Aiwa VX-S137 Service Manual Download Page 69

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D1003

V-REC-ST-H

CVIN

VCR-POWER

CAP-PWM

DRUM-PG

DRUM-FG

X-OUT(12MHz)

POWER_FAIL_L

IIC-DATA1

SYSCON_TIMER_SERVO
IC1001 OEC7041A

X-IN(12MHz)

DRUM-PWM

CENTER LED

LDM-RVS

BOT

EOT

LDM-FWD

IIC-CLK1

CTL-

CTL+

AFT(MONI)

V-SYNC

H/C-SYNC

OSD OUT1

REC LED

T-REC LED

KEY A

REMOCON-IN

TV-POWER

KEY B

CAP-FG

CAP-FWD

MSSENS-CTL

REEL-S

MSSEN-B

MSSEN-A

TAB SW

OS753

AT 5V

CH DOWN

CH UP

VOL. UP

VOL. DOWN

POWER
ON/OFF

REC/OTR

STOP/EJECT

PLAY

FF/CUE

REW/REV

X1001
12MHz

SDA

SCL

EEP ROM
IC1099
S-24C04BDP-LA

POWER

SAVE

CONTROL LOGIC

TSD

LOADING MOTOR DRIVER
IC1003 BA6955AN

SW1001

Q1015

BUFFER

Q1016

D791

D793

D792

Q1006

P.CON SW

Q1019

P.CON 5V

DRIVER

Q4205

REC LED SW.

Q4206

T-REC

LED SW.

LDM+

LDM-

BOT

CP1006

CP1002

EOT

Q1022

LED DRIVER

P. CON 5V

CYL DRIVE

CAP.M F/R

VCO

CYL FG

CYL PG

CP1005

CTL

CP1004

Q1002

SENSOR SW

AT+5.6V

MS_SEN A
Q1009

MS_SEN B
Q1003

REEL SENS.

Q1001

REEL SENS.

Q1005

AT+21V

POWER FAIL(DC)

AT 5.6V

P. CON 5V

MICON/POWER/OPERATION BLOCK DIAGRAM

SCL

X_RAY

SDA

SCL

OSD_R

CTL+

Y/C_VIDEO_1

CTL-

V.REC_ST_H

SDA

OSD_G

AFT_M

OSD_B

OSD_BLK

Y/C/AUDIO/
HEAD AMP/
IN/OUT

CAPSTAN
DD UNIT

DECK

MICRO
MOTOR

BUFFER

Q1018

Q1017

TV_POWER_H

P. CON 5V

EXT-MUTE

EXT_MUTE

FF/REW-L

CTL AMP-OUT

Q1004

FF/REW_SW

VIDEO-H.SW

H.SW

Q1014

VIDEO_H SW

Q4204

TV POWER

LED SW.

Q1011

CAP MID

VCC DRIVER

Q1010

DRIVER

Q1008

SW.

Q1012

CAP VCC ADJ

CAP-MID H

VCR POWER

SW.

XC-OUT(32MHz)

XC-IN(32MHz)

X1002

32.768KHz

Q1023

X_RAY_SW

TV POWER

SW.

PLAY BACK

D797

D796

ON TIMER LED

Q4201

ON TIMER

LED SW.

OTPB LED

Q4202

OTPB

LED SW.

VCR_A_MUTE

100

STEREO SEL

ST SELECT

VCR_A_MUTE

HIFI-H.SW

HIFI_H.SW

SDA

SCL

V.REC_ST_H

HIFI

RESET-L

OUT

SYSTEM RESET
IC1002
PST600H

HI-FI-ENV.

HIFI_ENV.

REEL-T

VCR_A_MUTE

H-3

CAPSTAN AFC SIGNAL

CYLINDER AFC SIGNAL

CYLINDER APC SIGNAL

R. SIGNAL

B. SIGNAL

G.SIGNAL

DEFLECTION SIGNAL

TUNER VIDEO SIGNAL

Summary of Contents for VX-S137

Page 1: ...T 180 tape LP 6 hours with T 180 tape SLP 9 hours with T 180 tape 1 0Vp p 75 ohm unbalanced 1 0Vp p 75 ohm unbalanced 53dB nominal 8dBs 50K ohm 8dBs less than 1K ohm 3 tracks Hi Fi sound 2 tracks Nor...

Page 2: ...UT MICON POWER OPERATION HIFI PRINTED CIRCUIT BOARDS OPERATION DECK OPERATION SCHEMATIC DIAGRAM DECK SCHEMATIC DIAGRAM PRINTED CIRCUIT BOARDS SYSCON Y C AUDIO HEAD AMP SCHEMATIC DIAGRAM MICON SCHEMATI...

Page 3: ...a tube or tape for safety or which are assembled in the condition that these do not contact with the printed board The inside wiring is designed not to get closer to the pyrogenic parts and high volta...

Page 4: ...upport 2 Remove the TV VCR Block in the direction of arrow Fig 1 3 1 4 MAIN PCB Refer to Fig 1 4 1 2 3 4 5 6 Remove the screw 1 Remove the Main PCB Holder Remove the 2 screws 2 Remove the 3 screws 3 D...

Page 5: ...n the direction of arrow A Remove the 2 screws 2 Remove the nut 3 Remove the washer 4 Unlock the 2 supports 5 Remove the Jack Plate in the direction of arrow B Jack Plate 1 Deck Holder Syscon PCB A 5...

Page 6: ...3 B 2 4 CASSETTE HOLDER ASS Y Refer to Fig 2 4 Move the Cassette Holder Ass y to the front side Push the Locker R to remove the Cassette Side R Remove the Cassette Side L 1 2 3 Main Chassis Main Chass...

Page 7: ...Tension Adjust Unlock the 2 supports 3 and remove the Tension Band Ass y Unlock the support 4 and remove the Tension Holder 1 2 3 4 5 6 7 Tension Holder 4 2 Tension Adjust Tension Band Ass y Tension A...

Page 8: ...C HEAD Refer to Fig 2 13 A Remove the screw 1 Remove the A C Head Base Remove the 3 screws 2 Remove the A C Head and A C Head Spring 1 2 3 4 NOTE Do not touch the A C Head Use gloves When you install...

Page 9: ...NIT ASS Y Refer to Fig 2 15 Unlock the support 1 and remove the AHC Ass y Remove the 3 screws 2 Remove the Cylinder Unit Ass y 1 2 3 When you install the Cylinder Unit Ass y tighten the screws from 1...

Page 10: ...ver Loading Arm T Ass y Loading Gear S LED Reflector Fig 2 19 A NOTE When you install the Loading Arm S Ass y Loading Arm T Ass y and Main Loading Gear align each marker Refer to Fig 2 19 B Loading Ar...

Page 11: ...p up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 3 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT...

Page 12: ...op Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground High Pass Filter I K L M N O P R S H SW Hz IC IF IND INV KIL L LED LIMIT AMP LM LDM LP L...

Page 13: ...or Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor...

Page 14: ...e center position NOTE Also can be adjusted by pressing the ATR button for more tan 2 seconds during PLAY VOL MIN 5 POWER ON total hours and PLAY REC total hours are displayed on the screen Refer to t...

Page 15: ...he tape Clean the rubber and parts which the rubber touches Replace when rolling becomes abnormal Clean the Head CONFIRMATION OF USING HOURS POWER ON total hours and PLAY REC total hours can be checke...

Page 16: ...lly Clean the full erase head in the same manner Refer to the figure below Audio Control Head 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcoh...

Page 17: ...een selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 4 to 7 until all data has been checked When satisfied correct DATA has been entered turn POWER...

Page 18: ...Pins Parts No SJ G16 2C0 000 JG162D Cable 11 Pins Parts No SJ G16 2D0 000 JG162Y Cable 5 Pins Parts No SJ G16 2Y0 000 JG154 Cable Parts No SJ G15 400 000 3 3 JG001T X Value Adjustment For 2 heads mode...

Page 19: ...with the cable JG162C and JG162D Connect the Syscon PCB to the CRT PCB with the cable JG162Y Remove the Operation PCB from the set then connect it with the Syscon PCB If necessary connect CP4202 Fron...

Page 20: ...on Main PCB It s possible to get the Servicing Position without the extension Jig if you arrange the unit as shown below But L503 connection can not be done Degauss circuit will not operate Be carefu...

Page 21: ...rve the chroma signal There are two types of the new alignment tape CH 1B for NTSC and CH 2 for PAL On each tape four signals 1 4 are recorded for the times and in the order shown below The TTV MP1 fo...

Page 22: ...ack in SP mode Tentelometer Video Tape Guide Roller P1 Post Fig 1 3 CONFIRMATION AND ADJUSTMENT OF REEL DISK HEIGHT 1 1 1 2 3 4 Turn on the power and set to the STOP mode Set the master plane JG022 an...

Page 23: ...pring 2 CONFIRMATION AND ADJUSTMENT OF TAPE RUNNING MECHANISM Tape Running Mechanism is adjusted precisely at the factory Adjustment is not necessary as usual When you replace the parts of the tape ru...

Page 24: ...istortion is appeared then adjust the a Reflected picture of Stamp Mark Stamp Mark Audio Control Head P4 Post Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Tape Audio Control Head Fig 2 2 C 0 25 0 05mm...

Page 25: ...RTS LOCATION GUIDE 1 2 3 4 5 6 7 8 9 10 12 7 8 9 10 11 12 P4 Post T Brake Spring T Reel Ass y Idler Ass y S S Brake Spring S Reel 1 Tension Adjust 2 Tension Arm 3 Guide Roller 4 P1 Post 5 Audio Contro...

Page 26: ...channel button 3 on the remote control simultaneously until the indicator REC disappears When the REC indicator is blinking press both VOL DOWN button on the set and the channel button 4 on the remote...

Page 27: ...ent mode display of Fig 1 1 and press the channel button 1 on the remote control The Fig 2 4 appears on the display Press the channel button 3 on the remote control Press the VOL UP DOWN button on the...

Page 28: ...rn RF Input Using the remote control set the brightness contrast color and tint to normal position Connect the synchro scope to TP803 Activate the adjustment mode display of Fig 1 1 and press the chan...

Page 29: ...d 8 are not used for this model Fig 2 8 2 21 H BLK 1 2 3 Activate the adjustment mode display of Fig 1 1 and press the channel button 1 on the remote control The Fig 2 4 appears on the display Press t...

Page 30: ...D2 5 ELECTRICAL ADJUSTMENTS 3 ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE VCR SECTION SYSCON PCB TP4201 TU601 L610 TP601 J4201 CP603 TP4001 TP1002 TP1001...

Page 31: ...D2 6 ELECTRICAL ADJUSTMENTS TV SECTION MAIN PCB FB401 FOCUS VOLUME SCREEN VOLUME CRT PCB TP801 T501 TP401 VR502 J801 TP803...

Page 32: ...erforming adjustments in section 4 1 1 2 3 4 5 Receive the green raster pattern from color bar generator Adjust the pair of purity magnets to center the color on the screen Adjust the pair of purity m...

Page 33: ...al NO YES YES NO Investigate R501 and F501 Whether there is output for IC501 3rd pin or not Investigate IC506 and IC501 Investigate T501 NO NO NO NO NO YES YES YES YES Whether is POWER FAIL normal Inv...

Page 34: ...NO NO YES Investigate D1015 and Q1023 Is there 12MHz OSC for IC1001 38th pin and 39th pin or not Investigate X1001 Is there 100V in the emitter of Q503 Is there horizontal out for Q405 base or not Is...

Page 35: ...pin and 19th pin or not Investigate IC301 peripheral circui Does a signal change at a volume upgrade knock down or not Investigate IC301 Is the voltage of IC352 1st pin DC 6 5V or not Investigate ICP...

Page 36: ...orm of IC604 47th pin normal or not YES YES YES Investigate X604 Whether is wave form of IC604 54th pin normal or not Investigate IC604 IC604 17th pin 18th pin and whether is wave form of 19th pin nor...

Page 37: ...V line Whether is a luminance signal early in IC604 56th pin or not Investigate IC604 YES NO Whether is a luminance signal early in IC4001 29th pin or not Investigate IC4001 YES NO YES R G B signal ou...

Page 38: ...play doesn t appear The wave form of the 62nd pin the 63rd pin the 64th pin and also the 60th pin of IC1001 normal The wave form of the 58th pin the 59th pin and also the 56th pin of IC1001 is investi...

Page 39: ...playback released approximately 3 seconds later Investigate a tape roading roading belt mode sensor DD motor and cylinder motor Is the playback released approximately 6 seconds later Investigate a re...

Page 40: ...uit Whether there are PB Y C signal for TP4001 or not Investigate a connection of IC4001 and cylinder Whether there is FM signal for IC4001 46th pin or not Exchange IC4001 Whether there is FM signal f...

Page 41: ...her does CHROMA signal appear for IC4001 71st pin or not Whether does composite signal appear for IC4001 29th pin or not Exchange IC4001 Investigate a television block When playback a color doesn t ad...

Page 42: ...playback Whether does TP4001 FM signal appear or not Exchange cylinder unit and CP4001 There is FM signal for IC4001 41st pin and doesn t a noise appear again Investigate a peripheral circuit of IC400...

Page 43: ...video signal for IC4001 29th pin or not Investigate a video input circuit FRONT and REAR VIDEO IN Whether there is CHROMA signal for IC4001 61st pin or not Investigate Q4010 peripheral circuit Whether...

Page 44: ...t pin or not Whether there is an audio signal for IC5501 57 53rd pin or not Exchange IC5501 Investigate a peripheral circuit of IC701 14 21st pin Investigates wound whether a connector with an audio h...

Page 45: ...th pin of CP1004 5V Investigate a power supply circuit When playback voltage of 4th pin of CP1004 2 5V or whether is IC1001 12th pin 2 5V or not Exchange IC1001 When being reborn is a tension of 4th p...

Page 46: ...for IC4001 76th pin or not Investigate a circuit to IC4001 76th pin with IC5501 61st pin Whether there is an audio signal for IC4001 96th pin or not Investigate IC4001 and the peripheral circuit Wheth...

Page 47: ...ugh a cassette can insert it a tape doesn t move Investigate a portion related to roading motor and a mode sensor Investigate IC1001 and CP1005 Investigate a tact SW Does mode indicator appear in Disp...

Page 48: ...1 36 38th pin or not Investigate video input jack and IC4001 tuner and IC4001 circuit Whether there is a video signal for IC4001 46th pin or not Exchange IC4001 Investigate Q4012 peripheral circuit Wh...

Page 49: ...power supply circuit Investigate 5V and 9V lines Investigate a line of IC4001 38th pin with IC604 56th pin Whether is IC604 6 and 28th pin 5V or not Whether there is a video signal for IC4001 38th pin...

Page 50: ...e of a MAIN PCB When playback is a voltage of 5th pin of CP1005 DC 1 2V approximately When playback is a voltage of 77th pin of IC1001 square wave of 5Vp p Exchange a cylinder motor Investigate a circ...

Page 51: ...ot Exchange an audio head Whether is an input level of IC1001 87th pin a sine wave of 2 5Vp p or not Exchange capstan DD unit Exchange IC1001 Investigate a audio block When playback is a tension of 3r...

Page 52: ...ette more is a tension of 3 4th pin of IC1001 0V Around a cassette insertion is a voltage for 3 4th pin of CP1006 9V Exchange roading motor Around a cassette insertion is a voltage of 21st pin of IC 1...

Page 53: ...t For whether it is a cassette defective product or not cassette roading block defective product Exchange EOT BOT photo transister Whether is an ejection position of a front roading gear correct or no...

Page 54: ...work When pushing FF REW button does the voltage of 65th pin of IC1001 change Exchange IC1001 Investigate IC1001 72nd pin Investigate Q1001 and the peripheral circuit Investigate deck mechanism NO NO...

Page 55: ...k it takes 1 3V for 5th pin of CP1005 Whether is a voltage of a whether DC 5V pulse depends on IC1001 65th pin or not IC1001 76th pin 1 4V or not Exchange a cylinder unit Investigate R1049 R1052 R1056...

Page 56: ...not Investigate P B envelope Whether is a height of a guide post correct or not Adjust guide post height Whether is PG SIFTER 6 5 H or not Adjust PG SHIFTER Investigate a circuit of PB Y When playback...

Page 57: ...tracking doesn t work Whether does DC level of IC4001 93rd pin change with manual tracking or not Investigate IC4001 and cylinder unit Whether is VIDEO SYNC in IC1001 59th pin or not YES YES NO Excha...

Page 58: ...NO NO YES YES YES YES It refers to a clause of Capstan DD motor doesn t rotate Whether is capstan belt normal or not Exchange capstan belt Whether there is a reel sensor pulse signal for IC1001 79th...

Page 59: ...pin NO Exchange IC1001 Exchange a cylinder motor Whether is FG output level of CP1005 3rd pin approximately 4 5Vp p or not Exchange a cylinder motor Whether does a sine wave of 4 4Vp p appear for IC10...

Page 60: ...Head SW to Y C A and Head Amp 19 HI FI H SW O Output terminal of audio Head SW to Y C A and Head Amp 20 LDM RVS O Output signal to control the rotation direction of the loading motor 21 LDM FWD O 22 T...

Page 61: ...H O On control of A V recording Whole width erase circuit 67 IIC CLK3 O Not used 68 IIC DATA3 I O Not used 69 SP H O Output H terminal of Playback Recording SP mode 70 IIC DATA2 I O Terminal for I2C B...

Page 62: ...for C 94 CTL I O Input and output terminal of Control Head 95 CTL I O Input terminal of Control Head 96 AMP C Condenser connection for AMP C 97 CTL AMP OUT O Output terminal for amp out 98 AMP VCC 5V...

Page 63: ...SERVO TIMING CHART IC1001 OEC7041A DPG 0 PIN DFG 9 PIN H SW P 8 PIN CH 1 CH 2 REC CTL REC 7 PIN V SYNC TRICK PB 3 PIN WAVEFORM CHANGES DEPENDED ON THE TAPE SPEED F2 1 V SYNC E E 9 PIN...

Page 64: ...CLUTCH DIRECT CONNECTION PINCH ROLLER LOADING DIRECTION FWD CAPSTAN FWD ROTATING DIRECTION CAPSTAN RVS ROTATING DIRECTION LIGHT RECEIVING LIGHT RECEIVING H LIGHT GUARD LIGHT RECEIVING LIGHT GUARD LIGH...

Page 65: ...RD12FB T7 MTZJ5 1B T 77 RMPG06J MTZJ5 6B T 77 MTZJ6 2B T 77 MTZJ6 8B T 77 MTZJ9 1B T 77 SB10 03A3 IC 20PIN 64PIN 8PIN 3PIN 7PIN 3PIN M62420SP AN3662FBP S 24C04BDP LA PST600H LA7840 KIA7806PI 100PIN K...

Page 66: ...1037AKT146R S 2SD2599 DTA124EKAT146 2SC4160 OEC YAC1 2SA1371 D E AE 2SC2412KT146 R S DTC114EKAT146 2SA733 C T_Q DTC114TKAT146 DTC124EKAT146 2SB892 S T AE DTC143EKAT146 2SC1317 Q R S T 2SC1815Y TPE2 2S...

Page 67: ...60 AC IN D501 D504 RECTIFIER F501 Q503 B 100V DRIVE Q502 100V DRIVE Q501 100V SW F502 8 14 4 12 T501 9 AT 30V 3 1 AT 5 6V 3 1 12V REG IC504 KIA7812PI AT 12V 3 1 SW REG IC501 STR F6612 IC506 TLP621 FE...

Page 68: ...CP4001 3 2 1 EP LP CH1 R EP LP COM EP LP CH2 L CYL FE HEAD HOT SCL FE HEAD GND SDA MICON POWER OPERATION 2 1 CP4004 FE HEAD CP4005 6 5 4 AUDIO PB AUDIO REC CTL HEAD AUDIO CONTROL 3 2 1 AE HEAD AE HEAD...

Page 69: ...VCO 3 CYL FG 1 CYL PG CP1005 4 CTL CP1004 1 4 3 2 1 3 4 2 1 3 4 2 Q1002 SENSOR SW AT 5 6V MS_SEN A Q1009 MS_SEN B Q1003 REEL SENS Q1001 REEL SENS Q1005 AT 21V POWER FAIL DC AT 5 6V P CON 5V MICON POWE...

Page 70: ...IFI_ENV SCL SDA H AUDIO_OUT_R ST_SELECT REAR_A_IN_R REAR_A_IN_L FRONT_VIDEO_IN HF1 HF_COM FSC HF2 Y C_AUDIO NORMAL_A Y C AUDIO H AMP IN OUT MICON POWER OPERATION Y C AUDIO H AMP IN OUT 51 58 19 P CON...

Page 71: ...797 D791 D792 OS753 J351 D795 W001 CD351 C781 R773 R774 C779 R772 C751 R778 R793 R762 R780 R777 R776 R775 R755 R766 C752 R763 R754 R761 R350 W807 W804 W002 W003 W817 CD750_1 R351 B701 W802 W803 C353 C...

Page 72: ...0070 1 2 3 4 5 6 7 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PART...

Page 73: ...TS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION CP101 52044 0445 1 2 3 4 CP102 173979 2 1 2 S105 S106 S103 S104 S101 S102 DURING PLAYBACK MEASURED WITH THE DIGITAL TE...

Page 74: ...C1061 C1030 C1060 R1044 R1045 R1053 R1029 C5530 C5540 C5541 C5551 R5508 C5515 C5513 R5504 C5519 R5519 I C 5 5 0 1 R4074 C1034_1 C5543 Q1015 C1044 R1056 Q1016 C1053 R1058 C1055 C616 C678 Q1022 C648 R6...

Page 75: ...4203 W234 W233 C4080 R1018 W174 C4012 C1018 C1016 C5531 C5534 C5538 C5536 C5552 C301_1 C315_1 C4073 C4023 W067 D1007 D1010 C354_1 W109 W010 W138 W137 W135 B4001 C4068 C4067 W151 W842 W090 R1016 W066 W...

Page 76: ...4006 C4003 C4076 C4035 L4008 R4054_1 Q4001 Q4002 L4004 C4025 Q4005 L4002 C4040 C4006 L4007 C4048 C4016 L4005 C4027 C4046 C4051 L4010 L4009 C4053 C4050 C4041 C4039 W131 W130 L4006 C4058 C4071 C4062 C40...

Page 77: ...AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS IC4002 KIA7806PI 5V RE...

Page 78: ...CAUTION DIGITAL TRANSISTOR TUNER VIDEO SIGNAL DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DE...

Page 79: ...1 50V KA C601 47 35V YK C633_1 33 16V KA C611 10 50V KA C669 10 50V YK C651 1 50V KA C645 47 16V KA X604 3 579545MHz 100CT3R505 Q602 2SA1037AK BUFFER Q605 2SA733_Q CUT OFF Q604 2SC2412K BUFFER Q603 2S...

Page 80: ...NTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS S821Y S821X AUDIO...

Page 81: ...IME DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE AT EACH PART WAS CAUTION DIGITAL TRANSISTOR TUNER VIDEO SIGNAL SP_OUT_R SOUND_R SP_OUT_L FRONT_VIDEO_IN SOUND_L H_AUDIO_OUT_R H...

Page 82: ...CAUTION DIGITAL TRANSISTOR DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES...

Page 83: ...0033 B C316 0 1 B C313 0 0033 B C354_1 1000 25V MHE C311 2 2 50V KA C301_1 10 50V KA C312 2 2 50V KA Q350 2SC2412K MUTE OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS...

Page 84: ...022 R 5 0 0 W015 W034 CP401 Q502 W031 C423 R503 R506 D518 RY501 R553 Q503 CP803A HS503 HS501 W010 W045 Q805 C801 J801 CP801 T P 80 2 R 80 5 R815 R812 W041 W043 Q804 C820 R808 T P 80 1 R8 02 T P 8 0 3...

Page 85: ...0 47 100V TF C417 560P 500V B C429_1 470P 2KV B C402 0 001 M C412 390P 500V B C411 0 47 100V TF C413 0 1 100V TF C416 22P 500V SL C423 0 33 250V ECWF C409 0 0022 M C450 0 001 2KV BP C433_1 22 100V MHE...

Page 86: ...27K 1W R542 0 15 1W R505 22K 3W R510 1 2 3W R501 1 2 7W CP502 TV 50P 02 A1 1 2 F502 2 5A250V 23302 5 F501 5A125V 233005 FH503 EYF 52BC FH504 EYF 52BC FH501 EYF 52BC FH502 EYF 52BC TH501 PTH451C3R0Q11...

Page 87: ...TIC DIAGRAM IS THE LATEST AT THE TIME DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DA...

Page 88: ...ASS Y UN4001 DECK MECHA ASS Y F 11 10 9 8 7 6 VMX177 PCB010 GND P CON 10V PCB030 OS753 REMOCON SENSOR GND 1 2 3 Vout B CP4202 SP OUT R GND FRONT A IN L SOUND GND SOUND OUT L SP OUT L GND FRONT A IN R...

Page 89: ...8 10V 10ms div REC 200mV 0 2ms div 200mV 20 s div 4 9 2V 10 s div PB 0 5V 20 s div 14 REC 200mV 10 s div 50V 10 s div 5 10 0 5V 5 s div J 1 TV POWER DEFLECTION Y C AUDIO HEAD AMP DEFLECTION TV POWER...

Page 90: ...iv REC 5V 20 s div REC 20mV 5 s div PB 1V 10ms div REC 200mV 5ms div PB 2V 5ms div REC 1V 2ms div REC 0 5V 10 s div REC 1V 20 s div PB 0 5V 0 5ms div 30 POWER ON 200mV 20 s div J 2 MICON IN OUT The fo...

Page 91: ...200mV 10 s div 34 50mV 10 s div 35 200mV 10 s div 100mV 1ms div 36 J 3 The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE SOUND AMP C...

Page 92: ...B401 213 110 107 112 217 218 111 214 114 113 205 108 217 112 121 136 A 112 217 215 115 208 111 213 130 123 116 216 216 118 127 131 B 137 128 SP301 216 PCB030 OPERATION PCB 119 216 120 117 141 122 126...

Page 93: ...204 204 204 K1 2 135 B PCB010 SYSCON PCB TU601 202 210 114 114 202 103 106 209 142 143 105 220 102 114 213 MECHANICAL EXPLODED VIEW A 133 206 134 207 206 115 212 219 219 115 219...

Page 94: ...REW M3 8 1 118 S1 2WP J06 770 FLAP 1 209 S1 102 30A 020 VT2 3 10 2 119 S1 3WP A01 110 GLASS LED 1 210 87 741 095 410 SCREW TAP TITE P FLAT 3 8 1 120 S1 3WP A01 100 GUIDE REMOCON 1 211 S1 21F 50B 840 S...

Page 95: ...or each position NOTE KYODO OIL SLIDAS No 150 BA OIL 505 UN4001 334 321 348 507 H5001 506 305 304 501 356 301 347 316 317 313 508 315 338 512 310 361 329 359 368 357 366 351 364 308 306 366 358 365 35...

Page 96: ...346 312 331 514 344 512 330 AA AA AA AA AA AD AA AA AA AA AA AA AA BA AC AA AD AD PART NO CLASS MARK GREASE G 555G AA G 488M AB MG 33 AD FL 721 AC NOTE Applying positions AA AB AC AD and BA for the gr...

Page 97: ...ARM ASS Y 1 511 S2 P26 600 5N0 PW CUT 2 6 6 0 5 3 323 S5 OA9 002 130 LINK ASS Y 1 512 S2 Q26 471 3N0 PW 2 6 4 7 0 13 3 324 S5 OA9 002 160 LINK LEVER ASS Y 1 513 S2 P18 450 5N0 PW CUT 1 8 4 5 0 5 1 325...

Page 98: ...10 16V C659 87 010 402 080 CAP E 2 2 50V C5537 87 015 695 080 CAP E 1 50V C660 87 015 695 080 CAP E 1 50V C5538 87 015 075 040 CAP E 10 16V C664 87 010 545 040 CAP E 0 22 50 V C5539 S0 E7T 033 0M0 CA...

Page 99: ...Q1019 SB 3T0 089 200 TR 2SB892 CP1005 S6 9R7 500 280 CONN PWB SIDE 52045 0545 Q1022 87 026 287 080 TR DTC143EKAT146 CP1006 S6 9R7 400 280 CONN 52045 0445 Q1023 89 324 122 080 TR 2SC2412KT CP4001 S6 9...

Page 100: ...ODE RMPG06J D501 S2 BTR M11 C00 DIODE RM11C OS753 S7 7Q0 000 170 REMOTE RECEIV D502 S2 BTR M11 C00 DIODE RM11C D503 S2 BTR M11 C00 DIODE RM11C MAIN PCB ASS Y D504 S2 BTR M11 C00 DIODE RM11C D505 S2 8T...

Page 101: ...ORD CONN 8M82025 FB401 S4 321 301 2R0 TRANS FLYBACK 3213012R OTHER T501 S4 813 503 1W0 TRANS SW 8135031W T502 S4 013 600 160 TRANS POWER AC 0136001 CD802 S6 CH0 101 0A0 CONN CH01010A CH01010A VARIABLE...

Page 102: ...2 11 IKENOHATA 1 CHOME TAITO KU TOKYO 110 JAPAN TEL 03 3827 3111 737004 Printed in Singapore...

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Summary of Contents for VX-S137

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Aiwa VX-S137, Service Manual

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Summary of Contents for VX-S137

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