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Toshiba MV14FM4, Руководство по обслуживанию

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C353

C751

C779

C781

CD702

D791

D793

J351

J701_1

R351

R352

R702_1

R754

R766

R771

R772

R773

R774

R775

R776

R777

R778

R793

SW751

SW791

SW792

SW793

SW794

SW795

SW796

SW797

SW798

SW799

W804

W806

W809

W002

W006

W007

W008

W010

W013

W014

C755

W015

W016

W017

W018

W019

W020

CD355

CD356

W005

W023

W009

W012

W024

W011

CD757_2

OS753

C352

W808

W813

W812

PRINTED CIRCUIT BOARDS

OPERATION

SOLDER SIDE

F-9

F-10

Содержание MV14FM4

Страница 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200214 MV14FM4 ...

Страница 2: ...ether there are the portions which are deteriorated around the serviced places serviced or not Check the insulation between the antenna terminal or external metal and the AC cord plug blades And be sure the safety of that INSULATION CHECK PROCEDURE 1 2 3 4 Unplug the plug from the AC outlet Remove the antenna terminal on TV and turn on the TV Insulation resistance between the cord plug terminals a...

Страница 3: ...direction of the arrow by hand to slacken the Video Tape Rotate the Clutch Ass y either of the derections to wind the Video Tape in the Cassette Case Repeat the above step 3 4 Then take out the Video Cassette from the Deck Chassis Be careful not to scratch on the tape TAPE REMOVAL METHOD AT NO POWER SUPPLY Pinch Roller Cam Main Cam Clutch Ass y Main Chassis Front Side Loading Motor Screw 1 Capstan...

Страница 4: ...CCD HEAD AMP MICON OPERATION IN OUT HI FI PRINTED CIRCUIT BOARDS MAIN CRT SYSCON OPERATION SCHEMATIC DIAGRAMS Y C AUDIO CCD HEAD AMP MICON POWER IN OUT CHROMA IF SOUND AMP HI FI IF TV POWER DEFLECTION CRT OPERATION INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 ...

Страница 5: ... System F Synth Input Impedance VHF UHF 75 ohm CH Coverage 2 69 4A A 5 A 1 A I J W W 1 W 84 Intermediate Picture FP 45 75MHz Frequency Sound FS 41 25MHz FP FS 4 5MHz Preset CH No Stereo Dual TV Sound US Stereo Tuner Sound Muting Yes G 4 Signal Video Signal Input Level 1 V p p 75 ohm Output Level 1 V p p 75 ohm S N Ratio Weighted 50 dB Horizontal Resolution at SP Mode 220Line Audio Signal Input Lev...

Страница 6: ...Clock Date Yes CH AV Yes Tape Counter Linear Counter Yes Tape Speed Yes Sleep Time Yes Stereo Audio Output Yes Bilingal No SAP Yes Control Volume Yes Level Bright Contrast Sharpness Color Yes Tint Yes Bass Treble Balance Yes Manual Tracking Yes Play Stop FF Rew Rec OTR T Rec Pause Eject Tape In Symbol Mark Yes Auto Tracking Manual Tracking Yes Caption Text Yes Index No Muting Yes Hi Fi Yes Repeat ...

Страница 7: ...Yes 9 Yes 0 Yes CH Up Yes CH Down Yes Volume Up Yes Volume Down Yes Input Select Yes Play Yes F Fwd Yes Rew Yes Pause Still Yes Stop Yes Rec OTR Yes 2Keys Eject Yes Counter Reset Yes Speed Yes Timer Rec Yes 2Keys TV Monitor No Quick View Yes Program Yes Slow Yes Auto Tracking Yes Set Tracking Yes Set Tracking Yes Menu Yes Enter Yes Cancel Yes Call Yes TV Caption Text Yes Sleep Timer Yes Muting Yes...

Страница 8: ...r Yes Protect of FBT Leak Curcuit Yes Zero Return Yes Power On Memory No Dirty Head No V chip USA V chip Yes CANADA V chip No CM Advance No Movie Advance No G 14 Accessories Owner s Manual Language English w Guarantee Card Yes Remote Control Unit Yes Battery Yes UM size x pcs UM 4 x 2 pcs OEM Brand No Rod Antenna No Poles Terminal Loop Antenna No Terminal U V Mixer No 300 ohm to 75 ohm Antenna Ada...

Страница 9: ...RCA x 2 Stereo Video Output RCAx1 Audio Output RCA x 2 Stereo Euro Scart No Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input F Type AC Inlet No G 16 Set Size Approx W x D x H mm 440 x 386 x 393 G 17 Weight Net Approx 14 6 kg 32 2 lbs Gross Approx 17 0 kg 37 5 lbs G 18 Carton Master Carton No Content Material Dimensions W x D x H mm Description of Origin Gift Box Yes Material...

Страница 10: ...ECTRICITY BECAUSE IT CONTAINS HIGH VOLTAGE BEFORE ATTEMPTING TO REMOVE OR REPAIR ANY PCB UNPLUG THE POWER CORD FROM THE AC SOURCE 1 2 3 Remove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connectors CP802 and CP805 Remove the CRT PCB in the direction of arrow 1 3 TV VCR BLOCK Refer to Fig 1 3 1 2 3 4 Remove the 2 screws 1 Disconnect the following connectors CP401 CP502 CP22...

Страница 11: ...direction of arrow B DECK SHIELD PLATE AND BOTTOM PLATE Refer to Fig 1 5 1 6 DECK CHASSIS Refer to Fig 1 6 1 2 3 4 5 6 Remove the screw 1 Remove the Plate Cover Light Move the Cassette Holder Ass y to the back side Remove the 3 screws 2 Disconnect the following connectors CP1001 CP4001 CP4002 and CP4003 Remove the Deck Chassis and AC Head Cover in the direction of arrow 1 2 3 4 5 Remove the screw ...

Страница 12: ...cker R 1 2 3 Link Unit NOTE 1 2 In case of the Locker R installation check if the two positions of Fig 2 3 B are correctly locked When you install the Cassette Side R be sure to move the Locker R after installing 2 4 LINK UNIT Refer to Fig 2 4 Set the Link Unit to the Eject position Unlock the support 1 Remove the A side of the Link Unit first then remove the B side 1 2 3 Fig 2 4 2 5 LINK LEVER FL...

Страница 13: ...is correct In case of the Loading Motor installation hook the wire on the Cassette Opener as shown Fig 2 6 C When installing the wires between Capstan DD Unit and Loading Motor connect them correctly as shown Fig 2 6 D Loading Motor Capstan DD Unit L2 L1 Pink Fig 2 6 D White Fig 2 7 A Tension Arm Ass y Fig 2 7 B Fig 2 7 D Tension Band Tension Spring 1 2 4 Tension Band Tension Arm Ass y 3 1 Tension...

Страница 14: ...se gloves Refer to Fig 2 9 A Do not adhere the stains on it When you install the reel clean the shaft and grease it If you do not grease noise may be heard in FF REW mode After installing the reel adjust the height of the reel Refer to MECHANICAL ADJUSTMENT 1 2 3 4 5 6 Fig 2 9 A S Reel 1 A T Reel A 1 Idler Arm Ass y Idler Gear NOTE 1 2 In case of the S Reel and T Reel installation check if the cor...

Страница 15: ...the screw 3 1 2 3 2 10 CASSETTE OPENER PINCH ROLLER BLOCK P5 ARM ASS Y Refer to Fig 2 10 A Unlock the support 1 and remove the Cassette Opener Remove the Pinch Roller Block and P5 Arm Ass y 1 2 Fig 2 10 A 1 Cassette Opener P5 Arm Ass y Pinch Roller Block Main Chassis NOTE Do not touch the Pinch Roller Use gloves In case of the Pinch Roller Block and the Pinch Roller Cam installation install correc...

Страница 16: ...he Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Rod Main Loading Gear Tension Lever Loading Arm T Unit Loading Arm S Unit Fig 2 16 A 2 14 CAPSTAN DD UNIT Refer to Fig 2 14 A Remove the Capstan Belt Remove the 3 screws 1 Remove the Capstan DD Unit 1 2 3 Screw Torque 4 0 5kgf cm Capstan DD Unit Capstan Belt 1 1 1 In case of the Capstan DD Unit ...

Страница 17: ...r Fig 2 18 B Fig 2 18 C Cassette Guide Post Cassette Guide Post 2 17 Remove the Polyslider Washer 1 Remove the Clutch Ass y and Ring Spring Remove the Clutch Lever Remove the Coupling Gear Coupling Spring and Clutch Gear 1 2 3 4 Fig 2 17 A NOTE 1 When you install the Loading Arm S Unit Loading Arm T Unit and Main Loading Gear align each marker Refer to Fig 2 16 B Fig 2 16 B Loading Arm T Unit Main...

Страница 18: ...ip 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 Support Fig 3 1 Fig 3 2 3 After one side is removed pull in the opposite direction to remove the other NOTE DISASSEMBLY INSTRUCTIONS INSTALLATION 1 Clean the spot where the cap was located with a sm...

Страница 19: ...using a blower type IC desoldering machine Refer to Fig 4 2 2 Fig 4 2 NOTE Do not add the rotating and the back and forth directions force on the IC until IC can move back and forth easily after desoldering the IC leads completely When IC starts moving back and forth easily after desoldering completely pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering...

Страница 20: ...4 8 Thin tip Soldering Iron NOTE When the IC leads are bent during soldering and or repairing do not repair the bending of leads If the bending of leads are repaired the pattern may be damaged So be always sure to replace the IC in this case Finally confirm the soldering status on four sides of the IC using a magnifying glass Confirm that no abnormality is found on the soldering position and insta...

Страница 21: ...lop 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 P F LUMI M MAX MINI MIX MM MOD MPX MS SW NC NR OSC OPE PB PB CTL PB C PB Y PCB P CON PD PG P P R REC REC C REC Y REEL BRK REEL S REF REG REW REV RVS RF RMC RY S CLK S COM S DATA SEG SEL SENS SER SI ...

Страница 22: ...tor Separation Transistor Tracking Trick Playback Test Point Unregulated Volt Voltage Controlled Oscillator Video Intermediate Frequency Vertical Pulse Voltage Display Video Playback Variable Resistor Video Recording Visual Search Fast Forward Visual Search Rewind Voltage Super Source Vertical Synchronization Voltage Tuning Crystal Luminance Chrominance C1 2 ...

Страница 23: ...Tracking to the center position NOTE Also can be adjusted by pressing the ATR button for more than 2 seconds during PLAY VOL MIN 5 POWER ON total hours and PLAY REC total hours are displayed on the screen Refer to the PREVENTIVE CHECKS AND SERVICE INTERVALS CONFIRMATION OF HOURS USED Can be checked of the INITIAL DATA of MEMORY IC Refer to the WHEN REPLACING EEPROM MEMORY IC VOL MIN 6 VOL MIN 1 VO...

Страница 24: ...ontact with the tape Replace when rolling becomes abnormal Clean the Head Clean the rubber and parts which the rubber touches CONFIRMATION OF HOURS USED POWER ON total hours and PLAY REC total hours can be checked on the screen Total hours are displayed in 16 system of notation NOTE If you set a factory initialization the total hours is reset to 0 The confirmation of using hours will not be possib...

Страница 25: ... in the same manner Refer to the figure below 2 TAPE RUNNING SYSTEM When cleaning the tape transport system use the gauze moistened with isopropyl alcohol 3 CYLINDER Wrap a piece of chamois around your finger Dip it in isopropyl alcohol Hold it to the cylinder head softly Turn the cylinder head counterclockwise to clean it in the direction of the arrow Refer to the figure below NOTE Do not exert f...

Страница 26: ...ected it will blink Again step through the DATA using SET or button until required DATA value has been selected Pressing ENTER will take you back to ADDRESS for further selection if necessary Repeat steps 3 to 6 until all data has been checked When satisfied correct DATA has been entered turn POWER off return to STANDBY MODE to finish DATA input Enter DATA SET mode by setting VOLUME to minimum Whi...

Страница 27: ...rque S Reel JG154 APJG154000 Cable Used to connect the test point of SERVICE and GROUND APJG022000 JG022 Master Plane Reel Disk Height Adjustment JG024A APJG024A00 Reel Disk Height Adjustment Jig Reel Disk Height Adjustment JG153 APJG153000 X Value Adjustment Screwdriver X Value Adjustment Tentelometer PREPARATION FOR SERVICING 1 2 3 Remove the Main PCB and Syscon PCB from the set Be sure to place...

Страница 28: ...es 20 2gf in the beginning of playback 1 2 USING A CASSETTE TYPE TORQUE TAPE KT 300NR 1 2 3 After confirmation and adjustment of Tension Post position Refer to item 1 2 load the cassette type torque tape KT 300NR and set to the PLAY mode Confirm that the right meter of the torque tape indicates 50 90gf cm during playback in SP mode Confirm that the left meter of the torque tape indicates 25 40gf c...

Страница 29: ...1 B even if you press the Tracking Button to move the envelope The envelope waveform will begin to decrease when you press the Tracking Button Adjust the PG shifter during playback Refer to the ELECTRICAL ADJUSTMENTS 1 2 3 4 5 6 7 NOTE Install the Torque Gauge on the reel disk firmly Press the REW button to turn the reel disk 1 5 CONFIRMATION OF REEL BRAKE TORQUE S Reel Brake Refer to Fig 1 4 B On...

Страница 30: ... is appeared then adjust the a P4 Cap Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Audio Control Head Fig 2 2 C TAPE RUNNING ADJUSTMENT X VALUE ADJUSTMENT Confirm and adjust the height of the Reel Disk Refer to item 1 1 Confirm and adjust the position of the Tension Post Refer to item 1 2 Adjust the Guide Roller Refer to item 2 1 Confirm and adjust the Audio Control Head Refer to item 2 2 Connect ...

Страница 31: ...USTMENT PARTS LOCATION GUIDE 5 6 7 8 9 10 1 2 3 4 1 Tension Connect 2 Tension Arm 3 Guide Roller 4 Audio Control Head 5 X value adjustment driver hole 6 7 8 9 10 P4 Post T Brake Spring T Reel S Reel Adjusting section for the Tension Arm position ...

Страница 32: ...e the Channel UP DOWN button or Channel button 0 9 on the remote control to select the options shown in Fig 1 2 Press the MENU button on the remote control to end the adjustments 3 4 FUNCTION OSD H CUT OFF RF AGC VIF VCO H VCO H PHASE V SIZE V SHIFT R DRIVE B DRIVE R CUT OFF G CUT OFF B CUT OFF NO 00 01 02 03 04 05 06 07 08 09 10 11 12 Fig 1 2 FUNCTION BRIGHTNESS CONTRAST COLOR TINT SHARPNESS FM L...

Страница 33: ...ntil the digital voltmeter is 115 0 5V 2 9 HORIZONTAL PHASE 1 2 3 4 Receive the monoscope pattern Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig 1 1 and press the channel button 05 on the remote control to select H PHASE Press the VOL UP DOWN button on the remote control until the SHIFT quantity of the OVER SCAN on right and ...

Страница 34: ...1 and press the channel button 16 on the remote control to select TINT Press the VOL UP DOWN button on the remote control until the section A becomes a straight line Refer to Fig 2 2 Receive the color bar pattern Audio Video Input Press the INPUT SELECT button on the remote control to set to the AV mode Then perform the above adjustments 2 5 2 14 SUB CONTRAST 1 2 3 4 Activate the adjustment mode d...

Страница 35: ... control to select SHARPNESS Check if the step No of SHARPNESS is 38 Press the INPUT SELECT button on the remote control to set to the AV mode Then perform the above adjustment 1 2 2 19 H VCO 1 2 Activate the adjustment mode display of Fig 1 1 and press the channel button 04 on the remote control to select H VCO Check if the step No of H VCO is 3 ...

Страница 36: ... performing adjustments in section 3 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 magnets so the color at the ends are equally wide Move the deflection yoke backward to neck side slowly and stop it at the position when the whole screen is green Confirm red and blue color Adjust th...

Страница 37: ...601 CP602 VR502 R 5 0 2 T501_1 VR402 CP803A CP820A CP403 L501 TP501_1 S501 S502 AC IN MAIN PCB SYSCON PCB CP502 CRT L503 CD402 CD820 CP802_1 CRT CD802 S801 TP806 CP803B TP804 R 8 0 8 R 8 0 4 CP805 CRT PCB CD702 OPERATION PCB CP810A_1 CRT CP401 FB401_1 VR401 CD356 SP352 CD757_2 CD604 CD4001 SP351 CD355 J801 TP4201 CD810 CD805 CD803 CP820B CP810B CP805B ...

Страница 38: ...MECHANICAL EXPLODED VIEW I1 1 PCB070 MAIN PCB 209 207 207 210 210 211 A 114 203 203 203 203 115 PCB110 CRT PCB B 101 118 120 121 206 206 PCB030 OPERATION PCB 206 119 122 123 133 202 202 202 202 205 ...

Страница 39: ...209 126 125 205 205 212 A 213 116 213 131 205 205 205 130 103 105 112 112 207 208 201 201 B PCB010 SYSCON PCB 209 109 206 102 128 111 204 108 106 110 205 MECHANICAL EXPLODED VIEW I1 2 ...

Страница 40: ...ase is applied for each position NOTE MARK CLASS GREASE AA 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 302 506 501 H5002 323 508 341 331 334 333 314 301 313 307 300 317 309 336 346 345 321 319 320 AA 316 318 325 347 AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA I2 1 CD1501 M101 304 CD1502 ...

Страница 41: ... 330 505 510 338 510 337 340 509 308 344 327 343 326 328 AA AA AA AA AA AA AA AA AA AA AA AA AA CD1501 CD1502 AA Applying positions AA for the grease are displayed for this section Check if the correct grease is applied for each position NOTE MARK CLASS GREASE AA I2 2 ...

Страница 42: ...ATE DECK SHIELD ASS Y 126 BZ710012 761WPA0151 HOLDER M PCB 128 BZ710251 800WFA0037 CUSHION 15x5xT 6 130 BZ710331 753WUAA006 SPRING EARTH HEAD AMP 131 BZ710633 752WSA0275 COVER AC HEAD 133 BZ310365 A5C601J740 CABINET BACK ASSY 201 BZ710036 8117540B04 SCREW TAPPING B0 TRUSS 4x20 202 BZ710035 8117540A64 SCREW TAPPING B0 TRUSS 4x16 203 BZ710383 8121J50C04 SCREW TAPPING B0 GW15 5x30 204 BZ710158 811063...

Страница 43: ...HOLDER TENSION 332 BZ710366 85OP400520 CAP P4 333 BZ710539 85OP400539 BAND TENSION 334 BZ710540 85OP400533 CONNECT TENSION 335 BZ710541 85OP600573 ARM BRAKE T 336 BZ710542 85OP600583 BAND BRAKE T 337 BZ710543 85OP600577 CAM PINCH ROLLER 338 BZ710544 85OP600578 CAM MAIN 339 BZ710545 85OP600579 ROD MAIN 340 BZ710546 85OP600582 GEAR JOINT 341 BZ710110 85OP800322 SPRING TENSION 342 BZ710547 85OP800360...

Страница 44: ...0JTB05Q2K CC 470 PF 500V B C520 BZ110207 E02LT2102M CE 1000 UF 16V C521 BZ110130 E62NFC221M CE 220 UF 200V C523 BZ110029 E5EZT3471M CE 470 UF 25V C524 BZ110053 E02LF3102M CE 1000 UF 25V C529 BZ110222 CD39E0MH3M CC 0 0022UF 250V C530 BZ110223 CD39E0M13M CC 0 001 UF 250V C531 BZ110129 E5EZF2222M CE 2200 UF 16V C533 BZ110223 CD39E0M13M CC 0 001 UF 250V C540 BZ110191 C03L0R7E3K CC 0 0015UF 2KV R C641 ...

Страница 45: ...DF62420 IC M62420SP IC352 BZ611035 I0FSP75220 IC AN7522 IC401 BZ611053 I01TD55220 IC AN5522 IC501 BZ611097 I0WD015070 IC TEA1507P N1 IC506 BZ410088 0002E00610 PHOTO COUPLER LTV 817M VB IC601 BZ611055 I06FC61206 IC M61206FP IC602 BZ611089 I1KA98R09A IC KIA78R09API IC603 BZ611054 I1KA98R050 IC KIA78R05PI IC1001 BZ611093 I56F57071A IC OEC7071A IC1002 BZ611057 IC7J0311A0 IC R3111N311A C TR IC1099 BZ31...

Страница 46: ...402 BZ310063 022100027A COIL LINEARITY ELH5L4113 L501 BZ310099 029T000092 COIL LINE FILTER 1R0A103F24 L503 BZ310116 028R140023 COIL DEGAUSS 8R140023 L601 BZ310147 021LA6R33M COIL 0 33 UH L604 BZ310041 02167F101J COIL 100 UH L607 BZ310052 021LA6100K COIL 10 UH L608 BZ310041 02167F101J COIL 100 UH L610 BZ310156 021375101K COIL 100 UH L613 BZ310136 021LA63R3K COIL 3 3 UH L614 BZ310068 021LA66R8K COIL...

Страница 47: ...R CERAMIC EFCT4R5MW5 CP401 BZ614303 069S450089 CONNECTOR PCB SIDE A1561WV2 A5P CP403 BZ614016 069W01001A CONNECTOR PCB SIDE 003P 2100 CP502 BZ614283 069S420110 CONNECTOR PCB SIDE A1561WV2 2P CP506 BZ614379 069X620090 CONNECTOR PCB SIDE RF H022TD 1190 CP601 BZ614016 069W01001A CONNECTOR PCB SIDE 003P 2100 CP602 BZ614380 069X170379 CONNECTOR PCB SIDE 07JQ ST CP801 BZ614058 069W010010 CONNECTOR PCB S...

Страница 48: ...T3R505 CRYSTAL HC 49 C X1001 BZ613002 100CT01207 CRYSTAL HC 49 U S X1002 BZ613006 100DA32R01 CRYSTAL DT 26 X4001 BZ613017 100CT3R502 CRYSTAL HC 49 U RESISTOR RC CARBON RESISTOR CAPACITORS CC CERAMIC CAPACITOR CE ALUMI ELECTROLYTIC CAPACITOR CP POLYESTER CAPACITOR CPP POLYPROPYLENE CAPACITOR CPL PLASTIC CAPACITOR CMP METAL POLYESTER CAPACITOR CMPL METAL PLASTIC CAPACITOR CMPP METAL POLYPROPYLENE CA...

Страница 49: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

Страница 50: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200214 MV14FM4 ...

Страница 51: ...ROL IC301 M62420SP 7 14 2 19 9 10 SP352 SPEAKER SOUND AMP IC352 AN7522 2 4 6 1 9 5 HEADPHONE JACK J351 SP351 SPEAKER 12 10 8 2 6 7 5 4 3 1 Q403 Q404 SW IC602 KIA78R09API 9V REG L503 DEGAUSS COIL IC603 KIA78R05PI 5V REG P CON 9V P CON 5V Q502 PROTECT DRIVE AT 30V Q503 SWITCHING Q505 SWITCHING D501 RECTIFIER Q405 H DRIVE Q651 SW P CON 8V H CONTROL MICON OPERATION IN OUT TU601 11 5 4 1 SAW FILTER CF6...

Страница 52: ... P CON 5V 4 C ROT RF SW IN AUDIO MUTE HA SW ENV DET Q4006 BIAS OSC Q4003 SW Q4001 Q4002 AUDIO PB SW Q4012 BUFFER COIL BIAS OSC R HA GND P P R P L H L C LPF REC AMP AUTO BIAS EQ AMP PB EE MUTE LINE AMP LPF ALC 1 2 3 R P 1 2 3 28 QV QH 60B SYNC SEP VIDEO AGC VX01 PLL REC APC REC APC VSS R P Main CONV 3 58M BPF2 B UP AMP AGC ACC DET 3 58M BPF1 YNR COMB OUT CCD AUTO BIAS VCA V REC_ST H HI FI MICON OPE...

Страница 53: ...Y C AUDIO CCD HEAD AMP TV CAPSTAN DD UNIT TV_POWER_H FF REW L 97 73 CTL AMP OUT Q1004 FF REW_SW VCR_POWER_H 82 TV_A_MUTE TV_A_MUTE 2 1 MSSEN B MSSEN A 1 4 3 2 1 4 3 2 MS_SEN A Q1009 MS_SEN B Q1003 AT 5 6V P CON 5V 20 REC OTR 69 CS 6 VIDEO ENV 81 VCR_A_MUTE Y C AUDIO CCD HEAD AMP Y C_CS ENV_DET VCR_A_MUTE 41 X RAY_TEST X RAY_TEST 1 CAP_FG 12 CAP LIMIT 77 90 DRUM PWM LDM CTL DRUM FG PG 18 VIDEO H SW...

Страница 54: ...FI_ENV SCL SDA ST_SELECT REAR_AUDIO_IN_R HF1 HF_COM FSC HF2 Y C_AUDIO NORMAL_A Y C AUDIO CCD HEAD AMP 51 58 40 P CON 9V P CON 5V INPUT SW AMP AMP OUTPUT SW PNR BPF FM LIM DEM BLOCK AMP AMP AGC LOGIC VCO FO ADJ LOGIC 25 REAR_AUDIO_IN_L AUDIO_OUT_R AUDIO_OUT_L MICON OPERATION IN OUT TV MICON OPERATION IN OUT AUDIO_OUT_R AUDIO_OUT_L FRONT_AUDIO_IN_L FRONT_AUDIO_IN_R E 7 E 8 ...

Страница 55: ...433 Q404 W020 W008 W005 HS401_1 W016 W017 W027 R423 W018 D524 C523 Q505 Q403 C543 C417_1 W029 R830 S801 TP806 CP803B J801_1 TP805 TP804 W827 Q810 Q812 Q811 D801 D803 D802 Q802 Q803 Q801 L802 L804 R806 R 8 0 8 R 8 0 4 L801_1 R828 R829 CP802_1 C814 C517_2 D412 D505 D509 D512 D514 D519 D523 R447 W804 CP805 CP820A D506 Q406_1 W801 W802 W003 C533 C530 CP403 CP810A_1 R 5 2 9 W004 CP502 C506 R538 R501 L5...

Страница 56: ... R809 R814 R815 R805 R817 C804 R813 R523 R510 R531 C541 R535 R533 R534 C528 R525 R532 C554 R520 R431 R428 R412 R515 R513 C807 R811 R812 R810 C502 R516 R508 PRINTED CIRCUIT BOARDS MAIN CRT CHIP MOUNTED PARTS SOLDER SIDE F 3 F 4 ...

Страница 57: ...73 W372 W365 W364 W362 W301 W211 W212 R4026 W272 R1006 R1016 W246 W171 W169 W263 W264 W265 W266 C1011 W367 W260 TP1001 TP1002 TP5502 W078 W080 W075 W081 W202 R685 W100 W076 W178 W255 W186 W275 W220 W193 W192 W195 W219 W218 W182 W184 W088 W217 W215 W163 W947 HS352 W049 W050 W052 W053 W041 W055 R353 R359 W154 W237 W328 W289 W118 W112 W097 W253 W176 W177 D1014 R1039 D1001 W167 IC603 HS603_1 IC602 HS6...

Страница 58: ...8 I C 4 0 0 1 C4019 C4016 C4055 R4012 C4069 R4038 C4061 R4041 Q4012 C4060 R4043 C4064 R4039 C4066 R4042 R4054 C4059 Q4010 C4054 R4032 Q4009 R4029 Q4007 R4028 C4044 R4034 R4025 C4038 C4037 C4036 R4024 R4023 C4075 C4020 C4005 C4006 R4010 C4028 R4017 R4022 C4032 C4033 R4021 R4018 R4019 C4029 R4020 R4014 C4022 R4005 C4014 R4055 R4047 R4046 R4035 C622 C626 C634 R614 C621 C618_1 C636 C625 R608 C628 C627...

Страница 59: ...775 R776 R777 R778 R793 SW751 SW791 SW792 SW793 SW794 SW795 SW796 SW797 SW798 SW799 W804 W806 W809 W002 W006 W007 W008 W010 W013 W014 C755 W015 W016 W017 W018 W019 W020 CD355 CD356 W005 W023 W009 W012 W024 W011 CD757_2 OS753 C352 W808 W813 W812 PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE F 9 F 10 ...

Страница 60: ...34 4 7 25V KA C4009 47 6 3V KA C4045 220 6 3V KA X4001 100CT3R502 Q4009 2SA1037AK BUFFER Q4010 2SA1037AK BUFFER Q4005 KTA1266 AT Y GR BIAS CTL Q4007 2SC2412K SYNC IN Q4012 2SC2412K BUFFER Q4013 2SC2412K AMP Q4006 KTC3203_Y AT BIAS OSC Q4002 KTC3198 AT Y GR AUDIO PB SW Q4001 KTC3198 AT Y GR AUDIO PB SW L4007 STP 01064 15 6KHZ TRAP 1 2 3 4 6 FSC COMP H SW Y C_CS ENV_DET C_ROTARY Y C_CLK P CON 5V H A...

Страница 61: ... SCL OSD_R OSD_G OSD_B CAP_CTL REEL_T Y C_CS Y C_DATA HIFI_H SW CYL_CTL Y C_CLK OSD_BLK SD_SYNC AT 5V UCON V REC_ST_H CENTER_LED SCL GND SDA ST_SELECT P CON 5V VCR_A_MUTE AT 12V MOTOR_GND POWER_FAIL STANDBY H Y C_CLK Y C_DATA Y C_CS H SW SD_VIDEO CAP_FG ENV_DET HD VCR_A_MUTE VD CTL CAP_F R CTL CAP_LIMIT C_ROTARY DUMMY_V SYNC V REC_ST_H VCR_A_MUTE TAB_SW H AMP_SW1 CAP_CTL TV_A_MUTE COMP LDM_CTL EXT...

Страница 62: ...R690 1K 1 2W R668 470 1 4W R644 100 1 4W R669 1K 1 4W R662 100 R686 100 R667 15 1 4W R663 100 R682 100 C608 1 F C677 47 35V YK C688 1 50V YK C694 100 6 3V YK C643 1 50V YK C680 22 35V YK Q603 KTC3203_Y AT REG Q605 2SC13840W REG Q606 2SC13840W REG Q608 2SC13840W REG Q602 KTC3203_Y AT REG P CON 5V GND AT 12V MOTOR_GND AT 5V UCON AT 5V BACKUP P CON 5V GND AT 5V UCON P CON 9V GND P CON 9V P CON 5V GND...

Страница 63: ...4204 470P CH C4222 470P CH C4203 0 001 B C4201 0 01 B C4205 0 01 B C4214 470P CH C4209 470P CH C4210 470P CH C4213 470P CH C4208 1 F C4216 1 F C4218 47P CH C4211 470 16V YK C4220 100 16V YK C4207 4 7 25V KA C4245 4 7 50V YK Q4210 2SA1037AK MUTE SW Q4212 2SA1037AK BUFFER Q4203 2SC2412K MUTE SW Q4211 2SC2412K CH MUTE SOUND_GND SOUND_L SP_OUT_L SOUND_R SP_OUT_R FRONT_A_IN_R FRONT_A_IN_L FRONT_V_IN RE...

Страница 64: ... C623_1 100P CH C627 1 B C734 0 001 B C700 0 0012 B C629 22P CH C614 0 01 B C618_1 220P CH C621 0 01 B C601 10P CH C615_1 0 001 B C639 0 01 B C676 150P CH C663 120P CH C644 0 039 B C657 220P CH C602 0 01 B C653 0 01 B C656 0 01 B C661 1 B C640 0 1 B C660 0 1 B C664 1 63V MKT C669 0 01 B C658 0 22 B C654 18P CH C647 0 01 B C651 47P CH C628 180P CH C625 1 F C650 0 015 B C636 0 01 B C674 0 1 F C626 0...

Страница 65: ...0 50V KA C357 33 25V YK C321_1 1000 16V YK R309 220 1 4W R358 390 R359 47K 1 4W R357 100K 1 4W R310 220 1 4W R316 3 9K R311 100K R318 100 R307 1 8K R306 1 8K R303 3 9K R302 3 3K R317 100 R313 390 R305 4 7K R304 4 7K R308 3 3K R353 68K 1 4W C310 0 022 B C317 0 1 MMTS C318 100P CH C319 100P CH C308 0 001 B C316 0 1 B C303 0 033 B C302 0 033 B C304 0 022 B C306 0 47 B C305 0 022 B C307 0 47 B C312 10...

Страница 66: ...V KA C5565 1 50V KA C5537 1 50V KA C5550 47 6 3V KA C5531 47 6 3V KA C5527 10 16V KA C5525 10 16V KA C5526 4 7 25V KA C5539 33 6 3V KA C5518 3 3 50V KA C5501 47 6 3V KA C5510 47 16V KA C5512 10 16V KA Q5501 2SC2412K BUFFER FSC SDA SCL P CON 5V P CON 5V TU2_AUDIO VCR_A_MUTE AUDIO_OUT_L AUDIO_OUT_R FRONT_A_IN_L FRONT_A_IN_R REAR_A_IN_L REAR_A_IN_R V REC_ST_H AUDIO_OUT_R HIFI_ENV AUDIO_OUT_R AUDIO_OU...

Страница 67: ...AL S811Y OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME W982 MONITOR_V AFT_R VIDEO_OUT VIDEO_OUT VIDEO_OUT MONITOR_V AFT_R VMA245 PCB010 TO IN OUT FROM Y C AUDIO HEAD AMP TO CHROMA IF IF SCHEMATIC DIAGRAM SYSCON PCB G 15 G 16 ...

Страница 68: ...0S D526 1SS133 D504 11E1 EIC D524 11E1 EIC D514 SB290S D533 1SS133 IC501 TEA1507P N1 POWER CONTROL IC 1 2 3 4 5 6 7 8 S807Y OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME D528 MTZJ5 6B D517 MTZJ4 7B D515 MTZJ33B W821 W801 W804 W809 W802 C510 2 2 100V MHE C542 47 25V YK R553 39K 1 4W R519 270K 1 4W R508 22K R500 2 7M 1 2W R515 10K R513 10K R50...

Страница 69: ...WSAA013 HS402 763WSAA013 Q403 KRC111MAT SWITHING D401 11E1 EIC D405 1SS133 D406 1SS133 D413 1N4937 DEFLECTION SIGNAL S807X OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CAUTION DIGITAL TRANSISTOR D409 HZ11B3L D410 MTZJ6 8B D404 MTZJ30B D403 MTZJ30B L401 4 7mH 0909 W814 W854 W835 C406 100 35V YK C431 10 250V YK C422 1 250V MHE C405 3 3 50V YK...

Страница 70: ... SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CP803B B2013H02 6P 1 2 3 4 5 6 CP802_1 A2361WV2 2P 1 2 L801_1 180uH 0607 L802 82uH 0607 L804 82uH 0607 W850 W827 W849 W853 W808 C814 1 250V YK R809 56 R815 220 R828 2 7K 1 4W R805 56 R813 220 R817 220 R807 56 R814 220 R819 220 R829 2 7K 1 4W R830 2 7K 1 4W R811 1 8K R810 1 8K R821 220 R812 1 8K C806 0 001 CH C8...

Страница 71: ...TS 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 AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION TUNER VIDEO SIGNAL S809Y S809X OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME CD356 CU123201 1 2 CD355 CU123201 1 2 W813...

Страница 72: ...ATION PCB PCB030 FRONT_AUDIO_IN_L FRONT_AUDIO_IN_L FRONT_A_IN_R FRONT_VIDEO_IN GND GND GND SP OUT L SP OUT L TO OS753 COMMAND TRANSMITTER TM101 1 2 3 FROM TM101 OS753 Vout B GND MOTOR_GND X RAY_STOP NC MOTOR_GND AT 30V AT 13V UNREG 8V AT 12V UNREG 8V GND GND CUT_OFF GND G OUT R OUT B OUT NC NC NC NC NC TU601 14 15 12 13 11 10 9 8 7 6 5 4 3 2 1 IF 30V SDA SCL AGC 5V INTERCONNECTION DIAGRAM CD702 FR...

Страница 73: ... AMP 2 POWER ON 100mV 0 1µs div 1 PB 0 5V 20µs div 5 REC 10 0V 5us div 3 PB 10mV 20us div 4 PB 0 5V 1ms div MICON 10 PB 1 0V 5ms div 8 POWER ON 1 0V 10µs div 9 PB 1 0V 10ms div 7 POWER ON 0 5V 10ms div 11 PB 0 5V 0 5ms div 12 PB 1 0V 0 5ms div TV POWER 24 REC PB 5V 0 1ms div HI FI 22 200mV 1ms div 23 200mV 1ms div DEFLECTION 25 0 5V 20µs div H 1 ...

Страница 74: ...t the point of the corresponding balloon number in the schematic diagram NOTE WAVEFORMS 31 20 0V 20µs div 28 0 5V 5ms div 27 1V 10ms div 26 5V 20µs div CRT 29 20 0V 20µs div 30 20 0V 20µs div 16 200mV 20µs div CHROMA IF 15 100mV 20µs div H 2 ...

Страница 75: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

Страница 76: ...e number 140 200214 Please refer to this Supplement in conjunction with the original Service Manual when servicing this model MV14FM4 comes with 2 versions of SYSCON PCB The version can be identified by the alphabet behind the serial no Eg 83584001 B When replacing components use only the components in the respective Electrical Replacement Parts list version A or B Components are interchangeable b...

Страница 77: ...3J RC 10K OHM 1 4W DEL C741 E02L052R2M CE 2 2 UF 50V DEL PCB010 A5C601J010 SYSCON PCB ASS Y VERSION A VMA245B BZ310360 A5C601C010 SYSCON PCB ASS Y VERSION B VMA245D AD302343 All parts are interchangeable between version MFR S VERSION A MFR S VERSION B REF NO ELECTRICAL REPLACEMENT PARTS LIST ...

Страница 78: ...P AT 5V BACKUP HIFI_ENV SDA SCL OSD_R OSD_G OSD_B CAP_CTL REEL_T Y C_CS HIFI_H SW CYL_CTL Y C_CLK OSD_BLK SD_SYNC AT 5V UCON Y C_DATA V REC_ST_H CENTER_LED SCL GND SDA ST_SELECT P CON 5V VCR_A_MUTE AT 12V MOTOR_GND POWER_FAIL STANDBY H Y C_CLK Y C_DATA Y C_CS H SW SD_VIDEO CAP_FG ENV_DET HD VCR_A_MUTE VD CTL CAP_F R CTL CAP_LIMIT C_ROTARY DUMMY_V SYNC V REC_ST_H VCR_A_MUTE TAB_SW H AMP_SW1 CAP_CTL...

Страница 79: ... 2 2K R4231 2 2K R4205 680 R4212 680 1 4W R2211 4 7K 1 4W R2212 4 7K R4224 75 C4202 27P CH C4201 0 01 B C4203 0 001 B C4205 0 01 B C4214 470P CH C4209 470P CH C4210 470P CH C4213 470P CH C4208 1 F C4216 1 F C4222 470P CH C4218 47P CH C4204 470P CH C4211 470 16V YK C4220 100 16V YK C4207 4 7 25V KA C4245 4 7 50V YK Q4210 2SA1037AK MUTE SW Q4212 2SA1037AK BUFFER Q4203 2SC2412K MUTE SW Q4211 2SC2412K...

Страница 80: ...65 W364 W362 W377 W301 W211 W212 R4026 W272 W270 R1006 R1016 W246 W171 W263 W264 W265 W266 C1011 W367 W260 TP1001 TP1002 TP5502 W078 W080 W075 W081 W202 R685 W100 W076 W178 W255 W186 W273 W275 W220 W193 W192 W195 W219 W218 W182 W184 W088 W217 W215 W163 W947 W049 W050 W052 W053 W041 W055 R353 R359 W154 W237 W328 W289 W118 W112 W097 W253 W176 W177 D1001 W167 IC603 HS603_1 IC602 HS602_1 R668 R667 C64...

Страница 81: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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