FUNAI DR-B3737 Service Manual Download

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SERVICE MANUAL

DVD RECORDER

DR-C3835

DR-B3737

Summary of Contents for DR-B3737

Page 1: ...SERVICE MANUAL DVD RECORDER DR C3835 DR B3737...

Page 2: ...mware Renewal Mode 1 7 1 Function Indicator Symbols 1 8 1 Block Diagrams 1 9 1 Schematic Diagrams CBA s and Test Points 1 10 1 Waveforms 1 11 1 Wiring Diagram 1 12 1 IC Pin Function Descriptions 1 13...

Page 3: ...load Vp p 1 0 C Chrominance 75 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 Sign...

Page 4: ...y from the pickup lens when 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 ha...

Page 5: ...especially 1 Wires covered with 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...

Page 6: ...urrent Test Confirm the specified 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 a...

Page 7: ...achine then apply hot air to the 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...

Page 8: ...removing entire flat pack IC first 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...

Page 9: ...Installation 1 Using desoldering 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 pac...

Page 10: ...ed to remove any static electricity 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 surf...

Page 11: ...ence Notes 1 CAUTION 1 Locking Tabs L 1 and L 2 are fragile Be careful not to break them ID Loc No Part Removal Fig No Remove Unhook Unlock Release Unplug Desolder Note 1 TOP COVER D1 8 S 1 2 FRONT AS...

Page 12: ...DVD MAIN CBA ASSEMBLY LOCKING CARD SPACER LOCKING CARD SPACER S 4 Desolder S 3 CN1152 S 5 S 6 4 SW CBA 5 PCB HOLDER 6 POWER SUPPLY CBA 7 POWER HOLDER Fig D4 Fig D5 S 9 S 10 FAN EARTH CN1601 S 8 S 7 9...

Page 13: ...ar 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 until the tray descends 3 Pull the tray out manually and remove a di...

Page 14: ...s 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 i...

Page 15: ...described as follows After updating is finished the 5 After updating is finished the tray opens automatically At this time no button is available 6 Pull out the AC code once then insert it again Fig a...

Page 16: ...ot readable 14 Cannot write the data after 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 erro...

Page 17: ...cannot record on this disc as Control Information is full Delete unnecessary titles 34 There is not space to record field of control information 10 You cannot record on the disc as Power Calibration A...

Page 18: ...1201 REG CONT PWSW AUDIO MUTE DVD AUDIO MUTE DVD AUDIO MUTE SCART AUDIO MUTE SCART AUDIO MUTE SUB SDA SUB SCL OSC2 OSC1 X OUT X IN RESET P DOWN BUP 3 3V FL DIN FL CLK FL STB REMOTE KEY 1 KEY 2 REG CON...

Page 19: ...NAL REC AUDIO SIGNAL PB AUDIO SIGNAL D A ENCODER CBA LPC CN1001 CN701 CN1003 SPINDLE MOTOR M CN1002 RELAY CBA CN301 3 3V IC701 VIDEO DECODER DECODER A D 45 50 Y2 AA4 AB1 AB4 DECODER A D 39 44 V3 Y3 W1...

Page 20: ...DEO IN2 10 10 VIDEO IN2 20 JK2001 VIDEO IN1 20 JK1206 11 VIDEO G IN 13 13 15 VIDEO B IN 12 12 7 VIDEO OUT1 VIDEO G VIDEO B VIDEO R 19 11 7 15 VIDEO R IN 14 14 JK1206 12 16 14 20 SW SW SW SW IIC I F SW...

Page 21: ...N1201 OP AMP IC1202 OP AMP OP AMP SW SW SW 2 6 1 7 REC AUDIO SIGNAL PB AUDIO SIGNAL Q1804 MUTE ON Q1805 MUTE ON Q2002 MUTE ON Q2001 MUTE ON IF SINAL PROCESS AFV CBA JACK CBA CN1701 CN1801 CN2001 CN1 J...

Page 22: ...OLTAGE DET T1001 AV CBA POWER SUPPLY CBA HOT CIRCUIT BE CAREFUL 11 12 13 14 15 16 17 18 19 20 25 P ON 2 5V 1 14 P ON 3 3V 15 P ON 3 3V 16 P ON 3 3V 9 P ON 5V 4 EV 10 5V 5 EV 10 5V 19 VI 1 2V EV 3 3V P...

Page 23: ...stitute replacement parts that 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 drawi...

Page 24: ...maintain original function and reliability of repaired units use only original replacement parts which are listed with their part numbers in the parts list section of the service manual 4 Voltage ind...

Page 25: ...Schematic Diagram E7B22SCD1 NOTE 1 The order of pins shown in this diagram is different from that of actual IC101 2 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schema...

Page 26: ...Schematic Diagram E7B22SCD2 NOTE 1 The order of pins shown in this diagram is different from that of actual IC101 2 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schema...

Page 27: ...Schematic Diagram E7B22SCD3 NOTE 1 The order of pins shown in this diagram is different from that of actual IC101 2 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schema...

Page 28: ...Schematic Diagram E7B22SCD4 NOTE 1 The order of pins shown in this diagram is different from that of actual IC101 2 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schema...

Page 29: ...Schematic Diagram E7B22SCD5 NOTE 1 The order of pins shown in this diagram is different from that of actual IC101 2 IC101 is divided into five and shown as IC101 1 5 IC101 5 5 in this DVD Main Schema...

Page 30: ...p A Group B C1507 0 015 0 1 These components IC1502 C1507 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 differen...

Page 31: ...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 7G 6G 5G 4G 3G 2G 1G a b c d e f g c d e f g g c d e f g c d e f g c d e f g c d e f g h h i a b a b a b a b a b FL1501 MATR...

Page 32: ...1 10 10 E7B22SCAV3 AV 3 5 Schematic Diagram Comparison Chart of Models and Marks MODEL MARK DR C3835 A DR B3737 B...

Page 33: ...1 10 11 E7B22SCAV4 AV 4 5 Schematic Diagram...

Page 34: ...1 10 12 E7B22SCAV5 AV 5 5 Schematic Diagram...

Page 35: ...s measured using hot GND as a common terminal 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...

Page 36: ...1 10 14 AFV Schematic Diagram E7B22SCAFV Comparison Chart of Models and Marks MODEL MARK DR C3835 A DR B3737 B...

Page 37: ...1 10 15 SW Schematic Diagram Jack Schematic Diagram E7B22SCJ E7B22SCSW...

Page 38: ...1 10 16 BE7B00F01011A AV CBA Top View...

Page 39: ...1 10 17 WF4 PIN 28 OF CN1201 WF2 PIN 22 OF CN1201 WF3 WF7 PIN 28 OF CN1151 WF5 PIN 26 OF CN1201 WF6 PIN 14 OF CN1201 WF1 PIN 24 OF CN1201 PIN 30 OF IC1201 BE7B00F01011A AV CBA Bottom View...

Page 40: ...his 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 Otherwise it may cause some co...

Page 41: ...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 Otherwise it may cause some c...

Page 42: ...1 10 20 BE7B00F01011B SW CBA Bottom View SW CBA Top View Jack CBA Top View Jack CBA Bottom View BE7B00F01021C Junction CBA Top View Junction CBA Bottom View BE7B00F01021B...

Page 43: ...1 10 21 AFV CBA Top View BE6800F01091 AFV CBA Bottom View...

Page 44: ...201 WF3 Pin 30 of IC1201 WF4 VIDEO Cb Pin 28 of CN1201 0 2V 20 sec WF5 VIDEO Cr Pin 26 of CN1201 0 2V 20 sec SPDIF 1V 0 1 sec WF7 Pin 28 of CN1151 WF2 Pin 22 of CN1201 VIDEO Y 0 2V 20 sec VIDEO C 0 2V...

Page 45: ...LT ACTUATOR M VI 1 2V 19 19 VI 1 2V 20 20 VI 1 2V 21 21 GND 22 22 GND 23 23 P ON 2 5V 1 24 24 P ON 2 5V 1 25 25 GND 26 26 GND 27 27 SPDIF 28 28 GND 29 29 1V2CONT 30 30 CN1001 W V U VCC HU HU HV HV VH...

Page 46: ...Used 22 OUT SYS RESET System Reset Signal 23 N U Not Used 24 A N U Not Used B IN DAVN L VPS PDC Data Receive L 25 A IN SEPOUT Compound synchronization signal B N U Not Used 26 OUT 1V2CONT Power Regul...

Page 47: ...me Function 1 IN CLK Serial Clock 2 IN STB Serial Interface Strobe 3 N U Not Used 4 N U Not Used 5 VSS GND 6 VDD Power Supply 7 OUT a Segment Output 8 b 9 c 10 d 11 e 12 f 13 g 14 h 15 VEE Pull Down L...

Page 48: ...S Source G Gate D Drain MSP3417G QG B8 V3 HA118326APF E PT6313 S TP L SC16313G MN101C77A FM KIA431 AT P EL817 A B LTV 817B F PS2561A 1 Q W 2SK3566 KIA4558P P RC4580IP SSM3K15F TE85L F BU4219G TR PST36...

Page 49: ...s are not in sequence 2L021 2L021 2L021 2L011 2L011 2L021 2L031 2L031 2L031 2B15 A6 2L021 2L012 2L013 2L021 2L081 2L081 2L081 2L081 2L081 2B1 2B11 2B9 2B5 2B2 A5 A5 A4 A1X 2B3 2B4 2B13 2B12 A2 A3 JUNC...

Page 50: ...E7B22PEX Packing S1 A13 S3 Unit S4 X1 B X5 X5 S2 X7 S2 X4 X2 X6H X6A X6B X6C X10C X10B X10A X10D B A Comparison Chart of Models and Marks Model Mark DR C3835 DR B3737 A B Some Ref Numbers are not in s...

Page 51: ...6800ED 1VM320610 2B15 FAN EARTH E6800ED 1VM320812 FM1001 MOTOR DC FAN D05U 12TS1 09 UX or MMEZL12NH008 MOTOR DC FAN D05020090 1 MMEZR12SNN08 2L011 SCREW P TIGHT M3X6 BIND HEAD GBJP3060 2L012 SCREW B T...

Page 52: ...CE0KMASTM101 C1175 ELECTROLYTIC CAP 470 F 6 3V M or CE0KMASDL471 ELECTROLYTIC CAP 470 F 6 3V M CE0KMASTM471 C1176 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1 F 25...

Page 53: ...D1EZ30F104 C1257 ELECTROLYTIC CAP 4 7 F 25V M or CE1EMASDL4R7 ALUMINUM ELECTROLYTIC CAP 4 7 F 25V M CE1EMASTM4R7 Ref No Mark Description Part No C1258 ELECTROLYTIC CAP 1 F 50V M or CE1JMASDL1R0 ELECTR...

Page 54: ...6 3V M CE0KMASTM470 Ref No Mark Description Part No C1641 B CHIP CERAMIC CAP 1608 CH J 22pF 50V CHD1JJ3CH220 C1645 B CHIP CERAMIC CAP CH J 27pF 50V CHD1JJ3CH270 C1646 B ELECTROLYTIC CAP 4 7 F 25V M or...

Page 55: ...or NDTA00DZ11BS ZENER DIODE MTZJT 7711A QDTA00MTZJ11 D1806 ZENER DIODE DZ 11BSAT265 or NDTA00DZ11BS Ref No Mark Description Part No ZENER DIODE MTZJT 7711A QDTA00MTZJ11 D1807 ZENER DIODE DZ 11BSAT265...

Page 56: ...Y TE2 F T or QQSY2SC1815F TRANSISTOR 2SC1815 GR TE2 F T QQS12SC1815F Q1806 TRANSISTOR KTC3199 Y AT P or NQSYKTC3199P TRANSISTOR KTC3199 GR AT P or NQS4KTC3199P TRANSISTOR 2SC1815 Y TE2 F T or QQSY2SC1...

Page 57: ...1501 CARBON RES 1 4W J 820 RCX4JATZ0821 R1502 CHIP RES 1 10W J 100 RRXAJR5Z0101 Ref No Mark Description Part No R1504 CHIP RES 1 10W J 10k RRXAJR5Z0103 R1505 CHIP RES 1 10W J 10k RRXAJR5Z0103 R1506 CH...

Page 58: ...501 VACUUM FLUORESCENT DISPLAY 7 BT 301N TVFD1C0FT048 JK1201 RCA JACK YELLOW MTJ 032 05B 20 B110 JXRL010LY135 Ref No Mark Description Part No JK1202 RCA JACK WHITE MTJ 032 05B 22 B110 JXRL010LY136 JK1...

Page 59: ...on Part No ALUMINUM ELECTROLYTIC CAP 4700 F 6 3V M CE0KMZPTM472 C1115 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C1116 ELECTROLYTIC CAP 1000 F 6 3V M or CE0KMASDL102 ELECTROLYTIC CAP 1000 F 6 3...

Page 60: ...RES 1 4W J 1k RCX4JATZ0102 MISCELLANEOUS 2B11 HEAT SINK E6800ED 1VM420987 2L019 SCREW S TIGHT M3X8 BIND HEAD GBJS3080 AC1001 A AC CORD PE8G2CG9G0AB05 WAE0172LW011 AC1001 B AC CORD PE8G2X91H0AA061 WAB0...

Page 61: ...IC CAP CJ C 3pF 50V or CHD1JC3CJ3R0 CHIP CERAMIC CAP CH D 3pF 50V CHD1JD3CH3R0 C11 CHIP CERAMIC CAP 1608 B K 0 01 F 50V CHD1JK30B103 C12 ELECTROLYTIC CAP 10 F 16V M H7 or CE1CMASSL100 ELECTROLYTIC CAP...

Page 62: ...DR C3835 DR B3737 E7B22FD E7B25BD 2006 04 28...

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