Toshiba MV20P2C Service Manual Download

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V REC START H

CVIN

VCR-POWER

CAP-FWD

X-OUT(12MHz)

XC-IN(32MHz)

POWER_FAIL_L

IIC-DATA1

TIMER SYSCON MICON IC
IC1001 OEC7107A

X-IN(12MHz)

XC-OUT(32KHz)

IIC-CLK1

CTL-

CTL+

AFT(MONI)

V-SYNC

H/C-SYNC

OSD OUT1

REC LED

T-REC LED

KEY 1

REMOCON-IN

KEY 2

RESET-L

CAP-LIMIT

CAP-PWM

REEL-T

TAB SW

OS2201

AT+5V

CH DOWN

CH UP

VOL. UP

VOL. DOWN

REC/OTR

STOP/EJECT

PLAY

FF/CUE

REW/REV

X1001
12MHz

X1002
32.768KHz

1 OUT

SYSTEM RESET IC
IC1003
XC61CN3102SR

5 SDA

SCL

EEP ROM IC
IC1099
S-24C04BDP-LA

SW1001

Q4202

Q1007

REC LED

SW(AI)

CAP/M F/R

LDM_CTL

CAP_CTL

CP1001

REEL SENS.

Q1005

POWER FAIL2

MICON/IN/OUT/AV BLOCK DIAGRAM

SDA

SCL

OSD_R

CTL+

SD_VIDEO

CTL-

V. REC_ST_H

OSD_G

AFT_M

OSD_B

OSD_BLK

Y/C/AUDIO/
HEAD AMP

CAPSTAN
DD UNIT

FF/REW-L

CTL AMP-OUT

Q1004

FF/REW_SW

J4202

FRONT_AUDIO

VCR_POWER_H

TV_POWER

TV_POWER_H

MSSEN-B

MSSEN-A

MS_SEN A

Q1009

MS_SEN B

Q1003

AT+5V

P. CON+5V

REC
D1013

T-REC
D1004

VIDEO ENV

VCR_A_MUTE

25 PROTECT

PROTECT

Y/C_CS

ENV_DET

VCR_A_MUTE

41 X-RAY_TEST

X-RAY_TEST

1 CAP_FG

CAP- FG

DRUM-PWM

LDM CTL

DRUM FG/PG

VIDEO-H. SW

H. SW

SDATA

SCLK

Y/C_DATA

Y/C_CLK

SD_SYNC

CYL_CTL

CTL_FG/PG

I LIMIT

AT+5V

EOT

BOT

Q1011

BOT SENSOR

POWER
ON/OFF

21 X_RAY

X_RAY

24 H CONTROL

H_CTL

FRONT_VIDEO

J4201

T-REC/PLAY

LED SW

DUMMY-V.SYNC

DUMMY_V.SYNC

TV_A_MUTE

Q1013

EOT SENSOR

Q1014

X-RAY

E-5

E-6

Summary of Contents for MV20P2C

Page 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER MV20P2C FILE NO 140 200418 ...

Page 2: ...s or whether 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 term...

Page 3: ...tion of the arrow by hand to slacken the Video Tape Rotate the Clutch Ass y either of the directions 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 DD U...

Page 4: ...USTMENTS ELECTRICAL ADJUSTMENTS BLOCK DIAGRAMS TV Y C AUDIO HEAD AMP MICON IN OUT AV PRINTED CIRCUIT BOARDS SYSCON CRT SCHEMATIC DIAGRAMS Y C AUDIO HEAD AMP MICON IN OUT AV CHROMA IF SOUND AMP POWER DEFLECTION CRT INTERCONNECTION DIAGRAM WAVEFORMS MECHANICAL EXPLODED VIEWS CHASSIS EXPLODED VIEWS MECHANICAL REPLACEMENT PARTS LIST CHASSIS REPLACEMENT PARTS LIST ELECTRICAL REPLACEMENT PARTS LIST A1 1...

Page 5: ... 5x 9x 15x Picture Search PAL or SECAM Frame Advance Slow Speed G 3 Tuning Broadcasting System US System M System Tuner and System 1Tuner Receive CH Destination US w CATV Tuning 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 No Tuner Sound Muting Y...

Page 6: ...tup No Tape Setup Yes Timer Rec Set Yes Auto Repeat On Off Yes G CODE or SHOWVIEW or PLUSCODE No Entry No Clock Yes CH AV Line Yes Tape Counter Linear Counter Yes Tape Speed Yes Sleep Time Yes Stereo Audio Output No Bilingual No SAP No Control Volume Yes Level Bright Contrast Sharpness Color Yes Tint Yes Bass Treble Balance No Manual Tracking Yes Play Stop FF Rew Rec OTR T Rec Pause Eject Tape In ...

Page 7: ...es Volume Up Yes Volume Down Yes Input Select Yes Play Yes F Fwd Yes Rew Yes Pause Still Yes Stop Yes Index Yes Index Yes T REC Yes Rec T Rec OTR Yes Rec OTR Yes Eject Yes Counter Reset Yes Speed Yes TV Monitor Yes Quick View Channel Return Yes Program Yes Slow No Auto Tracking Digital Tracking Yes Tracking Yes Tracking Yes Menu Yes Enter Yes Cancel Yes Call Yes Closed Caption TV Caption Text Yes ...

Page 8: ... Advance No Movie Advance No Zero Return Yes Power On Memory No Picture Preference Yes Auto Setup Yes Protect of FBT Leak Circuit Yes G 14 Accessories Owner s Manual Language English French 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 W 300 ohm to 75 ohm antenna adapter Loop Antenna No Terminal U V Mixer No 300 ohm t...

Page 9: ...o 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 502 x 488 7 x 513 G 17 Weight Net Approx 22 0 kg 48 5 lbs Gross Approx 24 0 kg 52 9 lbs G 18 Carton Master Carton No Content Material Dimensions W x D x H mm Description of Origin Gift Box Yes Material Double White Dimensions W x D x H mm 594 x 569 x 620 Design As...

Page 10: ...ove the Anode Cap Refer to REMOVAL OF ANODE CAP Disconnect the following connector CP801 Remove the CRT PCB in the direction of arrow Fig 1 1 Front Cabinet Back Cabinet CRT PCB Fig 1 2 Front Cabinet 1 3 TV VCR BLOCK Refer to Fig 1 3 Fig 1 3 1 2 3 4 Remove the 2 screws 1 Disconnect the following connectors CP352 CP354 CP401 and CP502 Unlock the support 2 Remove the TV VCR Block in the direction of ...

Page 11: ... not remove the cable at the FE Head section The FE Head may be damaged if you remove the cable by force NOTE 1 2 3 4 5 Remove the screw 1 Remove the FE Head Remove the 3 screws 2 Disconnect the following connectors CP1001 CP4001 and CP4002 Remove the Deck Chassis in the direction of arrow Fig 1 5 Deck Chassis FE Head Syscon PCB Fig 1 6 Deck Holder Syscon PCB 2 1 2 2 1 ...

Page 12: ...supports 1 and then remove the Cassette Side L R Unlock the support 2 and then remove the Locker R Locker Spring Cassette Side L Cassette Side R Locker R Cassette Holder 1 1 1 1 2 2 4 LINK UNIT Refer to Fig 2 4 1 2 3 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 Fig 2 4 A Link Unit Main Chassis B Link Unit Main Chassis ...

Page 13: ...nsion Holder hook is set to the position of Fig 2 7 A to move the Tension Arm Ass y Remove the Tension Spring Unlock the 2 supports 1 and remove the Tension Band Unlock the support 2 and remove the Tension Arm Ass y Unlock the support 3 and remove the Tension Connect Float the hook 4 and turn it clockwise then remove the Tension Holder Fig 2 6 C Loading Motor Cassette Opener Fig 2 7 B Tension Band...

Page 14: ...NOTE 1 2 3 4 5 6 Take care not to damage the gears of the S Reel and T Reel The Polyslider Washer may be remained on the back of the reel Take care not to damage the shaft Do not touch the section A of S Reel and T Reel Use 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 in...

Page 15: ...d Spring NOTE 1 2 3 Do not touch the A C Head Use gloves When you install the A C Head Spring install as shown in Fig 2 11 B When you install the A C Head tighten the screw 1 first then tighten the screw 2 finally tighten the screw 3 Fig 2 11 A 1 2 A C Head A C Head Spring A C Head Base Screw Torque 5 0 5kgf cm Screw 1 2 2 3 2 1 Fig 2 11 B Spring Position 2 12 FE HEAD RECORDER ONLY Refer to Fig 2 ...

Page 16: ...2 15 B And also can be seen the Main Chassis hole through the Main Cam maker hole Fig 2 15 B Pinch Roller Cam Marker Main Cam 2 16 LOADING GEAR S T UNIT Refer to Fig 2 16 A 1 2 Remove the E Ring 1 and remove the Main Loading Gear Remove the Main Rod Tension Lever Loading Arm S Unit and Loading Arm T Unit 1 Main Loading Gear Main Rod Tension Lever Loading Arm T Unit Loading Arm S Unit Fig 2 16 A NO...

Page 17: ...t with inserting the spring of the Clutch Ass y into the dent of the Coupling Gear Refer to Fig 2 17 B Fig 2 17 B Clutch Ass y Coupling Gear 2 18 Remove the P4 Cap Unlock the support 1 and remove the Cassette Guide Post Remove the Inclined Base S T Unit Remove the screw 2 Remove the LED Reflector 1 2 3 4 5 Fig 2 18 A CASSETTE GUIDE POST INCLINED BASE S T UNIT P4 CAP LED REFLECTOR Refer to Fig 2 18...

Page 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...

Page 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...

Page 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 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 insta...

Page 21: ...Flip flop Frequency Generator Front Loading Switch Frequency Modulation Frequency Sub Carrier Forward Generator Ground H I K L M N O P R S H P F 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 SIF...

Page 22: ...on Sync Separator 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 ...

Page 23: ...acking to the center position 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 VOL MIN 9 Display of the Adjustment MENU on the screen Refer to the ELECTRICAL ADJUSTMENT On ...

Page 24: ...rts which the rubber touches Replace when rolling becomes abnormal Clean the Head T Brake Band Clutch Ass y Idler Arm Ass y 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...

Page 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...

Page 26: ... ADDRESS until required ADDRESS to be changed is reached Press ENTER to select DATA When DATA is selected it will blink Again step through the DATA using VOL 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...

Page 27: ...t a cassette tape In case of using a cassette tape press the STOP EJECT button to insert or eject a cassette tape Turn on the power and re check the cable before checking the trouble points How to use the Servicing Fixture JG180 AV Jack Jig Remarks Part No Ref No Parts Name JG002B JG002E JG002F APJG002B00 APJG002E00 APJG002F00 Adapter Dial Torque Gauge 10 90gf cm Dial Torque Gauge 60 600gf cm VSR ...

Page 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...

Page 29: ...ess 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 After adjustment confirm and adjust A C head Refer to item 2 2 CH 2 SW Pulse TP1002 CH 1 Track CH 2 Track CH 1 Envelope TP4001 Fig 2 1 A Fig 2 1 B NOTE Install the Torque Gauge on th...

Page 30: ... P4 Cap Fig 2 2 A Audio Control Head 1 3 2 Fig 2 2 B Audio Control Head Fig 2 2 C 4 Audio Control Head Reflected picture of Stamp Mark Stamp Mark Tape 0 25 0 05mm 2 3 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 a...

Page 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 ...

Page 32: ...G CUT OFF B CUT OFF BRI CENT BRI MAX BRI MIN NO 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 Fig 1 2 FUNCTION CONT CENT CONT MAX CONT MIN COL CENT COL MAX COL MIN TINT SHARP FM LVL LVL SEP1 SEP2 T MONO T STE NO 16 17 18 19 20 21 22 23 24 25 26 27 28 29 TV 00 OSD H 18 Prepare the following measurement tools for electrical adjustments Oscilloscope Digital Voltmeter Pattern Generator 1 2 3 VCR SEC...

Page 33: ...ANCE NOTE Adjust after performing CUT OFF adjustment 1 2 3 4 5 6 7 8 Place the set with Aging Test for more than 15 minutes Receive the gray scale 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 10 on the remote control to select R CUT OFF Using the VOL UP DOWN button on the remote cont...

Page 34: ...splay of Fig 1 1 and press the channel button 22 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 Fig 2 2 2 14 SUB COLOR 1 2 3 4 5 6 7 8 Re...

Page 35: ...e control to select SHARP Check if the step No of SHARPNESS is 35 Press the INPUT SELECT button on the remote control to set to the AV mode Then perform the above adjustments 1 2 2 17 H VCO 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 04 1 2 ...

Page 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 colors Adjust th...

Page 37: ... CONNECTION ELECTRICAL ADJUSTMENTS CP351 TU601 VR502 VR401 TP601 AC IN TP4001 TP1002 TP1001 CP1003 C P 4 0 0 2 CRT CP502 L503 CP851A J801 TP803 TP801 CRT PCB S801 CRT CP801 SYSCON PCB FB401 CP401 CRT A C HEAD R520 D3 6 SPEAKER CP352 SPEAKER CP354 CP851B ...

Page 38: ... 13 UNREG 8V 1 2 TH501 POWER_FAIL 2 51 1 E180V 24 TV_POWER H FB401 L503 DEGAUSS COIL REG REG 53 19 AT 12V UNREG 8V AT 12V 2 1 MICON IN OUT AV PUMP UP 6 Q612 CUT OFF SW SW Q403 Q404 X RAY_TEST SW X RAY 3 Q601 BUFFER B ADJ THERMAL PROTECTION FEED BACK SW Q510 SWITCHING 5V REG IC IC501 KIA78R05API Q607 H CONTROL H_CTL MICON IN OUT AV X TAL INV FBP OUT FBP IN H OUT AFT OUT VIF IN 2 VIF IN 1 RF AGC OUT...

Page 39: ...TU_VIDEO Y C AUDIO 6 2 3 1 5 Q4005 BIAS CTL 11 4 P CON 5V 1 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 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 REC APC REC APC R P Main CONV 3 58M BPF2 B UP AMP AGC ACC DET 3 58M BPF1 NYR COMB OUT CCD CLAMP A...

Page 40: ... 3 4 2 REEL SENS Q1005 POWER FAIL2 MICON IN OUT AV BLOCK DIAGRAM SDA SCL OSD_R CTL SD_VIDEO CTL V REC_ST_H VD OSD_G AFT_M OSD_B OSD_BLK HD Y C AUDIO HEAD AMP TV CAPSTAN DD UNIT FF REW L 97 84 CTL AMP OUT Q1004 FF REW_SW J4202 FRONT_AUDIO VCR_POWER_H TV 30 TV_POWER TV_POWER_H 2 1 MSSEN B MSSEN A 1 4 3 2 1 4 3 2 MS_SEN A Q1009 MS_SEN B Q1003 AT 5V P CON 5V 20 REC D1013 T REC D1004 73 CS 6 VIDEO ENV ...

Page 41: ...76 W181 C1018 D1014 W190 W194 W193 W188 W141 Q1011 CP1001 W136 W068 W139 W179 W137 W157 W127 R1010 W108 W132 W071 W162 W169 W243 W183 W245 W238 W138 W192 W210 W094 W212 W209 W207 W208 W825 W090 W170 W259 W256 W252 W177 W262 W261 R1056 C4045 W191 W213 W233 W133 W201 W095 CP352 W187 W182 C659 W228 W231 W235 W232 W234 W122 W814 R1051 C432_1 C4009 R623 W103 D1002 W220 W119 W128 W111 S 1 0 1 A TU601 D6...

Page 42: ...023 C1004 R1036 C1027 Q1004 C1022 C1025 R1012 C1019 R1013 R1009 C1013 C1071 R1034 R1033 C1038 C1035 C1034 C1031 R1031 R1032 C1046 C1047 C1040 C1048 R1040 C1049 C1050 R1070 R1083 R1087 IC 1 0 0 1 R1052 Q1007 Q4202 R4015 R4068 R4062 R4033 R4060 R4054 C4074 R4055 R4057 Q4011 C4075 R4058 R4052 R4053 R4020 R359 R4017 R4037 C4014 R4025 C4038 R4011 C4005 R4010 Q4003 R4023 R4024 R4003 R4002 C4006 R4001 R4...

Page 43: ...ACK VIDEO SIGNAL AUDIO SIGNAL REC AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL T4001 1626009 COIL BIAS OSC 1 2 3 4 5 6 IC4001 LA71206M MPB Y C AUDIO HEAD AMP IC 1 10 11 12 13 14 15 16 17 18 19 2 20 21 22 23 24 25 26 27 28 29 3 30 31 32 33 34 35 36 37 38 39 4 40 41 42 43 44 45 46 47 48 49 5 50 51 52 53 54 55 56 57 58 59 6 60 61 62 63 64 65 66 67 68 69 7 70 71 72 73 74 75 76 77 78 79 8 80 9 PLAYBACK COLO...

Page 44: ...ON SIGNAL D1014 MTZJ6 8B DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS PLAYBACK VIDEO SIGNAL AUDIO SIGNAL REC POWER_FAIL2 P CON 5V GND MOTOR 12V SDA SCL Y C_CS OSD_R OSD_G OSD_B REEL_T CAP_CTL Y C_CLK OSD_BLK SD_SYNC Y C_DATA CYL_DRIVE V REC_ST_H GND Y C_CLK Y C_DATA Y C_CS H SW SD_VIDEO ENV_DET VCR_A_MUTE CTL CTL CAP_FG DUMMY_V SYNC V REC_ST_H VCR_A_MUTE TAB_S...

Page 45: ...AL CP351_1 00_8283_0611_00 1 2 3 4 5 6 CP1003 173979 4 1 2 3 4 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS PLAYBACK LUMINANCE SIGNAL AUDIO SIGNAL REC AUDIO SIGNAL PB RECORD LUMINANCE SIGNAL PLAYBACK COLOR SIGNAL AT 5V INT MONI B OUT IIC_OFF SDA SCL REC_LED AT 5V GND GND T REC_LED Y C_AUDIO Y C_VIDEO FROM TO TV POWER FROM AV FROM Y C AUDIO HEAD AMP PCB010 VMB2...

Page 46: ... 09D 4 FRONT AUDIO L 1 2 CD853 CH012101 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C4211 0 1 F C4205 470P CH R1056 100 1 4W R2201 820 R2202 1K R2203 1 5K R2204 2 7K R2205 5 6K R2206 820 R2207 1K R2208 1 5K R381 68 1 2W R380 68 1 2W R4203_1 75 C381 4 7 50V KA C382 100 16V YK C380 4 7 50V KA C1053 220 6 3V YK TUNER VIDEO SIGNAL D2201 MTZJ6 ...

Page 47: ...8 0 22 50V KA C659 100 6 3V KA C649 1 50V KA C627 0 47 50V KA C666 47 16V KA Q602 KTC3203_Y REG Q604 KTD863_Y REG Q605 KTD863_Y REG Q603 KTC3203_Y REG Q606 KTC3203_Y REG Q607 2SC2412K H_CONT W843 W895 W842 W850 W852 W828 W871 W827 W801 W865 W915 W878 W861 W874 W849 Q601 2SA1037AK BUFFER L603 47uH 0305 CAUTION DIGITAL TRANSISTOR TUNER VIDEO SIGNAL DEFLECTION SIGNAL D610 MTZJ6 8B D609 MTZJ6 8B D611 ...

Page 48: ... PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C351 2 2 50V KA C354_1 2200 10V YK C301 0 012 B R353 68K R359 47K R357 1K R352 4 7K C356_1 10 50V KA C355_1 0 47 50V KA W814 W809 CP352 CU123201 1 2 CP354 CH121701 1 2 DURING PLAYBACK MEASURED WITH THE DIGITAL TESTER NOTE THE DC VOLTAGE EACH PART WAS AUDIO SIGNAL REC SOUND SP_OUT SOUND_GND GND TV_A...

Page 49: ...102A CP505 003P 2100 CP504 003P 2100 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C524_1 2200 16V YK C511 470 25V YK C521 220 200V YXF C523_3 3300 16V YK C541 0 0018 2KV RR C515_1 0 01 100V MMTS C519 470P 500V B C518 470P 500V B C505 470P 500V B C510 0 0047 B C536 0 022 B C516 470P 500V B C507 0 001 500V B C530 0 0022 250V KX C539 0 0022 25...

Page 50: ...JECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C402 1000 35V YK C419_1 22 100V YK C418 22 50V YK C424_1 0 0072 1 5KV MPP C423 0 47 250V PMS C417_1 0 01 100V MMTS C438 0 001 500V B C451 0 22 100V MKT C420 100P 500V B C416 22P CH R408_1 680 1 2W R409_1 8 2K 1 4W R423 10K 1 4W R460 100 1 4W R419 560 1 2W R417 560 1 2W R416 82K R415 1 5 1 2W R413 820 R411 27K 1 R41...

Page 51: ...UTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE L801 100uH R SIGNAL B SIGNAL G SIGNAL S804 S802 S801 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME C810 470P B C809 560P B C805 330P B C811 470P B C801_2 0 001 2KV RR R816_1 4 7K 1 4W R812 330 R815 4 7K R811 330 R814 4 7K R808_1 2 7K 1 4W R820_1 2 7K 1 4W R813 330 R807 2 7K ...

Page 52: ...GND SP_OUT SOUND_GND B B B A GND FROM TO DECK GND J801 5 6 7 9 10 11 CRT SOCKET 1 8 F AUDIO PB AUDIO REC AUDIO REC AUDIO PB FE FE HEAD FE HEAD FE HEAD FE HEAD VMB281 TCB413 TM101 FROM OS2201 TO OS2201 REMOCON SENSOR COMMAND TRANSMITTER TM101 B V OUT GND CD4001 DEGAUSS COIL DEGAUSS COIL M2001 CAPSTAN DD UNIT ASS Y TUNER PACK NC NC NC NC NC NC M101 LOADING MOTOR FE HEAD HOT FE HEAD GND H5002 FULL ER...

Page 53: ...B 1 0V 5ms div 13 PB 1 0V 5ms div 11 PB 0 5V 0 5ms div 8 POWER ON 1 0V 10µs div 9 PB 1 0V 10ms div 6 POWER ON 1 0V 20µs div 2 POWER ON 100mV 0 1µs div 1 PB 0 5V 20µs div 7 POWER ON 0 5V 10ms div MICON 5 REC 10 0V 5µs div 3 PB 10mV 20µs div 4 PB 0 5V 1ms div 18 POWER ON 10 0V 5ms div DEFLECTION 17 POWER ON 0 5V 5ms div SOUND AMP 14 POWER ON 200mV 2ms div ...

Page 54: ...0µs div The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CRT 22 POWER ON 50 0V 20µs div 21 POWER ON 50 0V 20µs div 20 POWER ON 200mV 20µs div 19 POWER ON 2 0V 20µs div ...

Page 55: ...ODED VIEW I1 1 102A 109 202 202 202 202 102B 102 113 102B 102C 202 202 202 PCB110 CRT PCB ASS Y 203 203 203 116 112 203 115 115 115 115 101 101A 101F A 101C 101J 101E 101D 101H 101G 101I 205 205 101B 101K 111 205 110 ...

Page 56: ...PCB010 SYSCON PCB ASS Y 106 204 204 201 A 107 208 206 210 208 209 114 103 107 105 201 104 104 MECHANICAL EXPLODED VIEW I1 2 207 211 211 108 212 ...

Page 57: ...MECHANICAL EXPLODED VIEW PACKING DIAGRAM I1 3 119 123 124 BL001 TM101 120 121 118 117 119 ...

Page 58: ... H5002 323 508 341 331 334 333 314 301 313 307 300 317 336 346 345 321 319 320 AA 316 318 347 AA AA AA AA AA AA AA AA AA AA AA AA AA AA AA CD1501 M101 304 CD1502 510 348 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 1 349 ...

Page 59: ... 505 502 338 502 337 340 509 308 344 327 343 326 328 AA AA AA AA AA AA AA AA AA AA AA CD1501 CD1502 AA 339 AA 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 ...

Page 60: ...SHEET HWC 111 AE000006 7220001119 SHEET CSA WARNING 112 BZ710660 741WUA0021 SPRING EARTH 113 AE002931 726000A057 SHEET CRT SERVICEMAN 114 BZ710260 899HV3T000 HOLDER ANODE WIRE 115 AE000412 769WSAA005 WASHER CRT T 1 116 AE004187 723000C592 POP LABEL 117 AE004188 723000C591 SHEET BAR CODE 118 AE000010 791WHA0085 LAMIFILM BAG 119 AE002933 792WHA0524 PACKAGE TOP 120 AE002934 792WHA0525 PACKAGE BOTTOM ...

Page 61: ...5OP400542 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 T 343 BZ710548 85OP800355 SPRING COUPLING 344 ...

Page 62: ...6 BZ110025 P2122B224M CMP 0 22 UF 275V ECQUL C507 BZ110061 C0JTB0513K CC 0 001 UF 500V B C509 BZ110012 E51CGC471M CE 470 UF 200V C511 BZ110041 E02LT3471M CE 470 UF 25V C517 BZ110219 C0PLRR7Q2K CC 470 PF 2KV R C521 BZ110130 E62NFC221M CE 220 UF 200V C523 BZ110104 E0EL02332M CE 3300 UF 16V C524 BZ110135 E02L02222M CE 2200 UF 16V C530 BZ110222 CD39E0MH3M CC 0 0022UF 250V C535 BZ110202 C0PLRR713K CC 0...

Page 63: ...PLER TLP621 GR IC601 AD301639 I06FC61250 IC M61250FP IC1001 AE002784 I56F57107A IC OEC7107A IC1003 AE002138 IE2F031020 IC XC61CN3102SR IC1099 AE004198 A5L9029015 INIT DATA IC4001 AD301643 I03F3206M0 IC LA71206M MPB TRANSISTORS Q403 BZ510022 TNYJJ05001 COMPOUND TRANSISTOR DTC114TKAT146 Q404 BZ510049 TPYJD05001 COMPOUND TRANSISTOR DTA144EKAT146 Q405 BZ510089 TC5T01627Y TRANSISTOR SILICON 2SC1627_Y T...

Page 64: ...ODE RAY TUBE ISHS53S J4201 BZ614322 060Q401077 RCA JACK AV1 09D 3 J4202 BZ614321 060Q401076 RCA JACK AV1 09D 4 SWITCHES SW1001 BZ612016 0508S11001 SWITCH LEAF LSA 1144EAU SW2201 BZ612010 0504101T34 SWITCH TACT EVQ21505R SW2202 BZ612010 0504101T34 SWITCH TACT EVQ21505R SW2203 BZ612010 0504101T34 SWITCH TACT EVQ21505R SW2204 BZ612010 0504101T34 SWITCH TACT EVQ21505R SW2205 BZ612010 0504101T34 SWITCH...

Page 65: ...1B BZ614273 067U010049 WIRE HOLDER B2013H02 10P CUS011 BZ710279 800WFAA006 CUSHION A CUS013 BZ710149 800WFAA008 CUSHION C EL001 BZ614043 124116281A EYE LET XRY16X28BD EL002 BZ614044 124120301A EYE LET XRY20X30BD F501 BZ614504 081PC05005 FUSE 51MS050L FB401 BZ310164 043219014F TRANSFORMER FLYBACK FQI 20B001R FH501 AE002634 06710T0009 HOLDER FUSE EYF 52BCY FH502 AE002634 06710T0009 HOLDER FUSE EYF 5...

Page 66: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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