FUNAI DRVR-B778, Service Manual

Page 1: ...cations I Preparation for Servicing I Adjustment Procedures I Schematic Diagrams I CBA s I Exploded views I Parts List When servicing the deck mechanism refer to MK14 Deck Mechanism Section Deck Mecha...

Page 2: ...0 1 Block Diagrams 1 11 1 Schematic Diagrams CBA s and Test Points 1 12 1 Waveforms 1 13 1 Wiring Diagram VCR Section 1 14 1 Wiring Diagram DVD Section 1 14 2 IC Pin Function Descriptions 1 15 1 Lead...

Page 3: ...N AM R P dB 37 41 SP Mode 1 5 Video Color S N PM R P dB 30 36 SP Mode 1 6 Resolution PB Line 230 245 SP Mode 2 Servo 2 1 Jitter Low sec 0 07 0 12 SP Mode 2 2 Wow Flutter 0 3 0 5 SP Mode 3 Normal Audi...

Page 4: ...5 load Vp p 0 3 2 AUDIO 2 1 Output Level Vrms 2 0 2 2 Frequency Response DVD VIDEO LPCM fs 96 kHz Hz 20 44 k fs 48 kHz Hz 20 20 k Audio CD fs 44 1 kHz Hz 20 20 k 2 3 Signal Noise Ratio DVD VIDEO LPCM...

Page 5: ...hen the diode is turned on Do not look directly at the laser beam CAUTION Use of controls and adjustments or doing procedures other than those specified herein may result in hazardous radiation exposu...

Page 6: ...h PVC tubing 2 Double insulated wires 3 High voltage leads D Use specified insulating materials for hazardous live parts Note especially 1 Insulation tape 2 PVC tubing 3 Spacers 4 Insulators for trans...

Page 7: ...ied or lower leakage current between B earth ground power cord plug prongs and externally exposed accessible parts RF termi nals antenna terminals video and audio input and output terminals microphone...

Page 8: ...he Flat Pack IC about 5 to 6 seconds Fig S 1 1 2 Remove the flat pack IC with tweezers while apply ing the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when removing entire flat...

Page 9: ...irst apply soldering iron to center of the flat pack IC and heat up Then remove glue will be melted Fig S 1 6 4 Release the flat pack IC from the CBA using twee zers Fig S 1 6 With Iron Wire 1 Using d...

Page 10: ...ng braid remove the solder from the foil of each pin of the flat pack IC on the CBA so you can install a replacement flat pack IC more easily 2 The I mark on the flat pack IC indicates pin 1 See Fig S...

Page 11: ...icity that may be charged on the body 2 Ground for Workbench 1 Be sure to place a conductive sheet or copper plate with proper grounding 1M on the workbench or other surface where the semi conductors...

Page 12: ...ly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP501 S INH to GND This will stop the function of Tape Start Sensor Tape End Sen...

Page 13: ...2 S 4 6 Front Jack CBA D3 Jack Earth Plate 7 DVD Mechanism DVD Main CBA Assembly D4 2 S 5A 2 S 5B CN501 CN601 8 Rear Panel Unit D5 3 S 6A 2 S 6B 3 S 7 S 8A S 8B CN1503 CN1504 1 Top Cover 2 Front Asse...

Page 14: ...be sure to place the pin of LD SW on Main CBA as shown in Fig D8 Then install the Deck Assembly while aligning the hole of Cam Gear with the pin of LD SW the shaft of Cam Gear with the hole of LD SW...

Page 15: ...Panel Unit Fig D6 S 11 S 11 S 9 S 9 S 9 S 10 12 Rear Panel 9 Power Supply CBA 11 PCB Holder 10 DC Fan Motor Earth Plate Fig D7 S 13 S 13 S 13 S 14 S 15 S 16 S 14 S 14 S 14 S 14 S 12 13 Bracket R 14 VC...

Page 16: ...ck Assembly and Main CBA Desolder From Capstan Motor Assembly Printing side Desolder From Cylinder Assembly From ACE Head Assembly Lead with blue stripe Lead with blue stripe Desolder Lead with gray s...

Page 17: ...he gear be careful not to damage the gear 1 Remove the Top Cover 2 Rotate the gear in the direction of the arrow manually as shown below Fig D9 20 Deck Pedestal 21 Front Bracket R S 19 S 19 S 20 View...

Page 18: ...Mechanism Unit 2 Remove two screws and remove the Insulating Plate 3 Release two Locking Tabs and lift up one side of the Clamper Assembly 4 Release the other side of two Locking Tabs and remove the C...

Page 19: ...0 001 50V Div F Range DC AC 20MHz 2 Alignment Tape FL6A Head Switching Position Adjustment Purpose To determine the Head Switching position during playback Symptom of Misadjustment May cause Head Swi...

Page 20: ...completed the DVD recorder exits the Version display mode and turns off the power automatically To move into the Normal mode from the Version display mode press RETURN button on the remote control ins...

Page 21: ...he appearance shown in 1 of Fig d is described as follows Fig a Version Up Mode Screen Firmware Version differs depending on the models and this indication is one example Current F W version is displa...

Page 22: ...ailable 6 Press STANDBY ON button to turn the power off Then press it again Fig f Completed Program Mode Screen Firmware Version differs depending on the models and this indication is one example Firm...

Page 23: ...sm is not functioning correctly A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not func tioning correctly A T is displayed on a TV screen Refer to Fig 2 When cassette lo...

Page 24: ...ter recovering SMALL VMGI 15 Cannot write the data after DVD R Reverse Track 16 An error occurs in Finalize Close 17 An error occurs in Rec Stop Close 18 An error occurs in PCA Full DVD_R 19 Safety St...

Page 25: ...of control information 10 You cannot record on the disc as Power Calibration Area is full Insert a new disc 35 PCA Full in REC start 4 This disc is already finalized Release the finalizing for this d...

Page 26: ...510 CN681 FUNCTION CBA 86 19 83 DRV DATA DVD LED VCR LED 1G 7G a i 68 DRV CLK 70 DRV STB DRV DIN DRV CLK DRV STB 69 7 3 2 20 28 42 36 8 9 IIC BUS SCL D V SYNC D REC H RF SW H A SW C ROTA IIC BUS SDA H...

Page 27: ...8 K18 H19 G19 W17 T20 N19 M19 V4 W4 V3 U20 H20 G20 F20 P19 VIDEO Y I P VIDEO C VIDEO Cb Pb VIDEO Cr Pr VIDEO Y CVBS VIDEO C IC202 FLASH MEMORY D A D A D A D A AUDIO I F VIDEO ENCODER BACK END DIGITAL...

Page 28: ...VIDEO R 2 HEAD VIDEO L 2 VIDEO COM VIDEO R 2 4 5 6 IC301 VIDEO SIGNAL PROCESS HEAD AMP IC501 OSD VCR VIDEO VCR VIDEO DUB VCR DVD DUBBING DVD VIDEO DUB PB EE VIDEO REC VIDEO SIGNAL SERIAL DECORDER 48 5...

Page 29: ...IDEO C CN1502 CN1505 2 2 FRONT Y IN 1 1 FRONT C IN 4 4 FRONT VIDEO IN CN1201 Q1520 BUFFER Q1521 Q1541 BUFFER VIDEO SW1 VIDEO Y CVBS VIDEO C IC1518 VIDEO INPUT SELECT IC1508 SW 29 33 32 28 1 3 5 30 31...

Page 30: ...001 IC1515 VIDEO DRIVER 5 4dB AMP 2dB AMP LPF DRIVER 6 8dB AMP 6dB DRIVER 4dB AMP 2dB AMP LPF DRIVER 3 1 7 1 1 VIDEO Y I VIDEO Y I P VIDEO C VIDEO Cb Pb VIDEO Cr Pr VIDEO Y I 4dB AMP 2dB AMP LPF DRIVE...

Page 31: ...P TUNER IN2 IN1 R ALC DET ALC IC301 AUDIO SIGNAL PROCESS 15 13 17 4 AUDIO PB REC CN504 3 A COM 1 AE H 2 AE H FE H AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 MAIN CB...

Page 32: ...15 14 16 4 3 5 IC902 AUDIO A D CONVERTER AUDIO A D CONVERTER 10 11 12 1 2 15 SPDIF CN501 CN1501 CN601 CN1502 BCK DATA LRCK MD MC SCK 2 MS L CH R CH MUTE BCK DATA LRCK SYSCLK R CH L CH VCR FRONT L CH V...

Page 33: ...O R DVD AUDIO L VCR AUDIO L LIM 80 N A PB Hi Fi H SW AUDIO MUTE 2 A MODE TO AUDIO BLOCK DIAGRAM TO AUDIO INPUT OUTPUT SELECT BLOCK DIAGRAM TO AUDIO INPUT OUTPUT SELECT BLOCK DIAGRAM IIC BUS SDA PB EE...

Page 34: ...4 6 9 8 F2 TO PIN 75 OF IC501 TO PIN 32 OF IC501 TO PIN 84 OF IC501 REG CONT TO PIN 42 OF IC501 IC1505 3 3V REG IC1504 2 5V REG JUNCTION CBA CN051A 1 3 5 10 1 3 5 8 8 10 12 14 16 19 18 12 14 16 19 18...

Page 35: ...do not have the same safety characteristics as specified in the parts list may create shock fire or other hazards Notes 1 Do not use the part number shown on these drawings for ordering The correct p...

Page 36: ...with their part numbers in the parts list section of the service manual 4 Voltage indications for PLAY and REC modes on the schematics are as shown below 5 How to read converged lines 6 Test Point In...

Page 37: ...1 12 3 E9712SCM1 Main 1 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 38: ...b a b a b FL601 MATRIX CHART REPEAT PM REC VCD VCR DVD R XP SP LP EP SLP P SCAN SEP W CD T C 5G 4G 3G 2G 1G 7G 6G a d g h h g c b e f REPEAT PM REC VCD VCR DVD R XP SP LP EP SLP P SCAN SEP W CD T C Ma...

Page 39: ...1 12 5 E9712SCM3 Main 3 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 40: ...1 12 6 E9712SCM4 Main 4 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 41: ...1 12 7 E9712SCM5 Main 5 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 42: ...1 12 8 E9712SCM6 Main 6 9 Front Jack Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 43: ...1 12 9 E9712SCM7 Main 7 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 44: ...1 12 10 E9712SCM8 Main 8 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 45: ...1 12 11 E9712SCM9 Main 9 9 Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 46: ...nts in the power supply circuit are not defective before you connect the AC plug to the AC power supply Otherwise it may cause some components in the power supply circuit to fail NOTE The voltage for...

Page 47: ...1 12 13 E9712SCRJ Rear Jack Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 48: ...1 12 14 E9712SCAFV AFV Schematic Diagram VCR Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 49: ...1 12 15 E9712SCD1 DVD Main 1 6 Schematic Diagram DVD Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 50: ...1 12 16 E9712SCD2 DVD Main 2 6 Schematic Diagram DVD Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 51: ...1 12 17 E9712SCD3 DVD Main 3 6 Schematic Diagram DVD Section www freeservicemanuals info Digitized in Heiloo Netherland...

Page 52: ...ction NOTE 1 The order of pins shown in this diagram is different from that of actual IC601 2 IC601 is divided into six and shown as IC601 1 6 IC601 6 6 in this DVD Main Schematic Diagram Section www...

Page 53: ...ction NOTE 1 The order of pins shown in this diagram is different from that of actual IC601 2 IC601 is divided into six and shown as IC601 1 6 IC601 6 6 in this DVD Main Schematic Diagram Section www...

Page 54: ...ction NOTE 1 The order of pins shown in this diagram is different from that of actual IC601 2 IC601 is divided into six and shown as IC601 1 6 IC601 6 6 in this DVD Main Schematic Diagram Section www...

Page 55: ...View BHF300F01011B BHF300F01011A TO SENSOR CBA END SENSOR SW P VR501 TP301 WF2 C PB CTL TP503 TP504 RF SW JK1 V OUT J236 WF3 S INH TP501 TO SENSOR CBA START SENSOR WF1 BE9700F01015A www freeserviceman...

Page 56: ...2 WF8 PIN 17 OF CN1502 WF6 PIN 7 OF CN1502 WF4 PIN 3 OF IC1502 WF5 PIN 5 OF CN1502 WF7 WF10 PIN 1 OF CN1501 WF9 PIN 6 OF IC1515 Main CBA Bottom View BE9700F01015A www freeservicemanuals info Digitized...

Page 57: ...View Front Jack CBA Bottom View Function CBA Top View Function CBA Bottom View Power SW CBA Top View Power SW CBA Bottom View BE9700F01015D BE9700F01015C BE9700F01015B www freeservicemanuals info Digi...

Page 58: ...uto 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 pl...

Page 59: ...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...

Page 60: ...A Top View Rear Jack CBA Bottom View BH9700F01022C AFV CBA Top View AFV CBA Bottom View BE6800F01091 Junction CBA Top View Junction CBA Bottom View BE9700F01022B www freeservicemanuals info Digitized...

Page 61: ...CN1501 WF6 Pin 7 of CN1502 VIDEO Y 0 2V 20 s WF7 Pin 9 of CN1502 VIDEO C 0 2V 20 s WF9 Pin 6 of IC1515 VIDEO CVBS 0 5V 20 s WF2 WF3 UPPER WF1 WF1 LOWER J236 TP504 UPPER LOWER TP504 TP301 V OUT 0 5V 50...

Page 62: ...R C FG C CONT GND LM FWD REV D CONT D PFG GND AL 12V 2 P ON 15V FE H GND FE H AE H AE H FE H A COM AUDIO PB REC CTL CTL F1 19 GND 17 AL 4V 16 GND 15 AL 2 4V 14 GND 13 AL 30V 12 GND 11 AL 16V 10 GND 9...

Page 63: ...NG ACTUATOR TILT ACTUATOR DVD CD LASER DIODE DRIVE PDIC FPDIC CD LD DVD LD TRAY OPEN SLED SENSOR SPINDLE MOTOR 1 2 3 AUDIO L OUT 17 GND 18 DVD AUDIO MUTE 19 AUDIO 5V 20 VIDEO Y CVBS 21 GND 22 VIDEO C...

Page 64: ...put Select Signal 25 OUT REG CONT2 Power Regulator Control Signal 26 NU Not Used 27 OUT RGB THROUGH SCART 2 RGB Through Control Signal 28 OUT AUDIO MUTE 2 Audio Mute Control Signal 29 OUT DVD AUDIO MU...

Page 65: ...Motor Control Signal 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H 79 IN S REEL Supply Reel Rotation Signal 80 IN T REEL Take Up Reel Rotation Signal 81 OUT LM FWD REV Loading Motor C...

Page 66: ...terface Strobe 10 NU Not Used 11 NU Not Used 12 VSS GND 13 VDD Power Supply 14 NU Not Used 15 NU Not Used 16 NU Not Used 17 NU Not Used 18 NU Not Used 19 NU Not Used 20 OUT c Segment Output 21 b 22 a...

Page 67: ...2SC2120 Y TE2 F T KTC3198 GR Y KTC3198 GR Y AT P 2SC3266 Y TPE2 F 2SC3266 Y TPE2 2SA1020 Y 2SA1020 Y TE6 F M KTA1281 Y KTA1281Y AT P KTC3203 Y KTC3203 Y AT P KTC3205 Y AT P KTC3205 Y 2SA966 Y 2SA966...

Page 68: ...A2 2L033 2L033 2L033 C 2L111 2L110 2B9 2B9 2L022 2L021 2L054 2L052 JW001 2L017 2L017 2L017 2L017 2L017 2B1 2L014 2L061 2L015 E E D 2L015 2B11 A34 2B13 A34 C A1X A10 A14 JW103 JW002 JW1001 JW1002 2L01...

Page 69: ...1 17 2 E9712PEX Packing S10 X1 A14 S1 S2 S2 S12 X6 S2 S2 S3 X9 X2 X3 X4 X20 X22 www freeservicemanuals info Digitized in Heiloo Netherland...

Page 70: ...BJS3080 2L018 SCREW S TIGHT M3X6 BIND HEAD GBJS3060 2L021 SCREW P TIGHT M3X8 BIND HEAD GBCP3080 2L022 SCREW S TIGHT M3X6 BIND HEAD GBJS3060 2L030 SCREW P TIGHT M3X8 BIND HEAD GBJP3080 2L033 SCREW S TI...

Page 71: ...F Z 0 1 F 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1 F 50V CHD1JZ3FZ104 C324 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C325 CHIP CERAMIC CAP B K 8200pF 50V CHD1JK30B822 C326 CHIP CERAMIC C...

Page 72: ...02 CHIP CERAMIC CAP 1608 B K 0 022 F 50V or CHD1JK30B223 Ref No Description Part No CHIP CERAMIC CAP 1608 B K 0 022 F 25V CHD1EK30B223 C505 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C506 ELECT...

Page 73: ...MIC CAP FZ Z 0 1 F 50V CHD1JZ3FZ104 Ref No Description Part No C1541 ELECTROLYTIC CAP 100 F 6 3V M or CE0KMASDL101 ELECTROLYTIC CAP 100 F 6 3V M CE0KMASTL101 C1542 ELECTROLYTIC CAP 100 F 16V M or CE1C...

Page 74: ...CTROLYTIC CAP 1 F 50V M or CE1JMASDL1R0 ELECTROLYTIC CAP 1 F 50V M CE1JMASTL1R0 C1639 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C1640 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 Ref No Description...

Page 75: ...TA00MTZJ11 D1538 ZENER DIODE DZ 11BSAT265 or NDTA00DZ11BS ZENER DIODE MTZJT 7711A QDTA00MTZJ11 Ref No Description Part No D1539 ZENER DIODE DZ 11BSAT265 or NDTA00DZ11BS ZENER DIODE MTZJT 7711A QDTA00M...

Page 76: ...05 TRANSISTOR 2SC3266 Y TPE2 QQSY02SC3266 Q1511 TRANSISTOR KTA1273 Y AT P or NQSYKTA1273P TRANSISTOR 2SA966 Y TE6 F M or QQSY02SA966F Ref No Description Part No TRANSISTOR KTA1273 Y or NQSY0KTA1273 TR...

Page 77: ...Y AT P or NQSYKTC3199P TRANSISTOR KTC3199 GR AT P or NQS4KTC3199P TRANSISTOR 2SC1815 Y TE2 F T or QQSY2SC1815F TRANSISTOR 2SC1815 GR TE2 F T or QQS12SC1815F Ref No Description Part No TRANSISTOR 2SC2...

Page 78: ...0W J 1 8k RRXAJR5Z0182 R537 CHIP RES 1 10W J 680 RRXAJR5Z0681 Ref No Description Part No R539 CHIP RES 1 10W J 10k RRXAJR5Z0103 R540 CHIP RES 1 10W J 10k RRXAJR5Z0103 R541 CHIP RES 1 10W J 18k RRXAJR5...

Page 79: ...00 CHIP RES 1 10W F 120 RRXAFR5Z1200 Ref No Description Part No R1562 CHIP RES 1608 1 10W F 1 5k or RRXAFR5H0152 CHIP RES 1 10W F 1 5k RRXAFR5Z0152 R1563 CHIP RES 1 10W J 33k RRXAJR5Z0333 R1564 CARBON...

Page 80: ...CHIP RES 1 10W J 820 RRXAJR5Z0821 Ref No Description Part No R1716 CHIP RES 1 10W J 1k RRXAJR5Z0102 R1717 CHIP RES 1 10W J 1k RRXAJR5Z0102 R1718 CHIP RES 1 10W J 16k RRXAJR5Z0163 R1719 CHIP RES 1 10W...

Page 81: ...5 RRXAJR5Z0750 R1202 CHIP RES 1 10W J 75 RRXAJR5Z0750 R1203 CHIP RES 1 10W J 220 RRXAJR5Z0221 R1204 CHIP RES 1 10W J 220 RRXAJR5Z0221 R1205 CHIP RES 1 10W J 75 RRXAJR5Z0750 MISCELLANEOUS JK1201 RCA JA...

Page 82: ...ER EL817B or NPEB000EL817 PHOTOCOUPLER EL817C or NPEC000EL817 PHOTOCOUPLER LTV 817B F or NPEB0LTV817F PHOTOCOUPLER LTV 817C F or NPEC0LTV817F PHOTOCOUPLER PS2561A 1 Q or QPEQPS2561A1 Ref No Descriptio...

Page 83: ...iption Part No JW1002 FLAT CABLE 9P AWG26 2651 P2 0 100 WX1E9700 004 Ref No Description Part No REAR JACK CBA PSV C Consists of the following CAPACITORS C2003 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B...

Page 84: ...50V or CHD1JC3CJ3R0 CHIP CERAMIC CAP CH D 3pF 50V CHD1JD3CH3R0 C8 CHIP CERAMIC CAP CH C 3pF 50V or CHD1JC3CH3R0 CHIP CERAMIC CAP CJ C 3pF 50V or CHD1JC3CJ3R0 CHIP CERAMIC CAP CH D 3pF 50V CHD1JD3CH3R0...

Page 85: ...DRVR B778 E9712BD 2006 1 13 www freeservicemanuals info Digitized in Heiloo Netherland...