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Sony SLV-EX50 Service Manual Download Page 25

2-7. CIRCUIT BOARDS LOCATION

VIDEO, AUDIO, SERVO/SYSTEM CONTROL, 
TUNER, I/O, MODE CONTROL,
POWER SUPPLY

FJ-31 (LINE 2 IN)

DI-81 (DIAL TIMER)

DM-98 (USER CONTROL) 

MA-402

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2-5E

www. xiaoyu163. com

QQ 376315150

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TEL 13942296513

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TEL  13942296513  QQ  376315150  892498299 

TEL  13942296513  QQ  376315150  892498299 

http://www.xiaoyu163.com

http://www.xiaoyu163.com

Summary of Contents for SLV-EX50

Page 1: ...ll model names SLV EX80S EX90S EX90SAR EX90SBR RMT V312 V312A SLV EX50 EX80S EX90S EX80SAR EX80SBR EX50AR EX50BR SLV EX90S SERVICEMANUAL 1 2 3 4 5 6 7 8 9 0 VIDEO g S MECHANISM Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENTS VI for MECHANICAL ADJUSTMENTS 9 921 647 11 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ...

Page 2: ...A to W W 1 to W 84 Antenna 75 ohm antenna terminal for VHF UHF Inputs and Outputs SLV EX80S EX90S LINE 1 IN and LINE 2 IN VIDEO IN phono jack 1 each Input signal 1 Vp p 75 ohms unbalanced sync negative AUDIO IN phono jack 2 each Input level 327 mVrms Input impedance more than 47 kilohms LINE OUT VIDEO OUT phono jack 1 Output signal 1 Vp p 75 ohms unbalanced sync negative AUDIO OUT phono jack 2 Sta...

Page 3: ...l Mechanism Block Interface MA 402 BOARD IC101 5 2 5 4 System Control Audio Block Interface MA 402 BOARD IC101 5 3 5 5 Servo System Control OSD Microprocessor Pin Function MA 402 BOARD IC101 5 4 5 6 NICAM Processor Pin Function NK 11 BOARD IC1 5 5E 6 ERROR CODES 6 1E 7 ADJUSTMENTS 7 1 Mechanical Adjustments 7 1 7 2 Electrical Adjustments 7 1 2 1 Pre Adjustment Preparations 7 1 2 1 1 Instruments to...

Page 4: ...ar Panel Page 2 2 Rubber Belt Page 15 Rubber Belt Page 15 Slider Page 26 Loading Gear T S Page 28 Retainer Plate Page 22 Rubber Belt Page 15 Capstan Motor Page 15 FL Slider Block Ass y Page 22 Pully Gear Ass y Page 29 Cam Motor Retainer Page 31 Cam Gear Page 23 Cam Motor Page 31 Reel Direct Ass y Page 30 MA 402 Board Page 2 2 Rotary Switch Page 2 3 Tuner Unit www xiaoyu163 com QQ376315150 9 9 2 8 ...

Page 5: ...cture distortion If your TV doesn t match any of the examples provided see your nearest Sony dealer or qualified technician Refer to Page 9 Page 10 Page 11 Page 12 If you have Antenna only no cable TV Cable box with many scrambled channels No cable box or cable box with only a few scrambled channels Cable box with only a few scrambled channels using an A B switch Use Hookup 1 Hookup 2 Hookup 3 Hoo...

Page 6: ...R or or Step 3 Hookups continued UHF IN OUT VHF UHF IN OUT 11 Getting Started Getting Started Hookup 3 Page 11 You have no cable box or cable box with only a few scrambled channels Recommended use Use this hookup if you do not have a cable box Also use this hookup if your cable system scrambles only a few channels What you can do with this hookup Record any unscrambled channel by selecting the cha...

Page 7: ...t Press TV VIDEO to display the VIDEO indicator in the VCR s display window 1 Press MENU then press M m to move the cursor B to SELECCION DEL IDIOMA and press OK 2 Press M m to select the desired language then press OK Note The menu disappears automatically if you don t proceed for more than a few minutes OK M m MENU OK PLAY MENU OK PLAY SELECCION DEL IDIOMA OK ESPAÑOL ENGLISH FIN SELECCIONAR V v ...

Page 8: ...ONIA ANTENA CABLE SINTONIA AUTOMATICA SINT MANUAL SINTONIA FINA AFT POR FAVOR ESPERE 1 CAN ANT CABLE NO SI OK PLAY OK PLAY OK PLAY OK PLAY 19 Getting Started Getting Started Presetting disabling channels manually Before you start Turn on the VCR and the TV Set the TV to the VCR channel channel 3 or 4 If your TV is connected to the VCR using A V connections set the TV to video input Press TV VIDEO ...

Page 9: ...BLE NO SI AJUSTAR B b 1 1 2 3 4 5 6 7 8 9 0 OK PLAY OK PLAY 23 Getting Started Getting Started 1 Press MENU then press M m to move the cursor B to AJUSTE DEL RELOJ and press OK 2 Press M m to set the date The day of the week is set automatically Step 7 Setting the clock You must set the time and date on the VCR to be able to use the timer recording features properly Before you start Turn on the VC...

Page 10: ...nter Press CLEAR at the point on the tape that you want to find later The counter in the display window resets to 0 00 00 Search for the point afterwards by referring to the counter To display the counter on the TV screen press DISPLAY Press DISPLAY again and the counter will disappear from the TV screen Notes The counter resets to 0 00 00 whenever a tape is reinserted The counter stops counting w...

Page 11: ...screpancy is due to the difference between the counting cycles of the two color systems When you insert a non standard commercially available tape the remaining time may not be correct It may take up to one minute for the VCR to calculate and display the remaining tape length after you press DISPLAY Safety tab Recording TV programs continued 31 Basic Operations Basic Operations Recording TV progra...

Page 12: ...EL Do this on the remote commander Press EASY TIMER Hold CH down Press CH Press CH or INPUT SELECT Press CH 35 Basic Operations Basic Operations To stop recording To stop the VCR while recording press x STOP To check or change the timer setting Push the EASY TIMER knob repeatedly until the setting you want to check or change flashes Then re enter the new setting if necessary If you do not want to ...

Page 13: ...also use the REC SPEED button To record NTSC signals set the tape speed to SP or EP To set to the EP mode display LP in the tape speed position Note The t indicator flashes in the display window when you press 1 with no tape inserted the current date t DOM SAB Sunday to Saturday t LUN SAB Monday to Saturday t LUN VIE Monday to Friday t TODOS SAB every Saturday t t TODOS LUN every Monday t TODOS DO...

Page 14: ... no blank section available on the tape the remaining time of a blank section is less than one minute The VCR can only detect the blank section between the end of the tape and the end of the last recorded program SEARCH MODE EASY TIMER knob n SP APC START SP APC START APC Last recorded program End of tape Blank section 43 Search Operations Searching using the index function The VCR marks the tape ...

Page 15: ... during pause To set tracking to the center position press both buttons at the same time If noise appears during pause or frame by frame playback first switch to the slow motion playback then adjust the picture using TRACKING on the VCR Notes The sound is muted during these operations In LP or EP mode noise may appear or there may be no color The picture may show noise when playing at high speed i...

Page 16: ...OK then turn off the VCR to return to recording standby 1 MENU CLEAR OK M m 1 2 3 4 5 6 7 8 9 0 PROGRAM VERIF 3 V I E 9 8 2 FECHA INICIO FIN CANAL 0 9 9 DOM 8 00PM 0 0 PM 5 3 SP 2 10 11 MAR 10 00AM 0 3 AM 0 2 LP LUN 3 VIE 2 00PM 0 0 PM 0 6 LP TODOS 7 DOM 6 30AM 0 0 AM 2 4 LP 51 Additional Operations Program 1 Program 2 will be cut off 3 Press M m to select the setting you want to change or cancel ...

Page 17: ...ion press the TRACKING and buttons at the same time Note There is a delay of a few seconds before the VCR actually starts recording while the VCR analyzes the tape To avoid the delay first set the VCR to recording pause the APC indicator flashes slowly and press z REC to have the VCR analyze the tape the APC indicator flashes rapidly After the APC indicator stops flashing press X PAUSE to start re...

Page 18: ...nsert a source tape with its safety tab removed into the other playback VCR Search for the point to start playback and set it to playback pause 2 Insert a tape with its safety tab in place into this recording VCR Search for the point to start recording and press X PAUSE 3 Press z REC on this VCR to set it to recording pause 4 To start editing press the X PAUSE buttons on both VCRs at the same time...

Page 19: ...eed indicator 29 4 VIDEO indicator 13 30 5 CLOCK indicator 33 6 AM PM indicator 33 7 START indicator 31 STEREO LP EP STOP CLOCK START SP APC VIDEO AMPM NTSC PAL 67 Additional Information Rear panel SLV EX90S AR EX80S AR 1 AC power cord 2 LINE 1 IN AUDIO R L VIDEO jacks 57 3 VHF UHF IN OUT connectors 9 10 11 12 Rear panel SLV EX50 AR 1 AC power cord 2 LINE 1 IN AUDIO VIDEO jacks 57 3 VHF UHF IN OUT...

Page 20: ...uttons 20 30 33 qh CH channel buttons 20 29 qj VOL volume buttons for TV qk DISPLAY button 27 29 ql INDEX SEARCH buttons 43 w y SLOW button 46 1 16E www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 21: ...81 BOARD FJ 31 BOARD SLV EX50 EX80S EX90S 2 1 CASE FRONT PANEL BLOCK ASSEMBLY 1 Two tapping screws 3 Upper case 2 Two tapping screws 5 Flat Cable FDM 010 6 Flat Cable FDI 002 4 Flat Cable FDI 002 7 Front panel Engaged by the six hooks Hooks Hooks Hooks Hooks 2 1 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 8924...

Page 22: ...ed by the seven hooks 1 POWER code stopper 2 4 MA 402 BOARD 2 3 REAR PANEL 2 2 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 23: ...ble FAC 009 4 Flat cable FMD 022 FMD 023 CN202 CN331 Note When mounting the mechanism deck first align mark on the rotary switch 2 5 MECHANISM DECK 2 3 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 24: ...Drum assembly M901 DZH 0B4A R 1 772 363 11 SLV EX50BR Drum assembly M901 DZH 0B7A R 1 772 366 11 SLV EX80SBR EX90SBR M903 Cam motor assembly X 3950 970 1 M902 Capstan motor 1 763 572 11 ACE head assembly A 6759 720 A Q002 Tape top sensor 8 729 043 84 FE head 1 500 471 11 Q001 Tape end sensor 8 729 043 84 D001 Tape top end LED 8 719 066 72 2 4 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 139...

Page 25: ...PLY FJ 31 LINE 2 IN DI 81 DIAL TIMER DM 98 USER CONTROL MA 402 2 5E www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 26: ...K DIAGRAM w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 27: ...REC 472mVp p H PB 504mVp p H IC201whREC PB REC 512mVp p H PB 584mVp p H IC201wd REC PB REC 472mVp p H PB 504mVp p H IC201ug REC PB 496mVp p 4 43MHz PAL IC201ua REC PB 608mVp p 3 58MHz NTSC 40mVp p H IC201ih ilREC IC201iaREC PB 5 3Vp p H 640mVp p H IC201uk PB 720mVp p H IC201ul PB w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5...

Page 28: ...01ug REC PB 2 6Vp p 32 768KHz IC101uk REC PB 5 0Vp p 30Hz IC101 REC z v 5 0Vp p 30Hz IC101 REC PB z c 3 5 3 6 3 3 SERVO SYSTEM CONTROL BLOCK DIAGRAM w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xia...

Page 29: ... w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 30: ... w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 31: ... w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 32: ...w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 33: ...All variable and adjustable resistors have characteristic curve B unless otherwise noted Signal name XEDIT EDIT PB XREC PB REC non flammable resistor fusible resistor panel designation internal component B B Line B B Line Circled numbers refer to waveforms Readings are taken with a color bar signal input Voltage are dc between ground and measurement points Readings are taken with a digital multime...

Page 34: ...ATIC DIAGRAM FRAME SCHEMATIC DIAGRAM w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 35: ...iagram isn t mounted in this model 4 2 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS VIDEO AUDIO SERVO SYSTEM CONTROL TUNER POWER MA 402 A 1 2 3 4 5 6 7 8 9 10 11 12 13 B C D E F G H I J MA 402 Board w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 37631...

Page 36: ...NTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 IN DI 81 DIAL TIMER DM 98 USER CONTROL MA 402 IC502 J5 IC141 I5 IC291 D6 IC451 I7 IC101 H8 IC201 C9 IC301 A10 IC142 I12 IC662 C12 IC702 H13 Q001 F3 Q380 C5 Q378 C5 Q172 G5 Q171 H5 Q373 B6 Q372 B6 Q381 B6 Q374 B6 Q377 C6 Q376 C6 Q901 D6 Q174 G6 Q175 G6 Q151 H7 Q003 F7 Q203 D7 Q204 D7 Q375 C7 Q302 A7 Q303 A8 Q301 A8 Q205 F8 Q192 G8 Q191 G8 Q211 ...

Page 37: ...82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 GND D_GND X201 3582 056kHz 0 JS208 C259 150p R203 100 Q205 UN2213 TX XX C263 HT43 CN6 V81 V17 POWER VV21 HC37 HT42 HC36 V82 CN7 VV46 V51 CN7 B34 V52 AFENV VV21 HC35 B34 VV35 V97 V76 V16 POWER V64 VR62 VV26 CN6 HC37 V50 HA21 A99 V64 V16 VR62 V84 VV37 VV35 HT42 HC36 V82 A4 VV26 HC35 AFENV B33 V76 V97 HA22 V81 A99 V84 A4 VV37 AV SS HA21 VV44 V...

Page 38: ... IC201 e REC PB 1 1 Vp p H qa IC201 wh REC PB REC 512 mVp p H PB 584 mVp p H qs IC201 qk ql wd REC PB REC 472 mVp p H PB 504 mVp p H qd IC201 wa REC PB 392 mVp p H qf IC291 w PB 152 mVp p H qg IC291 4 qk REC 2 1 Vp p H qh IC291 qk PB 1 9 Vp p H qj IC291 4 PB 2 2 Vp p H MA 402 BOARD 1 8 VIDEO AUDIO BLOCK 4 11 4 12 w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2...

Page 39: ... 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 M103 T83 HT62 HT61 FL65 FL63 FL58 V59 V102 V100 FL64 M38 M39 S43 M9 M104 V18A A96 V109 V111 A89 V105 V60 V59 A72 A71 V34 V84 H106 H35 V19 C3 C4 V102 V100 V60 T68 T93 T69 T25 T83 T95 T94 HT61 HT62 H106 V109 V67 V18A V17 C4 T66 V67 T66 V70 HT51 HT61 ...

Page 40: ...01 z b REC PB 5 0 Vp p 30Hz 1 IC101 3 REC 4 64 Vp p 30Hz 2 IC101 4 REC 4 64 Vp p 30Hz 4 IC101 qj REC PB 2 36 Vp p 15 7 KHz 5 IC101 ql REC PB 2 16 Vp p 15 7 KHz 7 IC101 uk REC PB 4 3 Vp p 10MHz 8 IC101 if REC PB 5 0 Vp p 30Hz 9 IC101 z c REC PB 5 0 Vp p 30Hz w w w x i a o y u 1 6 3 c o m Q Q 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL ...

Page 41: ... C032 JL073 DRUM_PG JL002 CAP_FG 470 R001 16V 1000u C076 MPG06D 6052PKG3 D071 2 2uH L072 0 047u B C071 MODE4 JL072 47k R032 1k R076 25V XX C457 CAP_RVS M108 M91 MTR_GND MTR_12V M92 M86 M42 M38 M32 M104 M103 M38 M107 M33 M39 M32 GND_3 GND_3 M85 M40 M107 M41 M49 M90 M108 M37 M45 M9 M39 M9 SW_12V SW_12V M33 M45 K2 M104 M103 M41 M40 MTRGND2 M49 M85 M86 M91 M37 M42 M90 M92 DGND GND D_5 2V REC REC PB PB...

Page 42: ...L383 CL301 JL384 AF_REC_P JL385 470 R328 HIFI_GND XX C306 BIAS_GND XX JS301 470 R310 NA IN NA OUT AUDIO R OUT AUDIO L OUT L1 AUDIO R L1 AUDIO L L2 AUDIO R L2 AUDIO L RF OUT TU AUDIO R TU AUDIO L Vcc 12V PB IN2 REC OUT PB IN1 HM SW Vss D Vcc 5V AF SWP SDA SCL AF ENV TU L TU R L2 L L2 R L1 L L1 R ALC RF OUT L1 OUT L NA OUT NA IN L2 OUT R MUTE MUTE L2 OUT L L1 OUT R MUTE AUDIO CH2 AUDIO REC AUDIO CH1...

Page 43: ... F MONO 8 MS0 9 MS1 10 SAP IND 11 ST IND 12 MPX IN 13 GND TU704 AUDIO IN 2 CH SW 3 MB 5V 4 TV VTR 5 VIDEO IN 6 ENABLE 10 CLOCK 11 DATA 12 NC 13 B 5V 14 LOCK 15 TU 32V 16 NC 17 IF OUT 18 AUDIO OUT 21 SIF OUT 22 AFT 23 VIDEO OUT 24 R716 0 60mm S701 2 1 3 4 5 0 60mm R743 T69 T25 T95 T68 T66 T94 T95 T93 T94 T83 T83 V67 T93 V70 AN5V T66 HT56 HT57 HT56 30V V67 V70 HT57 T68 T69 SW5V PB T25 AUDIO_L_OUT AU...

Page 44: ...50V 1u C386 50V 1u C385 XX JS303 POWER D_GND L2_AU_R L2_VIDEO AN_GND L2_AU_L IO_GND IO_GND HIFI_GND GND IN IN OUT IN OUT LINE OUT AUDIO OUT L1 OUT AUDIO LOUT AUDIO ROUT L1 AUDIOL L1 AUDIOR NAOUT VIDEO VIDEO VIDEO NAIN ANGND MA 402 8 8 SEE PAGE 4 27 MA 402 5 8 SEE PAGE 4 21 MA 402 2 8 SEE PAGE 4 13 MA 402 1 8 SEE PAGE 4 9 MA 402 4 8 SEE PAGE 4 19 BUFFER 3 3 7 22 20 9 5 18 AUDIO L R AUDIO L R AUDIO ...

Page 45: ...R427 W001 W002 FLD_CS SCK1 SO1 SI1 ETR1 ETR2 POWER FUNC_KEY1 FUNC_KEY2 F F 13V POWER_FAIL GND D_GND F29 F28 F27 F26 F25 F24 F23 F22 F21 F20 F19 F18 F17 F16 F15 F14 F29 F28 F27 F26 F25 F24 F23 F14 F15 F16 F17 F18 F19 F20 F21 FL64 FL65 F37 F38 F39 F40 F41 F42 F42 F41 F40 F39 FL1 F1 F1 F2 F3 F38 F37 F22 F2 S28 CN1 CN4 CN2 FL30 S54 CN2 CN3 CN4 S55 RF_CH CH CH S54 S55 FL63 FL64 FL65 UN5V UN5V FL29 S27 ...

Page 46: ...0W 2200 R615 PC123FY2 PH600 1500 R614 0 5 120 R613 1 4W IC601 AN1431T TA 1 2 3 ET601 47u 50V C636 1 4W 1k R617 0 12u C613 220 1 4W R618 PQ05RD11 IC662 1 6V IN 2 5V OUT 3 GND 4 P CONT 0 01u C673 16V 100u C674 0 01u C633 T600 3 4 6 7 8 10 11 14 13 12 15 16 17 5 D_6V D_5 2V JS665 JS666 RD6 2ES T1B2 D623 D1NL20U TA2 D624 1 39k R651 MTZJ T 77 18B D625 XX R650 JS667 25V 470u C663 JS668 D_GND SW5V PCO SW...

Page 47: ...466 S468 JL466 2200 R470 S463 1500 R469 S467 1500 R468 2200 R467 1500 R465 S472 S469 JL467 0 R474 CN471 5P D_GND 1 EJECT 2 CH 3 PB STOP 4 CH 5 JL469 0 R475 EJECT REC REW STOP PLAY FF PAUSE MA 402 7 8 CN412 SEE PAGE 4 29 There are few cases that the part printed on this diagram isn t mounted in this model DM 98 BOARD VIDEO AUDIO SERVO SYSTEM CONTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 ...

Page 48: ...T31 D900 JL903 560 R902 JL905 S901 0 R900 CN901 7P D GND 1 SEARCH LED 2 KKP 3 KKP 4 DIAL 5 TIMER 6 GND 7 SEARCH SEARCH MA 402 7 8 CN411 SEE PAGE 4 31E DI 81 BOARD DIALTIMER DI 81 BOARD There are few cases that the part printed on this diagram isn t mounted in this model DIAL TIMER DI 81 www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 1394...

Page 49: ...H or L pulse 9 Approx 1 5 msec period H or L pulse STOP Hi Z 3 3 H L 7 9 FF Hi Z 1 6 5 7 9 REW Hi Z 1 6 5 7 9 MA 402 IC101 9 MA 402 IC101 108 MA 402 IC101 107 Signal RF SWP QVD C SYNC Pin No MA 402 IC101105 MA 402 IC101109 MA 402 IC101111 I O O O I 1 L 4 1 L 4 TAPE THREADING PB STOP FF REW 1 L 4 TAPE UNTHREAD ING 1 2 4 1 3 4 PB PAUSE 1 3 4 SLOW x 2 1 3 4 1 3 4 CUE 1 3 4 REVIEW 1 3 4 RECORD 1 3 4 R...

Page 50: ...L H 2 3 3 4 H 6 6 7 H H L H 2 H L H L 4 H 6 6 7 H H L H 2 3 3 4 H 6 6 7 H L L L 2 3 3 4 H 6 6 7 H L L L 2 3 3 4 H 6 6 7 L L H L 2 3 3 4 L 6 6 7 H L L L 2 3 3 4 H 6 6 7 H L L L 2 H L H L 4 H 6 6 5 3 SYSTEM CONTROL MECHANISM BLOCK INTERFACE MA 402 BOARD IC101 1 Uncertainty 2 L when erasing protection tab is bent H when not bent 3 Pulse of period in proportion to reel rotating speed 4 Approx 2 msec p...

Page 51: ...2 BOARD IC101 1 25Hz PAL 30Hz NTSC 50 duty pulse approx 5 msec delayed from RF SW P O O D STOP FF REW PB PAUSE REC PAUSE Hi Z 1 H L L H 1 H L L H 1 H L L H 1 H L L H 1 H L L H 1 H L L H 1 L H H H 1 H L L AF RF envelope signal input terminal for automatic tracking www x i a o y u 1 6 3 c o m QQ 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q T...

Page 52: ...4 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 I O I O I O I O I O O I O O O O O O O I O I I I O I O O I O O O O O O O O O I I I I O O O O O I Ground FLD ground Clock signal input output Data input output for IIC Clock input output for IIC bus interface Data input output for IIC bus inte...

Page 53: ... DIRECTION 2 CAM ENCODER ERROR UNLOAD DIRECTION 3 T REEL ERROR 4 S REEL ERROR 5 CAPSTAN ERROR 6 DRUM ERROR 7 INITIALIZE ERROR 8 CASSETTE UNLOADING ERROR 9 RESERVED Code Description 0 EJECT POWER ON 1 EJECT POWER OFF 2 UNLOAD STOP 3 STOP POWER ON 4 POWER OFF CASSETTE IN 5 F FWD 6 REW 7 LOW SPEED F FWD 8 LOW SPEED REW 9 STANDBY 10 REC 11 REC VISS 12 REC PAUSE 13 PLAY 14 A DUB 15 A DUB PAUSE 16 CUE 1...

Page 54: ...Tape KRV 51N2 KRV 51P 2 1 3 Set up of Adjustment In this adjustment NTSC pattern generator is connected with LINE input signal terminal When checking with tuner connectedAERIAL terminal Check that the amplitudes of video signal SYNC signal of picture portions and of burst signals are flat at approximately 0 3 0 7 and 0 3V respectively and that the level ratio of the burst signal and red signal are...

Page 55: ...ng position adjustment mode 2 Check appear A P on FL display 3 Using the channel and buttons adjust to 6 5 0 5 H 4 Press the pause button Fig 7 2 3 Mode E E Measuring Instrument Digital voltmeter F F check Measurement Point Between JL 615 IF and JL 614 F Specified Value 3 0 1 0 V 13 V check Measurement Point JL 625 Specified Value 11 0 1 5 V 6 V check Measurement Point JL 611 Specified Value 5 95 ...

Page 56: ...noisy sound is not heard 5 Press the pause button Fig 7 2 5 2 Frequency Response Check Purpose Confirm that the frequency characteristic is within the specification Mode REC and PB SP EP mode Signal 400 Hz 17 5 dBs 20 Hz 17 5 dBs 20 kHz 17 5 dBs Measurement point Audio output terminal Measurement equipment Audio level meter Specified value 0 2 dB Note Tape path adjustment must have been completed ...

Page 57: ...stment Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENT VI 2 E E Output Level Check SLV EX50 Purpose Confirm that the output level against the reference input is within the specification Mode E E Signal L R 400 Hz 7 5 dBs Measurement point Audio output terminal Measurement equipment Audio level meter Specified value 7 5 2 0 dBs Confirmation Method 1 Simultaneously input a signal of 400 Hz ...

Page 58: ...t Audio output terminal Measurement equipment Audio noise meter Specified value 46 0 dBs or less Confirmation Method 1 Connect both L and R channels of audio line input to the GND 2 Start recording 3 Play the recorded part to confirm that the noise is below 46 0 dBs 2 5 TUNER SYSTEM ADJUSTMENT Connection Fig 7 2 6 2 5 1 Separation Adjustment SLV EX80S EX90S Purpose Mixed audio signal separate Lch ...

Page 59: ...L618 JS401 IC701 RV701 CN202 CN412 7 6E www x i a o y u 1 6 3 c o m QQ 3 7 6 3 1 5 1 5 0 9 9 2 8 9 4 2 9 8 T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

Page 60: ...A 6713 942 A DM 098 COMPLETE PWB 5 1 757 552 12 FLAT CABLE FDM 010 6 A 6713 943 A DI 081 COMPLETE PWB 7 1 757 553 11 FLAT CABLE FDI 002 8 A 6713 941 A FJ 031 COMPLETE PWB EX90S The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par un...

Page 61: ...0SBR 52 A 6713 945 A MA 402 COMPLETE PWB EX50AR Ref No Part No Description Remarks 52 A 6713 948 A MA 402 COMPLETE PWB EX50BR 53 3 970 608 21 SUMITITE B3 BV 54 1 757 690 11 CABLE FLAT FMD 022 55 1 757 551 11 CABLE FLAT FAC 009 59 X 3950 969 1 TC N17S ASSY SL EX80S EX90S 60 3 342 512 21 SCREW B1 7 X 3 5 TAPPING EX80S EX90S www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 ...

Page 62: ...LOCK ASSY PINCH 712 3 958 455 01 SPRING PINCH TENSION 713 3 977 447 01 GEAR ELEVATOR 714 3 063 773 02 OPENER LID SL 715 3 977 441 03 GEAR PINCH PRESSING 716 3 977 445 02 GEAR TG8 ARM DRIVING 717 3 062 763 01 SPRING EXTENSION RVS BRAKE 718 X 3950 964 1 ARM ASSY RVS BRAKE SL 719 3 063 756 01 GEAR TG8 ARM H R 720 X 3947 590 1 TG8 ASSY 721 A 6775 791 A HEAD BLOCK ASSY ACE TDK FFC 722 3 974 556 11 HEXA...

Page 63: ...2 X 3949 910 2 G ROLLER ASSY 763 3 965 178 01 SPRING 764 3 062 687 01 BASE DRUM K UPPER MOTOR 765 A 6750 328 E SHUTTLE T BLOCK ASSY 766 3 977 501 01 PLATE LUMINOUS 767 A 6746 074 G ROLLER BLOCK ASSY HC 768 X 3947 255 1 ROLLER ASSY HC 769 3 975 724 07 ARM HC 770 1 796 012 11 DRUM ASSY DZH 0D1A R SLV EX80SAR EX90SAR 770 1 772 366 11 DRUM ASSY DZH 0B7A R SLV EX80SBR EX90SBR 770 1 772 363 11 DRUM ASSY...

Page 64: ...T RUBBER 816 3 056 824 01 WASHER STOPPER 817 3 063 439 01 GEAR CAM 818 3 063 768 01 SLIDER SL 819 3 063 757 01 GEAR LOADING T H R 820 3 977 456 03 SPRING TORSION LOAD T 821 X 3948 132 2 LEVER ASSY LOADING T 822 3 063 783 01 GEAR LOADING S H R 823 3 977 452 01 SPRING TORSION LOAD S 824 X 3948 131 1 LEVER ASSY LOADING S 825 3 977 489 01 ARM TG1 DRIVING 826 3 063 777 01 BASE DIRECT SELECT SL 827 3 97...

Page 65: ...NJ531 1 770 021 11 JACK PIN 3P SLV EX80S EX90S DIODE D531 8 719 071 15 DIODE HZM6 8ZWA1TL SLV EX80S EX90S D532 8 719 071 15 DIODE HZM6 8ZWA1TL SLV EX80S EX90S D533 8 719 071 15 DIODE HZM6 8ZWA1TL SLV EX80S EX90S D534 8 719 017 09 DIODE 02DZ6 2 TPH3 SLV EX80S EX90S JUMPER SELECTOR JS531 1 216 296 00 SHORT 0 SLV EX80S EX90S JS532 1 216 296 00 SHORT 0 SLV EX80S EX90S JS534 1 216 295 00 SHORT 0 SLV EX...

Page 66: ...4 004 11 CERAMIC CHIP 0 1UF 10 00 25V C151 1 164 505 11 CERAMIC CHIP 2 2UF 16V C152 1 126 163 11 ELECT 4 7UF 20 00 50V C154 1 126 163 11 ELECT 4 7UF 20 00 50V C155 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C160 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C161 1 163 096 00 CERAMIC CHIP 13PF 5 00 50V C162 1 163 096 00 CERAMIC CHIP 13PF 5 00 50V C163 1 163 229 11 CERAMIC CHIP 12PF 5 00 50V C164 1 164...

Page 67: ... 982 11 CERAMIC CHIP 1UF 10 00 10V C259 1 163 255 11 CERAMIC CHIP 150PF 5 00 50V SLV EX50BR EX80SBR EX90SBR C262 1 163 239 11 CERAMIC CHIP 33PF 5 00 50V SLV EX50BR EX80SBR EX90SBR C262 1 163 243 11 CERAMIC CHIP 47PF 5 00 50V SLV EX50AR EX80SAR EX90SAR C264 1 163 255 11 CERAMIC CHIP 150PF 5 00 50V SLV EX50BR EX80SBR EX90SBR C289 1 164 004 11 CERAMIC CHIP 0 1UF 10 00 25V SLV EX90S C290 1 126 163 11 ...

Page 68: ...0 00 50V C631 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C633 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C636 1 126 967 11 ELECT 47UF 20 00 50V C661 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C662 1 104 666 11 ELECT 220UF 20 00 25V C663 1 126 941 11 ELECT 470UF 20 00 25V C664 1 124 589 11 ELECT 47UF 20 00 16V C665 1 124 234 00 ELECT 22UF 20 00 16V C669 1 164 232 11 CERAMIC CHIP 0 01UF 10 00 50V C6...

Page 69: ... 33 IC HA118217LF IC291 8 759 566 07 IC LA7277M TLM SLV EX90S IC301 8 759 638 56 IC TDA9605H N2 557 SLV EX80S EX90S IC451 8 759 643 83 IC UPD16315GB 3BS IC502 8 749 015 48 IC RPM6940 IC600 8 749 018 38 IC MA8910 IC601 8 759 420 19 IC AN1431T TA IC660 8 759 438 18 IC PQ12RD08 IC662 8 759 471 81 IC PQ05RD11 IC701 8 742 037 00 HYB IC SBX1837 51 SLV EX80S EX90S CHIP CONDUCTOR JR001 1 216 295 00 SHORT ...

Page 70: ...S JS905 1 216 296 00 SHORT 0 JS906 1 216 295 00 SHORT 0 SLV EX50 JS907 1 216 295 00 SHORT 0 SLV EX50 COIL L072 1 414 179 51 INDUCTOR 2 2UH L151 1 414 185 51 INDUCTOR 22UH L171 1 414 185 51 INDUCTOR 22UH L172 1 414 185 51 INDUCTOR 22UH L173 1 410 511 11 INDUCTOR 15UH L202 1 414 856 51 INDUCTOR 10UH L203 1 414 857 51 INDUCTOR 100UH L204 1 410 510 11 INDUCTOR 12UH L205 1 414 856 51 INDUCTOR 10UH L206...

Page 71: ... 10W SLV EX50AR EX80SAR EX90S R102 1 216 059 00 RES CHIP 2 7K 5 1 10W SLV EX50BR R102 1 216 049 00 RES CHIP 1K 5 1 10W SLV EX80SBR R103 1 216 073 00 RES CHIP 10K 5 1 10W R104 1 247 807 31 CARBON 100 5 1 4W R105 1 249 429 11 CARBON 10K 5 1 4W R107 1 216 049 00 RES CHIP 1K 5 1 10W R108 1 216 073 00 RES CHIP 10K 5 1 10W R109 1 216 049 00 RES CHIP 1K 5 1 10W R110 1 249 429 11 CARBON 10K 5 1 4W R111 1 ...

Page 72: ...16 079 00 RES CHIP 18K 5 1 10W SLV EX80S EX90S R304 1 216 049 00 RES CHIP 1K 5 1 10W SLV EX80S EX90S R305 1 216 049 00 RES CHIP 1K 5 1 10W SLV EX80S EX90S R306 1 216 083 00 RES CHIP 27K 5 1 10W SLV EX80S EX90S R307 1 216 057 00 RES CHIP 2 2K 5 1 10W SLV EX80S EX90S R308 1 208 820 11 METAL CHIP 39K 0 5 1 10W SLV EX80S EX90S R309 1 216 041 00 RES CHIP 470 5 1 10W SLV EX80S EX90S R310 1 216 041 00 RE...

Page 73: ...IP 10K 5 1 10W R705 1 216 295 00 SHORT 0 R706 1 216 295 00 SHORT 0 R707 1 216 295 00 SHORT 0 R709 1 216 113 00 RES CHIP 470K 5 1 10W R710 1 216 097 11 RES CHIP 100K 5 1 10W R711 1 249 433 11 CARBON 22K 5 1 4W R717 1 216 049 00 RES CHIP 1K 5 1 10W R718 1 249 417 11 CARBON 1K 5 1 4W SLV EX80S EX90S R719 1 249 417 11 CARBON 1K 5 1 4W SLV EX80S EX90S R720 1 249 433 11 CARBON 22K 5 1 4W SLV EX80S EX90S...

Page 74: ...TION SLV EX80SBR EX90SBR 1 791 157 31 CORD POWER SLV EX50AR EX80SAR EX90SAR 1 757 665 11 CORD POWER SLV EX50BR EX80BR EX90BR ACCESSORIES 3 066 370 11 MANUAL INSTRUCTION SLV EX50AR EX80S EX90AR 3 066 371 11 MANUAL INSTRUCTION SLV EX50BR EX90BR 1 476 475 71 COMMANDER STANDARD RMT V312 SLV EX50 EX80S 1 476 475 81 COMMANDER STANDARD RMT V312A SLV EX90S HARDWARE LIST 3 710 901 61 SCREW TAPPING 3 970 60...

Page 75: ...PANY 9 921 798 11 SLV EX50 EX80S EX90S 2001F0800 1 2001 6 Published by Quality Assurance Dept www xiaoyu163 com QQ376315150 9 9 2 8 9 4 2 9 8 TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3 Q Q TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299 http www xiaoyu163 com http www xiaoyu163 com ...

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