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Toshiba VTV2056, Руководство по обслуживанию

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Toshiba VTV2056 Скачать руководство пользователя страница 45

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PRINTED CIRCUIT BOARDS

SYSCON (INSERTED PARTS)

SOLDER SIDE

F-5

F-6

Содержание VTV2056

Страница 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER VTV2056 ...

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: ...ICON OPERATION IF 21PIN IN OUT T TEXT PRINTED CIRCUIT BOARDS MAIN CRT POWER SW SYSCON IF SCHEMATIC DIAGRAMS Y C AUDIO HEAD AMP MICON POWER 21PIN IN OUT CHROMA IF SOUND AMP REGULATOR T TEXT TV POWER DEFLECTION CRT IF INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1...

Страница 5: ...ve CH Destination U K Tuning System F Synth Input Impedance UHF 75 ohm CH Coverage 21 69 Intermediate Picture FP 39 5MHz Frequency Sound FS 33 5MHz FP FS 6 0MHz Auto Tuning Method Preset CH 80CH Stereo Dual TV Sound No 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 53 dB Horizontal Resolution at SP Mode 240 Lines Audio Signa...

Страница 6: ...inear Counter Yes Tape Speed Yes Sleep Time Yes Control Volume Yes Level Brightness Contrast Sharpness Color Yes Tint No Bass Treble Balance No Manual Tracking Yes Play Stop FF Rew Rec OTR T Rec Pause Eject Tape In Symbol Mark Yes Auto Tracking Manual Tracking Yes S Repeat SR R SR PLAY No Index Yes Mute Yes Hi Fi No Repeat Yes PDC Yes Zero Return No Dew No G 10 OSD Language English G 11 Clock Time...

Страница 7: ... Up Yes Volume Down Yes Play Up Yes Play Up Slow No F Fwd Right Yes Rew Left Yes Pause Still Yes Pause No Stop Down Yes Rec OTR Yes 2Keys Eject Yes Counter Reset Yes Speed Yes Timer Rec Yes 2Keys TV Monitor No TV Monitor Rec Monitor Yes Program Yes Program V No Auto Tracking No Auto Tracking Reveal Yes Menu Yes Enter No Enter Hold Yes Cancel Ch Skip No Cancel Ch Skip F T B Yes Index No Index Sub P...

Страница 8: ... of FBT Leak Circuit Yes Zero Return Yes Power On Memory No Choke Coil No G 14 Accessories Owner s Manual Language English w Guarantee Card No Remote Control Unit Yes Rod Antenna No Poles Terminal w 300 ohm to 75 ohm Antenna Adapter Loop Antenna No Terminal U V Mixer No DC Car Cord Center No Guarantee Card No Warning Sheet No Circuit Diagram No Antenna Change Plug No Service Facility List No Impor...

Страница 9: ...Audio Input No Video Output No Audio Output No Euro Scart 1 SCART Diversity No Ext Speaker No DC Jack 12V Center No VHF UHF Antenna Input DIN type AC Inlet No G 16 Set Size Approx W x D x H mm 489 x 465 x 486 G 17 Weight Net Approx 22 0 kg 48 5 lbs Gross Approx 25 0 kg 55 1 lbs G 18 Carton Master Carton No Content Material Dimensions W x D x H mm Description of Origin Gift Box Yes Material Double ...

Страница 10: ...3 Remove the Back Cabinet in the direction of arrow Fig 1 1 Back Cabinet 1 1 1 1 2 3 Front Cabinet 2 1 2 CRT PCB Refer to Fig 1 2 CAUTION BEFORE REMOVING THE ANODE CAP DISCHARGE ELECTRICITY 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 connecto...

Страница 11: ...yscon PCB in the direction of arrow A Remove the 2 screws 2 Unlock the 2 supports 3 Remove the Jack Plate in the direction of arrow B 1 7 JACK PLATE AND SYSCON PCB Refer to Fig 1 7 2 2 3 3 B Syscon PCB 1 Deck Holder Fig 1 5 1 6 DECK CHASSIS Refer to Fig 1 6 1 2 3 Remove the 3 screws 1 Disconnect the following connectors CP1001 CP4001 CP4004 and CP4005 Remove the Deck Chassis and AC Head Cover in t...

Страница 12: ... 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 Fig 2 3 A Cassette Side L Cassette Side R 1 1 1 Loc...

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: ... 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 installation apply t...

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: ... of leads are repaired the pattern may be damaged So always be 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 installation position of the parts around the IC If some abnormality is found correct by resoldering 5 Solder temporarily Soldering Iron INSTALLATIO...

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: ...TIVE 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 9 Display of the Adjustment MENU on the screen Refer to the ELECTRICAL ADJUSTMENT On Screen Display Adjustment VOL MIN 8 Writing of EEPROM initial data NOTE Do not use this for the normal servicing VOL MIN 7 Releasing of PROTECT...

Страница 24: ...e 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 possible if clock has been set To...

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: ...is reached Press ENTER to select DATA When DATA is selected it will blink Again step through the DATA using PLAY or STOP 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 DAT...

Страница 27: ...d 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 PREPARATION FOR SERVICING 1 2 3 Remove the Main PCB and Syscon PCB from the set Be sure to place the parts on a paper so that they have no short ci...

Страница 28: ...kwise confirm that the edge of the Tension Arm is located in the position described above Fig 1 2 A Standard line of Main Chassis Tension Arm 0 5mm Adjusting range Reel Disk Height Adjustment Jig JG024A Fig 1 1 A Reel Disk Height Adjustment Washer 2 6x4 7xT0 13 2 6X4 7xT0 25 B C Master Plane JG022 Fig 1 1 B A 10 0 2 0 mm Master Plane JG022 Reel Disk Height Adjustment Jig JG024A Adjusting section f...

Страница 29: ...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 Once set to...

Страница 30: ...n 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: ...er limit on the OK Example In case of the OK point 30 41 select 36 MONITOR TUNER On Screen Display Adjustment 1 2 Unplug the AC plug for more than 30 minutes to set the clock to the non setting state To release the Back Up immediately take the short circuit between C1003 and GND at the Power Off Then set the volume level to minimum Press the VOL DOWN button on the set and the channel button 9 on t...

Страница 33: ...of Fig 1 1 and press the channel button 39 on the remote control to select REC AGC Press the VOL UP DOWN button on the remote control until the digital voltmeter is 2 8 0 1V REC TUNER 2 7 VERTICAL POSITION 1 2 3 4 5 6 7 8 9 Receive the monoscope pattern from the Pattern Generator Using the remote control set the brightness and contrast to normal position Activate the adjustment mode display of Fig...

Страница 34: ...ern RF Input 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 17 on the remote control to select BRIGHT CENT Press the VOL UP DOWN button on the remote control until the screen begin to shine Receive the PAL black pattern Audio Video Input Press the AV button on the remote control to set to the ...

Страница 35: ...35 36 37 38 FUNCTION AGC GAIN R CUTOFF G CUTOFF B DRIVE V POSI VCO COARSE L1 VCO FINE L1 BRIGHT MAX BRIGHT MIN CONTRAST MAX CONTRAST MIN COLOR MAX COLOR MIN SHARP M B CUT OFF CVBS OUT APR THRESHOLD BELL FILTER BANDPASS RF 50Hz 00 31 31 31 00 00 00 55 05 55 10 63 10 03 50 10 15 00 00 RF 60Hz 05 AV 03 To check for the fixed values of the RF 60Hz indicate the adjustment mode screen while input the 60...

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: ...001 CP3001 CP851 CD601 A C HEAD CD4005 CP4005 IF PCB TP1102 TU1101 TP601 TU601 TP4201 J4201 CP603 L6006 TP804 CP850 J801 CP803B CP802 CP820 CP403 VR502 VR402 VR401 CP502 CRT CP501 AC IN CD502 CD801 CD602 FB401 L503 SYSCON PCB POWER SW PCB MAIN PCB CRT PCB CD803 CRT W018 T501 CP354 SPEAKER R804 CP803A CP601 CD501 CD354 CD3001 CD850 ...

Страница 38: ...API P CON 9V 9 5 SOUND AMP IC IC352 AN7523N 2 7 2 1 SP351 SPEAKER J2201 HEADPHONE TV_POWER_H VOL CTL VCR_POWER_H POWER_FAIL DC MICON OPERATION S TRAP VR502 2 4 1 2 5V REG IC IC3002 KIA78R05PI 4 1 2 5V REG IC IC3004 KIA78R05PI P CON 5V_A 3 1 5V REG IC IC3003 KIA7805API AT 5 6V P CON 5V_C SDA SCL FM_OUT EXT_AUDIO_IN AUDIO_OUT PIFIN2 RF_AGC_OUT B OUT G OUT R OUT OSD_BK OSD_B OSD_G OSD_R BCL SAF LBF S...

Страница 39: ... ATT VIDEO AGC R P D LIM DEMO SLPF MAIN DE EMPH CLAMP D E N C Y APA YNP CLAMP R P MIX LEVELADJ R P R P YLPF FBC ALC NL EMPH NL DE EMPH MAIN EMPH CARRIER OFFSET W C DC F0 DEV ADJ S DET Q4006 BUFFER 88 87 89 86 H AMP 8 7 REC MUTE LINE MUTE ENV DET L4001 15 6KHz TRAP L4005 1 3 6 Q4004 Q4005 FE HEAD 4 ENV DET H SW MICON OPERATION SDA SCL VCR_A_MUTE V REC_ST_H CTL CTL CYL CP4001 3 2 4 SP COM SP CH2 L S...

Страница 40: ... CTL V REC_ST_H SDA OSD_G OSD_B OSD_R Q1014 TV POWER SW TV_POWER_H 89 VCR_MUTE VCR_A_MUTE 105 VIDEO H SW H SW 43 REMOCON_IN 1 OS2201 AT 5 6V_A D2201 D2203 24 VIDEO ENV ENV_DET T TEXT Y C AUDIO HEAD AMP 1 CAP FG TV_POWER_ON H IF 21PIN IN OUT 11 10 CYL FG PG LDM CTL 9 CAP CTL 8 CYL LAD VCO 12 CYL CTL 83 CAP_LIMIT D1003 Q1006 BOT Q1017 EOT 48 STAND BY 100 G 99 R 96 YCO Q1013 POWER PAIL SW SW1001 26 5...

Страница 41: ...6005 PRE AMP CP6001 11 9 IF AGC 3 6 TU VIDEO TU AUDIO TU1101 4 5 11 2 6 1 3 J4201 8 7 11 16 20 15 19 Q4211 MUTE SW Q4207 PERI SW REC_TU_A REC_TU_V SDA SCL REAR_V_IN REAR__A_IN_L MICON OPERATION Y C AUDIO HEAD AMP Q6001 BUFFER Y C AUDIO HEAD AMP Q4210 SW TUNER ON OFF REAR__A_IN_L REC_TU_V TV 8 10 S TRAP CF6005 MIX HPF FM DEM LIM MAP JACK_VIDEO TU_AUDIO 1 FRONT AUDIO JACK J2203 2 REAR_V_IN FRONT_V_I...

Страница 42: ...R TEXT_SYNC 27 3 BLANK SDA 3 5 6 8 TRIPLE ANALOG MPXER IC IC1202 MM1231XF 29 GREEN 41 42 X1201 13875KHz 1 14 9 2 7 16 11 TEXT_RESET OSD_B OSD_R OSD_G OSD_Y OUT1 TEXT_B TEXT_R TEXT_G TV 12 IN 1B IN 2B IN 3B SW1 SW3 SW2 OUT2 OUT3 IN1A IN2A IN3A Q1262 BLK BUFFER 30 RED SDA SCL 20 VIDEO IN SW_VIDEO OSC IN OSC OUT E 9 E 10 ...

Страница 43: ...02_1 R829 R828 R8 04 R 80 8 R806 Q801 Q803 Q802 W829 W825 W827 W819 W813 TP804 TP805 J801_1 CP803B R816 TP806 S801 D502 W802 CP503 W022 W810 W021 C543 CP810 CP850 C531 D528 CP820 C520 C540 D503 R527 R522 R830 W027 W020 R822 C403 C404 C429_1 C430_1 C432_1 C529 Q405 D505 D509 D510 D512 D514 D519 D523 L501 L502 L801_2 R529 W015 W014 W005 VR502 R505 W010 C402 R420 W025 C509 W006 S502 D506 B502 C523 C5...

Страница 44: ...10 R516 R531 C541 R525 C554 R553 R532 C528 R515 R513 R533 C413 R520 C807 R819 C805 R821 C806 R817 C804 C802 C801 R508 R810 R811 R812 W804 W805 W808 PRINTED CIRCUIT BOARDS MAIN CRT CHIP MOUNTED PARTS SOLDER SIDE F 3 F 4 ...

Страница 45: ... W336 W200 W244 W340 W366 L4007 W250 R4089 R4088 W254 W334 W373 L1203 W426 W427 R4065 W274 W265 W273 TP4002 W371 W370 W374 TP4001 W376 C1202 C1273 C1274 W838 L1205 L1204 W380 C1257 W359 W326 W243 W196 W226 W342 W310 W350 W225 W190 W192 W194 W281 W232 W289 W290 W287 W288 W284 R1055 W293 W286 W291 W420 D2201_1 D2203 D2204_1 W928 W924 OS2201 SW2209 W819 SW2206 SW2205 W419 SW2207 SW2210 SW2208 SW2203 ...

Страница 46: ...R1094 Q4007 R4052 C1030 C4054 C4059 C4123 C4062 C4011 C4064 C4067 C4068 C4070 C4072 C4075 C4080 C4082 C4083 C4089 C4099 C4115 Q4015 R4034 R4050 R1109 C1185 C1159 R1171 R1107 R1116 C1101 C4003 C4012 C1175 C1183 R1096 R4073 C1082 C1026 C1028 C1004 C1025 C1024 C1023 R1023 R1064 C1008 R1001 R1067 C1081 R1054 R1042 Q1102 R1111 Q1123 R1173 Q1122 R1170 R1105 Q4017 Q1010 C1034 R1053 R1019 R1006 R1015 R105...

Страница 47: ... C6002 R6019_1 W003 W005 W004 CP6001_2 C6028_1 W821 L6001 R6028 C6006 C6010 C6023 R6025 R6022 R6027 R6024 C6022 C6005 R6011 R6020 C6013 R6014 C6015 R6013 W010 C6019 W008 R6002 R6016 W811 W803 W819 W806 S803Y S803X R6003 C6001 C6007 W804 W007 PRINTED CIRCUIT BOARDS IF INSERTED PARTS SOLDER SIDE IF CHIP MOUNTED PARTS SOLDER SIDE F 9 F 10 ...

Страница 48: ... 100uH 9A06B L4009 100uH 9A06B L4004 100uH 0305 L4003 100uH 9A06B L4008 1mH L4007 100uH 0305 L4002 100uH 0305 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q4003 KRA103SRTK V REC ST SW L4005 1626008 COIL BIAS OSC 1 2 3 4 5 6 Q4015 KRC104SRTK PB SW R4021 18K 1 CAUTION DIGITAL TRANSISTOR CAUTION DIGITAL TRANSISTOR TUNER AUDIO SIGNAL TUNER VIDEO SIGNAL PLAYBACK CO...

Страница 49: ...STOR CAUTION DIGITAL TRANSISTOR DEFLECTION SIGNAL SCL SDA SCL SDA SCL SDA RESET VV_H AV_2 PROTECT CAP_LIMIT REC_AGC_CTL TEXT_RESET DEGAUSS_H AT 5 6V VCR_POWER_H AT 12V CAP_VCO P CON 5V_C MOTOR_GND GND REEL T REEL S CAP_F R CONTROL_IN LDM_CTL AT 5 6V_A T REC_LED REC_LED VOL_CTL SCL SDA CENT_LED_CTL MO_SYNC REC_SVL H AV_1 REC_AFT OSD_Y TV_A_MUTE TAB_SW REC_AGC_CTL IF_MOD VCR_A_MUTE VCR_POWER_H REMOC...

Страница 50: ...12 100 R1105 330K R1170 820 R2209 2 7K R2208 5 6K R2212 1 5K R2214 1K R2213 820 R1111 4 7K R1102 56K R1197 100 R1199 10K R1191 560K R1116 820K R1109 12K R1185 2 7K R2206 270 C1187 100 6 3V YK C1186 22 50V YK Q1123 2SC2412K BUFFER Q1102 2SC2412K BUFFER W832 W894 W955 W996 W995 W976 W856 W930 W821 W925 W924 W922 W989 W928 W819 TP1102 REC IF W846 Q1122 2SA1037AK BUFFER L1103 100uH 9A06B L1102 100uH 9...

Страница 51: ...16 75 R4221 75 R4223 68 R4222 82 R2216 100 1 4W R4206 22K R4201 56K 1 4W R4207 220 1 2W C4226 10 16V KA Q4201 2SC2412K BUFFER Q4211 2SC2412K MUTE SW Q4210 2SC2412K SW Q4207 2SC2412K PERI SW W912 W843 W909 W911 TP4201 VIDEO OUT W840 W833 W817 Q4202 2SA1037AK BUFFER L4202_1 100uH 0305 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS TUNER AUDIO SIGNAL TUNER VIDEO SI...

Страница 52: ... 50V KA C641 0 47 50V KA C666 10 16V KA C648 10 16V KA C626 1 50V KA C672 47 16V YK Q609 KRC103SRTK SW Q607 2SC3000 PRE AMP Q602 2SC2412K BUFFER Q611 2SC2412K SW Q610 2SC2412K BUFFER Q608 2SC2412K BUFFER W845 W910 W936 W935 W961 W953 W844 W937 W885 TP601 W847 L609 100uH 9A06B L611_1 100uH 0305 L610_1 100uH 0305 L604_1 100uH 0305 L602 100uH 9A06B L613 100uH 0305 DURING PLAYBACK MEASURED WITH THE DI...

Страница 53: ... 8K R304 2 7K R309 10K 1 4W R303 68K 1 4W R311 4 7K R306 1K 1 4W C318 1000 16V YK C303 1000 16V YK C322 1000 25V YK Q302 2SC2412K SW Q301 2SC2412K MUTE W849 W813 W810 W818 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS Q303 KRC102SRTK SW Q306 KRC111SRTK MUTE CAUTION DIGITAL TRANSISTOR TUNER AUDIO SIGNAL SOUND B SOUND_GND SW_AUDIO TV_A_MUTE M P OFF_H VOL_CTL TV_P...

Страница 54: ... R3004 10 R3007 2 2K 1 4W R3001 270 1 4W R3002 2 2K 1 4W R3003 2 2K 1 4W R3005 2 2K 1 4W R3006 10 C3008 470 16V YK Q3001 2SC13840W REG DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS P CON 9V P CON 9V P CON 5V_C GND VCR_POWER_H AT 12V AT 5 6V CAP_VCO P CON 5V_C GND MOTOR_GND P CON 9V GND P CON 8V_A AT 9V AT 9V P CON 5V_A P CON 9V AT 30V GND AT 12V GND AT 5 6V P C...

Страница 55: ...108 820 R1211 560 R1118 1 8K R1119 120 R1120 1K R1289 3 3K 1 4W C1274 100 16V YK C1202 100 16V YK C1273 100 16V YK C1257 100 6 3V KA C1256 100 6 3V YK Q1253 2SC2412K SYNC BUFFER Q1262 2SC2412K BLK BUFFER Q1101 KTD863_Y REG Q1104 2SC2412K BUFFER W884 W876 W838 W867 L1204 100uH 0305 L1203 10uH 0305 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS P CON 9V P CON 5V_C...

Страница 56: ...09N D506 11E1 EIC D519 21DQ09N D502 1SS133 D512 21DQ09N D514 21DQ09N D533 1SS133 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C507_1 220 400V USR C521 220 200V YXF C531 3300 16V MHE C523 2200 25V MHE C509 10 100V MHE C524 1000 25V MHE C520 1000 16V MHE C529 0 0022 250V KX C503 0 0022 2KV B C513_1 470P 500V B C533 0 001 250V KX C541 0 022 B ...

Страница 57: ...GE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C405 2200 25V MHE C418 22 35V YK C410 470 35V YK C417 47 50V YK C404 0 0022 500V B C425_2 0 001 1 25KV MPP C424_1 0 0072 1 25KV MPP C429_1 470P 500V B C432_1 0 47 100V MMTV C430_1 0 001 500V B C413 0 1 F C423_4 0 33 250V PMS C402 220P 500V B C412 0 047 TF C450 220P 2KV R C403 0 47 100V MKT R420 8 2K 1 4W R407 1 5 1 2W R403 390...

Страница 58: ...GNAL R SIGNAL OF PRINTING AND 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 C804 680P CH C806 470P CH C801 100P CH C802 100P CH C805 470P CH C807 100P CH C808 0 001 2KV R R821 270 R810 4 7K R812 4 7K R819 270 R811 4 7K R818 180 1 4W R820 180 1 4W R822 180 1 4W R828 2 7K 1 4W R829 2 7K 1 4W R830 2 7K 1 4...

Страница 59: ...10 0 01 B C6007 68P CH C6023 0 001 B C6022 0 0022 B C6019 0 01 B R6019_1 330 1 4W R6020 330 R6023_1 100 1 4W R6014 68K R6011 330 R6013 12K R6003 2 2K R6002 3 9K R6016 39K R6027 820 R6024 6 8K R6022 100K R6028 33 R6025 3 3K R6001_1 560 1 4W C6003_1 1 50V KA C6011 0 22 50V KA C6002 1 50V KA Q6005 2SC3000 PRE AMP W804 W803 W806 W821 W819 W811 Q6001 2SA608KF NP BUFFER DURING PLAYBACK MEASURED WITH THE...

Страница 60: ...95 TEBA95 NC NC NC NC NC NC NC NC M101 LOADING MOTOR FBT FB401_1 NC TMB536 MAIN PCB PCB070 SYSCON PCB PCB010 CD601 NC SP COM SP CH1 R SP CH2 L CD4005 FE HEAD HOT FE HEAD GND FULL EASE HEAD ASS Y H5002 2 1 FE HEAD HOT FE HEAD GND WHITE GND CUT OFF G OUT R OUT B OUT TV POWER H CAP_VCO EMERGENCY EMERGENCY SOUND B SOUND GND ACL GND V AMP V AMP POWER FAIL DC V PULSE DEGAUSS H VCR POWER H H PULSE V OUT ...

Страница 61: ...11 PB 2V 10ms div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE DEFLECTION CRT 12 PB 50mV 5ms div TV POWER TV POWER Y C AUDIO HEAD AMP 14 REC 0 5V 10µs div 15 REC 2V 20µs div 16 REC 0 5V 10µs div 10 REC 0 5V 10µs div 13 REC 0 5V 10µs div 3 2V 5ms div ...

Страница 62: ... div 25 REC 2V 20µs div 24 REC 2V 5ms div 23 REC 2V 20µs div 26 PB 2V 5ms div 22 REC 1V 10µs div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE POWER 32 REC 0 5V 0 5ms div 31 REC 0 5V 10µs div 30 REC 2V 1ms div 28 PB 2V 0 5µs div 27 PB 2V 0 5µs div ...

Страница 63: ... at the point of the corresponding balloon number in the schematic diagram NOTE WAVEFORMS 46 REC 0 5V 10µs div 52 REC 0 5V 0 5ms div 21PIN IN OUT 47 REC 0 5V 10µs div 48 REC 100mV 0 5ms div IF 45 REC 2V 20µs div 50 REC 0 5V 0 5ms div SOUND AMP ...

Страница 64: ...4 A 129 102A 203 127 203 203 203 203 203 102B 102B 102 205 102B 112 MECHANICAL EXPLODED VIEW I1 1 PCB110 CRT PCB ASS Y 201 201 201 201 126 128 128 128 128 130 101H 101C 101E 101D 101B 101A 101 205 101F 101G PCB340 POWER SW PCB ASS Y 205 103 125 215 B ...

Страница 65: ...B ASS Y PCB350 IF PCB ASS Y 119 118 210 123 121 204 204 212 A 211 124 106 107 108 207 207 207 211 211 211 113 110 109 115 116 116 213 208 213 206 114 104 202 105 202 111 B 210 MECHANICAL EXPLODED VIEW I1 2 120 204 204 204 ...

Страница 66: ...MECHANICAL EXPLODED VIEW PACKING DIAGRAM I1 3 135 132 131 137 138 139 140 141 CD001 TM101 131 134 134 133 133 ...

Страница 67: ...e is applied for each position NOTE MARK CLASS GREASE AA 312 315 UN4001 M2003 502 504 H5001 503 306 305 332 507 335 342 322 508 324 348 506 501 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 302 ...

Страница 68: ... 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 69: ...LD AV JACK 123 BZ710012 761WPA0151 HOLDER M PCB 124 BZ710729 761WPA0239 HOLDER TV PCB 125 AE003401 735WPJA828 BUTTON POWER 126 AD300759 741WUA0021 SPRING EARTH 127 AE003402 722549A348 SHEET RATING 128 AD301899 800WR0A003 SHEET CRT SUPPORT 129 BZ710260 899HV3T000 HOLDER ANODE WIRE 130 AE003403 723000C562 POP LABEL 131 AE003404 723000C561 SHEET BAR CODE 132 AE002275 791WHAA045 LAMIFILM BAG 133 AD301...

Страница 70: ...N 332 BZ710366 85OP400520 CAP P4 333 BZ710762 85OP400542 BAND TENSION 334 BZ710540 85OP400533 CONNECT TENSION 335 BZ710541 85OP600573 ARM BRAKE T 336 BZ710763 85OP600584 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 SPRING BRAKE...

Страница 71: ...10182 C03L0R713K CC 0 001 UF 2KV R C1003 BZ110170 E51A0P104Z CE 0 1 F 5 5V C2209 AE000251 CQG0F0415Z CC 0 1 UF 50V F DIODES D351 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D403 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D405 BZ410123 D2W0011E10 DIODE SILICON 11E1 B EIC D406 BZ410043 D2WT011E10 DIODE SILICON 11E1 EIC D411 AD300731 D2WXN49370 DIODE SILICON 1N4937 D413 AD300731 D2WXN49370 DIODE SIL...

Страница 72: ...I3EF656500 IC SDA5650 X IC6001 BZ611135 I03D7567B0 IC LA7567B TRANSISTORS Q301 AE002626 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q302 AE002626 T8YJ2412K0 TRANSISTOR SILICON 2SC2412KT146 R S Q303 BZ510071 TNAAB05003 COMPOUND TRANSISTOR KRC102SRTK Q306 BZ510068 TNAAJ05003 COMPOUND TRANSISTOR KRC111SRTK Q405 BZ510089 TC5T01627Y TRANSISTOR SILICON 2SC1627_Y TPE2 Q406 BZ510040 TDUU024990 TRANSIST...

Страница 73: ...R SILICON 2SA608KF NP AA Q6005 BZ510037 TC3T030000 TRANSISTOR SILICON 2SC3000 AA COILS TRANSFORMERS L401 BZ310004 021679472K COIL 4 7 MH L402 BZ310013 0221000013 COIL LINEARITY ELH5L4112N L501 BZ310154 029T0000A1 COIL LINE FILTER 0R7A223F24 L502 BZ310099 029T000092 COIL LINE FILTER 1R0A103F24 L503 BZ310195 028R200015 COIL DEGAUSS 8R200015 L602 BZ310156 021375101K COIL 100 UH L604 BZ310041 02167F10...

Страница 74: ...3 5X6X1 0 B2202 BZ310200 024H003553 CORE BEADS W5RH3 5X5X1 0 B2203 BZ310200 024H003553 CORE BEADS W5RH3 5X5X1 0 B2204 BZ310121 024HT03553 CORE BEADS W5RH3 5X5X1 0 B2205 BZ310200 024H003553 CORE BEADS W5RH3 5X5X1 0 B4002 BZ310122 024HT03563 CORE BEADS W4BRH3 5X6X1 0X2 B4201 BZ310062 024AC3601C CORE BEADS BLM21A601SPT B4202 BZ310062 024AC3601C CORE BEADS BLM21A601SPT BT001 AE000012 1412004008 BATTER...

Страница 75: ...Y20X30BD EL004 BZ614043 124116281A EYE LET XRY16X28BD F501 BZ614486 080NT04004 FUSE 50T040H FB401 BZ310208 043219013F TRANSFORMER FLYBACK FQI 20B003 FH501 AE002634 06710T0009 HOLDER FUSE EYF 52BCY FH502 AE002634 06710T0009 HOLDER FUSE EYF 52BCY ICP502 BZ614307 0845T05003 IC PROTECTOR 20P_5000 ICP504 BZ614307 0845T05003 IC PROTECTOR 20P_5000 OS2201 BZ614199 077Q004017 REMOTE RECEIVER PIC 37243SR RY...

Страница 76: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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