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SLV - LF1

GK-12 (ZWEITON)  PRINTED  WIRING  BOARD  AND  SCHEMATIC  DIAGRAM

– Ref. No.: GK-12 board; 2,000 series –

– SLV-LF1AS –

There are few cases that the part isn't mounted in this model is printed on this diagram.

148 mVp-p (4 MHz)

05

1-673-269-

11

GK-12

 

BOARD(SIDE A)

(11)

05

1-673-269-

11

GK-12

 

BOARD(SIDE B)

(11)

MA-402  BOARD (5/8)

CN701

(SEE  PAGE  4-21)

ZWEITON

GK-12

4-29

4-30

• Waveform

1

IC001 

qg

 REC/PB

VIDEO, SYSTEM CONTROL, SERVO, 
HI-FI, TUNER, MODE CONTROL, 
I/O, POWER SUPPLY

FJ-33 (POWER)

GK-12 (ZWEITON)
(LF1AS)
NK-11 (NICAM)
(LF1MI)

DM-98 (USER CONTROL) 

MA-402

(

)

Note:

The components identified by mark 

 

or dotted

line with mark 

 are critical for safety.

Replace only with part number specified.

Содержание SLV-LF1

Страница 1: ... UHF channels 21 to 69 LF1AS UHF channels 28 to 69 Aerial out 75 ohm asymmetrical aerial socket Inputs and Outputs LINE 1 IN VIDEO IN phono jack 1 Input signal 1 Vp p 75 ohms unbalanced sync negative AUDIO IN phono jack 2 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 Standard o...

Страница 2: ...eplacement After correcting the original service problem perform the following safety checks before releasing the set to the customer 4 Look for parts which though functioning show obvious signs of deterioration Point them out to the customer and recom mend their replacement 5 Check the B voltage to see it is at the values specified SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR...

Страница 3: ... 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 11 BOARD IC1 5 5E 6 ERROR CODES 6 1...

Страница 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...

Страница 5: ...m one at a time until you find the one that works with your TV Step 2 Setting up the remote commander continued Manufacturer Code number Sony 01 1 02 Akai 68 Blaupunkt 10 Ferguson 52 Grundig 11 1 Hitachi 24 ITT Nokia 15 16 69 3 JVC 33 Loewe 45 Mivar 09 70 NEC 66 Panasonic 17 1 49 Manufacturer Code number Philips 06 1 07 1 08 1 Saba 12 13 Samsung 22 23 Sanyo 25 Sharp 29 Telefunken 36 Thomson 43 2 T...

Страница 6: ...tons on the VCR so that another RF channel appears Then tune the TV to the new RF channel until a clear picture appears To set another RF channel number on the VCR select a channel number that does not receive a broadcast signal in your area and is clear of interference from other channels If you cannot obtain a clear picture after performing this procedure we recommend you connect the VCR and TV ...

Страница 7: ...l not be applied in some areas see pages 19 to 26 for reference TUNER PRESET PROG 1 NORMAL CATV SYSTEM AUTO PRESET CHANNEL SET NORM ON CATV B G D K M I OFF 1 AFT FINE TUNING PLEASE WAIT OK PLAY Getting Started 15 Getting Started Presetting channels manually Before you start Turn on the VCR and the TV Set the TV to the video channel 1 Press MENU then press M m to move the cursor B to TUNER PRESET a...

Страница 8: ...Notes The menu disappears automatically if you do not proceed for more than a few minutes The channel numbers in the CHANNEL SET column may not be the same as those in your area This is because this VCR s channel search system is based on the fixed TV system that has the widest channel coverage If necessary apply your local channel numbers to the programme positions see Presetting channels manuall...

Страница 9: ... 8 9 21 22 23 24 25 26 27 28 29 30 31 2 C2 3 7 8 9 12 13 J K 5 10 11 14 W 29 W 30 15 16 W 31 17 W 32 18 W 33 W 34 19 20 W 35 21 W 36 22 W 37 W 38 23 24 W 39 25 W 40 26 W 41 W 42 27 28 W 43 J 5 J 6 J 7 J 10 J 11 J 12 S1 J 8 J 9 J13 J14 J15 J16 J17 J18 J19 J20 J21 J22 J23 J24 J25 J26 J27 continued Getting Started 24 TV system Country Channel number in the CHANNEL SET column 32 33 34 35 36 37 38 39 4...

Страница 10: ...imer recordings To use the G CODE system each programme position needs to be matched with its G CODE guide channel To get the guide channel numbers look in the programme guide for your area that features G CODE numbers If you want to record satellite broadcast using the G CODE system see page 29 Before you start Turn on the VCR and the TV Set the TV to the video channel Setting the guide channels ...

Страница 11: ...TO PRESET CHANNEL SET AFT FINE TUNING NORM ON CATV B G D K M I OFF 30 SELECT SET Getting Started 30 Step 7 Changing disabling programme positions After setting the channels and G CODE guide channels you can change the programme positions as you like If any programme positions are unused or unwanted you can disable them Before you start Turn on the VCR and the TV Set the TV to the video channel Cha...

Страница 12: ... MON 0 00 SELECT SET END OK CLOCK SET 2 1 2001 THU 0 00 5 SELECT SET END OK CLOCK SET 2 1 200 0 00 5 2 1 TUE SELECT SET END OK OK M m MENU OK PLAY MENU OK PLAY OK PLAY Getting Started 35 Getting Started 4 Set the year hour and minute in sequence using to select the item to be set and M m to select the digits 5 Press OK to start the clock Tip To change the digits when setting press to return to the...

Страница 13: ... of the two colour systems Depending on your TV the following may occur while playing an NTSC recorded tape the picture is black and white the picture shakes no picture appears on the TV screen black streaks appear horizontally on the TV screen the colour density increases or decreases Tapes recorded in the LP mode of other NTSC system VCRs can be played back on this VCR but the picture quality ca...

Страница 14: ...the display window If the clock has not been set appears Go to step 2 in Setting or changing the Easy Clock on page 44 2 Press PROG to increase or decrease the time by one minute Hold down PROG to increase or decrease the time by 15 minutes 3 Press EASY TIMER to confirm the start time setting The STOP indicator appears SP APC START SP APC START PROG SP STOP APC PROG EASY TIMER 1 2 3 4 5 6 7 8 9 0 ...

Страница 15: ... buttons on the VCR are also used for adjusting the tracking For details see pages 52 and 59 Notes You cannot set the Easy Timer if eight programmes have already been set You can set the timer for only one programme using the Easy Timer function If you want to set the timer for other programmes use the G CODE system or the TIMER SET CHECK menu For details see pages 47 and 50 You cannot set the dat...

Страница 16: ...he display window and the VCR stands by for recording To record from other equipment leave the connected equipment switched on To stop recording To stop the VCR while recording press x STOP Daily weekly recording In step 2 above press m to select the recording pattern Each time you press m the indication changes as shown below Press M to change the indication in reverse order Tips To set the progr...

Страница 17: ... to select the item you want to change and press M m to reset it Then press repeatedly until the cursor B appears at the beginning of the line To cancel the setting press CLEAR 4 Press OK If any timer settings remain turn off the VCR to return to recording standby When the timer settings overlap The programme that starts first has priority and the second programme starts recording only after the f...

Страница 18: ...ture Adjusting the tracking Although the VCR automatically adjusts the tracking when playing a tape the indicator flashes in the display window then turns off distortion may occur if the tape was recorded in poor condition If so manually adjust the tracking Press the PROGRAM buttons on the VCR to display the tracking meter The distortion should disappear as you press one of the two buttons the ind...

Страница 19: ... jack the sound is recorded only on the right channel If the other VCR is a monaural type the sound is recorded only on the channel whose jack is connected to the audio plug To record on both right and left channels connect the audio plugs to the AUDIO R L jacks using a VMC 910HG audio video cable not supplied Notes Make sure you connect the plugs to the jacks of the same colour If you connect thi...

Страница 20: ... STOP APC START CLOCK NTSC PAL 2 1 3 4 5 71 Additional Information Remote commander 1 TV VIDEO remote control switch 5 2 Z EJECT button 37 3 TV VIDEO button for TV 5 4 INPUT SELECT button 41 51 5 CLEAR button 38 48 55 6 EASY TIMER button 43 7 R2 Reality Regenerator button 63 8 z REC button 40 53 9 2 button 52 0 REC SPEED button 40 qa MENU button 13 61 qs Tape menu operation buttons X PAUSE M butto...

Страница 21: ...2 DM 98 board 3 Flat Cable FDM 010 4 FJ 33 board 3 Flat Cable FDM 010 Two screws B2 6 8 6 2 2 DM 98 BOARD FJ 33 BOARD SLV LF1 2 1 CASE FRONT PANEL BLOCK ASSEMBLY 1 Two tapping screws 3 Upper case 2 Two tapping screws 5 Flat Cable FDM 010 4 Flat Cable FDM 010 6 Front panel Engaged by the six hooks Hooks Hooks Hooks Hooks 2 1 ...

Страница 22: ...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 ...

Страница 23: ...crews 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 CN202 CN331 Note When mounting the mechanism deck first align mark on the rotary switch 2 5 MECHANISM DECK 2 3 ...

Страница 24: ...ssembly M901 DZH 0D1A R 1 796 012 11 M903 Cam motor assembly X 3950 970 1 M902 Capstan motor 1 763 572 11 ACE head block assembly A 6759 620 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 8 719 048 26 2 4 ...

Страница 25: ...2 7 CIRCUIT BOARDS LOCATION VIDEO SYSTEM CONTROL SERVO HI FI TUNER MODE CONTROL I O POWER SUPPLY FJ 33 POWER GK 12 ZWEITON LF1AS NK 11 NICAM LF1MI DM 98 USER CONTROL MA 402 2 5E ...

Страница 26: ...SLV LF1 3 1 3 2 SECTION 3 BLOCK DIAGRAMS 3 1 OVERALL BLOCK DIAGRAM ...

Страница 27: ...H IC201whREC PB REC 512mVp p H PB 584mVp p H IC201wd REC PB REC 472mVp p H PB 504mVp p H IC201e REC PB 1 1Vp p H 2 16Vp p 15 7KHz IC101qj REC PB IC201t REC PB 4 6Vp p H 2 36Vp p 15 7KHz IC101ql REC PB IC2914 PB 2 2Vp p H IC291w PB 152mVp p H IC2914 REC 2 1Vp p H 320mVp p H IC201y REC PB IC201ug REC PB 496mVp p 4 43MHz PAL IC201ua REC PB 608mVp p 3 58MHz NTSC REC 512mVp p H PB 584mVp p H IC201tk RE...

Страница 28: ... 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 n 3 5 3 6 3 3 SERVO SYSTEM CONTROL BLOCK DIAGRAM ...

Страница 29: ...SLV LF1 3 4 AUDIO BLOCK DIAGRAM 3 7 3 8 ...

Страница 30: ...SLV LF1 3 5 TUNER BLOCK DIAGRAM 3 9 3 10 ...

Страница 31: ...SLV LF1 3 6 MODE CONTROL BLOCK DIAGRAM 3 11 3 12 ...

Страница 32: ...SLV LF1 3 7 POWER BLOCK DIAGRAM 3 13 3 14E ...

Страница 33: ...e 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 a color bar...

Страница 34: ...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 LF1 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM FRAME SCHEMATIC DIAGRAM ...

Страница 35: ...ONTROL 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 MA 402 Board 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 ...

Страница 36: ... D601 E2 D604 E2 D603 D2 D607 D2 D605 C2 D624 C2 D600 C2 D602 C3 D626 E3 D103 H3 D404 J3 D901 A4 D071 C4 D101 H4 D171 G5 D172 G5 D902 A6 D001 F7 D100 H8 D401 J10 D151 H10 D102 H11 D201 B11 D701 C12 IC601 G1 IC660 H1 IC600 D2 IC031 I4 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 ...

Страница 37: ...TX Q210 XX R367 XX C360 XX JS202 16V 47u C378 XX L371 JS203 JL235 15 R380 10uH L206 JL223 100 R214 4700p C254 JL209 1u B C216 XX R385 XX C212 JL205 2 2M R219 4700 R218 JL331 10uH L202 JL291 RFSWP JL202 UN2213 TX Q202 XX L351 0 001u C219 GND JL237 JL217 HC36 XX C213 RECP 4700p C257 1u B C224 1k R224 JL292 2200p C204 0 01u B C383 330p 50V C264 IC201 HA118217F 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1...

Страница 38: ... 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 Vp p H MA 402...

Страница 39: ...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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 M103 T83 HT62 HT61 FL65 FL63 FL58 V59 V102 V100 FL64 M38 M39 S43 M9 M104 V18A A96 V109 ...

Страница 40: ...C PB 5 0 Vp p 300Hz qs IC101 z n REC PB 5 0 Vp p 25Hz qd IC101 zzz REC PB 4 3 Vp p 15 7KHz qf JL 192 PB 4 64 Vp p 25Hz qa IC101 z b REC PB 5 0 Vp p 25Hz 1 IC101 3 REC 4 64 Vp p 25Hz 2 IC101 4 REC 4 64 Vp p 25Hz 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 25Hz 9 IC101 z c REC PB 5 0 Vp p 25Hz ...

Страница 41: ...7k R008 CAP_QR JL003 XX CN071 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...

Страница 42: ... 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 AUDIO ...

Страница 43: ... 1 4W 560 R730 0 JS734 XX JS735 0 JS738 0 JS737 VIDEO_OUT TU701 BB 5V 1 AU IN 2 SDA 3 MB 5V 4 SCL 5 VIDEO IN 6 MD TU 32V 7 ENABLE 10 CLOCK 11 DATA 12 NC 13 B 5V 14 LCOK 15 TU 32V 16 SW1 I M 19 SW2 DK M 20 AU OUT 21 SIF OUT 22 AFT 23 VIDEO OUT 24 HA22 470 R702 MOD_V JL738 0 JS703 0 60mm JS709 0 60mm JS711 XX JS713 AUDIO_OUT HT2 HT3 HT1 0 JS712 HT13 XX JS701 0 JS722 0 JS720 0 R703 0 R708 470 R734 47...

Страница 44: ...70u C903 RD6 2ES T1B2 D902 RD6 2ES T1B2 D901 JS908 XX JS909 XX CN334 1 POWER 2 D GND 3 L2 AU 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 L1 OUT AUDIO LOUT AUDIO ROUT L1 AUDIOL L1 AUDIOR NAOUT VIDEO NAIN ANGND MA 402 8 8 SEE PAGE 4 27 MA 402 5 8 SEE PAG...

Страница 45: ...100u C451 JL422 JL455 1k R454 JL454 JL453 180 R402 DGND JL457 68 R400 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 JS403 JS402 JS404 _RF_CH _CH CN413 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...

Страница 46: ...04 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 JS665 JS666 RD6 2ES T1B2...

Страница 47: ...48 mVp p 4 MHz 05 1 673 269 11 GK 12 BOARD SIDE A 11 05 1 673 269 11 GK 12 BOARD SIDE B 11 MA 402 BOARD 5 8 CN701 SEE PAGE 4 21 ZWEITON GK 12 4 29 4 30 Waveform 1 IC001 qg REC PB VIDEO SYSTEM CONTROL SERVO HI FI TUNER MODE CONTROL I O POWER SUPPLY FJ 33 POWER GK 12 ZWEITON LF1AS NK 11 NICAM LF1MI DM 98 USER CONTROL MA 402 Note The components identified by mark or dotted line with mark are critical...

Страница 48: ...32 There are few cases that the part isn t mounted in this model is printed on this diagram Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified 740 mVp p 24 576 MHz Waveform 1 IC1 qh REC PB MA 402 BOARD 5 8 CN701 SEE PAGE 4 21 NK 11 BOARD SIDE A 1 669 815 12 12 05 NK 11 BOARD SIDE B 1 669 815 12 12 05 ...

Страница 49: ...466 S468 JL466 XX R470 S463 XX 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 1500 R475 S481 S482 S483 S484 S485 EJECT REC REW STOP PLAY MA 402 7 8 CN412 SEE PAGE 4 25 XX XX XX XX XX XX There are few cases that the part printed on this diagram isn t mounted in this model DM 98 BOARD VIDEO SYSTEM CONTROL SERVO HI FI TUNER MODE CONTR...

Страница 50: ...P 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 IC101 1 25 H...

Страница 51: ...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...

Страница 52: ... 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 ...

Страница 53: ...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 ground Clock sign...

Страница 54: ... Digital ground demodulator circuitry 37 N C Not used 38 N C Not used 39 EXTI R I External audio input right channel 40 EXTI L I External audio input left channel 41 V REF2 I Analog reference voltage digital to analog converter and operational amplifiers 42 N C Not used 43 VDD A3 Analog power supply 5V operational amplifiers 44 VSS A3 Analog ground operational amplifiers 5 7 ZWEITON PROCESSOR PIN ...

Страница 55: ...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 REW 7 LOW SPE...

Страница 56: ...lowing diagram Fig 7 2 1 During the adjustment see the Parts Arrangement Diagram for Adjustments on Page 7 6 Fig 7 2 2 2 1 4 AlignmentTapes Alignment Tape KRV 51N2 KRV 51P 2 1 3 Set up of Adjustment In this adjustment PAL or NTSC pattern generator is connected with LINE input signal terminal When checking with tuner connected AERIAL terminal Check that the amplitudes of video signal SYNC signal of...

Страница 57: ...ltage meets its specified value Power supply adjustment Servo system adjustment Audio system adjustment Tuner system adjustment 2 3 SERVO SYSTEM ADJUSTMENT 2 3 1 RF Switching Position Adjustment MA 402 BOARD Purpose Adjust the interval between A ch and B ch of tape playback output Improve the interchangeability with other tapes and sets When it is out of order the interval appears on the screen th...

Страница 58: ...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 LP mode Signal 400 Hz 17 5 dBs 20 Hz 17 5 dBs 20 kHz 17 5 dBs Measurement point Audio output terminal Measurem...

Страница 59: ...Frequency 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 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 equipmen...

Страница 60: ... Overall S N Check 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 ...

Страница 61: ...6 PARTS ARRANGEMENT DIAGRAM FOR ADJUSTMENTS MA 402 BOARD Side A JL625 JL614 JL615 JL604 JL611 JL618 JS401 IC701 RV701 CN202 CN412 7 6E GK 12 BOARD Side A RV001 IC001 1 11 33 34 44 22 12 23 SEPARATION ADJ ...

Страница 62: ...part number specified Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié V I D E O 1 3 3 2 5 4 5 8 9 7 9 10 6 not supplied not supplied Ref No Part No Description Remarks Ref No Part No Description Remarks 1 A 6705 351 A PANEL ASSY FRONT 2 3 067 734 01 SPRING GE FL 3 4 921 277 41 SCREW B2 6 x 8 TAPPING BIND 4 A 671...

Страница 63: ...OMPLETE PWB LF1AS 53 3 970 605 21 SUMITITE B3 BV 54 1 757 551 11 CABLE FLAT FMD 022 55 A 6713 875 A NK 11 BOARD COMPLETE PWB LF1MI 55 A 6713 872 A GK 12 BOARD COMPLETE PWB LF1AS 56 1 757 551 11 CABLE FLAT FAC 009 57 X 3951 402 1 PANEL ASSY REAR 58 3 064 638 01 PANEL REAR 59 X 3950 969 1 TC N17S ASSY SL 60 3 063 782 01 TC N17S HOLDER SL 61 3 342 512 21 SCREW B1 7 X 3 5 TAPPING 1 7 685 648 79 SCREW ...

Страница 64: ...D 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 3 063 756 01 G...

Страница 65: ...EC PROOF 757 3 977 487 01 BOSS TG1 FULCRUM 758 X 3950 966 1 TG1 ASSY SL 759 3 063 958 01 SPRING COMP SL PEND 760 3 067 432 01 SPRING TG1 TENSION COIL 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 X 3949 910 2 ROLLER ASSY GUIDE 767 A 6746 074 G ROLLER BLOCK ASSY HC 768 X...

Страница 66: ...77 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 824 X 3948 1...

Страница 67: ...7 823 11 CERAMIC CHIP 0 47uF 10 16V C022 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V C023 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V CONNECTOR CN001 1 691 183 11 CONNECTOR BOARD TO BOARD 13P IC IC001 8 759 579 30 IC TDA9873H V1 518 JUMPER RESISTOR JS002 1 216 295 00 METAL CHIP 0 5 1 10W JS003 1 216 295 00 METAL CHIP 0 5 1 10W RESISTOR R001 1 216 295 00 METAL CHIP 0 5 1 10W R002 1 216 295 00 METAL CHIP 0 ...

Страница 68: ... 50V C111 1 163 234 11 CERAMIC CHIP 20PF 5 50V C112 1 164 489 11 CERAMIC CHIP 0 22UF 10 16V C113 1 164 004 11 CERAMIC CHIP 0 1UF 10 25V C114 1 104 664 11 ELECT 47UF 20 25V C141 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C142 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C143 1 164 004 11 CERAMIC CHIP 0 1UF 10 25V C151 1 164 505 11 CERAMIC CHIP 2 2UF 16V C152 1 126 163 11 ELECT 4 7UF 20 50V C154 1 126 163 1...

Страница 69: ...6 160 11 ELECT 1UF 20 50V C318 1 126 964 11 ELECT 10UF 20 50V C319 1 126 964 11 ELECT 10UF 20 50V C320 1 126 964 11 ELECT 10UF 20 50V C322 1 126 964 11 ELECT 10UF 20 50V C323 1 163 038 00 CERAMIC CHIP 0 1UF 25V C324 1 164 232 11 CERAMIC CHIP 0 01UF 10 50V C326 1 164 489 11 CERAMIC CHIP 0 22UF 10 16V C327 1 164 489 11 CERAMIC CHIP 0 22UF 10 16V C328 1 164 489 11 CERAMIC CHIP 0 22UF 10 16V C350 1 12...

Страница 70: ...07 1 124 589 11 ELECT 47UF 20 16V CONNECTOR CN001 1 750 152 11 PIN CONNECTOR 13P CN031 1 766 716 11 CONNECTOR BOARD TO BOARD 3P CN051 1 794 861 11 CONNECTOR BOARD TO BOARD 8P CN072 1 766 978 31 CONNECTOR FFC FPC 5P CN072 1 784 484 11 CONNECTOR FFC FPC 5P CN105 1 506 470 11 PIN CONNECTOR 5P CN201 1 766 984 41 CONNECTOR FFC FPC 11P CN201 1 784 490 11 CONNECTOR FFC FPC 11P CN202 1 560 892 00 PIN CONN...

Страница 71: ...R037 1 216 295 00 SHORT 0 JR038 1 216 295 00 SHORT 0 JR039 1 216 295 00 SHORT 0 JR040 1 216 295 00 SHORT 0 JR041 1 216 295 00 SHORT 0 JR042 1 216 295 00 SHORT 0 JR043 1 216 295 00 SHORT 0 JR044 1 216 295 00 SHORT 0 JR045 1 216 295 00 SHORT 0 JR046 1 216 295 00 SHORT 0 JR047 1 216 295 00 SHORT 0 JR101 1 216 296 00 SHORT 0 JR102 1 216 296 00 SHORT 0 JR103 1 216 296 00 SHORT 0 JR104 1 216 296 00 SHOR...

Страница 72: ... 51 LINK IC PS661 1 576 384 21 LINK IC TRANSISTOR Q001 8 729 043 84 TRANSISTOR PT380F3 Q002 8 729 043 84 TRANSISTOR PT380F3 Q003 8 729 281 53 TRANSISTOR 2SC1815GR TPE2 Q151 8 729 421 22 TRANSISTOR UN2211 TX SLV LF1MI Q152 8 729 424 08 TRANSISTOR UN2111 TX SLV LF1MI Q153 8 729 422 27 TRANSISTOR 2SD601A QRS TX Q171 8 729 421 22 TRANSISTOR UN2211 TX Q172 8 729 424 02 TRANSISTOR 2SB709A QRS TX Q174 8 ...

Страница 73: ...0K 5 1 4W R125 1 249 437 11 CARBON 47K 5 1 4W R126 1 216 049 00 RES CHIP 1K 5 1 10W R127 1 216 073 00 RES CHIP 10K 5 1 10W R128 1 216 073 00 RES CHIP 10K 5 1 10W R129 1 249 441 11 CARBON 100K 5 1 4W R130 1 216 049 00 RES CHIP 1K 5 1 10W R131 1 249 429 11 CARBON 10K 5 1 4W R132 1 249 429 11 CARBON 10K 5 1 4W R133 1 216 121 11 RES CHIP 1M 5 1 10W R142 1 247 887 00 CARBON 220K 5 1 4W R143 1 216 113 0...

Страница 74: ...W SLV LF1AS R384 1 216 089 00 RES CHIP 47K 5 1 10W SLV LF1AS R386 1 216 057 00 RES CHIP 2 2K 5 1 10W R387 1 216 057 00 RES CHIP 2 2K 5 1 10W R400 1 216 021 00 RES CHIP 68 5 1 10W R404 1 249 437 11 CARBON 47K 5 1 4W R405 1 249 437 11 CARBON 47K 5 1 4W R410 1 249 403 11 CARBON 68 5 1 4W R411 1 249 419 11 CARBON 1 5K 5 1 4W R414 1 216 061 91 RES CHIP 3 3K 5 1 10W R415 1 216 065 00 RES CHIP 4 7K 5 1 1...

Страница 75: ...3579 545KHz A 6713 875 A NK 11 BOARD COMPLETE SLV LF1MI CAPACITOR C003 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C004 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V C005 1 107 823 11 CERAMIC CHIP 0 47UF 10 16V 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 C...

Страница 76: ...R SLV LF1AS 1 757 665 11 CORD POWER SLV LF1MI 1 757 690 11 FLAT CABLE FMD 022 1 757 552 12 FLAT CABLE FDM 010 1 757 553 11 FLAT CABLE FDI 002 1 500 471 11 FE HEAD NK 11 A 6759 620 A HEAD BLOCK ASSY ACE 1 763 572 11 MOTOR DC X 3950 970 1 MOTOR ASSY CAM SL 1 796 012 11 DRUM ASSY DZH 0D1A R ACCESSORIES 3 067 159 11 MANUAL INSTRUCTION SLV LF1AS 3 067 158 11 MANUAL INSTRUCTION SLV LF1MI 1 476 685 11 RE...

Страница 77: ...SLV LX80S Ref No Part No Description Remarks Ref No Part No Description Remarks 8 16 77 SLV LF1 Sony Corporation Home Video Company 9 921 797 11 2001D0800 1 2001 4 Published by Quality Assurance Dept ...

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