Sony RMT-V256A Service Manual Download

Page: 66 / 84

7-6

7-1-5. MECHANISM DECK SECTION-3

820

821

822

823
824

825

801

833

832

M903

804

805

806

808

807

813

826

827

828

829

814

803

M902

815

809

810

811

812

802

803

816

817

818

803

819

#703

#701

835

830

Ref. No.

Part No.

Description

Remarks

Ref. No.

Part No.

Description

Remarks

801

3-977-437-01 RETAINER,CAM MOTOR

802

X-3947-584-1 ASSY, REEL DIRECT

803

3-977-443-01 WASHER, STOPPER

804

3-977-438-01 WORM - WHEEL

805

3-977-506-01 ARM, LIMITTER SELECTION

806

3-977-444-01 GEAR, PINCH TRANSMISSION

807

3-977-515-01 GUIDE, FL SLIDER

808

3-977-517-01 PLATE, SLIDE, FL

809

3-977-519-01 SPRING, TENS. (LIMIT, FL)

810

3-977-518-02 PLATE, LIMITTER, FL

811

3-977-516-01 HOLDER, FL SLIDER

812

3-977-877-01 PLATE, RETAINER

813

3-977-504-01 GEAR, CLUTCH

814

X-3947-585-1 GEAR ASSY, PULLEY

815

3-977-510-01 BELT, RUBBER

816

3-977-440-01 WASHER, STOPPER

817

3-977-439-01 GEAR, CAM

818

3-977-442-01 SLIDER

819

3-977-455-01 GEAR, LOADING (T)

820

3-977-456-03 SPRING, TORSION (LOAD T)

821

X-3947-579-1 LEVER ASSY, LOADING (T)

822

3-977-451-01 GEAR, LOADING (S)

823

3-977-452-01 SPRING, TORSION (LOAD S)

824

X-3947-578-1 LEVER ASSY, LOADING (S)

825

X-3947-576-2 CHASSIS ASSY, MECHANICAL

826

3-977-468-01 SHAFT, CAPSTAN BRAKE

827

3-977-467-02 SPRING, CAP BRAKE

828

X-3947-583-1 BRAKE ASSY, CAPSTAN

829

3-977-489-01 ARM, TG1 DRIVING

830

A-6759-616-A GEAR BLOCK ASSY, LOADING (S)

832

1-766-723-21 CONNECTOR, BOARD TO BOAR 3P

833

3-977-436-01 WORM

835

3-989-917-01 SPACER (REC PROOF)

M902

1-698-971-11 MOTOR, DC

M903

X-3947-577-1 MOTOR ASSY, CAM

Summary of Contents for RMT-V256A

Page 1: ...50 SE70EE EG EN SE80 SX70EN SX80VC MODEL LINE 2 IN VIDEO IN phono jack 1 Input signal 1 Vp p 75 ohms unbalanced sync negative AUDIO IN phono jack 2 EXCEPT SE50 AUDIO IN phono jack 1 SE50 MODEL Input level 327 mVrms Input impedance more than 47 kilohms EXCEPT AE1 AE2 EE SE35 LINE 2 IN SE60NP SE70B EX NP1 NP2 UX VC1 VC2 SX70B VC SX60 LINE 3 IN SE50EG SE70EG EN SE80 SX70EN SX80 21 pin Video input pin...

Page 2: ...o not touch the soldering iron on the same conductor of the circuit board within 3 times Be careful not to apply force on the conductor when soldering or unsoldering SAFETY CHECK OUT After correcting the original service problem perform the following safety checks before releasing the set to the customer SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH MARK ON THE ...

Page 3: ...UR IN 2nd C 2nd LINE THROUGH LINE2 OUT SMARTLINK VCR G code Show V V ACS ACA PDC VPS ITP DIMMER SECURITY FUNCTION CTL MUTE TUNER EE MUTE APC ARC NEW PICTURE IMP SYSTEM 1 STEREO SYSTEM 2 STEREO CATV RF OUT SYS Hi Fi STEREO SIMULATED STEREO New DIAL RECORDING INDEX SEARCH RMT AUDIO DUB NAME SE50EE OSD mono 2 3 DK BG K G RMT V259B SE60AE1 SE60AE2 OSD 3 BG ZWEI G RMT V256A SE60NP OSD SW C 3 BG N Z G R...

Page 4: ...ATED STEREO FRONT IN AUDIO OUT2 EUR IN 2nd C 2nd LINE THROUGH LINE2 OUT SMARTLINK VCR G code Show V V ACS ACA PDC VPS ITP DIMMER SECURITY FUNCTION CTL MUTE TUNER EE MUTE APC ARC NEW PICTURE IMP SYSTEM 1 STEREO SYSTEM 2 STEREO CATV RF OUT SYS Hi Fi STEREO SIMULATED STEREO New DIAL RECORDING INDEX SEARCH RMT AUDIO DUB NAME SE80EN OSD SW IN Show V PDC VPS 3 DK N Z BG N Z K G RMT V259B SE80EG OSD SW I...

Page 5: ... AUDIO TIMER FUNCTION EDIT REMOTE COMMANDER 4Head VIDEO Hi Fi STEREO SECAM REC PB ME SECAM REC PB BODY COLOR TV BLACK CE SOCCER CLICK SHUTTLE JOG NewDial EDIT ARC TIMER RECORDING SIMULATED STEREO FRONT IN AUDIO OUT2 EUR IN 2nd C 2nd LINE THROUGH LINE2 OUT SMARTLINK VCR G code Show V V ACS ACA PDC VPS ITP DIMMER SECURITY FUNCTION CTL MUTE TUNER EE MUTE APC ARC NEW PICTURE IMP SYSTEM 1 STEREO SYSTEM...

Page 6: ... 13 MA 339 5 7 TUNER SCHEMATIC DIAGRAM 4 15 MA 339 6 7 INPUT OUTPUT SCHEMATIC DIAGRAM 4 17 MA 339 7 7 POWER SUPPLY SCHEMATIC DIAGRAM 4 19 FR 152 MODE CONTROL KK 17 TIMER DM 82 OPERATION SWITCHES SU 5 SURROUND PRINTED WIRING BOARDS 4 21 FR 152 MODE CONTROL KK 17 TIMER DM 82 OPERATION SWITCHES SU 5 SURROUND SCHEMATIC DIAGRAM 4 23 POWER BLOCK SRV878EK SWITCHING REGURATOR PRINTED WIRING BOARD 4 25 POW...

Page 7: ... off loading 4 FF 14 RVS pause 24 Mecha error Power on 5 REW 15 RVS x1 25 Power on eject initial 6 REC 16 RVS x2 26 Power off eject initial 7 REC pause 17 REV 27 APC REC 8 Power on stop 18 Power off initial 28 Cas loading 9 PB 19 Mecha error Power off No auto PB check 0 No error 1 Cam encoder error Loading direction 2 Cam encoder error Unloading direction 3 T reel error 4 S reel error 5 Capstan er...

Page 8: ...om line in Select the programme position of the TV Adjust the volume of the TV Press I u TV VIDEO Programme number buttons PROG Á PROG 1 2 3 4 5 6 7 8 9 0 Getting Started Getting Started 7 Notes With normal use the batteries should last about three to six months If you do not use the remote commander for an extended period of time remove the batteries to avoid possible damage from battery leakage ...

Page 9: ... the following SMARTLINK features Preset Download You can download your TV tuner preset data to this VCR and tune the VCR according to that data in Auto Set Up This greatly simplifies the Auto Set Up procedure Be careful not to disconnect the cables or exit the Auto Set Up function during the procedure See Setting up the VCR with the Auto Set Up function on page 14 SMARTLINK 3 Connect LINE 1 TV on...

Page 10: ... not supplied LINE 3 IN Signal flow Signal flow Getting Started 14 Step 4 Setting up the VCR with the Auto Set Up function Before using the VCR for the first time set up the VCR using the Auto Set Up function With this function you can set TV channels guide channels for the VIDEO Plus system the RF channel and VCR clock automatically AUTO SET UP Hold down AUTO SET UP on the VCR for more than three...

Page 11: ...light SETTINGS and press OK 2 Press to highlight LANGUAGE then press OK 3 Press to highlight the desired language then press OK MENU OK PLAY OK PLAY OK PLAY SET SELECT OK MENU EXIT SETTINGS RETURN TUNER CLOCK LANGUAGE SET SELECT OK MENU EXIT LANGUAGE DEUTSCH FRANÇAIS ITALIANO ESPAÑOL PORTUGUÊS NEDERLANDS ENGLISH continued Getting Started 18 4 Press MENU to exit the menu Tip If you want to return t...

Page 12: ... AFT Auto Fine Tuning setting switches to OFF Tip If you want to return to the previous menu highlight RETURN and press OK Note The menu disappears automatically if you don t proceed for more than a few minutes SET MENU EXIT TUNER C2 7 PROG CHANNEL SET AFT FINE TUNING RETURN 4 Getting Started 22 OK PLAY MENU EXIT CHANNEL LIST PROG 1 2 3 4 5 AAB CDE FGH C C C C 1 0 5 0 2 3 6 9 NAME CH C2 7 CONFIRM ...

Page 13: ... CONFIRM OK NEXT PROG SELECT A CHARACTER 1 2 3 4 5 AAB CDE FGH C C C C 1 0 5 0 2 3 6 9 NAME CH C2 7 MENU EXIT CHANNEL LIST CONFIRM OK NEXT PROG SELECT A CHARACTER 1 2 3 4 5 CAB CDE FGH C C C C 1 0 5 0 2 3 6 9 NAME CH C2 7 continued Getting Started 26 Changing disabling programme positions continued Disabling unwanted programme positions After presetting channels you can disable unused programme po...

Page 14: ... 9 TUE 0 0 0 SELECT 2 CONFIRM SET OK MENU EXIT CLOCK OFF AUTO ADJUST CLOCK PROG MANUAL ADJUST 8 9 1 9 9 9 TUE 8 0 0 SELECT 2 1 continued MENU MENU EXIT CLOCK OFF AUTO ADJUST CLOCK PROG MANUAL ADJUST 8 9 1 9 9 9 TUE 8 0 0 2 1 SET SELECT OK Getting Started 30 1 Press MENU then press to highlight SETTINGS and press OK 2 Press to highlight CLOCK then press OK AUTO ADJUST is highlighted 3 Press OK Chan...

Page 15: ...USE and I u on the VCR simultaneously for more than three seconds The entered personal code appears on the TV screen Press any button to enter normal viewing mode Note The menu disappears automatically if you don t proceed for more than a few minutes OK PLAY OK PLAY OK PLAY CLEAR MENU EXIT SECURITY FUNCTION PERSONAL CODE WB 1 5 7 8 CONFIRM SET OK SELECT MENU EXIT SECURITY FUNCTION PERSONAL CODE WB...

Page 16: ...ape with its safety tab in place 3 Press INPUT SELECT until a programme position number appears in the display window 4 Press PROG to select the programme position you want to record 5 Press SP LP to select the tape speed SP or LP LP Long Play provides recording time twice as long as SP however SP Standard Play produces better picture and audio quality 6 Press r REC to start recording The recordin...

Page 17: ... TIMER OPTIONS to VIDEO PLUS or VARIABLE in the OPTIONS 2 menu see page 67 TIMER CLEAR I u Programme number buttons OK p STOP 1 2 3 4 5 6 7 8 9 0 SET SELECT OK MENU EXIT TIMER METHOD STANDARD VIDEO PLUS MENU EXIT VIDEO PLUS SET 0 9 TUE 2 8 9 PLUS CODE continued Basic Operations 42 Recording TV programmes using the ShowView system continued 1 2 3 4 5 6 7 8 9 0 CLEAR MENU EXIT 1 2 4 6 TUE 2 8 9 VIDE...

Page 18: ...STANDARD then press OK When you set TIMER OPTIONS to STANDARD The TIMER menu appears on the TV screen TIMER 1 2 3 4 5 6 7 8 9 0 DATE CANCEL SET SELECT CLEAR MENU EXIT TIMER SP LP LIST TIME PROG TODAY SP VPS PDC OFF TUE 2 8 9 SET SELECT OK MENU EXIT TIMER METHOD STANDARD VIDEO PLUS continued Basic Operations 46 Setting the timer manually continued 2 Set the date start and stop times programme posit...

Page 19: ...e ring in jog mode Use this mode for frame by frame playback Press JOG to enter the jog mode The JOG button lights up If you change to the jog mode during any playback mode the playback pauses so you can see a still picture Each change in the shuttle ring position shifts the picture one frame To shift frames in reverse turn the shuttle ring anticlockwise The frame shift speed depends on the speed ...

Page 20: ...five seconds The indicator appears in the display window and the VCR stands by for recording Additional Operations 54 Setting the recording duration time After starting recording in the normal way you can have the VCR stop recording automatically after a specified duration 1 While recording press r REC The indicator appears in the display window 2 Press r REC repeatedly to set the duration Each pr...

Page 21: ...he mixed sound of left and right channels monaural continued Additional Operations 58 How sound is recorded on a video tape The VCR records sound onto two separate tracks Hi fi audio is recorded onto the main track along with the picture Monaural sound is recorded onto the normal audio track along the edge of the tape Stereo Usually mixed left right channels Normal audio track monaural Hi fi audio...

Page 22: ...n may not be available or the programme information may not appear Also if you record a long programme directly after a short programme the Smart Search information for the short programme may be deleted Blank space is measured from the end of the last recorded programme to the end of the tape However if you eject the tape then make a new recording on the same tape the original recorded programme ...

Page 23: ...OPC EDIT AUDIO MIX HIFI AUDIO AUTO LONG PLAY TAPE LENGTH ON OFF OFF NICAM OFF E1 8 0 RETURN RETURN SET SELECT OK MENU EXIT OPTIONS OPTIONS 1 OPTIONS 2 SET SELECT OK MENU EXIT OPTIONS 2 TIMER OPTIONS POWER SAVE RF MODULATOR TV DIRECT REC VARIABLE DIMMER OFF OFF ON ON RR NORMAL RETURN continued Additional Operations 66 Changing menu options continued Menu option OPC EDIT AUDIO MIX HIFI AUDIO AUTO LO...

Page 24: ...s P PAUSE again to resume recording Note If you start editing following the procedure above the VCR won t start recording with the OPC function To record a tape with the OPC function press r REC again during recording pause in step 3 so the VCR analyses the tape Then when you start editing in step 4 press P PAUSE after the OPC indicator stops flashing If you press P PAUSE before the OPC indicator ...

Page 25: ...O VPS SP PDC OPC TV continued Rear panel 1 Mains lead 9 12 2 AERIAL IN ANTENNE ENTREE connector 9 12 3 AERIAL OUT ANTENNE SORTIE connector 9 12 4 NTSC PB Play Back switch 35 5 LINE 3 IN ENTREE LIGNE 3 connector 13 68 6 LINE 1 TV LIGNE 1 TV connector 9 7 AUDIO OUT R right L left SORTIE AUDIO D G jacks 13 78 Additional Information Index to parts and controls continued Remote commander 1 6 EJECT butt...

Page 26: ... screws case 1 Two screws case Case 3 Connector From CN501 on MA 339 board 4 Hooks 4 Hooks 4 Hooks 3 Flat cable From CN160 on MA 339 board 5 Front panel block assembly 2 Front panel assembly 1 Five screws B2 6 8 1 Two screws B2 6 8 3 Flat cable From CN420 on FR 152 board 3 Frexible board From CN450 on DM 82 board 1 Six screws B2 6 8 FR 152 board KK 17 board SE80B NP UX VC1 VC2 SX80 SU 5 board SE50...

Page 27: ... 339 BOARD WITH S MECHANISM DECK 2 Hooks 3 Rear panel 1 Release cable stopper from rear panel 2 Hooks 2 Hooks 2 Hooks 1 1 3 Power block 5 MA 339 board with S mechanism deck 4 Three screws 2 Two screws 2 Screw 2 Two screws 4 Two screws a a ...

Page 28: ...2 3 2 5 S MECHANISM DECK 1 Flexible board From CN260 on MA 339 board 4 Screw 3 12 2 Screw 3 12 4 Screw 3 12 MD base R MA 339 board SE 77 board S mechanism deck 5 MD base R MD base M ...

Page 29: ...block assembly A 6775 052 A M901 Drum Assembly DZH 86A R 1 759 373 22 EXCEPT SE35 SE50 SE70B SE80B SX70B MODEL DZH 92B R 1 759 793 11 SE35 MODEL DZH 93B R 1 759 795 11 SE50 MODEL DZH 98A R 1 759 557 21 SE70B SE80B SX70B MODEL 2 6 INTERNAL VIEWS Top View Bottom View M902 DC motor capstan 1 698 971 11 Rubber belt 3 977 510 01 M903 Cam motor assembly X 3947 577 1 ...

Page 30: ... 339 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 152 MODE CONTROL DM 82 OPERATION SWITCHES POWER BLOCK SRV878EK SE 77 SLV SE70B SE80B SX70B SECAM KK 17 SLV SE80B SE80NP SE80UX SE80VC1 SE80VC2 SX80 TIMER SU 5 SLV SE50EE SURROUND ...

Page 31: ...N KEY FUNCTION DM 82 BOARD DMS 16 Y 1 2 Q VD IC161 EEPROM 2 2 PUSH TURN DIAL TIMER S410 KK 17 BOARD DRIVE FL IC420 FUNC KEY 1 2 S401 403 407 KKP S450 459 20 15 11 7 CN500 B G R V IN 7 11 15 20 V IN R G B CN570 19 3 1 10 LINE 1 OUT LINE 1 IN LINE 3 IN RR PROC BUFF CN500 AV LINK CN500 LINE 1 IN 6 2 A L A R AFM REC PB AMP IC340 CN570 LINE 3 IN FULL ERASE OSC T330 Q330 TU L TU R TU M MOD V MOD A TU VI...

Page 32: ...SCON BLOCK CLP 38 CLP 29 AGC 6dB AMP 6dB AMP 25 23 SERIAL DECODER A MUTE BUFFER Q202 DE EMPH 27 16 17 MOD V TO SYSCON SEE PAGE 3 5 SEE PAGE 4 29 SEE PAGE 3 5 SEE PAGE 3 5 SEE PAGE 3 7 SEE PAGE 4 23 SEE PAGE 3 5 SEE PAGE 4 7 9 17 SEE PAGE 3 5 SEE PAGE 3 5 BLOCK TU701 6 BUFFER OSD 5 AV ADJ ADJ SW S160 BUFFER Q510 BUFFER Q850 SDA 5 SCL 4 CVBS 17 DAVN 9 IC850 VPS PDC PDC DAV IN 59 Y C MIX KIL B D NAP ...

Page 33: ...LE DM 82 BOARD CN401 3 2 1 A D2 IN KKP KKP 1 2 3 BOARD KK 17 DIAL TIMER PUSH TURN S410 12 KKP 11 KKP 74 14V CONT TO POWER BLOCK 31 EEP IIC CLK 32 EEP IIC DATA 5 6 EEPROM IC161 4 FOR CHECK CN262 HEAD CTL CTL CTL AMP OUT 97 FROM AV LINK 85 FROM AV LINK TO AV LINK 73 TO AV LINK AV CONT 21 AV CONT Q800 804 A MUTE IC200 95 99 AF REC P IC340 4 IC360 40 IC340 1 FULL ERS 23 FULL ERS Q332 B L660 3 TU AFT 6...

Page 34: ...SW Q320 FL500 FL501 MUTE SW A MUTE IC162 63 FROM SYSCON BLOCK MUTE Q591 Q592 AUDIO OUT VREF 80 REC H IC200 96 FROM VIDEO BLOCK R 3 EXSEPT 35 50 MODEL FROM SYSCON BLOCK ERASE 1 FULL HEAD CN300 MODEL 35 60 70 X70 50 80 X80 MODEL 3 CN480 CN501 L R 3 3 5 5 JS494 50 ONLY 80 X80 MODEL 70 EE EG EN X70 EN 50 ONLY 6 2 A R A L CN570 LINE 3 IN FL570 FL571 JS500 JS571 JS366 35 50 MODEL 50 EG ONLY EXSEPT 35 50...

Page 35: ... Q607 608 D603 NA 5V REG Q609 L001 IC001 RR PROC VCC 5 PS330 FE BIAS OSC T330 Q331 332 BIAS SWITCH Q320 ERASE OSC T320 Q321 IC320 HEAD SW VCC 1 L341 12V 35 AUDIO PROC HIFI IC360 L360 ALL 5V 13 VIDEO R P AMP IC260 L270 D100 T E LED NA 5V C 5V CONT 75 L161 SW12V CONT 65 MODE CONT 10 POWER CONT1 P SAVE CONT1 POWER CONT2 30V 16 30V 7 BB 5V 1 L750 D750 5V 25 L701 SW Q751 752 5V 14 L751 MB 5V 4 Q800 804...

Page 36: ...stination 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 2 non flammable resistor 1 fusible resistor C panel designation internal component U B Line V B Line Circled numbers refer to waveforms Readings are taken with a color bar signal input Voltage are dc between ground and m...

Page 37: ...mVp p 240mVp p H 240mVp p 4 4Vp p 440mVp p 700mVp p 2 2Vp p 400mVp p H H H H H H H 2 3Vp p T330 6 REC 70kHz 10kHz 55Vp p IC162 32kHz OUT IC162 ª IC162 OSC CHARA OUT ª IC162 º DRUM PG 3 1Vp p 5 0Vp p 4 6Vp p 4 6Vp p 23 3MHz 40msec º IC162 ª DRUM FG 4 2Vp p 300Hz 17 734475kHz OUT IC162 CAP FG IC162 CTL IN REC IC162 º IC162 ª 4 5Vp p 5 0Vp p 4 6Vp p 5 0Vp p 757Hz 25Hz 450msec 1 4sec T REEL TAPE TOP P...

Page 38: ...SLV SE35 SE50 SE60 SE70 SE80 SX60 SX70 SX80 4 1 FRAME SCHEMATIC DIAGRAM 4 3 4 4 FRAME SCHEMATIC DIAGRAM ...

Page 39: ...90 J 11 D591 J 11 D603 E 1 D604 B 4 D605 B 4 D700 E 13 D702 I 12 D710 G 13 D711 D 13 D712 F 13 D750 C 13 D800 C 6 IC001 H 3 IC130 A 2 IC160 D 9 IC161 D 8 IC162 C 9 IC200 F 4 IC260 H 8 IC320 G 5 IC340 H 10 IC360 F 11 IC580 H 11 IC601 C 13 IC850 B 12 IC870 J 12 IC970 D 2 Q100 D 10 Q101 D 1 Q102 D 5 Q200 H 4 Q201 G 3 Q202 E 4 Q203 E 4 Q204 H 3 Q205 I 2 Q320 G 6 Q321 G 6 Q330 F 10 Q331 F 9 Q332 E 9 Q3...

Page 40: ...or printed wiring board Refer to page 4 2 for waveforms REC PB AMP MA 339 1 7 MA 339 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 152 MODE CONTROL DM 82 OPERATION SWITCHES POWER BLOCK SRV878EK SE 77 SLV SE70B SE80B SX70B SECAM KK 17 SLV SE80B SE80NP SE80UX SE80VC1 SE80VC2 SX80 TIMER SU 5 SLV SE50EE SURROUND R349 4700 CUTTING PICTURE SOUND Q340 PDTC144EK 115 ...

Page 41: ...DIO SCHEMATIC DIAGRAM Ref No MA 339 Board 1 000 Series 4 9 4 10 VIDEO NORMAL AUDIO MA 339 2 7 0 022µ Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Note Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Page 42: ... for printed wiring board Refer to page 4 2 for waveforms 4 11 4 12 SERVO SYSTEM CONTROL MA 339 3 7 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Note Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Page 43: ...rd MA 339 4 7 AFM AUDIO SCHEMATIC DIAGRAM Ref No MA 339 Board 1 000 Series 4 13 4 14 AFM AUDIO MA 339 4 7 SE35 SE50 MODEL SE50 MODEL EXCEPT SE50 EG 0 0 0 11 7 11 7 11 7 5 8 6 5 6 5 6 5 6 5 0 6 5 6 5 6 5 6 5 6 5 11 9 6 5 6 5 6 5 5 8 5 8 5 8 5 8 11 9 5 8 5 8 5 8 5 8 11 7 11 7 11 7 7 0 6 2 6 2 6 5 11 8 0 0 5 0 ...

Page 44: ...e 4 5 for printed wiring board 4 15 4 16 TUNER MA 339 5 7 0 0 0 1 3 2 5 3 1 1 3 Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Note Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Page 45: ...0 For schematic diagram Refer to page 4 5 for printed wiring board MA 339 6 7 INPUT OUTPUT SCHEMATIC DIAGRAM Ref No MA 339 Board 1 000 Series 4 17 4 18 INPUT OUTPUT MA 339 6 7 2 5 1 8 2 5 1 8 D514 MTZJ 13 D514 MTZJ 13 D576 MTZJ 13 SE50 EG MODEL ...

Page 46: ...inted wiring board 4 19 4 20 POWER SUPPLY MA 339 7 7 EK AE1 AE2 EE SE35 MODEL AE1 AE2 EE SE35 MODEL Note The components identified by mark or dotted line with mark are critical for safety Replace only with part number specified Note Les composants identifiés par une marque sont critiques pour la sécurité Ne les remplacer que par une pièce portant le numéro spécifié ...

Page 47: ...rt printed on this diagram isn t mounted in this model 4 22 MODE CONTROL FR 152 TIMER KK 17 OPERATION SWITCHES DM 82 MA 339 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 152 MODE CONTROL DM 82 OPERATION SWITCHES POWER BLOCK SRV878EK SE 77 SLV SE70B SE80B SX70B SECAM KK 17 SLV SE80B SE80NP SE80UX SE80VC1 SE80VC2 SX80 TIMER SU 5 SLV SE50EE SURROUND FR 152 BOARD D400 B 12 D403 A 2 D404 A 2 D48...

Page 48: ...ERATION SWITCHES SU 5 SURROUND SCHEMATIC DIAGRAM Ref No FR 152 Board 2 000 Series KK 17 Board 3 000 Series DM 82 Board 4 000 Series SU 5 Board 5 000 Series For schematic diagram Refer to page 4 2 for waveforms 4 23 MODE CONTROL FR 152 TIMER KK 17 OPERATION SWITCHES DM 82 SURROUND SU 5 ...

Page 49: ...C PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 152 MODE CONTROL DM 82 OPERATION SWITCHES POWER BLOCK SRV878EK SE 77 SLV SE70B SE80B SX70B SECAM KK 17 SLV SE80B SE80NP SE80UX SE80VC1 SE80VC2 SX80 TIMER SU 5 SLV SE50EE SURROUND SUB BOARD CONDUCTOR SIDE VR251 R252 D254 D253 C254 PS251 C253 C252 C251 D252 D251 R251 C157 L151 Q151 R154 C152 C151 R152 R151 R153 D151 R157 D156 D155 D154 R158 R170 D15...

Page 50: ...0 16 C204 100 16 R203 180 2 R205 2 2K R206 1 5K Q204 2SC1740 C206 47 35 C207 22 50 C205 22 50 D253 D3S4M C253 1200 10 R261 1K PC151 PS2561 2 2 IC251 SHUNT REG AN1431T D254 AU02Z R266 CN251 1 2 3 3K C261 0 22 VR251 5K R263 18K R264 15K C202 470 10 R207 220 D203 RD5 1ES D204 1SS119 D205 1SS119 R208 220 R209 220 Q205 2SD2394 PS201 1 6A PS202 2A L202 10uH R210 1K C208 470 10 C254 470 16 PS251 750mA CN...

Page 51: ...SLV SE35 SE50 SE60 SE70 SE80 SX60 SX70 SX80 SE 77 SECAM VIDEO SIGNAL PROCESSOR SCHEMATIC DIAGRAM Ref No SE 77 Board 1 000 Series 4 29 4 30 SECAM VIDEO SIGNAL PROCESSOR SE 77 ...

Page 52: ... on this diagram isn t mounted in this model SECAMVIDEO SIGNAL PROCESSOR SE 77 MA 339 REC PB AMP VIDEO AUDIO SERVO SYSTEM CONTROL TUNER FR 152 MODE CONTROL DM 82 OPERATION SWITCHES POWER BLOCK SRV878EK SE 77 SLV SE70B SE80B SX70B SECAM KK 17 SLV SE80B SE80NP SE80UX SE80VC1 SE80VC2 SX80 TIMER SU 5 SLV SE50EE SURROUND SLV SE35 SE50 SE60 SE70 SE80 SX60 SX70 SX80 ...

Page 53: ...ERAL CIRCUIT INTERFACE MA 339 BOARD IC162 1 25 Hz pulse 2 Pulse in period in proportion to tape speed 3 25 Hz H pulse 4 330 Hz pulse 5 Unstable period pulse 6 DC voltage 1 to 5V 7 Hi Z 2 5 V Signal CTL IN DRM PG DRM FG CAP FG CAP RVS CAP ERR DRM ERR Pin No MA 339 IC162 MA 339 IC162 º MA 339 IC162 ª MA 339 IC162 MA 339 IC162 MA 339 IC162 MA 339 IC162 I O O I I I O O O STOP 7 3 4 H L H L L 6 FF 7 3 ...

Page 54: ... 3 CASSETTE LOADING H M 1 H L H L L 3 3 CASSETTE UNLOADING L M 1 H L H L L 3 3 TAPE THREADING H M L L H H 1 H L 2 3 4 4 TAPE UNTHREADING L M L L H H 1 H L 2 3 4 4 STOP M H H H L 1 H L H L 3 4 4 FF M H H L H 1 2 2 3 4 4 REW M H H L H 1 2 2 3 4 4 PB M H L L L 1 2 2 3 4 4 REC M H L L L 1 2 2 3 4 4 5 4 SYSTEM CONTROL SYSTEM CONTROL PERIPHERAL CIRCUIT INTERFACE MA 339 BOARD IC162 Signal RESET NICAM DAT...

Page 55: ...put RF modulator ON OFF control KKP 2 phase pulse B input KKP 2 phase pulse A input Pseudo VO output Remote control SIRCS signal input Head azimuth information SP EP head switching signal Identification signal of SP EP head output comparison detection Video RF switching pulse output HiFi switching pulse output End sensor LED output EURO 21 pin AV CONT signal output HiFi record control signal Full ...

Page 56: ... IC reset signal Tuner audio mute signal output Audio mute signal output Motor 12 V power control signal SW 12 V power control signal Chip selection signal for display tube driver SECAM ON signal surround audio control switched by destination Serial data out CH0 FLD Serial data in CH0 FLD Serial clock CH0 FLD I2C clock video HiFi tuner ARC modulator VPS DNR control I2C data video HiFi tuner ARC mo...

Page 57: ...out Ground X tal in RESET input Ground Ground Ground Ground Ground Ground FLD chip select signal out FLD IIC BUS data input Not connect FLD clock 14V 14V LED control signal input JOG LED control signal output Not Connect Grid terminal 1 Grid terminal 2 Grid treminal 3 Grid treminal 4 Grid treminal 5 Grid treminal 6 Segment terminal 17 Segment terminal 16 Segment terminal 15 Segment terminal 14 Seg...

Page 58: ... adjust the measuring instruments as shown in the following diagram Fig 6 2 1 2 1 3 Set up of Adjustment In this adjustment PAL pattern generator is connected with LINE 2 input terminal When check to tuner connectedAERIAL terminal Check that the synchronizing signal of theY signal has an amplitude of approximately 0 7V and that the burst signal has an amplitude of approximately 0 3 V and its wavef...

Page 59: ...Mode E E 38 V Check Measurement point CN600 pin 4 Specified value 35 0 to 41 0 V 13 V Check Measurement point CN600 pin 5 6 Specified value 12 5 to 14 5 V 12 V Check Measurement point IC601 pin 2 Specified value 11 0 to 13 0 V 6 V Check Measurement point CN600 pin Specified value 5 40 to 6 40 V 5 V Check Measurement point CN600 pin 2 3 Specified value 4 7 to 5 7 V MTR12 V Check Measurement point C...

Page 60: ...pe 2 Short CN262 pin 5 to Ground 3 Check that A P is indicated on FL display 4 Adjust so that part A becomes minimized at CH 5 Write data in EEPROM by pressing PAUSE button 6 The display changes to A H and the mode goes to the HiFi switching position Adjustment Fig 6 2 3 2 4 AUDIO SYSTEM ADJUSTMENT Adjust both L ch and R ch Connecting Instruments Fig 6 2 4 2 4 1 Hi Fi Audio System Adjustment Perfo...

Page 61: ... Hz 26 3 dBs to both L and R channels of Audio Line Input 2 Connect the audio level meter to CN500 Pin 3 3 Adjust the attenuator so that the audio level meter will indicate 26 3 dBs 4 Make recording in the SP mode 5 Set an audio line input signal to 4 kHz and make recording 6 Playback a recorded portion and measure output levels at 400 Hz and 4 kHz 7 Confirm that the 4 kHz playback output level wi...

Page 62: ...A 339 BOARD CONDUCTOR SIDE 6 6E LINE 3 IN Hi Fi SWP RF SWP CN570 CN341 CN262 12V CN500 C 5V LINE 1 TV IN OUT D603 CN600 5V 6V 38V 11V 13V MTR12V F F IC601 1 5 2 1 20 21 2 2 4 1 1 1 20 21 2 18 19 1 LINE 2 IN J480 FR 152 BOARD CONDUCTOR SIDE ...

Page 63: ...CH ROTARY 50 80 X80 14 A 6794 674 A SU 5A BOARD COMPLETE 50 EE 14 A 6794 668 A KK 17A BOARD COMPLETE 80 EXCEPT EG EN X80 15 3 053 383 01 HOLDER TIMER REC 80 B NP UX VC1 VC2 X80 16 1 790 327 11 CABLE FLAT FFK 2 50 EE 80 B NP UX VC1 VC2 X80 17 1 790 326 11 CABLE FLAT FFD 4 18 A 6791 794 A FR 152A BOARD COMPLETE 70 EE 80 EG EN 18 A 6791 786 A FR 152B BOARD COMPLETE 80 EXCEPT EG EN X80 18 A 6791 790 A...

Page 64: ...3 634 41 PANEL REAR 70 EG EN 80 EN X70 EN 54 3 053 634 51 PANEL REAR 50 EG 54 3 053 634 61 PANEL REAR 80 EG 54 3 053 634 71 PANEL REAR 70 EE 55 1 468 367 11 POWER BLOCK 56 A 6794 675 A SE 77A BOARD COMPLETE B 57 3 978 737 11 CUSHION FP RUBBER EXCEPT EE EG EN 701 3 977 509 01 WASHER THRUST 702 3 977 507 01 TABLE REEL S 703 3 977 508 01 TABLE REEL T 704 1 500 144 11 HEAD FE 705 3 977 495 01 SHAFT TG...

Page 65: ...57 3 977 487 01 BOSS TG1 FULCRUM 758 X 3947 587 1 TG1ASSY 759 X 3947 589 1 BAND ASSY TG1 760 3 977 488 01 SPRING POWER TENSION 761 A 6750 324 A SHUTTLE S BLOCK ASSY 762 X 3944 378 1 ROLLER ASSY GUIDE 763 3 965 178 01 SPRING 764 3 969 632 04 BASE DRUM 765 A 6750 328 E SHUTTLE T BLOCK ASSY 766 3 977 501 01 PLATE LUMINOUS 767 X 3943 899 8 GROUND ASSY SHAFT EXCEPT 35 50 770 1 759 373 22 DRUM ASSY DZH ...

Page 66: ...01 HOLDER FL SLIDER 812 3 977 877 01 PLATE RETAINER 813 3 977 504 01 GEAR CLUTCH 814 X 3947 585 1 GEAR ASSY PULLEY 815 3 977 510 01 BELT RUBBER 816 3 977 440 01 WASHER STOPPER 817 3 977 439 01 GEAR CAM 818 3 977 442 01 SLIDER 819 3 977 455 01 GEAR LOADING T 820 3 977 456 03 SPRING TORSION LOAD T 821 X 3947 579 1 LEVER ASSY LOADING T 822 3 977 451 01 GEAR LOADING S 823 3 977 452 01 SPRING TORSION L...

Page 67: ...53 1 216 057 00 METAL CHIP 2 2K 5 1 10W R454 1 216 037 00 METAL CHIP 330 5 1 10W R455 1 216 049 91 RES CHIP 1K 5 1 10W R456 1 216 055 00 METAL CHIP 1 8K 5 1 10W R457 1 216 057 00 METAL CHIP 2 2K 5 1 10W SWITCH S450 1 771 410 21 SWITCH TACT FF 35 60 70 X60 X70 S451 1 771 410 21 SWITCH TACT FF 50 80 X80 S452 1 771 410 21 SWITCH TACT PLAY 35 60 70 X60 X70 S453 1 771 410 21 SWITCH TACT STOP 35 60 70 X...

Page 68: ...ETAL CHIP 3 3K 5 1 10W R407 1 216 065 91 RES CHIP 4 7K 5 1 10W R408 1 216 071 00 METAL CHIP 8 2K 5 1 10W 50 70 EE 80 X80 R412 1 216 061 00 METAL CHIP 3 3K 5 1 10W R413 1 216 065 91 RES CHIP 4 7K 5 1 10W R414 1 216 069 00 METAL CHIP 6 8K 5 1 10W R415 1 216 077 00 METAL CHIP 15K 5 1 10W R420 1 216 295 91 SHORT 0 R421 1 216 295 91 SHORT 0 R422 1 216 049 91 RES CHIP 1K 5 1 10W R423 1 216 295 91 SHORT ...

Page 69: ...1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C101 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C102 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C103 1 128 057 11 ELECT 330uF 20 6 3V C105 1 163 009 11 CERAMIC CHIP 0 001uF 10 50V C107 1 124 589 11 ELECT 47uF 20 16V C113 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V C114 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V C115 1 163 038 91 CERAMIC CHIP 0 1uF 25V C120 1 163 021 9...

Page 70: ...10uF 20 16V C250 1 124 589 11 ELECT 47uF 20 16V C251 1 126 153 11 ELECT 22uF 20 6 3V C252 1 164 489 11 CERAMIC CHIP 0 22uF 10 16V C253 1 163 139 00 CERAMIC CHIP 820PF 5 50V B C254 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V 50 70 EE 80 X80 C255 1 163 031 11 CERAMIC CHIP 0 01uF 50V C271 1 163 021 91 CERAMIC CHIP 0 01uF 10 50V EXCEPT 35 C272 1 164 004 11 CERAMIC CHIP 0 1uF 10 25V EXCEPT 35 C275 1 163 02...

Page 71: ... 1 126 964 11 ELECT 10uF 20 50V EXCEPT 35 50 C386 1 126 964 11 ELECT 10uF 20 50V EXCEPT 35 50 C387 1 164 489 11 CERAMIC CHIP 0 22uF 10 16V EXCEPT 35 50 C388 1 124 261 00 ELECT 10uF 20 50V EXCEPT AE1 AE2 EE UX 35 50 C389 1 126 964 11 ELECT 10uF 20 50V EXCEPT AE1 AE2 EE UX 35 C500 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V C501 1 163 017 00 CERAMIC CHIP 0 0047uF 5 50V 50 EE 70 EE 80 EG C510 1 163 021 ...

Page 72: ...P 35 50 CN262 1 560 893 00 PIN CONNECTOR 5P CN300 1 506 468 11 PIN CONNECTOR 3P 35 60 70 X60 X70 CN301 1 506 469 11 PIN CONNECTOR 4P CN341 1 560 890 00 PIN CONNECTOR 2P EXCEPT 35 50 CN500 1 785 636 11 CONNECTOR SQUARE TYPE 21P LINE 1 TV CN501 1 568 954 11 PIN CONNECTOR 5P 70 EE EG EN 80 X70 EN X80 CN501 1 506 469 11 PIN CONNECTOR 4P 50 CN570 1 785 636 11 CONNECTOR SQUARE TYPE 21P LINE 3 IN EXCEPT ...

Page 73: ...OUT 50 EE JUMPER RESISTOR JR001 1 216 295 91 SHORT 0 50 EE JR002 1 216 295 91 SHORT 0 50 EE JR003 1 216 295 91 SHORT 0 JR004 1 216 295 91 SHORT 0 JR005 1 216 295 91 SHORT 0 EXCEPT 35 50 JR006 1 216 295 91 SHORT 0 JR007 1 216 295 91 SHORT 0 JR008 1 216 295 91 SHORT 0 JR009 1 216 295 91 SHORT 0 JR010 1 216 295 91 SHORT 0 JR011 1 216 295 91 SHORT 0 JR012 1 216 295 91 SHORT 0 50 EG JR013 1 216 295 91 ...

Page 74: ...R 115 Q203 8 729 216 22 TRANSISTOR 2SA1162 G Q204 8 729 043 29 TRANSISTOR PDTC144EK 115 B Q205 8 729 043 32 TRANSISTOR PDTA114EK 115 B Q320 8 729 804 41 TRANSISTOR 2SB1122 S Q321 8 729 802 91 TRANSISTOR 2SD879 Q330 8 729 012 31 TRANSISTOR 2SC4040 TL2 Q 50 80 X80 Q331 8 729 900 51 TRANSISTOR DTA114TK 50 80 X80 Q332 8 729 043 29 TRANSISTOR PDTC144EK 115 50 80 X80 Q340 8 729 043 29 TRANSISTOR PDTC144...

Page 75: ...UX R161 1 216 075 00 METAL CHIP 12K 5 1 10W 50 EG 60 NP 70 EX 80 B X60 R161 1 216 085 00 METAL CHIP 33K 5 1 10W 80 NP R161 1 216 067 00 METAL CHIP 5 6K 5 1 10W 80 EG R161 1 216 071 00 METAL CHIP 8 2K 5 1 10W 60 AE1 AE2 70 B UX X70 B R161 1 216 295 91 SHORT 0 70 EN VC1 VC2 X70 EN VC R161 1 216 053 00 METAL CHIP 1 5K 5 1 10W 70 EG R162 1 216 073 00 METAL CHIP 10K 5 1 10W R163 1 216 073 00 METAL CHIP...

Page 76: ...0 R300 1 216 089 91 RES CHIP 47K 5 1 10W R301 1 216 089 91 RES CHIP 47K 5 1 10W R303 1 216 063 91 RES CHIP 3 9K 5 1 10W R305 1 216 071 00 METAL CHIP 8 2K 5 1 10W R306 1 216 053 00 METAL CHIP 1 5K 5 1 10W R311 1 216 035 00 METAL CHIP 270 5 1 10W R312 1 216 109 00 METAL CHIP 330K 5 1 10W R313 1 216 047 91 RES CHIP 820 5 1 10W R314 1 216 073 00 METAL CHIP 10K 5 1 10W R318 1 216 067 00 METAL CHIP 5 6K...

Page 77: ... 100 5 1 10W 50 EE 70 EE 80 EG R524 1 249 407 11 CARBON 150 5 1 4W F 50 EE 70 EE 80 EG R541 1 216 025 91 RES CHIP 100 5 1 10W EXCEPT AE1 AE2 EE UX 35 R542 1 249 408 11 CARBON 180 5 1 4W F EXCEPT AE1 AE2 EE UX 35 R543 1 249 407 11 CARBON 150 5 1 4W F EXCEPT AE1 AE2 EE UX 35 R545 1 216 085 00 METAL CHIP 33K 5 1 10W EXCEPT AE1 AE2 EE UX 35 R546 1 216 089 91 RES CHIP 47K 5 1 10W EXCEPT AE1 AE2 EE UX 3...

Page 78: ...00 METAL CHIP 470 5 1 10W EXCEPT EE 35 50 R733 1 216 041 00 METAL CHIP 470 5 1 10W EXCEPT UX R754 1 216 049 91 RES CHIP 1K 5 1 10W R755 1 216 049 91 RES CHIP 1K 5 1 10W R756 1 216 073 00 METAL CHIP 10K 5 1 10W R757 1 216 049 91 RES CHIP 1K 5 1 10W R800 1 216 101 00 METAL CHIP 150K 5 1 10W EXCEPT 60 X60 R801 1 216 073 00 METAL CHIP 10K 5 1 10W EXCEPT 60 X60 R802 1 216 073 00 METAL CHIP 10K 5 1 10W ...

Page 79: ...126 934 11 ELECT 220uF 16V C204 1 126 933 11 ELECT 100uF 16V C205 1 126 965 11 ELECT 22uF 50V C206 1 126 947 11 ELECT 47uF 35V C207 1 126 965 11 ELECT 22uF 50V C208 1 126 925 11 ELECT 470uF 10V C251 1 126 967 11 ELECT 47uF 50V C254 1 126 935 11 ELECT 470uF 16V DIODE D101 9 880 927 01 DIODE 1N4005 D102 9 880 927 01 DIODE 1N4005 D103 9 880 927 01 DIODE 1N4005 D104 9 880 927 01 DIODE 1N4005 D151 8 71...

Page 80: ... B JR974 1 216 295 91 SHORT 0 B COIL L970 1 414 933 21 INDUCTOR 6 8uH B L971 1 414 945 21 INDUCTOR 27uH B L972 1 414 938 21 INDUCTOR 47uH B L973 1 414 938 21 INDUCTOR 47uH B L975 1 414 934 21 INDUCTOR 10uH B TRANSISTOR Q970 8 729 216 22 TRANSISTOR 2SA1162 G B Q972 8 729 043 32 TRANSISTOR PDTA114EK 115 B Q973 8 729 422 33 TRANSISTOR 2PD601AR 115 B Q974 8 729 422 33 TRANSISTOR 2PD601AR 115 B Q975 8 ...

Page 81: ...B 1 696 861 11 CORD CONNECTION 80 EG EN FOR AUDIO 1 5m 1 770 019 11 ADAPTOR CONVERSION PLUG 3P 70 EX UX 80 UX 1 782 213 11 CABLE CONNECTION 21P 80 X80 FOR EURO AV 1 5m 1 696 593 11 CORD CONNECTION PAL FOR RF 1 5m 3 865 147 11 MANUAL INSTRUCTION FRENCH 60 NP 3 865 147 11 MANUAL INSTRUCTION FRENCH 60 NP 3 865 147 21 MANUAL INSTRUCTION GERMAN 60 NP AE2 3 865 147 31 MANUAL INSTRUCTION ITALIAN 60 AE1 3...

Page 82: ... NP2 VC1 VC2 X70 VC 3 865 324 31 MANUAL INSTRUCTION ITALIAN 70 VC2 X70 VC 3 865 324 41 MANUAL INSTRUCTION DUTCH 70 NP2 VC2 X70 VC 3 865 324 51 MANUAL INSTRUCTION GREEK 70 VC2 3 865 325 11 MANUAL INSTRUCTION SPANISH 70 NP1 3 865 325 21 MANUAL INSTRUCTION PORTUGUESE 70 NP1 3 865 325 31 MANUAL INSTRUCTION SWEDISH 70 NP2 3 865 325 41 MANUAL INSTRUCTION DANISH 70 NP2 3 865 325 51 MANUAL INSTRUCTION FIN...

Page 83: ......

Page 84: ... 114 Sony Corporation Home A V Products Company 9 921 714 11 99B1663 1 Printed in Japan 1999 2 Published by Quality Assurance Dept Shinagawa SLV SE35 SE50 SE60 SE70 SE80 SX60 SX70 SX80 ...

Search results

Summary of Contents for RMT-V256A

Reviews:

Related manuals for RMT-V256A

Brands by name

Popular brands

Sony RMT-V256A, Service Manual

Search results

Summary of Contents for RMT-V256A

Reviews:

Related manuals for RMT-V256A

Brands by name

Popular brands