Toshiba MD20FM1 Page 56 Service Manual Download | Manualshive

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WAVEFORMS

The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.

NOTE:

CRT

69

65

66

67

H-4

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Summary of Contents for MD20FM1

Page 1: ...SERVICE MANUAL COLOR TELEVISION DVD VIDEO PLAYER FILE NO 140 200216 MD20FM1 ...

Page 2: ...OLS ADJUSTMENTS OR THE PERFORMANCE OF PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE TO PREVENT DIRECT EXPOSURE TO LASER BEAM DO NOT TRY TO OPEN THE ENCLOSURE VISIBLE LASER RADIATION MAY BE PRESENT WHEN THE ENCLOSURE IS OPENED DO NOT STARE INTO BEAM Location of the required Marking The rating sheet and the safety caution are on the rear of the unit CERTIFIC...

Page 3: ...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...

Page 4: ...into the outlet try reversing the plug If the plug should still fail to fit contact your electrician to replace your obsolete outlet Do not defeat the safety purpose of the polarized plug If your unit is equipped with a 3 wire grounding type plug a plug having a third grounding pin this plug will only fit into a grounding type power outlet This too is a safety feature If you are unable to insert t...

Page 5: ...heating and fire HEADPHONES When you use the headphones keep the volume at a moderate level If you use the headphones continuously with high volume sound it may cause hearing damage LEASER BEAM Do not look into the opening of the disc tray or ventilation opening of the product to see the source of the laser beam It may cause sight damage DISC Do not use a cracked deformed or repaired disc These di...

Page 6: ...ORD CANCELLATION If the stored 4 digit password in the Rating Level menu needs to be cancelled please follow the steps below Turn Unit ON Confirm that no disc on the disc tray Press and hold the 7 key on the remote control unit Simultaneously press and hold the STOP key on the front panel Hold both keys for more than 3 seconds The On Screen Display message Initialize will appear The 4 digit passwo...

Page 7: ...ONTROL RATING LEVEL TABLE OF CONTENTS GENERAL SPECIFICATIONS DISASSEMBLY INSTRUCTIONS 1 REMOVAL OF MECHANICAL PARTS AND P C BOARDS 2 REMOVAL OF ANODE CAP 3 REMOVAL AND INSTALLATION OF FLAT PACKAGE IC SERVICE MODE LIST CONFIRMATION OF HOURS USED WHEN REPLACING EEPROM MEMORY IC SERVICING FIXTURES AND TOOLS ELECTRICAL ADJUSTMENTS BLOCK DIAGRAMS TV DVD POWER PRINTED CIRCUIT BOARDS SYSCON AV CRT POWER ...

Page 8: ...em M System Tuner and System 1Tuner Receive CH Channel Tuner Others 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 50MHz Preset CH Stereo Dual TV Sound Yes NTSC Playback PAL60 No G 4 Power Power Source AC 120V 60Hz DC Power Consumption at AC 120W at 120V 60Hz at DC Stand by at AC...

Page 9: ... Input F Type AC Outlet No G 7 Set Size Approx W x D x H mm 574x483x514 5 G 8 Weight Net Approx 25 5kg Gross Approx 29 0kg G 9 Regulation Safety UL Radiation FCC X Radiation DHHS G 10 Temperature Operation 5oC 40oC Storage 20oC 60oC G 11 Operating Humidity Less than 80 RH G 12 On Screen Menu TV Yes Display Menu Type Icon Picture Yes Contrast Yes Brightness Yes Color Yes Tint Yes Sharpness Yes Soun...

Page 10: ...Yes Close Yes No disc Yes Reading Yes Play Yes Still Pause Yes Stop Yes Prohibit Mark Yes Step Yes Next Yes Back Yes Random Yes CD Only Repeat Yes Slow Yes Slow Yes Search Yes Search Yes Jump Yes Resume Yes Title No Yes Chapter No Yes Track No Yes Time Yes Sub Title No Yes Angle No Yes Vocal On Off Yes Audio No Yes Audio Stereo L R No Zoom Yes Marker No No Program Play Back Yes CD Only G 13 OSD La...

Page 11: ...arch Yes Search Yes Skip Yes Skip Yes Slow Yes Slow Yes Still Pause Yes Display Call Yes TV DVD Yes Clear Reset Yes Audio Audio Sel Yes Angle Yes Subtitle Yes Subtitle On Off No Title Yes Set up TV Menu TV MENU Yes Return Yes Menu DVD SET UP Yes Up Set CH Up Yes Down Set CH Down Yes Left Select Yes Right Select Yes Select Enter Yes Play Mode Yes Closed Caption Yes Input Yes Volume Yes Volume Yes R...

Page 12: ...by Digital Yes Self Diagnostic No MP3 Playback No G 16 Accessories Owner s Manual Language Eng w Guarantee Card Yes Guarantee Card No Registration Card NDL Card No Registration Card Yes Warranty Card No Information Sheet No ESP Card No Toll Free Insert Sheet No Warning Sheet No Survice Information Sheet No Quick Set up Sheet No Euro Warranty Information Sheet No Dew AHC Caution Sheet No PTB Sheet ...

Page 13: ...ift Box Yes Material Double White W Color Phote Label No Dimensions W x D x H mm 647x620x625 Design As Per Buyer s Description of Origin Yes Drop Test Natural Dropping At 1 Corner 3 Edges 6 Surfaces Height cm 31 Container Stuffing 171 Sets 40 container G 18 Cabinet Material Cabinet Front PS 94V0 Cabinet Rear PS 94V0 A3 6 ...

Page 14: ... 1 1 1 4 MAIN PCB Refer to Fig 1 4 1 2 3 4 Remove the 2 screws 1 Remove the 3 screws 2 Disconnect the following connectors CP403 CP810B CP820B and CP811 Remove the Main PCB in the direction of arrow Fig 1 4 1 1 Main PCB DVD Block 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 UN...

Page 15: ... SYSCON PCB CD DECK Refer to Fig 1 6 1 2 3 4 5 6 7 8 9 Remove the 3 screws 1 Remove the AV PCB in the direction of arrow A Remove the 4 screws 2 Remove the Angle Deck in the direction of arrow B Disconnect the following connectors CP4001 and CP4002 Remove the 4 screws 3 Remove the CD Deck in the direction of arrow C Remove the 4 screws 4 Remove the Syscon PCB in the direction of arrow D Fig 1 6 1 ...

Page 16: ...s the voltage is discharged Flip up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support Refer to Fig 2 2 2 GND on the CRT Screwdriver Alligator Clip Support CRT GND on the CRT Rubber Cap CRT Support Fig 2 1 Fig 2 2 3 After one side is removed pull in the opposite direction to remove the other NOTE INSTALLATION 1 Clean the spot where the cap was located with...

Page 17: ...using a blower type IC desoldering machine Refer to Fig 3 2 2 Fig 3 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 18: ...3 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...

Page 19: ...ing and the POWER ON total hours 1 1 1 1 Initialization of the factory on DVD NOTE Do not use this for the normal servicing The function will only work without the setting of DVD disc at DVD mode While pressing the Remocon Key for more than the Standard Time press the Set Key simultaneously Releasing of PARENTAL LOCK Refer to the PARENTAL CONTROL RATING LEVEL NOTE The function will only work witho...

Page 20: ...5B 30 59 5B 7B 7B 5C 5C 7C 7C 5D 7D 7D 5E 5E 7E 7E 5F 40 5D 5F 5F 7F 7F 50 60 10 DVD Test Disc A BEX TDV 540 JG175A Ref No JG175A Part No APJG175A00 Parts Name DVD Test Disc A BEX TDV 540 Remarks Tint adjustment of DVD mode SERVICING FIXTURES AND TOOLS 3 4 5 6 7 8 The unit will now have the correct DATA for the new MEMORY IC ADDRESS is now selected and should blink Using the VOL UP DOWN button on ...

Page 21: ...gital voltmeter is 2 7 0 05V 1 Read and perform these adjustments when repairing the circuits or replacing electrical parts or PCB assemblies CAUTION Use an isolation transformer when performing any service on this chassis Before removing the anode cap discharge electricity because it contains high voltage When removing a PCB or related component after unfastening or changing a wire be sure to put...

Page 22: ...ode display of Fig 1 1 and press the channel button 31 on the remote control to select CNRT Press the RIGHT LEFT button on the remote control until the upper section of the both ends vertical lines are straight 2 5 WHITE BALANCE NOTE Adjust after performing CUT OFF adjustment 1 2 3 4 5 6 7 Place the set with Aging Test for more than 15 minutes Receive the gray scale pattern from the Pattern Genera...

Page 23: ...minimum Set the multi sound signal generator L ch Non input R ch 1KHz and receive the RF signal Connect the oscilloscope to the Audio Out Jack L ch Then perform the above adjustments 3 7 Method 2 2 16 OSD HORIZONTAL Activate the adjustment mode display of Fig 1 1 and press the channel button 33 on the remote control to select OSD Press the RIGHT LEFT button on the remote control until the differen...

Page 24: ... CENTER Receive the color bar pattern RF Input Using the remote control set the brightness contrast color and tint to normal position Connect the oscilloscop to TP801 Activate the adjustment mode display of Fig 1 1 and press the channel button 09 on the remote control to select COLC Adjust the VOLTS RANGE VARIABLE knob of the oscilloscope until the range between white 100 and 0 is set to 4 scales ...

Page 25: ... 13 Activate the adjustment mode display of Fig 1 1 and press the channel button 15 on the remote control to select CNTX Press the RIGHT LEFT button on the remote control until the contrast step No becomes 61 Receive a broadcast and check if the picture is normal Press the INPUT SELECT button on the remote control to set to the AV mode Activate the adjustment mode display of Fig 1 1 and press the ...

Page 26: ...s between the deflection yoke and CRT funnel to fix the deflection yoke Refer to Fig 3 2 b R G B R G B Fig 3 2 a WEDGE WEDGE WEDGE WEDGE POSITION Fig 3 2 b R G B R G B Receive the crosshatch pattern from the color bar generator Combine red and blue of the 3 color crosshatch pattern on the center of the screen by adjusting the pair of 4 pole magnets Combine red blue magenta and green by adjusting t...

Page 27: ... CP8002 CP8003 CRT CD801 CRT PCB J801 TP801 TP803 C P 8 5 0 B CP807 CP803B CP801 AC IN CRT C P 5 0 2 L503 CP507 CP506 CP401 CRT FB401 TP401 R449 CP803A CP403 VR502 CP820B CP810B CP811 TOP SHIELD CD402 TOP SHIELD CD502 CP8001 CP8005 CP8006 CD403 TU001 J7001 J7003 J7002 CP101 AV PCB OPERATION PCB SYSCON PCB CD810 CD820 CD850 CD401 CD803 CD501 CD8001 CD8002 CD4001 CD4002 MAIN PCB C P 8 0 0 4 ...

Page 28: ...6 33 3 1 RESET IC102 PST600C AT 5V Q204 BUFFER Q202 Q203 BUFFER STOP SKIP FF OPEN CLOSE PLAY VOL UP CH DOWN VOL DOWN CH UP FROM OPERATION BLOCK 32 31 X101 16MHz TV BLOCK DIAGRAM 5 38 4 37 AV SW IC701 MM1311AD 24 15 8 13 10 23 17 18 B 2 31 30 32 4 7 1 14 Q753 BUFFER 25 Q702 BUFFER SOUND DECORDER IC902 AN5829S 14 19 18 22 21 R V J7003 6 2 4 L J7002 Q7016 BUFFER Q7006 BUFFER AUDIO SW IC7002 CD4053BNS...

Page 29: ...C CLK27 YUVO 7 C B ZERO L R CVBS Y C ANALOGUE AUDIO OUT ANALOGUE YC OUT AUDIO SW IC8504 SN74LV4052APW SPDIF DVD SPDIF CD Q7013 Q7005 LINE DRIVER B A J7002 COAXIAL DIGITAL OUT X1001 12 5MHz B CTRL BUS FROM_SYSCON DVD L CD H DVD CD HD0 7 SYSCON IC1001 ZR36703 SSC FROM_SYSCON SCLK TO_SYSCON ATN HRST TO TV BLOCK RESET RESET TX RX DVD RESET SYS MUTE SCL SDA SCL SDA SCL SDA A P CON 3 3V B P CON D5V C P ...

Page 30: ... Q502 B 130V DRIVE P CON SW Q508 5 6V REG Q150 P CON 5V DRIVER Q153 3 1 5V REG IC154 KIA7805API 3 1 5V REG IC503 KIA7805API P CON 12V DRIVER Q157 P CON 3 3V OUT Q158 Q159 Q160 3 1 5V REG IC152 KIA7805API 3 1 9V REG IC153 KIA7809API F502 P CON SW Q152 P CON 3 3V OUT Q154 Q155 Q156 POWER BLOCK DIAGRAM DEGAUSS_H P CON 3 3V P CON D5V P CON 3 3V_A AT 5 6V AT 8V SOUND B AT 8V AT 6V FBT 12V P CON 9V P CO...

Page 31: ...506 D8507 D8508 IC1001 IC1006 IC4001 IC4002 IC4004 IC8501 IC8503 IC8504 L8501 L8503 L8504 Q8501 R1001 R1002 R1003 R1004 R1005 R1006 R1007 R1008 R1009 R1010 R1011 R1012 R1014 R1015 R1016 R1017 R1018 R1019 R1023 R1024 R1027 R1028 R4001 R4002 R4003 R4004 R4005 R4006 R4007 R4008 R4009 R4010 R4011 R4012 R4013 R4014 R4015 R4016 R4017 R4018 R4020 R4021 R4024 R4025 R4027 R4028 R4029 R8501 R8502 R8503 R850...

Page 32: ...4 IC152 IC153 CP8004 W068 W067 R8026 W008 R7052 C907 C7040 W103 W006 W007 W063 IC701 W106 W096 W095 W022 W824 W834 C718 C717 W143 W077 R701 W144 W145 W146 C715 C716 W148 C701 W164 C706 C705 C704 W026 W163 W029 W030 W027 W104 CP101 D613 D614 D615 W178 R215 R216 L001 W845 X101 W217 C155 C160 C153 W186 W155 W156 R709 R708 C7042 C7043 W228 W229 L7004 W213 W185 W843 J7003 W130 W083 W055 W059 CP8003 CP8...

Page 33: ...624 R617 C622 R607 R608 R609 R612 R613 C612 R614 R629 R631 R628 R627 R605 C605 C203 C218 C220 C606 C222 C214 C201 R217 C208 R218 R219 R214 Q205 C202 R213 C632 R623 R165 R172 Q155 Q156 R151 Q159 Q160 R152 Q152 R313 R317 R324 R325 C324 C321 C322 C304 IC301 C326 C315 C317 R314 R306 R303 R310 R312 C311 C314 R309 C316 C318 R315 R304 R301 R184 R154 C348 C307 Q301 R302 C7024 C7015 R7021 R7016 R7010 Q7001...

Page 34: ... W804 W806 W809 W013 W015 W017 CD355 CD356 CD757_1 W004 W009 W011 OS753 W813 W018 C751 D792 R351 R771 R772 R774 SW791 SW792 SW794 SW795 SW796 SW798 SW799 W002 W007 W008 W010 W014 C755 W016 W019 W020 W005 W023 W012 W024 SW751_1 W812 W808 C352_1 PRINTED CIRCUIT BOARDS OPERATION SOLDER SIDE F 7 F 8 ...

Page 35: ...2 C811 R813 R811 Q804_1 R810_1 TP801 C809 R814 Q806_1 R801 CP807 CP803B C535 W050 W051 R807 C501 W002 C527 W004 C523 C504 W001 W831 W029 W005 HS402 D402 W049 L802 L803 L804 Q807 D805 R817 Q808 D807 R804 Q809 R818 D806 CP810B W009 HS502_1 Q511 R508 D536 R524 W016 W028 CD402 C528 D533 D511 D534 W010 C517_1 C514_2 C450_1 C 4 2 4 _ 2 D527 D519 R509 Q501 W012 C531 C431 CP850B W053 C405 C404 C403 C524 C...

Page 36: ...A2 YUV4 HRST HA1 YUV5 SSC MRST SSC MTSR HWR YUV6 SSC SCLK SSC ATN HD7 HD6 MPGCS YUV7 HD5 HD4 HRD HD3 HD2 HSYNC MA4 HD1 MA3 HD0 VSYNC MA5 HA4 MA2 HA3 MA6 HA2 MA1 HA1 MPGIRQ MA7 HWR MA0 MPGCS MA8 HRD MA10 MPGIRQ MA9 MPGRST MA11 MPGSTBY MCS0 HRDY MRAS MPCLK MCAS MWE MDQM MD8 MD7 MD9 MD6 MD10 MD5 MD11 MD4 MD12 MD3 MD13 MD2 MD14 MD1 MD15 MD0 MA4 MA3 MA5 MA2 MA6 MA1 MA7 MA0 MA8 MA10 MA9 MA11 MCS0 MRAS M...

Page 37: ...0 MRAS MPCLK MCAS MD13 MD2 MWE MDQM MD8 MD12 MD3 MD7 MD9 MD6 MD10 MD5 MD11 MD11 MD4 MD4 MD12 MD3 MD10 MD5 MD13 MD2 MD14 MD1 MD15 MD0 MD9 MD6 MD8 MD7 MDQM MDQM MWE MPCLK MCAS MRAS MCS0 MA9 MA11 MA8 MA10 MA7 MA0 MA6 MA1 MA5 MA2 MA4 MA3 P CON 3 3V SD DGND G 4 G 3 SYSCON PCB SDRAM SCHEMATIC DIAGRAM MPEG FROM TO 3 3 NC NC VSS I O15 I O14 VSSQ I O13 I O12 VCCQ I O11 I O10 VSSQ I O9 I O8 VCCQ NC DQMU CLK...

Page 38: ...RD MPGIRQ MPGRST HD6 MPGSTBY HRDY HD5 HD4 HD3 HD2 HD1 HD0 MPGIRQ MPGRST MPGSTBY DVD_RESET RESET MPGCS CD DVD HRD HWR SW1 G 6 G 5 SYSCON PCB SYSCON SCHEMATIC DIAGRAM NC NC NC NC NC NC NC NC NC FROM TO MPEG FROM TO VIDEO ENCORDER VCC P47 A07 P46 A06 P45 A05 P44 A04 P43 A03 P42 A02 P41 A01 VCC P40 A00 P37 D31 VSS P36 D30 P35 D29 P34 D28 P33 D27 P32 D26 P31 D25 P30 D24 P27 D23 P26 D22 P25 D21 P24 D20 ...

Page 39: ...MATIC DIAGRAM IS THE LATEST AT THE TIME IC8504 SN74LV4052APW DIGITAL AUDIO SW 1 10 11 12 13 14 15 16 2 3 4 5 6 7 8 9 P CON 3 3VA DGND P CON 3 3V MP P CON 3 3V AMCLK CLK27 SI2 ABCLK ALRCLK SO2 SPDIF DVD SSC MRST ASDAT0 YUV0 YUV0 SSC MTSR YUV1 SW1 YUV2 YUV1 YUV3 DVD_RESET YUV4 YUV2 D_LOAD H YUV5 YUV6 YUV7 YUV3 HSYNC VSYNC YUV4 SPDIF CD DM1 D_LOAD H YUV5 YUV6 YUV7 SPDIF DGND P CON 3 3V SD DVD_RESET M...

Page 40: ...MARKED BY CAUTION DIGITAL AUDIO SIGNAL PB PLAYBACK VIDEO SIGNAL AUDIO SIGNAL PB CAUTION DIGITAL TRANSISTOR PLAYBACK COLOR SIGNAL PLAYBACK LUMINANCE SIGNAL CP8004 51048 1110 1 10 11 2 3 4 5 6 7 8 9 CP8005 51048 1210 1 10 11 12 2 3 4 5 6 7 8 9 L151 W5T29X7 5X19 CD8002 2S0I0101 CD8001 2S0I0101 R168 2 7K 1 R170 10K 1 R182 2 7K 1 R169 10K 1 R171 10K 1 R183 10K 1 SOUND_GND SOUND B P CON 9V P CON A5V GND...

Page 41: ...LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION PLAYBACK VIDEO SIGNAL CAUTION DIGITAL TRANSISTOR SCL SDA I2C_OFF TUNER_AGC TV DVD TUNER_IF P CON 30V TUNER_AGC EXT_MUTE CHROMA 5V SDA SCL SWD...

Page 42: ...7 16V YK C620 100 10V YK C608 1 50V KA C641 2 2 50V KA C213 10 16V KA C219 10 16V KA C621 0 47 50V KA C205 100 10V YK Q204 2SC2412K EXT AUDIO DRV Q205 2SC2814 PRE AMP Q608 2SC2412K VD SW Q203 2SC2412K T V BUF Q202 2SC2412K CLAMP Q603 2SC2412K SW Q604 2SC2412K BUFFER W818 W848 W871 W861 W849 WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE T...

Page 43: ...DITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME DANS LA NOMENCLATURE DES PIECES N UTILISER QUE CELLS DECRITES DANGEREUSES AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION DESCRIBED IN PARTS LIST ONLY CR...

Page 44: ... R7047 100 R7053 2201 2W R7043 10K R7056 120K R7057 180K R7059 180K R7058 120K R7060 2 2K R7062 2 2K R7061 751 4W R7055 1K 1 4W R7054 1K R7025 2 2K R7026 2 2K R7003 470 R7006 470 R7007 470K R7004 1K R7015 10K C7031 22 16V KA C7032 22 16V KA C7030 2 2 50V KA C7014 33 10V KA C7007 2 2 50V KA C7006 2 2 50V KA C7013 10 16V KA C7011 4 7 50V KA C7017 470 16V YK C7029 2 2 50V KA C7004 47 6 3V KA C7034 4 ...

Page 45: ... 2 50V KA Q8005 2SC2412K BUFFER Q8004 2SC2412K BUFFER Q702 2SC2412K BUFFER W834 W824 W853 W873 OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME PLAYBACK VIDEO SIGNAL AUDIO SIGNAL PB GND P CON 9V DVD_VIDEO SWD_V OUT SDA TUNER_A_L DVD_VIDEO SCL TU_VIDEO DVD_A_L GND TUNER_A_R TUNER_A_L DVD_A_R TUNER_A_R TU_VIDEO MONITOR_V TU_AUDIO MONITOR_A_R MONI...

Page 46: ...6 8K R773B 6 8K R751B 100 R752B 1001 4W R756B 820 R775B 820 R763 2 2K R762 100 C775 220 6 3V KA Q751B 2SC2412K BUFFER Q754 2SC2412K BUFFER W831 W830 W858 W863 W832 W829 WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE...

Page 47: ...HE COLOR BROADCAST NOTE THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE NOTE THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME SCL SDA TUNER_A_L TUNER_A_R TU_AUDIO P CON A5V GND G 24 G 23 Filter SAPout 75us De Emph Switch L R SAP DAC Expand Wide Band Cancel Offset Cancel Offset Matrix AGC OUT SW NC0 0 3 7 ZAP fH 2fH Trap Filter L R Filter L R Demod IIC Deco...

Page 48: ...W796 EVQ21505R VOL UP SW797 EVQ21505R VOL DOWN GND B Vout OS753 PIC 28143TC5 1 2 3 CD702 CU2B2801 1 10 11 2 3 4 5 6 7 8 9 L756 W5T18 4X10X9 6 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 AN POINT DE VUE SECURITE ETANT LES PIECES REPAREES PAR UN ATTENTION WAS RECEIVED IN GO...

Page 49: ... 02 A1 1 2 F502 2 5A125V 51MS025LCC F501 6 3A125V 51MS063LCC FH504 EYF 52BC FH503 EYF 52BC FH502 EYF 52BC FH501 EYF 52BC RY501 ALKS321 1 2 3 4 2 1 L503 DEGAUSS COIL L501 SS28H 20075 1 2 3 4 R529 2 7K 1 4W 1 D519 10ELS2N D521 1SS133 ICP501 20N_4000FS 4A 125V ICP502 20N_4000FS 4A 125V ICP504 20N_4000FS 4A 125V IS THE LIVE CONNECTION CAUTION WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL WITH T...

Page 50: ...9 0 0022 M C430_1 470P 500V B C432 0 1 100V MKT C450_1 0 001 2KV HR C412 56P 500V SL C427 0 0082 1 25KV MPP C418 1 160V MHE C407 2200 25V MHE C421 1000 35V MHE C403 10 50V YK C433 22 100V MHE C405 3 3 50V YK 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 PARTS MARKED BY...

Page 51: ...270P B C819 0 0022 2KV B C809 390P B C810 270P B 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 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 D806 1SS...

Page 52: ...N R SP OUT L SOUND OUT L SOUND GND FRONT A IN L FRONT VIDEO IN GND GND GND REMOCON OUT KEY A KEY B H OUT V OUT GND ACL P CON 30V AFC VD POWER FAIL EW OUT P CON 9V DEGAUSS H TV POWER ON H P CON 9V DEGAUSS H EW OUT TV POWER ON H P CON 30V POWER FAIL VD AFC H OUT ACL GND V OUT CD820 GND G OUT R OUT B OUT CLAMP CD403 SOUND B GND GND AT 6V AT 8V SOUND GND CHROMA 5V FBT 8V FBT 12V X RAY TEST AT 8V SOUND...

Page 53: ...AVEFORMS MPEG The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 1 2 3 4 5 SDRAM VIDEO ENCODER 7 6 9 10 11 MICON TUNER 22 23 24 25 12 H 1 ...

Page 54: ...WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram POWER SOUND AMP IN OUT 21 26 27 28 29 NOTE 30 31 32 33 34 35 36 38 39 37 H 2 ...

Page 55: ...EFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE 41 44 45 43 STEREO COMB FILTER TV POWER DEFLECTION 40 46 51 47 48 49 50 63 68 61 62 H 3 ...

Page 56: ...WAVEFORMS The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram NOTE CRT 69 65 66 67 H 4 ...

Page 57: ...W 101 116 103 120 PCB030 OPERATION PCB 204 B 204 204 204 204 A 104 205 205 205 206 206 208 207 PCB070 MAIN PCB 128 207 109 206 205 206 109 208 201 201 201 201 201 201 121 119 207 I 1 203 203 203 203 124 118 118 PCB110 CRT PCB ...

Page 58: ...15 115 205 PCB250 AV PCB B 110 207 202 202 A 122 207 207 207 207 207 207 207 207 207 109 207 109 112 206 207 207 207 207 207 207 207 207 207 207 207 207 126 PCB010 SYSCON PCB MECHANICAL EXPLODED VIEW I 2 ...

Page 59: ...823 CABINET BACK 122 BZ710406 702WSA0075 SHIELD TOP 124 BZ710258 741WUA0001 SPRING EARTH 126 BZ710407 712WPB0075 PLATE TRAY FRONT 128 BZ710260 899HV3T000 HOLDER ANODE WIRE 201 BZ710035 8117540A64 SCREW TAPPING B0 TRUSS 4x16 202 BZ710320 8117540804 SCREW TAPPING B0 TRUSS 4x8 203 BZ710275 8121J50B54 SCREW TAPPING B0 GW20 5x28 204 BZ710031 8110630A04 SCREW TAP TITE P BRAZIER 3x10 205 BZ710239 8109I30...

Page 60: ...10 UF 250V C433 BZ110020 E5EZT8220M CE 22 UF 100V C442 BZ110057 E53FF56R8K CE 6 8 UF 50V NP C450 BZ110182 C03L0R713K CC 0 001 UF 2KV R C502 BZ110009 C13HB07H3K CC 0 0022UF 2KV B C503 BZ110009 C13HB07H3K CC 0 0022UF 2KV B C504 BZ110039 E02LT1102M CE 1000 UF 10V C505 BZ110138 P2472B224M CMP 0 22UF 275V PHE840 C506 BZ110138 P2472B224M CMP 0 22UF 275V PHE840 C507 BZ110062 E51SFC821M CE 820 UF 200V C51...

Page 61: ... BZ410022 D97U06R81B DIODE ZENER MTZJ6 8B T 77 D612 BZ410059 D2WT11ES10 DIODE SILICON 11ES1 EIC D613 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D614 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D615 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D792 BZ410087 0021E2Q140 LED LTL 1CHEE 002A D805 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D806 BZ410006 D1VT001330 DIODE SILICON 1SS133T 77 D807 BZ410...

Page 62: ...COMPOUND TRANSISTOR KRC111MAT Q501 BZ510077 TAAT012714 TRANSISTOR SILICON KTA1271_Y AT Q502 BZ510069 TCATC31980 TRANSISTOR SILICON KTC3198 AT Y GR Q503 BZ510015 TCWQ4160E0 TRANSISTOR SILICON 2SC4160 OEC YAC1 Q504 BZ510069 TCATC31980 TRANSISTOR SILICON KTC3198 AT Y GR Q505 BZ410088 0002E00610 PHOTO COUPLER LTV 817M VB Q507 BZ510069 TCATC31980 TRANSISTOR SILICON KTC3198 AT Y GR Q508 BZ510032 TD3T012...

Page 63: ...6 BZ310124 02AHA896A1 CORE FERRITE W5T18 4X10X9 6 L758 BZ310041 02167F101J COIL 100 UH L801 BZ310118 02AHB9A972 CORE FERRITE W5T29X7 5X19 L802 BZ310069 02167D151K COIL 150 UH L803 BZ310069 02167D151K COIL 150 UH L804 BZ310069 02167D151K COIL 150 UH L810 BZ310118 02AHB9A972 CORE FERRITE W5T29X7 5X19 or BZ310132 02AXB9A971 CORE FERRITE ESD R 30SD L811 BZ310118 02AHB9A972 CORE FERRITE W5T29X7 5X19 L9...

Page 64: ...03 BZ613030 1022045R72 FILTER SAW SAFGP45M7VFYZR0B CF204 BZ613018 1012T04702 FILTER CERAMIC TRAP MKT47 3MC110P TF CP101 BZ614238 0697260650 CONNECTOR PCB SIDE TKC M06X A1 CP102 BZ614239 069S290639 CONNECTOR PCB SIDE A2001WR2 9P CP303 BZ614214 069S2B0629 CONNECTOR PCB SIDE A2001WV2 11P CP401 BZ614240 069X460029 CONNECTOR PCB SIDE B06B DVS CP403 BZ614016 069W01001A CONNECTOR PCB SIDE 003P 2100 CP502...

Page 65: ...SG04H02BRA or BZ614253 070W546003 SPEAKER MSF 18D5SB05 02 TH501 BZ410079 DF5EL3R0A0 DEGAUSS ELEMENT ZPB45BL3R0A TM101 BZ614429 076D0EF010 TRANSMITTER TOT201N09080 or BZ614254 076N0EF010 TRANSMITTER DC FL20S TU001 BZ610125 0145K00055 TUNER VHF UHF TECC1040PG32D V801 BZ614453 098W210433 CRT W DY A51LVV196X10 O X101 BZ613019 1002T01606 CERAMIC OSCILLATOR CSTLS16M0X53 A0 X601 BZ613004 100CT3R505 CRYST...

Page 66: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...

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