FUNAI DR-A2631 Service Manual Download Page 38 | Manualshive

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1-10-13

AV 5/6 Schematic Diagram

E68C4SCAV5

Comparison Chart of
Models and Marks

MODEL

MARK

DR-A2677

A

DR-A2631

B

DR-B2737

C

www.freeservicemanuals.info

12/1/2013

www.nostatatech.nl

World of free manuals

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Summary of Contents for DR-A2631

Page 1: ...SERVICE MANUAL DVD RECORDER DR A2677 DR A2631 DR B2737 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 2: ...ator 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 1 Lead Identifications 1 14 1 Exploded...

Page 3: ...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 dB 85 CD...

Page 4: ...ode 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 exposure Locatio...

Page 5: ...ng 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 transistors E W...

Page 6: ...r 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 jack...

Page 7: ...ck 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 pack IC fi...

Page 8: ...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 desoldering...

Page 9: ...emove 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 1 7 Be su...

Page 10: ...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 are to be...

Page 11: ...e Notes Reference Notes 1 CAUTION 1 Locking Tabs L 1 and L 2 are fragile Be careful not to break them 1 Top Cover 8 Fan Cover 9 Fan 2 Front Assembly 3 DVD Mechanism DVD Main CBA Assembly 4 SW CBA 5 PC...

Page 12: ...CN501 CN601 5 PCB Holder 4 SW CBA 6 Power Supply CBA 7 Power Holder S 4 Desolder S 3 CN1201 S 5 S 5 S 6 Fig D4 Fig D5 10 Rear Panel 8 Fan Cover 9 Fan S 9 S 9 Fan Earth CN1202 S 8 S 7 DR A2677 DR B2737...

Page 13: ...low When rotating the 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 A View for A Rotate this gear in the directi...

Page 14: ...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 Clamper Ass...

Page 15: ...corder 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 instead of ENTER button...

Page 16: ...nce 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 displayed Firm U...

Page 17: ...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 Update Mo...

Page 18: ...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 Stop...

Page 19: ...space to a record field 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 t...

Page 20: ...DA SCL AUDIO MUTE TO POWER SUPPLY BLOCK DIAGRAM TO VIDEO INPUT OUTPUT SELECT BLOCK DIAGRAM TO AUDIO BLOCK DIAGRAM 8MHz RESONATOR X1202 32 768KHz X TAL X1201 Q1222 Q1224 C1231 BACKUP CAPACITOR DIN CLK...

Page 21: ...M19 V4 W4 V3 U20 H20 G20 F20 P19 VIDEO G VIDEO C VIDEO B VIDEO R VIDEO Y CVBS VIDEO C IC202 FLASH MEMORY D A D A D A D A AUDIO I F VIDEO ENCODER BACK END DIGITAL SIGNAL PROCESS VIDEO I F FLASH MEMORY...

Page 22: ...DEO OUT CONTROL LOGIC BUFFER LPF BUFFER LPF DVD MAIN CBA CN601 21 21 VIDEO Y CVBS 23 23 VIDEO C CN1204 Q1231 BUFFER Q1232 BUFFER VIDEO SW1 VIDEO Y CVBS VIDEO C IC1219 VIDEO INPUT SELECT 29 33 32 28 1...

Page 23: ...F 1 W F 2 W F 3 W F 5 W F 6 JK1206 JK2001 IC1223 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 VIDEO Y 4dB AMP 2dB AMP LPF DRIVER 11 4dB A...

Page 24: ...E ON 9 10 7 6 8 15 14 16 4 3 5 IC902 AUDIO A D CONVERTER AUDIO A D CONVERTER 10 11 12 1 2 15 SPDIF CN501 CN1203 CN601 CN1204 BCK DATA LRCK MD MC SCK 2 ML L CH R CH MUTE BCK DATA LRCK SYSCLK R CH L CH...

Page 25: ...POWER SUPPLY CBA HOT CIRCUIT BE CAREFUL 11 12 13 14 15 16 17 18 19 20 21 P ON 2 5V 22 P ON 2 5V 25 P ON 3 3V 26 P ON 3 3V 27 P ON 3 3V 11 P ON 5V 4 EV 10 5V 5 EV 10 5V 14 EV 2 4V EV 3 3V PWSW EV 32V A...

Page 26: ...ve 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 part number...

Page 27: ...lity 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 indications for PLAY and REC mode on the s...

Page 28: ...1 10 3 DVD Main 1 6 Schematic Diagram E68C4SCD1 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 29: ...1 10 4 DVD Main 2 6 Schematic Diagram E68C4SCD2 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 30: ...1 10 5 DVD Main 3 6 Schematic Diagram E68C4SCD3 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 31: ...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 freeservicemanua...

Page 32: ...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 freeservicemanua...

Page 33: ...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 freeservicemanua...

Page 34: ...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 Comparison Chart...

Page 35: ...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 FL1203 MATRIX CHART REPEAT PM REC VCD VCR DVD R XP...

Page 36: ...10 11 AV 3 6 Schematic Diagram E68C4SCAV3 Comparison Chart of Models and Marks MODEL MARK DR A2677 A DR A2631 B DR B2737 C www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manual...

Page 37: ...1 10 12 AV 4 6 Schematic Diagram E68C4SCAV4 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 38: ...10 13 AV 5 6 Schematic Diagram E68C4SCAV5 Comparison Chart of Models and Marks MODEL MARK DR A2677 A DR A2631 B DR B2737 C www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manual...

Page 39: ...1 10 14 AV 6 6 Schematic Diagram E68C4SCAV6 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 40: ...minal 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 defect...

Page 41: ...1 10 16 AFV Schematic Diagram E68C4SCAFV Comparison Chart of Models and Marks MODEL MARK DR A2677 A DR A2631 B DR B2737 C www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 42: ...1 10 17 SW Schematic Diagram Jack Schematic Diagram E68C4SCJ E68C4SCSW www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 43: ...1 10 18 BE6800F01011A AV CBA Top View www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 44: ...CN1204 WF3 C1407 PLUS LEAD WF7 PIN 17 OF CN1204 WF5 PIN 5 OF CN1204 WF6 PIN 3 OF CN1204 WF1 PIN 1 OF CN1204 WF8 PIN 1 OF CN1203 BE6800F01011A AV CBA Bottom View www freeservicemanuals info 12 1 2013...

Page 45: ...ck 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 components in the power supply circuit to...

Page 46: ...heck 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 components in the power supply circuit t...

Page 47: ...800F01011B SW CBA Bottom View SW CBA Top View Jack CBA Top View Jack CBA Bottom View BE6800F01021C Junction CBA Top View Junction CBA Bottom View www freeservicemanuals info 12 1 2013 www nostatatech...

Page 48: ...1 10 23 AFV CBA Top View BE6800F01091 AFV CBA Bottom View www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

Page 49: ...2V 20 sec WF5 VIDEO B Pin 5 of CN1204 0 2V 20 sec WF6 VIDEO R Pin 3 of CN1204 0 2V 20 sec SPDIF 1V 0 1 sec WF8 Pin 1 of CN1203 WF2 Pin 9 of CN1204 VIDEO Y 0 2V 20 sec VIDEO C 0 2V 20 sec VIDEO CVBS 0...

Page 50: ...2 VC FPD 14 VC PD 15 H 16 D 17 C 18 F 19 NU 20 NU 21 SW 22 RF 23 RF 24 E 25 B 26 A 27 G 28 GND 29 VCC2 30 IIN3 31 IIN2 32 IIN1 33 GND 34 XOUTEN3 35 GND 36 XOUTEN2 37 GND 38 OSCEN 39 LDEN2 40 LDEN1 13...

Page 51: ...OUT SYS RESET System Reset Signal 23 N U Not Used 24 A C IN DAVN L VPS PDC Data Receive L B N U Not Used 25 N U Not Used 26 OUT REG CONT2 Power Regulator Control Signal 27 IN REMOTE Remote Signal Inpu...

Page 52: ...ace 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 Level 16 OUT i Segment Output 17 OUT 7G Grid Output 18 6G...

Page 53: ...9Y RTK C B E 8 5 4 1 MM1636XWRE 34 18 17 1 MM1443XJBE 2SA1015 GR TPE2 2SA1015 GR TE2 F T 2SA1015 Y TE2 F T 2SA1015 Y TPE2 2SC1815 BL TPE2 2SC1815 GR TPE2 2SC1815 BL TE2 F T 2SC1815 GR TE2 F T 2SC1815...

Page 54: ...15 A6 2L021 2L012 2L012 2L021 2L081 2L081 2L081 2L081 2L081 2B1 2B11 2B9 2B8 2B5 2B2 A14 A26 A5 A5 A4 A1X 2B3 2B4 2B13 2B12 A3 A2 AV CBA Junction CBA AFV CBA SW CBA DVD Mechanism DVD Main CBA Assembly...

Page 55: ...C A B C X6 X5 S2 X7 S2 X4 X2 X26 X27 X6A X6B X10B X10A Comparison Chart of Models and Marks Model Mark DR A2677 DR A2631 DR B2737 A B C Some Ref Numbers are not in sequence S4 www freeservicemanuals i...

Page 56: ...2B9 POWER HOLDER E6800ED 1VM320541 2B13 PLATE GROUND RCA E6800ED 1VM320610 2B14 A GEMSTAR LABEL E6710JD 2B15 FAN EARTH E6800ED 1VM320812 2L011 SCREW P TIGHT M3X6 BIND HEAD GBMP3060 2L012 SCREW B TIGH...

Page 57: ...8 CH J 22pF 50V or CHD1JJ3CH220 CHIP CERAMIC CAP CG J 22pF 50V CHD1JJ3CG220 C1222 ELECTROLYTIC CAP 220 F 16V M or CE1CMASDL221 ELECTROLYTIC CAP 220 F 16V M CE1CMASTL221 C1223 CHIP CERAMIC CAP 1608 F Z...

Page 58: ...P CERAMIC CAP FZ Z 0 1 F 50V CHD1JZ3FZ104 C1288 ELECTROLYTIC CAP 100 F 6 3V M or CE0KMASDL101 ELECTROLYTIC CAP 100 F 6 3V M CE0KMASTL101 C1289 CHIP CERAMIC CAP 1608 CH J 100pF 50V or CHD1JJ3CH101 CHIP...

Page 59: ...AP 1 F 50V M or CE1JMASDL1R0 ELECTROLYTIC CAP 1 F 50V M CE1JMASTL1R0 Ref No Mark Description Part No C1396 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1 F 25V or CH...

Page 60: ...T 7711A QDTA00MTZJ11 D1243 ZENER DIODE DZ 11BSAT265 or NDTA00DZ11BS ZENER DIODE MTZJT 7711A QDTA00MTZJ11 Ref No Mark Description Part No D1244 ZENER DIODE DZ 11BSAT265 or NDTA00DZ11BS ZENER DIODE MTZJ...

Page 61: ...5 Ref No Mark Description Part No TRANSISTOR 2SC1815 GR TPE2 QQS102SC1815 Q1228 TRANSISTOR KTC3199 Y AT P or NQSYKTC3199P TRANSISTOR KTC3199 GR AT P or NQS4KTC3199P TRANSISTOR 2SC1815 Y TE2 F T or QQS...

Page 62: ...P RES 1608 1 10W J 10k RRXAJR5Z0103 R1237 CHIP RES 1608 1 10W J 10k RRXAJR5Z0103 R1238 CARBON RES 1 4W J 560 RCX4JATZ0561 R1239 CARBON RES 1 4W J 560 RCX4JATZ0561 R1240 CHIP RES 1608 1 10W J 47k RRXAJ...

Page 63: ...A C CHIP RES 1608 1 10W J 2 7k RRXAJR5Z0272 Ref No Mark Description Part No R1465 A C CHIP RES 1608 1 10W 0 RRXAZR5Z0000 R1466 A C CHIP RES 1608 1 10W 0 RRXAZR5Z0000 R1467 A C CHIP RES 1608 1 10W J 2...

Page 64: ...X1201 XTAL 32 768kHz 20PPM or FXC323LQUA01 XTAL 32 768kHz 20PPM FXC323LDS002 X1202 CERAMIC RESONETOR CSTLS8M00G56 B0 or FY0805PMR002 CERAMIC RESONATOR ZTT8 00MT47 FY0805PLN004 X1203 A C Xtal 1K 04433...

Page 65: ...ZENER DIODE MTZJT 7720A QDTA00MTZJ20 D1113 ZENER DIODE DZ 15BSBT265 or NDTB00DZ15BS ZENER DIODE MTZJT 7715B QDTB00MTZJ15 Ref No Mark Description Part No ICS IC1001 PHOTOCOUPLER EL817A or NPEA000EL817...

Page 66: ...CCA1JKT0B102 C2009 ELECTROLYTIC CAP 1 F 50V M or CE1JMASDL1R0 ELECTROLYTIC CAP 1 F 50V M CE1JMASTL1R0 C2010 ELECTROLYTIC CAP 1 F 50V M or CE1JMASDL1R0 ELECTROLYTIC CAP 1 F 50V M CE1JMASTL1R0 C2011 CH...

Page 67: ...CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1 F 25V or CHD1EZ30F104 CHIP CERAMIC CAP FZ Z 0 1 F 50V CHD1JZ3FZ104 C19 CHIP CERAMIC CAP 1608 F Z 0 1 F 50V or CHD1JZ30F104 CHIP CER...

Page 68: ...DR A2677 DR A2631 DR B2737 E68C4 E68C7ED E68C5BD 2005 05 19 www freeservicemanuals info 12 1 2013 www nostatatech nl World of free manuals...

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