Sony RMT-V293A Service Manual Download | Manualshive

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5-1

SLV-LX40/LX50/LX60S/LX70S

5-1. SYSTEM CONTROL — MECHANISM BLOCK INTERFACE

(MA-405 BOARD IC160)

*1 “L” When erasing protection tab is bent. “H” when not bent.
*2 Pulse of period in proportion to reel rotating speed.
*3 Approx. 2 msec period “H” pluse when tape top or end is detected.
*4 Normally “L”. 2 msec period “H” puise when tape top or end is detected.
*5 Hi-Z

5-2. SYSTEM CONTROL — SERVO PERIPHERAL CIRCUIT INTERFACE

(MA-405 BOARD IC160)

*1. 30Hz pulse.
*2. Pulse of period in propotion to tape speed.
*3. 30Hz “H” pluse.
*4. 720 Hz pulse.
*5. Unstable period pulse.
*6. DC voltage 1 – 5V.
*7. Hi-Z (2.5V)

Signal

CTL IN+

DRUM PG

DRUM FG

CAP FG

CAP RVS

CAP ERR

DRUM ERR

Pin No.

MA-405 Board

IC160

og

MA-405 Board

IC160

o;

MA-405 Board

IC160

il

MA-405 Board

IC160

ij

MA-405 Board

IC160

ef

MA-405 Board

IC160

uh

MA-405 Board

IC160

uj

I/O

O

I

I

I

O

O

O

TAPE

THREADING

*7

*3

*4

*5

L

*6

*6

TAPE

UNTEREADING

*7

*3

*4

*5

H

*6

*6

STOP

*7

*3

*4

H/L

H/L

L

*6

REW

*7

*3

*4

*2

H

*6

*6

FF

*7

*3

*4

*2

L

*6

*6

PB

*7

*3

*4

*2

L

*6

*6

REC

*1

*3

*4

*2

L

*6

*6

SECTION 5

INTERFACE, IC PIN FUNCTION DESCRIPTION

Signal

CAM

MODE 1

MODE 2

MODE 3

MODE 4

REC PRF

T REEL

S REEL

END LED

T SENS

S SENS

Pin No.

MA-405 Board

IC160

ed

MA-405 Board

IC160

wl

MA-405 Board

IC160

wk

MA-405 Board

IC160

wj

MA-405 Board

IC160

wh

MA-405 Board

IC160

e;

MA-405 Board

IC160

8

MA-405 Board

IC160

ul

MA-405 Board

IC160

w;

MA-405 Board

IC160

7

MA-405 Board

IC160

6

I/O

O

I

I

I

I

I

I

I

O

I

I

EJECTED

*5

—

—

—

—

L

H/L

H/L

L

*3

*3

CASSETTE
LOARDING

H

—

—

—

—

*1

H/L

H/L

*3

*3

*3

CASSETTE

UNLOARDING

L

—

—

—

—

*1

H/L

H/L

*3

*3

*3

TAPE

THREADING

H

—

—

—

—

*1

H/L

*2

*3

*4

*4

TAPE

UNTEREADING

L

—

—

—

—

*1

H/L

*2

*3

*4

*4

STOP

*5

H

L

H

H

*1

H/L

H/L

*3

*4

*4

REW

*5

H

L

H

L

*1

*2

*2

*3

*4

*4

FF

*5

H

L

H

L

*1

*2

*2

*3

*4

*4

PB

*5

H

H

L

L

*1

*2

*2

*3

*4

*4

REC

*5

H

H

L

L

*1

*2

*2

*3

*4

*4

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Summary of Contents for RMT-V293A

Page 1: ...kilohms LINE OUT VIDEO OUT phono jack 1 Output signal 1 Vp p 75 ohms unbalanced sync negative AUDIO OUT phono jacks 1 each SLV LX50 and LX40 2 each SLV LX70S and LX60S Standard output 327 mVrms Load impedance 47 kilohms Output impedance less than 10 kilohms Timer section Clock Quartz locked Timer indication 12 hour cycle Timer setting 8 programs max Power back up Built in self charging capacitor B...

Page 2: ... particularly transistors that were installed during a previous repair Point them out to the customer and recommend their replacement SAFETY RELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK OR DOTTED LINEWITH MARK ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUP...

Page 3: ... AUDIO PROCESS SCHEMATIC DIAGRAM 4 13 MA 405 5 7 TUNER SCHEMATIC DIAGRAM 4 15 MA 405 6 7 DISPLAY CONTROL SCHEMATIC DIAGRAM 4 17 MA 405 7 7 POWER SUPPLY SCHEMATIC DIAGRAM 4 19 FJ 32 LINE 2 IN PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM 4 23 DI 80 DIAL TIMER PRINTED WIRING BOARD AND SCHEMATIC DIAGRAM 4 24 5 INTERFACE IC PIN FUNCTION DESCRIPTION 5 1 SYSTEM CONTROL MECHANISM BLOCK INTERFACE MA 405 BOAR...

Page 4: ... 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 5: ...8 14 Toshiba 07 Wards 03 04 12 Yorx 12 Zenith 15 TV brand Code number 7 Hookups Step 3 Hookups Selecting the best hookup option There are many ways in which your VCR can be hooked up To hook up your VCR so that it works best for you first scan through the table below Then use the accompanying diagrams and procedures on the following pages to set up your VCR If your TV has audio video inputs refer ...

Page 6: ...Rear of TV VHF UHF B VHF C VHF or Match the type of connector on your TV A B or C UHF UHF VCR IN OUT VHF UHF or A Rear of TV VHF UHF B VHF C VHF or Match the type of connector on your TV A B or C UHF UHF VCR For connector types B and C no UHF connection is required 11 Hookups Hookup 1 VCR setup Before you start Turn on the VCR and the TV Press TV VIDEO to display the VIDEO indicator in the VCR s d...

Page 7: ...and end days may differ depending on the year To ensure correct switching select SI or NO for the HORARIO VERANO setting page 22 3 The SINTONIZADOR menu appears Set ANTENA CABLE to CABLE and press OK For details see page 26 4 The AJUSTE AUTO starts AJUSTE SINTONIZADOR ANTENA CABLE CABLE ANT SIGUIENTE SELECCIONAR OK EASY SET UP CANCELAR AJUSTE AJUSTE CONCLUIDO POR FAVOR ESPERE AJUSTE SINTONIZADOR A...

Page 8: ...Using the Auto Clock Set feature Sony Entertainment Television SETV transmits time signals with its broadcasts If the cable TV station in your area broadcasts SETV and transmits these time signals your VCR can pick up these time signals to automatically set the clock The Auto Clock Set feature works only if SETV in your area broadcasts time signals If SETV in your area does not broadcast time sign...

Page 9: ...E DEL RELOJ FIN AJUSTAR OK MENU SELECCIONAR PARA SALIR OK PLAY VIE 1 AM 0 0 2 1 8 2 0 0 2 9 AJUSTE DEL RELOJ FIN AJUSTAR OK MENU SELECCIONAR PARA SALIR OK PLAY 22 Setting the clock Tip If you want to return to the previous menu highlight VOLVER and press OK Notes The Daylight Saving Time start and end days may differ depending on the year To ensure correct switching select SI or NO for the HORARIO...

Page 10: ...ng channels Presetting all receivable channels automatically This VCR is capable of receiving VHF channels 2 to 13 UHF channels 14 to 69 and unscrambled CATV channels 1 to 125 First we recommend that you preset the receivable channels in your area using automatic presetting methods Then if there are any unwanted channels disable them manually If you have already decided which channels you wish to ...

Page 11: ...AR SELECCIONAR OK MENU PARA SALIR 31 Presetting channels Tips To select the channel in step 3 above you can also use the CH buttons In this case you don t need to press ENTER If you want to return to the previous menu highlight VOLVER and press OK Note When adjusting SINTONIA FINA the menu may become difficult to read due to interference from the picture being received 2 Press M m to highlight PRE...

Page 12: ...aced where it will respond to the remote commander while you are pointing it at the VCR Operation Make sure that the TV s power is in standby mode Press TRINITRON TV SYNCHRO PLAY and hold the remote commander in place for about two seconds The VCR and TV turn on and the TV is set to the video channel If there is a tape in the VCR playback starts automatically Notes If the Trinitron TV Synchro Play...

Page 13: ...than the total recording time 1 Press DIAL TIMER DIA and HOY appear alternately in the display window If the date and time are not set DIA flashes See step 2 in the following section To set the clock to set the date and time x STOP DIAL TIMER 1 POWER CHANNEL 1 2 3 4 5 6 7 8 9 0 INPUT SELECT DIAL TIMER EP VIDEO APC EP VIDEO APC 39 Recording TV programs using the Dial Timer 2 Turn DIAL TIMER to set ...

Page 14: ... set Do not use the Demonstration Mode for making timer recordings Doing so may cause the settings to be inaccurate To activate the Demonstration Mode Press X PAUSE on the VCR while turning the DIAL TIMER DEMO appears in the display window for a few seconds To cancel the Demonstration Mode Turn the power off and unplug the AC power cord Although the Demonstration Mode is canceled the timer setting...

Page 15: ...timer recordings To unlock the VCR Hold down 1 POWER on the VCR until the indicator disappears from the display window The VCR is unlocked and turns on To stop timer recording while the VCR is locked press x STOP The recording stops and the VCR is unlocked Note The VCR will be unlocked when You stop timer recording by pressing x STOP You insert a tape The AC power cord is disconnected or power sup...

Page 16: ...ted first in the menu has priority Tip To show the PROG VERIF menu you can also use the MENU button Press MENU then press M m to highlight PROG VERIF and press OK 3 Press M m to highlight the setting you want to change or cancel To change the setting press OK and press to highlight the item you want to change then press M m to reset it To cancel the setting press CLEAR 4 Press OK 5 Press MENU to e...

Page 17: ...l be added when recording starts from recording pause However an index signal will be marked if you change the channel during recording pause The VCR marks the tape with an index signal at the point where each recording begins Use these signals as references to find a specific recording The VCR can search up to 9 index signals ahead of or behind the current position 1 Press SEARCH MODE on the VCR ...

Page 18: ... the current position turn DIAL TIMER once clockwise To change the time by one minute press CHANNEL 3 Press DIAL TIMER The VCR starts searching and the tape counter starts counting until it reaches the specified point The VCR starts playback automatically when the tape counter reaches the specified point the SEARCH MODE button turns off SEARCH MODE DIAL TIMER SP APC SP APC SP APC 57 Skip searching...

Page 19: ...s that were not recorded with APC APC recording Whenever you insert a tape and first start recording the VCR adjusts to the tape using the APC function the APC indicator flashes rapidly This adjustment is retained until the tape is ejected Notes The auto tracking adjustment cannot be guaranteed to work with tapes recorded in the LP mode on other VCRs The APC function does not work if the tape spee...

Page 20: ... the sound is recorded only on the right channel SLV LX70S and LX60S only If the other VCR is a monaural type and connected to this VCR s LINE 1 IN jacks 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 SLV LX70S and LX60S only...

Page 21: ... UHF VHF band separator mixer not supplied to connect the antenna to the VCR 1 Loosen the screws on the mixer 2 Wind the twin leads around the screws on the mixer 3 Retighten the screws 4 Connect the 75 ohm coaxial cable to the mixer 300 ohm twin lead cable EAC 32 antenna connector not supplied 300 ohm twin lead cable EAC 66 UHF VHF band separator mixer not supplied 75 ohm coaxial cable 71 Trouble...

Page 22: ...ter clock line channel indicator 33 36 66 K Tape recording indicator 36 STEREO SAP LPSP EP RR VIDEO APC continued 76 Index to parts and controls Rear panel SLV LX70S and LX60S A AC power cord 7 B LINE 1 IN AUDIO R L VIDEO jacks 65 C RF Radio Frequency UNIT switch 67 D VHF UHF IN connector 10 12 15 E VHF UHF OUT connector 10 12 15 F LINE OUT AUDIO R L VIDEO jacks 8 SLV LX50 and LX40 A AC power cord...

Page 23: ... L TV VIDEO button 6 37 M AUDIO MONITOR button 52 SLV LX70S and LX60S only N TIMER button 43 50 O Number buttons 31 P ENTER button 31 Q CH channel buttons 6 36 R CLEAR button 33 51 S y SLOW button 47 T 2 button 47 U REPLAY button 33 1 2 3 4 5 6 7 8 9 0 1 19E ...

Page 24: ...MBLY SLV LX40 LX50 LX60S LX70S 2 2 DI 80 BOARD FJ 32 BOARD 1 Two tapping screws 3 Upper case 2 Two tapping screws 5 Flat Cable FDM 10 4 Flat Cable FFJ 4 6 Front panel Engaged by the six hooks Hooks Hooks Hooks Hooks 4 Two screws B2 6 x 8 1 Two screws B2 6 x 8 3 Flat Cable FDM 10 5 FJ 32 board 6 Flat Cable FFJ 4 2 DI 80 board ...

Page 25: ...2 2 2 3 REAR PANEL 2 4 MA 405 BOARD Hooks Hooks Hooks Hooks 2 Rear panel Engaged by the seven hooks 1 POWER code stopper 2 MA 405 board with mechanism deck 1 Six screws Sumitite B3 BV ...

Page 26: ...05 board 7 MD base M 8 MD base R 0 MD base R 6 Two screws BVTP 3 x 12 9 Screw BVTP 3 x 12 2 Screw Sumitite B3 BV qs Mechanism deck 1 Flexible cable CN260 5 Harness FE 127 3 Flat cableFAC 9 4 Flat cable FMD 21 CN101 CN351 CN350 CN600 ...

Page 27: ...A Z RP 8 839 049 53 LX40 LX50 ACE head block assembly A 6759 620 A Pinch press block assembly A 6759 863 B Reel T table 3 977 508 01 FL complete assembly A 6759 619 B Reel S table 3 977 507 01 FE head 1 500 477 11 M902 DC motor capstan 1 698 971 11 Rubber belt 3 977 510 01 M903 Cam motor assembly X 3947 577 1 ...

Page 28: ...2 5 2 7 CIRCUIT BOARDS LOCATION VIDEO AUDIO SERVO SYSTEM CONTROL TUNER POWER SUPPLY FJ 32 LINE 2 IN DI 80 DIAL TIMER POWER EJECT SWITCH MA 405 2 5E ...

Page 29: ...SLV LX40 LX50 LX60S LX70S 3 1 3 2 SECTION 3 BLOCK DIAGRAMS 3 1 OVERALL BLOCK DIAGRAM ...

Page 30: ...SLV LX40 LX50 LX60S LX70S 3 3 3 4 3 2 VIDEO BLOCK DIAGRAM ...

Page 31: ...SLV LX40 LX50 LX60S LX70S 3 5 3 6 3 3 SERVO SYSTEM CONTROL BLOCK DIAGRAM ...

Page 32: ...SLV LX40 LX50 LX60S LX70S 3 7 3 8 3 4 TUNER BLOCK DIAGRAM LX40 LX50 ...

Page 33: ...SLV LX40 LX50 LX60S LX70S 3 9 3 10 3 5 AUDIO BLOCK DIAGRAM ...

Page 34: ...SLV LX40 LX50 LX60S LX70S 3 11 3 12E 3 6 POWER BLOCK DIAGRAM ...

Page 35: ...ion 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 signal input Voltage are dc between ground and measurement p...

Page 36: ...SLV LX40 LX50 LX60S LX70S 4 3 4 4 4 1 FRAME SCHEMATIC DIAGRAM A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 B C D E F G H I J FRAME SCHEMATIC DIAGRAM ...

Page 37: ...13 IC201 D6 IC260 C10 IC301 B9 IC350 B6 IC403 J5 IC404 I7 IC570 F9 IC600 D2 IC601 G1 IC660 I1 Q101 F11 Q103 F7 Q181 F3 Q201 C6 Q202 C5 Q203 E6 Q204 E7 Q301 A7 Q302 A7 Q303 A7 Q350 C8 Q351 D8 Q380 C7 Q500 H8 Q600 I1 Q601 I2 Q662 I2 Q673 I3 Q674 I2 CN101 G13 CN103 H6 CN104 I12 CN182 E3 CN260 B10 CN270 B11 CN351 D12 CN358 B6 CN402 I1 CN600 A2 CNJ562 B5 MA 405 VIDEO AUDIO SERVO SYSTEM CONTROL TUNER PO...

Page 38: ...100p CH C286 JL274 0 01u B C283 CN260 11P AUDIO CH2 L 1 AUDIO REC 2 AUDIO CH1 H 3 FE 4 AN_GND 5 SP CH1 F 6 SP CH2 S 7 SP CH2 F 8 EP CH1 F 9 EP CH2 S 10 EP CH2 F 11 AN_GND 1 3 4 2 EP CH2 AUDIO CH1 7 SP CH1 AUDIO CH2 9 10 EP CH1 5 11 SP CH2 6 8 MA 405 7 7 SEE PAGE 4 19 REC CURR ADJ REC H REC C REC Y RF PB RF COMP SYNC TRICK H MA 405 3 7 SEE PAGE 4 11 RF ENV RF SWP HA SWP ENV SW AUDIO CH2 AUDIO REC A...

Page 39: ...C244 B VS2 16V 10u C354 L206 100uH 25V 47u C351 VA2 0 047u B C250 SW_12V VA5 JL307 18k R363 JL211 75 R565 4700 R575 JL560 0 01u B C365 JL304 68 R564 VT2 16V 47u C240 HS3 XX R222 0 01u B C242 0 R220 1u C204 B 1u C232 B 330 R561 5600 R367 1SS119 25TD D351 680 R223 16V 10u C364 XX R207 2SC1815GR TPE2 Q350 2700p C360 470u 10V C563 820 R202 2 2M R354 HS4 JL302 5600 R353 47 R380 JL207 C570 0 01u B L350 ...

Page 40: ...1 2 3 4 5 6 7 8 9 10 0 R502 1 4W 470 R176 MS4 R104 22k JL133 JL186 47k R110 0 001u CH C504 1 4W 470 R177 MS6 10k R113 1u C185 XX C175 47k R118 2SB709A QRS TX Q500 1500 R508 MS7 D101 XX 0 1u B C176 10V 100u C512 CH C505 10p 3900p B C509 MS10 R102 15k 0 60mm JS163 F C511 0 1u 1k R503 1u B C508 MS11 JL104 1k R160 100uH L501 1k R504 0 1u B C510 MS12 D103 GL528V1 C103 0 001u B JL124 XX R123 JL125 TS5 0...

Page 41: ...0 01u C338 0 1u C309 HS4 1 10W 47k R314 SW_5V 1SS119 25TD D301 SIF 25V 33u C331 JL318 HV2 JS312 HM4 XX R315 XX JS313 XX R312 HS5 1u C308 JS304 SW_12V HV5 HS7 JL327 1k R301 HS1 0 R311 XX R334 HV6 JL329 50V 3 3u C316 XX R322 JL315 0 1u C336 AN_GND 0 01u C337 JL316 0 1u C317 HV4 R302 1k 0 022u C306 50V 10u C315 0 01u C345 XX R320 JL324 50V 3 3u C318 R321 3300 220 R305 VS1 50V 2 2u C307 AN_GND JS302 H...

Page 42: ...33ES T1B3 D702 VT2 HT1 0 22u C794 B TS1 TS5 TU701 2 3 4 5 6 10 11 12 13 14 15 16 17 18 21 22 23 24 560 R704 JL713 TS2 30V 1 4W 390 R703 SIF 470k R724 1 10W 16V 10µ C796 S701 0 01u B C702 0 01u B C710 0 01u B C706 1 4W 1k R701 1k R709 1k R710 1k R711 50V 4 7u C704 2 2uH L703 2 2uH L704 470p C798 470p C799 470p C800 AN_GND A5 A1 A4 A2 A3 A5 30V A1 A2 A3 A4 AN_GND RFCH 4CH 3CH MA 405 2 7 SEE PAGE 4 9...

Page 43: ... MS2 B C423 0 01u MS3 12k R440 JL401 33k R441 ND420 F 2 G1 4 G2 5 G3 6 G4 7 G5 8 G6 9 N C 10 N C 11 P16 12 P15 13 P14 14 P13 15 P12 16 P11 17 P10 18 P9 19 P8 20 P7 21 P6 22 P5 23 P4 24 P3 25 P2 26 P1 27 F 29 F 30 F 1 JL440 16V 10u C425 JL408 JL438 JL446 JL447 JL445 JL464 1k R445 JL409 2700 R411 JL410 1500 R409 100 R401 1500 R427 S412 JL477 JL478 JL467 JL469 JL466 JL468 JL461 JL462 JL463 5P CN402 1...

Page 44: ...D Q600 2SB1398 Q TA S0 1uH L606 C610 1 4W 10k R621 10 R640 1 4W PS1 JL614 AU_GND 470u 25V C616 JL617 2SC3311A RTA Q673 XX R668 AN_GND 2SD601A QRS TX Q601 B 0 01u C627 D609 31DQ06 FC5 JL625 C615 68uH L660 F 0 60mm JS605 47u 16V C666 16V 22u C665 PQ12RD08 IC660 1 2 3 4 HF_GND 3300 R669 1SS119 25TD D661 MTR_GND JL619 R679 220 1 4W D608 D2S4MF AK04V0 D613 XX C628 D_GND JL613 R641 10 1 4W 30V XX C617 P...

Page 45: ...6Vp p H 30Hz H 3 579545MHz H V 50Vp p 69 9kHz RF SW P REC PB MA 405 BOARD 2 7 VA BLOCK 14 31818MHz 25 3MHz qj IC160 el qk IC160 rg ql IC160 t OSC V IN REC ql IC160 t OSC V IN PB 5 0Vp p 4 6Vp p 2 2Vp p 2 3Vp p H H H H H w IC160 ts w IC160 ts OSD V OUT PB wa IC160 th 2 2Vp p 2 3Vp p OSC OUT REC PB ws IC160 ul S REEL wd IC160 i T REEL wf IC160 ij CAP FG SP wj IC160 og CTL IN REC wk IC160 oj wl IC160...

Page 46: ...02 HZM6 8ZWA1TL D801 JL806 HZM6 8ZWA1TL D802 MA8051 TX D803 JL807 0 001u C803 1500 R805 HZM6 8ZWA1TL D804 0 R801 0 001u C806 JL802 75 R803 33 R806 S803 JL810 JL803 JL804 JL805 JL808 9P CN801 1 D GND 2 POWER 3 EJECT 4 AU_GND 5 L2 R 6 AU_GND 7 L2 L 8 AN_GND 9 L2_VIDEO R V L EJECT POWER MA 405 6 7 CN401 SEE PAGE 4 18 REC PB CHROMA Y Y CHROMA AUDIO SIGNAL VIDEO SIGNAL SIGNAL PATH LX40 LX50 LX60S LX70S...

Page 47: ...Series DI 80 BOARD A 1 2 3 4 5 6 7 B C D E F G DI 80 BOARD DIAL TIMER REF NO 1 000 SERIES JL901 JL904 JL902 S901 B COM A E D JL903 5P CN901 1 KKP 2 KKP 3 SEARCH 4 TIMER SET 5 D_GND JL905 MA 405 BOARD 6 7 CN403 SEE PAGE 4 17 DIAL TIMER PUSH TURN 4 24E VIDEO AUDIO SERVO SYSTEM CONTROL TUNER POWER SUPPLY FJ 32 LINE 2 IN DI 80 DIAL TIMER POWER EJECT SWITCH MA 405 DIAL TIMER DI 80 ...

Page 48: ...ard IC160 ef MA 405 Board IC160 uh MA 405 Board IC160 uj I O O I I I O O O TAPE THREADING 7 3 4 5 L 6 6 TAPE UNTEREADING 7 3 4 5 H 6 6 STOP 7 3 4 H L H L L 6 REW 7 3 4 2 H 6 6 FF 7 3 4 2 L 6 6 PB 7 3 4 2 L 6 6 REC 1 3 4 2 L 6 6 SECTION 5 INTERFACE IC PIN FUNCTION DESCRIPTION Signal CAM MODE 1 MODE 2 MODE 3 MODE 4 REC PRF T REEL S REEL END LED T SENS S SENS Pin No MA 405 Board IC160 ed MA 405 Board...

Page 49: ...YSTEM CONTROL AUDIO BLOCK INTERFACE MA 405 BOARD IC160 Signal A MUTE AF REC P Pin No MA 405 Board IC160 yd MA 405 Board IC160 ws TAPE LOADING L L TAPE UNLOADING L L STOP FF REW L L PB L L REC L H I O O O REC PAUSE L L Signal RESET I2C DATA 1 I2C CLOCK 1 I2C DATA VIDEO I2C CLOCK VIDEO ARC S OUT 1 ARC CLK 1 Pin No MA 405 Board IC160 ef MA 405 Board IC160 es MA 405 Board IC160 ea MA 405 Board IC160 u...

Page 50: ... input Hi Fi audio playback signal envelope input Cable box control signal output ETR pulese signal input ETR pulese signal input Quasi VD pulese output Remote sires signal input Head AZ signal output SP EP changed head signal SP EP head output lebel ditaction signal VIDEO RF switching pulse output AF switching pulse output END sensor LED output TV VTR RF modulator control output Hi Fi record cont...

Page 51: ...lock External low pass filter for slicer AFC is connected to this terminal External capacitor for slicer is connected to this terminal Control video signal input osd tuner sorvo D Ground NC Tuner PLL clock output Tuner PLL data output Tuner enable output NC AUDIO mute output Motor 12V control output SW 12V control output FLD drive chip select signal output V set micon chip select signal output Ser...

Page 52: ...ruments as shown in the following diagram Fig 6 2 1 2 1 3 Set up of Adjustment In this adjustment NTSC pattern generator is connected with LINE 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 waveform is flat And check that ...

Page 53: ...A 405 Board Mode STANDBY 30 V Check Measurement point C671 3 Specified value 31 0 to 39 0 V 11 V Check Measurement point Anode of D420 Specified value 12 5 to 9 5 V D 6 V Check Measurement point Collector of Q674 Specified value 5 56 to 6 25 V Mode E E Measuring Instrument Digital voltmeter SW 12 V Check Measurement point IC660 pin 2 Specified value 11 7 to 12 3 V SW 5 V Check Measurement point Em...

Page 54: ...d on FL display 4 Adjust so that part A becomes minimized at CH 5 Write data in EEPROM by pressing PAUSE button Monoral model 6 The display A P disappears and then the Adjustment mode terminates Hi Fi model 6 The display changes to A H and the mode goes to the HiFi switching position Adjustment 2 4 2 Fig 6 2 3 2 4 AUDIO SYSTEM ADJUSTMENT Adjust both L ch and R ch Connecting Instruments Fig 6 2 4 2...

Page 55: ... is still on restart RF switching position Adjustment from the beginning Fig 6 2 5 CH1 HFADJ CH2 RF SWP B 2 4 5 Audio Noise Check Adjustment purpose Confirm that the noise level is within the specification Mode REC and PB SP mode Signal No signal input Measurement point Audio output terminal Measuring instrument Audio level meter Specified value Less than 67 5dBs HIFI Less than 45 5dBs MONO Confir...

Page 56: ... 5 ADJUSTING PARTS LOCATION DIAGRAM MA 405 BOARD CONDUCTOR SIDE CNJ562 VIDEO AUDIO LINE IN OUT CN270 RF HF SWP 4 1 Q600 Q662 C671 30 V 12V D420 11V 6V SW5V MTR12 V B E B E 1 4 IC660 JS401 ADJ 1 30 ND420 6 5E ...

Page 57: ...1 13 2 3 5 6 4 7 9 10 11 11 12 8 1 X 3951 118 1 PANEL ASSY FRONT LX40 1 X 3951 120 1 PANEL ASSY FRONT LX50 1 X 3951 119 1 PANEL ASSY FRONT LX60S 1 X 3951 121 1 PANEL ASSY FRONT LX70S 2 3 951 089 01 SPRING GE FL LX40 LX50 2 3 951 089 01 SPRING GE FL LX60S LX70S 3 3 058 039 11 DOOR CASSETTE 4 4 921 277 41 SCREW B2 6 8 TAPPING BIND 5 A 6794 813 A DI 080 MOUNT 6 1 757 552 12 CABLE FLAT FDM 010 7 A 679...

Page 58: ... 52 3 987 076 11 PANEL REAR 53 A 6713 826 A MA 405 COMPLETE PC BOARD LX50 CL CS 53 A 6713 827 A MA 405 COMPLETE PC BOARD LX60S LX70S MX PA PC VZ 53 A 6713 828 A MA 405 COMPLETE PC BOARD LX70S CL CS 53 A 6713 829 A MA 405 COMPLETE PC BOARD LX40 LX50 MX PA PC VZ 54 3 970 608 21 SUMITITE B3 BV 55 1 791 857 11 CABLE FLAT FMD 21 56 X 3950 107 1 PANEL ASSY REAR 1 7 685 648 79 SCREW BVTP 3 x 12 TYPE2 IT ...

Page 59: ...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 3 977 514 01 OPENER LID SL 715 3 977 441 03 GEAR PINCH PRESSING 716 3 977 445 02 GEAR TG8 ARM DRIVING 717 3 977 465 01 SPRING EXTENSION RVS BRAKE 718 3 977 446 01 ARM ASSY RVS BRAKE SL 719 3 9...

Page 60: ...TENS REC PROOF 757 3 977 487 01 BOSS TG1 FULCRUM 758 X 3947 587 1 TG1 ASSY 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 3 062 687 01 BASE DRUM 765 A 6750 328 G 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 ...

Page 61: ...3 977 504 01 GEAR CLUTCH 814 X 3947 585 1 GEAR ASSY PULLEY 815 3 977 510 01 BELT RUBBER 816 3 056 824 01 WASHER STOPPER 817 3 977 439 01 GEAR CAM 818 3 977 442 03 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 5...

Page 62: ...163 009 11 CERAMIC CHIP 0 001µF 10 50V C104 1 163 009 11 CERAMIC CHIP 0 001µF 10 50V C105 1 128 057 11 ELECT 330µF 20 6 3V C106 1 124 589 11 ELECT 47µF 20 16V C107 1 164 346 11 CERAMIC CHIP 1µF 16V C108 1 164 004 11 CERAMIC CHIP 0 1µF 10 25V C109 1 164 004 11 CERAMIC CHIP 0 1µF 10 25V C111 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C112 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C113 1 164 004 11 CERAMI...

Page 63: ...57 11 ELECT 10µF 20 16V C234 1 109 982 11 CERAMIC CHIP 1µF 10 10V C235 1 164 004 11 CERAMIC CHIP 0 1µF 10 25V C236 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C237 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C238 1 124 589 11 ELECT 47µF 20 16V C239 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C240 1 124 589 11 ELECT 47µF 20 16V C241 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C242 1 164 232 11 CERAMIC CHIP 0 01µF ...

Page 64: ...MIC CHIP 15PF 5 50V C502 1 164 232 11 CERAMIC CHIP 0 01µF 10 50V C503 1 163 017 00 CERAMIC CHIP 0 0047µF 10 50V C504 1 163 275 11 CERAMIC CHIP 0 001µF 5 50V C505 1 162 199 31 CERAMIC 10PF 5 50V C507 1 163 137 00 CERAMIC CHIP 680PF 5 50V C508 1 109 982 11 CERAMIC CHIP 1µF 10 10V C509 1 163 016 00 CERAMIC CHIP 0 0039µF 10 50V C510 1 164 004 11 CERAMIC CHIP 0 1µF 10 25V C511 1 163 038 00 CERAMIC CHIP...

Page 65: ...19 911 19 DIODE 1SS119 25TD D302 8 719 911 19 DIODE 1SS119 25TD D351 8 719 911 19 DIODE 1SS119 25TD LX40 LX50 D352 8 719 911 19 DIODE 1SS119 25TD LX40 LX50 D420 8 719 109 89 DIODE RD5 6ES T1B2 D421 8 719 056 06 DIODE SLR 342DCT31 D561 8 719 110 08 DIODE RD8 2ES T1B D600 8 719 051 93 DIODE DF06M 6031 D601 8 719 063 70 DIODE D1NL20U TA2 D607 8 719 109 89 DIODE RD5 6ES T1B2 D608 8 719 022 97 DIODE D2...

Page 66: ... 0 JUMPER SELECTOR JS304 1 216 295 00 SHORT 0 JS323 1 216 295 00 SHORT 0 LX40 LX50 JS324 1 216 296 00 SHORT 0 LX40 LX50 JS325 1 216 295 00 SHORT 0 LX40 LX50 JS453 1 216 295 00 SHORT 0 JS521 1 216 295 00 SHORT 0 LX40 LX50 JS603 1 216 296 00 SHORT 0 JS604 1 216 296 00 SHORT 0 JS616 1 216 296 00 SHORT 0 COIL L101 1 414 179 51 INDUCTOR 2 2µH L161 1 414 185 51 INDUCTOR 22µH L162 1 414 185 51 INDUCTOR 2...

Page 67: ...N 1 5K 5 1 4W LX60S LX70S R164 1 216 089 00 RES CHIP 47K 5 1 10W R165 1 216 089 00 RES CHIP 47K 5 1 10W R166 1 216 073 00 RES CHIP 10K 5 1 10W R167 1 249 431 11 CARBON 15K 5 1 4W R168 1 216 073 00 RES CHIP 10K 5 1 10W R169 1 216 073 00 RES CHIP 10K 5 1 10W R170 1 247 843 11 CARBON 3 3K 5 1 4W R171 1 216 089 00 RES CHIP 47K 5 1 10W R172 1 216 073 00 RES CHIP 10K 5 1 10W R174 1 216 039 00 RES CHIP 3...

Page 68: ... 1 216 095 00 RES CHIP 82K 5 1 10W R427 1 216 053 00 RES CHIP 1 5K 5 1 10W R440 1 216 075 00 RES CHIP 12K 5 1 10W R441 1 216 085 00 RES CHIP 33K 5 1 10W R445 1 216 049 00 RES CHIP 1K 5 1 10W R500 1 216 049 00 RES CHIP 1K 5 1 10W R502 1 216 295 00 SHORT 0 R503 1 249 417 11 CARBON 1K 5 1 4W R504 1 216 049 00 RES CHIP 1K 5 1 10W R505 1 216 045 00 RES CHIP 680 5 1 10W R507 1 216 041 00 RES CHIP 470 5 ...

Page 69: ... MX PA PC VZ LX60S LX70S MX PA PC VZ VIBRATOR X160 1 767 857 11 VIBRATOR CRYSTAL 14 3181MHz X161 1 579 463 11 VIBRATOR CRYSTAL 32 768KHz X201 1 577 380 11 VIBRATOR CRYSTAL 3 579545MHz MA 405 MISCELLANEOUS 1 777 852 12 CORD POWER LX40 LX50 MX PA PC VZ LX60S LX70S MX PA PC VZ 1 777 854 22 CORD POWER LX50 CL CS LX70S CL CS 1 757 552 12 FLAT CABLE FDM 010 1 757 556 11 FLAT CABLE FFJ 004 1 757 550 11 F...

Page 70: ...7 14 Ref No Part No Description Remarks Ref No Part No Description Remarks ...

Page 71: ... No Part No Description Remarks Ref No Part No Description Remarks Sony Corporation NETWORK ENTERTAINMENT GROUP 20001B0800 1 2001 2 Published by Quality Assurance Dept 9 921 786 11 86 SLV LX40 LX50 LX60S LX70S ...

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