZ30F104 C1732 CHIP CERAMIC CAP .(1608) F Z 0.1µF/50V CHD1JZ30F104 C1405 CHIP CERAMIC CAP .(1608) B K 0.01µF/50V CHD1JK30B103 C1788 ELECTROLYTIC CAP . 100µF/6.3V M NP CP0KMASNC101 C1406 ELECTROLYTIC CAP .
  • Page 57 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES.(1608) 1/10W 0 Ω If IC1502 is IC-PST3619NR, then C1509 is 0.1µF. R1051 RRXAZR5Z0000 CHIP RES.(1608) 1/10W 0 Ω IC1502 SYSTEM RESET IC IC-PST3619NR QSZBA0TMM151 R1054 RRXAZR5Z0000 CARBON RES. 1/4W J 12 Ω C1509 CHIP CERAMIC CAP .(1608) B K 0.1µF/25V CHD1EK30B104...
  • Page 58 Ref. No. Description Part No. Ref. No. Description Part No. CHIP RES.(1608) 1/10W F 10k Ω CHIP RES.(1608) 1/10W J 470 Ω R1156 RRXAFR5H0103 R1507 RRXAJR5Z0471 CHIP RES.(1608) 1/10W J 6.8k Ω CHIP RES.(1608) 1/10W 0 Ω R1157 RRXAJR5Z0682 R1508 RRXAZR5Z0000 CHIP RES.(1608) 1/10W J 6.8k Ω...
  • Page 59 Ref. No. Description Part No. Ref. No. Description Part No. AC1001# AC CORD PB8B2F9110A-055 WAC0162LW004 T1001# SWITCHING TRANS 5710 LTT00CPKT173 F1001# FUSE SIC 1A 250V U/C T PAGG20CW3102 TU1701 TUNER UNIT VJ025AF UTUNNTUSP029 FL2001 VACUUM FLUORESCENT DISPLAY 7-BT-301N TVFD1C0FT048 FFC(30PIN) AV-MAIN WX1E6700-002 FH1001 FUSE HOLDER MSF-015...
  • Page 60 DVR90DF E6700UD 2005-02-03...

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