Sony RMT-V310 Service Manual Download Page 19

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SECTION 2

DISASSEMBLY

NOTE:

Follow the disassembly procedure in the numerical order given.

Earth Plate

Five screws

(B2.6

DM-98 board

Flat Cable FDM-010

DI-81 board

FJ-31 board

Flat Cable FDI-002

Two screws

(B2.6

Two screws

(B2.6

Flat Cable FDI-002

2-2. DM-98 BOARD, DI-81 BOARD, FJ-31 BOARD

SLV-ED212/ED717/ED818/ED919/LF1

2-1. CASE, FRONT PANEL BLOCK ASSEMBLY

Two tapping screws

Upper case

Two tapping screws

Flat Cable FDM-010

Flat Cable FDI-002

Front panel

(Engaged by the six hooks)

Hooks

2-1

Summary of Contents for RMT-V310

Page 1: ...iations of ED212 ED717 ED818 ED919 and LF1 contained in this service manual are indicated when these models are common to all their corresponding models as given below ED212 Abbreviated model name All model names SLV ED717 ED818 ED919KR ED919TW ED919 ED818TW RMT V310 V312 V312A V312B V312C V315 SLV ED212 ED717 ED818 ED919 LF1 LF1KR LF1 ED717KR S MECHANISM ED212KR SLV ED818 SERVICEMANUAL 1 2 3 4 5 ...

Page 2: ...TV A 6 to A 1 A B C to W 1 W 12 to W 84 SLV ED818TW ED919TW Antenna 75 ohm antenna terminal for VHF UHF Inputs and Outputs SLV ED818 ED919 LF1 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 unbala...

Page 3: ...ESCRIPTION 5 1 System Control Video Block Interface MA 402 BOARD IC101 5 1 5 2 System Control Servo Peripheral Circuit Interface MA 402 BOARD IC101 5 1 5 3 System Control 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 ...

Page 4: ...k Ass y Page 14 Ground Shaft Ass y Page 13 Mechanism Deck Page 2 3 FL Complete Ass y Page 13 Drum Ass y Page 13 Rear 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 D...

Page 5: ...not be able to use some buttons to control non Sony TVs due to the remote commander s signal limitations If you enter a new code number the code number previously entered will be erased When you replace the batteries of the remote commander the code number may automatically reset to 01 Sony If your TV is not a Sony it is recommended to manually set the appropriate code number every time you replac...

Page 6: ... The channel you selected in step 4 appears on the TV screen If the channels change when you press CH you have made the correct setting Whenever you use the VCR set the TV to the channel selected in step 1 Setting the RF unit When connecting the VCR to the TV using only the antenna cable you must set the RF UNIT switch on the rear of the VCR so that the TV can receive the correct signal from the V...

Page 7: ... 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 to display the VIDEO indicator in the VCR s display window 1 Press MENU then press M m to move the cursor B to TUNER PRESET then press OK 2 Press M m to select ANTENNA CABLE Step 5 Presetting channels continued MENU OK M m MENU OK PLAY OK PLAY 1 ON OFF ...

Page 8: ...FF 19 Getting Started Getting Started 3 Press M m to select FINE TUNING The fine tuning meter appears 4 Press to adjust to a clearer picture then press OK Note that the AFT setting switches to OFF Tip To select the channel in step 2 on page 18 you can also use the CH buttons In this case you do not need to press ENTER Notes The menu disappears automatically if you do not proceed for more than a fe...

Page 9: ...perations 3 Press H PLAY When the tape reaches the end it will rewind automatically Additional tasks To Stop play Pause play Resume play after pause Fast forward the tape Rewind the tape Eject the tape Press x STOP X PAUSE X PAUSE or H PLAY M FF during stop m REW during stop Z EJECT To use the time counter At the point on the tape that you want to find later press CLEAR The counter in the display ...

Page 10: ...o one minute for the VCR to calculate and display the remaining tape length after you press DISPLAY Time counter Remaining tape length 2 2 0 0 0 Safety tab Recording TV programs continued 27 Basic Operations Basic Operations Recording TV programs using the Easy Timer function The Easy Timer function allows you to make a timer recording of a program without turning on your TV Set the recording time...

Page 11: ...IMER in sequence To set the start or stop time to 8 20 press 0 8 2 0 and EASY TIMER in sequence If you make a mistake re enter the correct digits before pressing EASY TIMER EASY TIMER SP APC START PM 31 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 ...

Page 12: ... preset up to eight programs at a time Before you start Check that the VCR clock is set to the correct time Turn on your TV and set it to the video channel Insert a tape with its safety tab in place Make sure the tape is longer than the total recording time 1 Press MENU and select TIMER SET CHECK then press OK 2 Set the date start and stop times channel number and tape speed 1 Press to select each...

Page 13: ...fast forwards the tape only if you press the SEARCH MODE button right after you insert a tape This is so that the VCR can measure the current position on the tape You cannot use this function during any recording mode SEARCH MODE EASY TIMER knob Tape meter n SP APC START SP APC START RE MAIN 0 15 remaining time of the tape 39 Search Operations Searching using the Blank Search function This feature...

Page 14: ...ng searching at various speeds Additional Operations y SLOW M FF m REW 2 H PLAY Playback options View the picture during fast forward or rewind Play at high speed Play at twice the normal speed Play in slow motion Play frame by frame Rewind and start play To resume normal playback Press H PLAY Tips Adjust the picture using TRACKING on the VCR if streaks appear while playing in slow motion the pict...

Page 15: ...aural Recording stereo and bilingual programs SLV ED919KR only This VCR automatically receives and records stereo and bilingual programs When a stereo program is received the STEREO indicator lights up If there is noise in the stereo program set AUTO STEREO in the SET UP MENU to OFF The sound will be recorded in monaural on both hi fi and normal audio tracks but with less noise For details see pag...

Page 16: ...NU and select SET UP MENU 2 Press M m to select the option to change then press to change the setting 3 Press OK to return to the original screen Menu choices Initial settings are indicated in bold print Menu option AUTO ANT SEL AUTO STEREO SLV ED919KR only AUDIO MIX SLV ED919KR only APC TAPE SELECT Set this option to ON if your TV is connected only to VHF UHF OUT on the VCR To play a tape set the...

Page 17: ...nect the antenna to the VCR 1 Loosen the screws on the antenna connector 2 Wind the twin leads around the screws on the antenna connector 3 Retighten the screws Attaching a UHF VHF band mixer When using both 75 ohm coaxial cable and 300 ohm twin lead cable for VHF UHF antenna use a UHF VHF band separator mixer not supplied to connect the antenna to the VCR 1 Loosen the screws on the mixer 2 Wind t...

Page 18: ...ontrols continued 1 TV VIDEO remote control switch 5 2 Z EJECT button 23 3 TV VIDEO button for TV 5 4 INPUT SELECT button 26 36 5 CLEAR button 23 34 6 EASY TIMER button 27 7 R2 Reality Regenerator button 49 SLV ED919KR and ED717KR only 8 z REC button 25 44 9 REC SPEED button 25 0 2 button 43 qa MENU button 11 51 qs Tape menu operation buttons X PAUSE M button 23 x STOP m button 23 m REW rewind but...

Page 19: ... board 7 Flat Cable FDI 002 Two screws B2 6 8 0 Two screws B2 6 8 8 5 Flat Cable FDI 002 2 2 DM 98 BOARD DI 81 BOARD FJ 31 BOARD SLV ED212 ED717 ED818 ED919 LF1 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 ...

Page 20: ...2 MA 402 board with mechanism deck 1 Six screws Sumitite B3 BV Hooks Hooks Hooks Hooks 2 Rear panel Engaged by the seven hooks 1 POWER code stopper 2 4 MA 402 BOARD 2 3 REAR PANEL 2 2 ...

Page 21: ...s BVTP 3 12 9 Screw BVTP 3 12 2 Screw Sumitite B3 BV qs Mechanism deck 1 Flexible cable 5 Harness FE 141 3 Flat Cable 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 ...

Page 22: ...m assembly M901 DZH 71F R 1 772 358 11 ED212 Drum assembly M901 DZH 0B4A R 1 772 363 11 ED717 Drum assembly M901 DZH 0B7A R 1 772 366 11 ED818 ED919 LF1 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 ...

Page 23: ...TION VIDEO AUDIO SERVO SYSTEM CONTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 IN ED212 ED717 ED818 ED919 FJ 33 POWER LF1 NK 11 NICAM ED919KR LF1 DI 81 DIAL TIMER ED212 ED717 ED818 ED919 DM 98 USER CONTROL MA 402 2 5E ...

Page 24: ...SLV ED212 ED717 ED818 ED919 LF1 3 1 3 2 SECTION 3 BLOCK DIAGRAMS 3 1 OVERALL BLOCK DIAGRAM ...

Page 25: ... 3 58MHz NTSC 320mVp p H IC201y REC PB REC 512mVp p H PB 584mVp p H IC201tk REC PB IC2914 PB 2 2Vp p H IC291w PB 152mVp p H IC2914 REC 2 1Vp p H 2 36Vp p 15 7KHz IC101ql REC PB 2 16Vp p 15 7KHz IC101qj REC PB IC201t REC PB 4 6Vp p H IC201e REC PB 1 1Vp p H IC201whREC PB REC 512mVp p H PB 584mVp p H IC201wd REC PB REC 472mVp p H PB 504mVp p H IC201wa REC PB 392mVp p H IC201qk ql REC PB REC 472mVp p...

Page 26: ...C 2 6Vp p 32 768KHz IC101ug REC PB z v 2 6Vp p 32 768KHz IC101uk REC PB 3 8Vp p IC1019 REC PB 4 32Vp p 15 7KHz IC101 REC PB 5 0Vp p 30Hz IC101 REC PB z n z b 4 64Vp p 30Hz IC1013 REC 4 64Vp p 30Hz IC1014 REC 5 0Vp p 30Hz IC101 REC PB z c 3 5 3 6 3 3 SERVO SYSTEM CONTROL BLOCK DIAGRAM ...

Page 27: ...SLV ED212 ED717 ED818 ED919 LF1 3 4 AUDIO BLOCK DIAGRAM 3 7 3 8 ...

Page 28: ...SLV ED212 ED717 ED818 ED919 LF1 3 5 TUNER BLOCK DIAGRAM 3 9 3 10 ...

Page 29: ...SLV ED212 ED717 ED818 ED919 LF1 3 6 MODE CONTROL BLOCK DIAGRAM 3 11 3 12 ...

Page 30: ...SLV ED212 ED717 ED818 ED919 LF1 3 7 POWER BLOCK DIAGRAM ED212 ED717 ED919KR LF1 ED818 ED919TW 3 13 3 14E ...

Page 31: ...rcuits may be indicated Parts with differ according to the model destination Refer to the mount table for each function 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...

Page 32: ...A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B C D E F G H I J SLV ED212 ED717 ED818 ED919 LF1 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM FRAME SCHEMATIC DIAGRAM ...

Page 33: ...TUNER MODE CONTROL POWER SUPPLY PRINTED WIRING BOARD Ref No MA 402 Board 1 000 Series There are few cases that the part printed on this diagram 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 ...

Page 34: ...10 D102 H11 D201 B11 D701 C12 IC601 G1 IC660 H1 IC600 D2 IC031 I4 VIDEO AUDIO SERVO SYSTEM CONTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 IN ED212 ED717 ED818 ED919 FJ 33 POWER LF1 NK 11 NICAM ED919KR LF1 DI 81 DIAL TIMER ED212 ED717 ED818 ED919 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 ...

Page 35: ...4 SP CH2 5 SP COM 6 SP CH1 IC201 HA118217F 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 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 GND D_GND XX X201 JS208 XX C259 XX R203 XX Q205 HT43 CN6 V81 V17 ...

Page 36: ...C PB 608 mVp p 3 58 MHz NTSC 7 IC201 y REC PB 320 mVp p H 8 IC201 tk REC PB REC 512 mVp p H PB 584 mVp p H 9 IC201 t REC PB 4 6 Vp p H q 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 V...

Page 37: ... 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 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 M103 T83 HT62 HT61 FL65 FL63 FL58 V59 V102 V100 FL64 M38 M39 S43 M9 M104 V18A A96 V109 V111 A89 V105 V60 V5...

Page 38: ...IC101 z v REC PB 5 0 Vp p 360Hz qs IC101 z n REC PB 5 0 Vp p 30Hz qd IC101 zzz REC PB 4 3 Vp p 15 7KHz qf JL 192 PB 4 64 Vp p 30Hz qa IC101 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 ...

Page 39: ...008 CAP_QR JL003 CN071 7P 1 D VS 2 MTR GND 3 D FG 4 MTR 12V 5 D PG 6 GND 7 UN5V M CAM JL031 0 001u B C001 REC_PROOF 0 01u B 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...

Page 40: ...HC37 JL361 JL360 JL362 JL363 JL364 JL365 JL366 JL367 JL369 JL370 JL372 JL373 JL374 JL375 AFENV HC36 JL376 JL377 HA21 HA22 XX L301 0 60mm JS361 XX L302 0 60mm JS362 JL378 0 R322 0 22u B C328 HT1 JL379 JL382 JL383 CL301 JL384 AF_REC_P JL385 470 R328 HIFI_GND 16V 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 AU...

Page 41: ...L R OUT 3 L OUT 4 R OUT 5 MUTE 6 F SAP 7 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 47 R743 T69 T25 T95 T68 T66 T94 T95 T93 T94 T83 T83 V67 T93 V70 AN5V T66 HT56 HT57 HT56 30V V67 V70 HT5...

Page 42: ...U R 4 HIFI_GND 5 L2 AU L 6 AN GND 7 L2 VIDEO JS309 JS310 JL218 JL301 JL302 50V 1u C386 50V 1u C385 JS303 POWER D_GND L2_AU_R L2_VIDEO AN_GND L2_AU_L CH CH RF_CH 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 PA...

Page 43: ...00 15k R427 W001 W002 FLD_CS SCK1 SO1 SI1 ETR1 ETR2 POWER FUNC_KEY1 FUNC_KEY2 F F 13V POWER_FAIL GND D_GND _CH 0 JS403 JS402 0 0 JS404 _RF_CH _CH CN413 5P 1 POWER 2 D_GND 3 RF CH 4 CH 5 CH 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 CN...

Page 44: ...GND SW5V XX C632 1uH L604 C630 0 01u B R643 1W 2 2 1uH L603 470u 10V C629 0 01u B C631 0 5 2k R612 50V 1u C612 1 4W 47 R616 1 10W 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 J...

Page 45: ... 11 BOARD SIDE A 1 669 815 12 12 05 NK 11 BOARD SIDE B 1 669 815 12 12 05 MA 402 BOARD 5 8 CN701 SEE PAGE 4 21 NICAM NK 11 4 29 4 30 VIDEO AUDIO SERVO SYSTEM CONTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 IN ED212 ED717 ED818 ED919 FJ 33 POWER LF1 NK 11 NICAM ED919KR LF1 DI 81 DIAL TIMER ED212 ED717 ED818 ED919 DM 98 USER CONTROL MA 402 Note The components identified by mark or dotted li...

Page 46: ...8 ED919 ED717 ED818 ED919 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED717 ED818 ED919 ED818 ED919 ED818 ED919 FJ 31 LINE 2 IN DM 98 FUNCTION JL468 S462 JL465 S466 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 S481 S4...

Page 47: ...nted in this model A 1 2 3 4 5 6 7 B C D FJ 33 POWER VIDEO AUDIO SERVO SYSTEM CONTROL TUNER I O MODE CONTROL POWER SUPPLY FJ 31 LINE 2 IN ED212 ED717 ED818 ED919 FJ 33 POWER LF1 NK 11 NICAM ED919KR LF1 DI 81 DIAL TIMER ED212 ED717 ED818 ED919 DM 98 USER CONTROL MA 402 4 33 4 34E DIAL TIMER POWER DI 81 FJ 33 XX R901 JL901 JL904 JL902 S900 JL900 SLR 342DCT31 D900 JL903 560 R902 JL905 S901 0 R900 CN9...

Page 48: ...FG CAP FG CAP PWM DRUM PWM Pin No MA 402 IC101 91 MA 402 IC101 104 MA 402 IC101 103 I O O I I I O O Hi Z 4 4 4 7 9 TAPE THREADING PB Hi Z 4 4 4 7 9 TAPE UNTHREAD ING Hi Z 1 6 5 8 9 Hi Z 1 6 H L 7 9 PB PAUSE 2 1 6 5 7 9 SLOW x 2 Hi Z 1 6 5 8 9 Hi Z 1 6 5 8 9 CUE Hi Z 1 6 5 8 9 REVIEW Hi Z 1 6 5 8 9 RECORD Hi Z 1 6 H L 7 9 REC PAUSE 5 2 SYSTEM CONTROL SERVO PERIPHERAL CIRCUIT INTERFACE MA 402 BOARD ...

Page 49: ...L H 2 H L H L 4 4 4 L 1 1 1 1 2 H L 3 4 L 6 6 H L L L H 2 H L H L 4 H L 4 4 7 H H L H 2 3 3 4 H 6 6 7 H H L H 2 3 3 4 L 6 6 7 H H 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 Uncertaint...

Page 50: ... ING PB SLOW x 2 CUE REVIEW REC Hi Z 1 H L L I O O O O O Hi Z 1 H L L Hi Z 1 H L L 5 4 SYSTEM CONTROL AUDIO BLOCK INTERFACE MA 402 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 ...

Page 51: ... SEARCH LED END LED POWER CONT WRITE CONT BLUE BACK AUDIO DUB ETR 1 ETR 2 VCC Pin No Pin Name I O Function 57 58 59 60 61 62 63 64 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 groun...

Page 52: ... circuitry 19 N C Not used 20 VSS A2 Analog ground analog front end circuitry 21 VDD A2 Analog power supply 5V analog front end circuitry 22 TEST1 I Test pin 1 connected to ground for normal operation 23 SIF2 I Sound IF input 2 24 V REF1 I Reference voltage analog front end circuitry 25 SIF1 I Sound IF input 1 26 C RST Capacitor for power on reset 27 VSS D3 Digital ground front end circuitry 28 VD...

Page 53: ...le 6 2 Mode Codes in Case of Error Display tube lower 5 digits A B Code Description 0 NO ERROR 1 CAM ENCODER ERROR LOAD 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 R...

Page 54: ...ment see the Parts Arrangement Diagram for Adjustments on Page 7 6 Fig 7 2 2 2 1 4 AlingmentTapes Alignment 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...

Page 55: ...2 µsec NTSC Adjusting Method 1 Connect MA 402 board JS401 to the GND for about 1 second to activate the RF switching 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 ...

Page 56: ...ck appear A H on FL display 4 Using the channels and buttons minimize a chipped portion At this time confirm that a 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 termina...

Page 57: ...y Response Check 4 Overall Level Characteristic and Distortion Factor Check 5 Overall S N Check 1 ACE Head Adjustment Refer to the SERVICE MANUAL of VHS MECHANICAL ADJUSTMENT VI 2 E E Output Level Check SLV ED212 ED717 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 ...

Page 58: ...ck Purpose Confirm that the S N is within the specification Mode REC and PB SP mode Signal Short Measurement point 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 ADJ...

Page 59: ...2 6 PARTS ARRANGEMENT DIAGRAM FOR ADJUSTMENTS MA 402 BOARD Side A JL625 JL614 JL615 JL604 JL611 JL618 JS401 IC701 RV701 CN202 CN412 7 6E ...

Page 60: ...7 552 12 FLAT CABLE FDM 010 6 A 6713 877 A DI 081 COPLETE PWB ED212 ED717 ED818 ED919 7 1 757 553 11 FLAT CABLE FDI 002 ED212 ED717 ED818 ED919 8 A 6713 870 A FJ 031 COMPLETE PWB ED212 8 A 6713 889 A FJ 031 COMPLETE PWB ED717 8 A 6713 878 A FJ 031 COMPLETE PWB ED818 ED919 9 A 6713 968 A FJ 033 COMPLETE PWB LF1 10 1 782 752 41 CORD POWER ED212 ED717 ED919KR LF1 10 1 777 852 33 CORD POWER ED818 ED91...

Page 61: ...7 A MA 402 COMPLETE PWB LF1 53 3 970 608 21 SUMITITE B3 BV 54 1 757 690 11 CABLE FLAT FMD 022 ED717 ED818 ED919 LF1 54 1 757 691 11 CABLE FLAT FMD 023 ED212 Ref No Part No Description Remarks 55 1 757 551 11 CABLE FLAT FAC 009 56 A 6713 875 A NK 11 COMPLETE PWB ED919KR LF1 57 X 3951 408 1 PANEL ASSY REAR ED212 ED717 57 X 3951 409 1 PANEL ASSY REAR ED818 ED919TW 57 X 3951 407 1 PANEL ASSY REAR ED91...

Page 62: ... LUMINOUS END SENSOR 709 3 977 536 01 PLATE LUMINOUS TOP SENSOR 710 3 977 443 01 WASHER STOPPER 711 A 6759 863 B PRESS BLOCK 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 ...

Page 63: ...758 X 3950 966 1 TG1 ASSY SL 759 3 063 958 01 SPRING COMP SL PEND 760 3 977 488 01 SPRING EXTENSION POWER TENSION 761 A 6775 922 A SHUTTLE S BLOCK ASSY 762 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 72...

Page 64: ... 812 3 977 877 01 PLATE RETAINER 813 3 977 504 01 GEAR CLUTCH 814 X 3947 365 1 GEAR ASSY PULLEY B 815 3 977 510 01 BELT 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 ...

Page 65: ...818 S469 1 762 196 21 SWITCH TACT MFF SLV ED212 ED717 ED818 S472 1 762 196 21 SWITCH TACT XPAUSE SLV ED212 ED717 ED818 S481 1 762 196 21 SWITCH TACT mREW SLV LF1 S482 1 762 196 21 SWITCH TACT xSTOP SLV LF1 S483 1 762 196 21 SWITCH TACT HPLAY SLV LF1 S484 1 762 196 21 SWITCH TACT MFF SLV LF1 S485 1 762 196 21 SWITCH TACT zREC SLV LF1 A 6713 870 A FJ 031 BOARD COMPLETE SLV ED212 A 6713 889 A FJ 031 ...

Page 66: ...C006 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C007 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C008 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C009 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C010 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C011 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C012 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C013 1 163 243 11 CERAMIC CHIP 47PF 5 50V C014 1 164 232 11 CERAMIC CHIP 0 01UF 10 50...

Page 67: ...3PF 5 50V SLV ED212 C212 1 163 235 11 CERAMIC CHIP 22PF 5 50V SLV ED717 ED818 ED919 LF1 C212 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V SLV ED212 C213 1 163 235 11 CERAMIC CHIP 22PF 5 50V SLV ED717 ED818 ED919 LF1 C213 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V SLV ED212 C214 1 163 237 11 CERAMIC CHIP 27PF 5 50V SLV ED717 ED818 ED919 LF1 C214 1 163 243 11 CERAMIC CHIP 47PF 5 50V SLV ED212 C215 1 164 232...

Page 68: ... 16V SLV ED818 ED919 LF1 C328 1 164 489 11 CERAMIC CHIP 0 22UF 10 16V SLV ED818 ED919 LF1 C350 1 126 157 11 ELECT 10UF 20 16V C351 1 163 038 00 CERAMIC CHIP 0 1UF 25V C352 1 163 037 11 CERAMIC CHIP 0 022UF 10 50V C354 1 124 234 00 ELECT 22UF 20 16V C355 1 126 157 11 ELECT 10UF 20 16V C356 1 163 011 11 CERAMIC CHIP 0 0015UF 10 50V C357 1 163 014 00 CERAMIC CHIP 0 0027UF 10 50V SLV ED717 ED818 ED919...

Page 69: ...1 CONNECTOR BOARD TO BOARD 8P CN071 1 766 980 71 CONNECTOR FFC FPC 7P SLV ED212 CN071 1 784 486 11 CONNECTOR FFC FPC 7P SLV ED212 CN072 1 766 978 31 CONNECTOR FFC FPC 5P SLV ED717 ED818 ED919 LF1 CN072 1 784 484 11 CONNECTOR FFC FPC 5P SLV ED717 ED818 ED919 LF1 CN105 1 506 470 11 PIN CONNECTOR 5P CN201 1 766 984 41 CONNECTOR FFC FPC 11P SLV ED818 ED919 LF1 CN201 1 784 490 11 CONNECTOR FFC FPC 11P ...

Page 70: ...00 SHORT 0 JR013 1 216 295 00 SHORT 0 JR014 1 216 295 00 SHORT 0 JR015 1 216 295 00 SHORT 0 JR016 1 216 295 00 SHORT 0 JR017 1 216 295 00 SHORT 0 JR018 1 216 295 00 SHORT 0 JR019 1 216 295 00 SHORT 0 JR020 1 216 295 00 SHORT 0 JR021 1 216 295 00 SHORT 0 JR022 1 216 295 00 SHORT 0 JR023 1 216 295 00 SHORT 0 JR024 1 216 295 00 SHORT 0 JR025 1 216 295 00 SHORT 0 JR026 1 216 295 00 SHORT 0 JR028 1 216...

Page 71: ... ED212 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 SLV ED717 ED818 ED919 LF1 L203 1 410 520 11 INDUCTOR 82UH SLV ED212 L204 1 410 510 11 INDUCTOR 12UH L205 1 414 856 51 INDUCTOR 10UH L206 1 414 856 51 INDUCTOR 10UH L20...

Page 72: ...1 4W R056 1 249 425 11 CARBON 4 7K 5 1 4W R057 1 216 073 00 RES CHIP 10K 5 1 10W R071 1 216 103 00 RES CHIP 180K 5 1 10W R072 1 216 089 00 RES CHIP 47K 5 1 10W R073 1 216 049 00 RES CHIP 1K 5 1 10W R074 1 216 049 00 RES CHIP 1K 5 1 10W R075 1 216 049 00 RES CHIP 1K 5 1 10W R076 1 249 417 11 CARBON 1K 5 1 4W R100 1 216 085 91 RES CHIP 33K 5 1 10W R101 1 216 073 91 RES CHIP 10K 5 1 10W SLV LF1 R101 ...

Page 73: ...16 049 00 RES CHIP 1K 5 1 10W SLV ED717 ED919 LF1 R291 1 208 806 11 METAL CHIP 10K 0 5 1 10W SLV ED717 ED919 LF1 R294 1 247 807 31 CARBON 100 5 1 4W SLV ED717 ED919 LF1 R295 1 247 807 31 CARBON 100 5 1 4W SLV ED717 ED919 LF1 R296 1 249 428 11 CARBON 8 2K 5 1 4W SLV ED717 ED919 LF1 R299 1 216 071 00 RES CHIP 8 2K 5 1 10W SLV ED717 ED919 LF1 R301 1 216 073 00 RES CHIP 10K 5 1 10W SLV ED818 ED919 LF1...

Page 74: ...W R612 1 208 789 11 METAL CHIP 2K 0 5 1 10W R613 1 249 406 11 CARBON 120 5 1 4W R614 1 216 655 11 METAL CHIP 1 5K 0 5 1 10W R615 1 216 057 00 RES CHIP 2 2K 5 1 10W R616 1 249 401 11 CARBON 47 5 1 4W R617 1 249 417 11 CARBON 1K 5 1 4W R618 1 249 409 11 CARBON 220 5 1 4W R640 1 219 153 11 FUSIBLE 10 5 1 4W R641 1 219 153 11 FUSIBLE 10 5 1 4W R643 1 216 353 00 METAL OXIDE 2 2 5 1W R647 1 215 465 00 M...

Page 75: ...RAMIC CHIP 0 47UF 10 16V C010 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C011 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C012 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V NK 11 C013 1 163 243 11 CERAMIC CHIP 47PF 5 50V C014 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C015 1 163 231 11 CERAMIC CHIP 15PF 5 50V C016 1 163 233 91 CERAMIC CHIP 18PF 5 50V C017 1 110 501 11 CERAMIC CHIP 0 33UF 10 16V C018 1 163 989 11 ...

Page 76: ...772 366 11 DRUM ASSY DZH 0B7A R ED818 ED919 LF1 ACCESSORIES 3 067 160 11 MANUAL INSTRUCTION SLV LF1 3 066 368 11 MANUAL INSTRUCTION SLV ED212 ED717 ED919KR 3 066 369 11 MANUAL INSTRUCTION SLV ED818 ED919TW 1 476 475 71 COMMANDER STANDARD RMT V312 SLV ED212 1 476 475 81 COMMANDER STANDARD RMT V312A SLV ED717 1 476 533 11 COMMANDER STANDARD RMT V312C SLV ED818 1 476 474 11 COMMANDER STANDARD RMT V31...

Page 77: ...ef No Part No Description Remarks Ref No Part No Description Remarks 8 20 SLV ED212 ED717 ED818 ED919 LF1 103 2001D0800 1 2001 6 Published by Quality Assurance Dept Sony Corporation Home Video Company 9 921 796 11 ...

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