Durabrand AD214BD Service Manual Download

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AD214BD

HM212BD

2007-01-31

Summary of Contents for AD214BD

Page 1: ...When servicing the deck mechanism refer to MK14 Deck Mechanism Section Deck Mechanism Part No N25A0FL PAL This service manual is for the AD214BD 2006 version model which is different from the previous AD214BD model For the AD214BD 2006 version model the letter M212 is printed on the Rating Label on the back of the unit Refer to the Rating Label illustration on the right Rating Label M212 ...

Page 2: ...1 How to Initialize the VCR 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 Diagrams 1 12 1 IC Pin Function Descriptions 1 13 1 Lead Identifications 1 14 1 Exploded Views 1 15 1 Mechanical Parts List 1 16 1 Electrical Parts List 1 17 1 Sec 1 Main Section I Specifications I Preparation for Servicing I Adjustment Pro...

Page 3: ... Vp p 0 8 1 0 1 2 1 3 Video S N Y R P dB 40 45 SP Mode W O Burst 1 4 Video Color S 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 µsec 0 07 0 12 SP Mode 2 2 Wow Flutter 0 3 0 5 SP Mode 3 Normal Audio 3 1 Output PB dBV 9 6 3 SP Mode 3 2 Output R P dBV 9 6 1 5 SP Mode 3 3 S N R P dB 36 41 SP Mode 3 4 Distortion R P ...

Page 4: ... 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 Spacers 4 Insulators for transistors E When replacing AC primary side components transformers power cord etc wrap ends of wires securely about the terminals before solder ing F Observe that the wires...

Page 5: ...ts RF termi nals antenna terminals video and audio input and output terminals microphone jacks earphone jacks etc is lower than or equal to the specified value in the table below Measuring Method Power ON Insert load Z between B earth ground power cord plug prongs and exposed accessible parts Use an AC voltmeter to measure across the terminals of load Z See Fig 2 and the following table AC Line Vo...

Page 6: ...e flat pack IC with tweezers while applying the hot air 3 Bottom of the flat pack IC is fixed with glue to the CBA when 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 tweezers Fig S 1 6 CAUTION 1 The Flat Pack IC shape may differ by models Use an appropriate ho...

Page 7: ... by one using a sharp pin or wire to which solder will not adhere iron wire When heating the pins use a fine tip soldering iron or a hot air desoldering machine Fig S 1 4 3 Bottom of the flat pack IC is fixed with glue to the CBA when 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 I...

Page 8: ...rs Fig S 1 6 Note When using a soldering iron care must be taken to ensure that the flat pack IC is not being held by glue When the flat pack IC is removed from the CBA handle it gently because it may be damaged if force is applied 2 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 e...

Page 9: ...ed to remove any static electricity that may be charged on the body 2 Ground for Workbench Be sure to place a conductive sheet or copper plate with proper grounding 1 MΩ on the workbench or other surface where the semi conductors are to be placed Because the static electricity charge on clothing will not escape through the body grounding band be careful to avoid contacting semi conductors with you...

Page 10: ...into the Deck Mechanism Assembly and press the PLAY button The tape will be loaded into the Deck Mechanism Assembly Make sure the power is on connect TP507 S INH to GND This will stop the function of Tape Start Sensor Tape End Sensor and Reel Sensors If these TPs are connected before plugging in the unit the function of the sensors will stay valid See Fig 1 Note Because the Tape End Sensors are in...

Page 11: ...fragile Be careful not to break them 1 Remove five Screws S 2 three Screws S 3 and Screw S 4 Then slowly lift the VCR Chassis Unit Deck Assembly Jack CBA and Main CBA up 2 When reassembling solder wire jumpers as shown in Fig D5 3 Before installing the Deck Assembly be sure to place the pin of LD SW on Main CBA as shown in Fig D6 Then install the Deck Assembly while aligning the hole of Cam Gear w...

Page 12: ...1 5 2 HM340DC Fig D2 L 2 L 1 2 Front Assembly L 2 Fig D3 S 2 S 2 S 4 S 2 S 2 S 3 S 3 3 VCR Chassis Unit Fig D4 S 5 4 Jack CBA Desolder ...

Page 13: ...rom Cylinder Assembly From ACE Head Assembly Lead with white stripe Lead with blue stripe Desolder from bottom Lead with blue stripe From Capstan Motor Assembly Lead connections of Deck Assembly and Main CBA Printing side TOP VIEW Fig D5 Fig D6 6 Main CBA SW507 LD SW LD SW Pin Hole Hole Shaft Cam Gear 6 Main CBA 5 Deck Assembly Pin ...

Page 14: ...scope Dual trace with 10 1 probe V Range 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 Switching noise or vertical jitter in the picture Reference Notes Playback the Alignment tape and adjust VR501 so that the V sync front edge of the CH1 video outpu...

Page 15: ...CR as the following procedure 1 Make sure that no timer programming is set If not reset all timer programming 2 Turn the power off 3 Press the STOP EJECT button and CHANNEL K button on the unit simultaneously for at least 2 seconds 4 Release the STOP EJECT button and CHANNEL K button to complete this mode ...

Page 16: ...e tv screen when you press the operation buttons Display panel MODE INDICATOR ACTIVE POWER ON PWR ON CASSETTE IN CASSETTE OUT ON OFF CLOCK 88 88 ON REC REC ON REC PAUSE REC Blinks at 0 8Hz interval T REC OTR ON T REC OFF T REC incomplete Blinks at 0 8Hz interval RF OUT RF out channel number is displayed on the indicator panel S INH condition All modes Blinks at 0 8Hz interval All lighting mode All...

Page 17: ...ction Cause Indicator Active When reel or capstan mechanism is not functioning correctly A R is displayed on a TV screen Refer to Fig 1 When tape loading mechanism is not functioning correctly A T is displayed on a TV screen Refer to Fig 2 When cassette loading mechanism is not functioning correctly A C is displayed on a TV screen Refer to Fig 3 When the drum is not working properly A D is display...

Page 18: ...US SCL D V SYNC D REC H RF SW C ROTA IIC BUS SDA V ENV C SYNC IIC BUS SCL 71 3 5 SDA SCL 12 11 LD SW 9 AL 12V 20 5V P ON 15V AL 5V SW507 AL 12V P ON 5V LD SW AL 5V D502 S LED FROM TO POWER SUPPLY BLOCK KEY SWITCH KEY SWITCH TP507 SENS INH IC501 SERVO SYSTEM CONTROL AUDIO SW 1 29 AUDIO SW 2 30 AUDIO SW 1 AUDIO SW 2 5 6 CN502 12 P ON 15V 11 AL 12V 2 10 GND 9 D PFG 8 D CONT 7 LM FWD REV 6 GND 5 C CON...

Page 19: ...IDEO SIGNAL PB VIDEO SIGNAL MODE SP REC SERIAL DECORDER VIDEO OUT1 1 VIDEO IN1 1 3 3 VIDEO OUT2 1 VIDEO IN2 3 1 3 JACK CBA 48 50 52 56 24 6 50 52 19 20 JK101 VIDEO OUT1 VIDEO IN1 19 20 JK102 CN151 CN152 CN101 CN102 VIDEO OUT2 VIDEO IN2 61 63 96 95 93 94 CHARA INS CCD 1H DELAY SP BYPASS MUTE PB EE IN1 TUNER IN1 TUNER MUTE PB EE IN2 IN2 AGC P R R Y C P R P R P EP Y DELAY Y C MIX 21 79 78 AGC VXO OSD...

Page 20: ... AE H 5 AE H FE H AUDIO HEAD AUDIO ERASE HEAD ACE HEAD ASSEMBLY FE HEAD 2 FE H 1 FE H GND CN501 MAIN CBA PB AUDIO SIGNAL REC AUDIO SIGNAL Mode SP REC 71 A MUTE H AUDIO SW 1 AUDIO SW 2 IIC BUS SCL IIC BUS SDA TO SERVO SYSTEM CONTROL BLOCK TO SERVO SYSTEM CONTROL BLOCK FULL ERASE HEAD 68 69 SERIAL DECODER DECK ASSEMBLY 12 16 INV ATT AUDIO IN1 AUDIO OUT1 7 5 JACK CBA JK101 CN101 AUDIO IN2 AUDIO OUT2 ...

Page 21: ... 18 T1 6A L 250V Q055 Q059 SHUNT REGULATOR CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F001 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 components in the power supply circuit to fail NOTE The voltage for parts in h...

Page 22: ...itute 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 draw ings for ordering The correct part number is shown in the parts list and may be slightly different or amended since these drawings were prepared 2 All resistance values are indicated in ohms K 103 M 106...

Page 23: ...in 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 Mode SP REC 5 Voltage indications for PLAY and REC modes on the schematics are as shown below 6 How to read converged lines 7 Test Point Information 2 3 1 5 0 2 5 PLAY mode REC mode 5 0 The same voltage for both PLAY R...

Page 24: ...1 10 3 HM212SCM1 Main 1 5 Schematic Diagram ...

Page 25: ...1 10 4 HM212SCM2 Main 2 5 Sensor Schematic Diagram D1 D2 D3 D4 a b c d e f g c d e f g c d e f g c d e f g h j i a b c d e f g a b a b a b FP562 MATRIX CHART D1 D2 D3 D4 a b c d e g f ...

Page 26: ...1 10 5 HM212SCM3 Main 3 5 Schematic Diagram ...

Page 27: ...1 10 6 HM212SCM4 Main 4 5 Jack Schematic Diagram ...

Page 28: ... fire hazard replace only with the same type fuse CAUTION Fixed voltage or Auto voltage selectable power supply circuit is used in this unit If Main Fuse F001 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 components in the power supply circuit to fail ...

Page 29: ...t is used in this unit If Main Fuse F001 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 components in the power supply circuit to fail Because a hot chassis ground is present in the power supply circut an isolation transformer must be used Also in order to have the ability to ...

Page 30: ...s unit If Main Fuse F001 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 components in the power supply circuit to fail Because a hot chassis ground is present in the power supply circut an isolation transformer must be used Also in order to have the ability to increase the inp...

Page 31: ...1 10 10 BHM450F01011C Jack CBA Top View Jack CBA Bottom View ...

Page 32: ...OLOR BAR SIGNAL WITH 1KHz AUDIO SIGNAL WF1 WF3 WF3 J23 WF3 UPPER WF1 LOWER J23 TP502 WF2 UPPER LOWER WF1 TP502 TP301 C PB 10mV x 10 RF SW 0 5V x 10 5ms V OUT 0 1V x 10 RF SW 0 5V x 10 50µs V OUT E E 10µs 50mV x 10 1 11 1 U31PWF ...

Page 33: ... 2 FE H GND 1 CN501 CN502 CN504 CN253 GND 1 VIDEO OUT1 2 AL 12V 1 3 VIDEO IN1 4 AUDIO OUT1 5 JK1 8P OUT 6 AUDIO IN1 7 1 2 3 4 5 6 7 CN151 CN101 FULL ERASE HEAD FE HEAD VIDEO R HEAD VIDEO L HEAD GND 1 VIDEO OUT2 2 NU 3 VIDEO IN2 4 GND 5 AUDIO OUT2 6 SC2 IN 7 AUDIO IN2 8 1 2 3 4 5 6 7 8 CN152 CN102 AC CORD ANT IN ANT OUT MAIN CBA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 JACK CBA JK101 1...

Page 34: ...UT RF SW Video Head Switching Pulse H L 19 NU Not Used 20 NU Not Used 21 NU Not Used 22 NU Not Used 23 NU Not Used 24 NU Not Used 25 NU Not Used 26 NU Not Used 27 NU Not Used 28 NU Not Used 29 OUT AUDIO SW 1 Audio IN OUT Control Signal H L 30 OUT AUDIO SW 2 Audio IN OUT Control Signal H L 31 IN REC SAF SW Recording Safety SW Detect With Record tab L With out Record tab H H 32 NU Not Used 33 OUT D ...

Page 35: ...Drum Motor Control Signal PWM 78 OUT C F R Capstan Motor FWD REV Control Signal FWD L REV H H L 79 IN S REEL Supply Reel Rotation Signal PULSE 80 IN T REEL Take Up Reel Rotation Signal PULSE 81 OUT LM FWD REV Loading Motor Control Signal H L Hi z 82 NU Not Used 83 OUT A MUTE H Audio Mute Control Signal H Pin No IN OUT Signal Name Function Active Level 84 NU Not Used 85 NU Not Used 86 IN P DOWN L P...

Page 36: ...AB5GP U1 KRA103M AT P KRC103M AT P KTA 1266 GR AT P KTA1267 GR Y AT P KTC3199 BL GR Y AT P RN2204 TE4 F T 2SA1015 GR TE2 F T 2SA1020 Y TE6 F M 2SC1815 BL GR Y TE2 F T 2SC2120 Y TE2 F T KTA1281Y AT P KTC3203 Y AT P BR24L02F WE2 CAT24WC02WI TE13 2SK3566 RN1511 TE85R F FMG4A T148 Note A Anode K Cathode E Emitter C Collector B Base R Reference S Source G Gate D Drain MID 32A22F PT204 6B 12 KTA1504S GR...

Page 37: ...1 15 1 HG212FEX EXPLODED VIEWS Front Panel A1X ...

Page 38: ...or parts with this mark Some Ref Numbers are not in sequence 2B18 A2 2L011 2L011 2L011 2L011 2L011 2B9 2B9 2L022 2L022 2L012 JACK CBA A5 2L041 A10 2L031 2L099 2L041 2B7 SENSOR CBA 2B8 2B46 A7 A3 2L042 2L021 2L021 2L021 2L021 2L021 2B5 2L051 1B1 MAIN CBA ...

Page 39: ...1 15 3 HM212PEX Packing S9 2B36 A43 A44 A42 Some Ref Numbers are not in sequence X3 X36 X20 X1 X4 S1 Unit S3 S2 S2 X2 A20 ...

Page 40: ... 0VM306638 2B9 CUSHION HC460ED 0VM413251 2B18 FIBER TOP CASE HC460ED 0VM412906 2B36 LABEL EAS L0951UB 2L011 SCREW P TIGHT 3X10 BIND HEAD GBCP3100 2L012 SCREW P TIGHT 3X10 BIND HEAD GBCP3100 2L021 SCREW P TIGHT M3 10 WASHERHEAD GCJP3100 2L031 SCREW S TIGHT M3X6 BIND HEAD GBJS3060 2L041 SCREW P TIGHT M3X8 BIND HEAD GBJP3080 2L042 SCREW P TIGHT M3X8 BIND HEAD GBJP3080 2L051 SCREW M3X5 HEAD BIND S TIG...

Page 41: ...AMIC CAP 1608 CH J 470pF 50V CHD1JJ3CH471 C151 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C152 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C154 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C155 ELECTROLYTIC CAP 10µF 16V M H7 or C...

Page 42: ...9 CHIP CERAMIC CAP B K 2200pF 50V CHD1JK30B222 C421 ELECTROLYTIC CAP 33µF 6 3V M H7 or CE0KMAVSL330 Ref No Description Part No ALUMINUM ELECTROLYTIC CAP 33µF 6 3V H7 CE0KMAVSM330 C422 ELECTROLYTIC CAP 4 7µF 25V M H7 or CE1EMAVSL4R7 ALUMINUM ELECTROLYTIC CAP 4 7µF 25V H7 CE1EMAVSM4R7 C423 CHIP CERAMIC CAP 1608 F Z 0 1µF 50V or CHD1JZ30F104 CHIP CERAMIC CAP 1608 F Z 0 1µF 25V CHD1EZ30F104 C424 ELECT...

Page 43: ...JT 7718B or QDTB00MTZJ18 DIODE ZENER 18BSB T26 or NDTB018BST26 ZENER DIODE DZ 18BSBT265 NDTB00DZ18BS D016 RECTIFIER DIODE BA158 or NDQZ000BA158 RECTIFIER DIODE BA158 NDWZ000BA158 D018 SWITCHING DIODE 1SS133 T 77 or QDTZ001SS133 DIODE SWITCHING 1N4148 F0021 or NDTZ01N4148F Ref No Description Part No SWITCHING DIODE 1N4148M NDTZ01N4148M D019 ZENER DIODE MTZJT 776 8B or QDTB0MTZJ6R8 DIODE ZENER 6V8BS...

Page 44: ...BON RES 1 6W G 680 Ω or RCX6GATZ0681 CARBON RES 1 4W G 680 Ω RCX4GATZ0681 Ref No Description Part No R006 METAL OXIDE FILM RES 1W J 1 8 Ω or RN011R8ZU001 METAL OXIDE FILM RES 1W J 1 8 Ω RN011R8KE009 R007 CARBON RES 1 6W J 22k Ω or RCX6JATZ0223 CARBON RES 1 4W J 22k Ω RCX4JATZ0223 R008 CARBON RES 1 6W J 100k Ω or RCX6JATZ0104 CARBON RES 1 4W J 100k Ω RCX4JATZ0104 R009 CARBON RES 1 6W G 2 2k Ω or RC...

Page 45: ...R351 CHIP RES 1 10W J 180 Ω or RRXAJR5Z0181 RES CHIP 1608 1 10W J 180 Ω RRXA181YF002 Ref No Description Part No R352 CHIP RES 1 10W J 150 Ω or RRXAJR5Z0151 RES CHIP 1608 1 10W J 150 Ω RRXA151YF002 R355 CARBON RES 1 4W J 680 Ω RCX4JATZ0681 R357 CHIP RES 1 10W J 220 Ω or RRXAJR5Z0221 RES CHIP 1608 1 10W J 220 Ω RRXA221YF002 R358 CHIP RES 1 10W J 1 5k Ω or RRXAJR5Z0152 RES CHIP 1608 1 10W J 1 5k Ω RR...

Page 46: ... R544 CHIP RES 1 10W J 2 7k Ω or RRXAJR5Z0272 RES CHIP 1608 1 10W J 2 7k Ω RRXA272YF002 R545 CHIP RES 1 10W J 2 2k Ω or RRXAJR5Z0222 Ref No Description Part No RES CHIP 1608 1 10W J 2 2k Ω RRXA222YF002 R546 CHIP RES 1 10W J 12k Ω or RRXAJR5Z0123 RES CHIP 1608 1 10W J 12k Ω RRXA123YF002 R547 CHIP RES 1 10W J 1 8k Ω or RRXAJR5Z0182 RES CHIP 1608 1 10W J 1 8k Ω RRXA182YF002 R548 CHIP RES 1 10W J 1k Ω...

Page 47: ...TROLYTIC CAP 470µF 6 3V M or CE0KMASDL471 ELECTROLYTIC CAP 470µF 6 3V M CE0KMASTM471 C117 ELECTROLYTIC CAP 470µF 6 3V M or CE0KMASDL471 ELECTROLYTIC CAP 470µF 6 3V M CE0KMASTM471 Ref No Description Part No DIODES D101 ZENER DIODE MTZJT 7711A or QDTA00MTZJ11 DIODE ZENER 11BSA T26 or NDTA011BST26 ZENER DIODE DZ 11BSAT265 NDTA00DZ11BS D102 ZENER DIODE MTZJT 7711A or QDTA00MTZJ11 DIODE ZENER 11BSA T26...

Page 48: ...ion Part No SENSOR CBA Consists of the following 0VSA14893 TRANSISTORS Q504 PHOTO TRANSISTOR PT204 6B 12 or NPWZT2046B12 PHOTO TRANSISTOR MID 32A22F NPWZ1D32A22F Q505 PHOTO TRANSISTOR PT204 6B 12 or NPWZT2046B12 PHOTO TRANSISTOR MID 32A22F NPWZ1D32A22F ...

Page 49: ... Tokyo Mitsubishi Ltd Hamburg BLZ 201 107 00 511 211 854 Funai Europe GmbH Gasstrasse 18 Haus 1 22761 Hamburg Germany Tel 49 0 40 38 60 37 0 Fax 49 0 40 38 60 37 23 Ust Idnr DE 811114339 Geschäftsführer Takashi Miyamoto Sitz Hamburg Changing Note Issue Date 2007 03 26 Below Item will be changed during Production Model Nr PART NAME REF NO PART NO Changing Time AD214BD GIFT BOX CARTON S1 1VM323123 L...

Page 50: ...AD214BD HM212BD 2007 01 31 ...

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