Related Manuals for Toshiba 27AF45
Summary of Contents for Toshiba 27AF45
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Page 1: Service Manual
FILE NO. 050-200511 (MFR’S VERSION A) SERVICE MANUAL COLOR TELEVISION 27AF45 27AF45C DOCUMENT CREATED IN JAPAN, April, 2005... -
Page 2: Servicing Notices On Checking
Befor applying new silicon grease, remove all the old silicon grease. (Old grease may cause damages to the IC and Transistor.) Licensed by BBE Sound, Inc. under USP5510752 and 5736897. BBE and BBE symbol are registered trademarks of BBE Sound, Inc. 27AF45/27AF45C A1-1... -
Page 3: About Lead Free Solder (Pbf)
When soldering or unsoldering, completely remove all of the solder from the pins or solder area, and be sure to heat the soldering points with the lead free solder until it melts sufficiently. Recommendations Recommended lead free solder composition is Sn-3.0Ag-0.5Cu. A1-2 27AF45/27AF45C... -
Page 4: Table Of Contents
G-13, G-14 COMB FILTER ......................... G-15, G-16 CRT/SVM ..........................G-17, G-18 SUB POWER ........................... G-19, G-20 WAVEFORMS ..........................H-1, H-2 MECHANICAL EXPLODED VIEWS ................... I-1, I-2 MECHANICAL REPLACEMENT PARTS LIST ................. J1-1, J1-2 ELECTRICAL REPLACEMENT PARTS LIST ................J2-1~J2-10 27AF45/27AF45C A2-1... -
Page 5: General Specifications
W at AC 120 V 60 Hz Per Year kWh/Year Protector Power Fuse Safety Circuit IC Protector(Micro Fuse) Regulation Safety Radiation X-Radiation DHHS Temperature Operation +5oC ~ +40oC Storage -20oC ~ +60oC Operating Humidity Less than 80% RH A3-1 27AF45... - Page 6 Sound Mute V-chip Rating 16: 9 OSD Language English French Spanish Clock and Sleep Timer Max Time 120 Min Timer Step On/Off Timer Program(On Timer / Off Timer) Wake Up Timer Timer Back-up (at Power Off Mode) more than A3-2 27AF45...
- Page 7 CH RTN/CH ENT(Quick View) Sleep RE Call(Call) Reset Menu/Enter Mute Exit MTS(Audio Select) Fav.Up Fav.Down 16: 9 Multi Brand Keys CH Up(VCR) CH Down(VCR) Pause/Still TV/VCR(VCR) Play Stop Cable CODE Volume Up(DVD) Volume Down(DVD) DVD CLEAR TOP MENU DVD MENU DISPLAY A3-3 27AF45...
- Page 8 Features Auto Degauss Auto Shut Off Canal+ CATV Anti-theft Rental Memory(Last CH) Memory(Last Volume) V-Chip Type USA,Toshiba Type Auto Search CH Allocation Just Clock Function CH Label VM Circuit Full OSD Premiere Comb Filter Lines Auto CH Memory Hotel Lock...
- Page 9 Surfaces Height (cm) 40 (ORION SPEC:25) Container Stuffing Sets/40' container G-17 Cabinet Material Cabinet Cabinet Front PS 94V0 DECABROM Cabinet Rear PS 94V0 DECABROM Non-Halogen Demand Eyelet Demand G-18 Environment Pb-free Soldering Parts Specification(Phase3 : based on RoHS) A3-5 27AF45...
- Page 10 GENERAL SPECIFICATIONS CRT Size / Visual Size 27 inch / 676.0mmV System CRT Type Flat Deflection degree Magnetic Field BV/BH +0.45G/0.18G Color System NTSC Speaker 2 Speaker Position Front Side Size 1.8 x 3.9 Inch Impedance Sound Output 5.0+5.0 W 10%(Typical) 4.0+4.0 W NTSC3.58+4.43 /PAL60Hz...
- Page 11 GENERAL SPECIFICATIONS On Screen Menu Display Menu Type Icon Picture Contrast Brightness Color Tint Sharpness Sound Bass Treble Balance BBE On/Off Stable Sound On/Off Surround On/Off Set Up TV/CATV Auto CH Memory Add/ Delete Option Language CH Label Favorite CH V-Chip Lock On/Off Timer...
- Page 12 GENERAL SPECIFICATIONS G-10 Remote Unit RC-GW Control Glow in Dark Remocon Format Toshiba Custom Code TV:40-BF h Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys Keys Power CH Up CH Down Volume Up Volume Down...
- Page 13 GENERAL SPECIFICATIONS G-11 Features Auto Degauss Auto Shut Off Canal+ CATV Anti-theft Rental Memory(Last CH) Memory(Last Volume) V-Chip Type Auto Search CH Allocation Just Clock Function CH Label VM Circuit Full OSD Premiere Comb Filter Lines Auto CH Memory Hotel Lock Closed Caption Stable Sound FBT Leak Test Protect...
- Page 14 GENERAL SPECIFICATIONS G-13 Interface Switch Front Power System Select Main Power SW Sub Power Channel Up Channel Down Volume Up Volume Down Rear AC/DC TV/CATV Selector Degauss Main Power SW Indicator Power Yes(RED) Stand-by On Timer Terminals Front Video Input = VIDEO3 Audio Input = VIDEO3 RCA x 2 Other Terminal...
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Page 15: Disassembly Instructions
Flip up the sides of the Rubber Cap in the direction of the arrow and remove one side of the support. (Refer to Fig. 1-2.) Rubber Cap Support Fig. 1-5 Support Confirm that the Support is securely connected. Fig. 1-2 Put on the Rubber Cap without moving any parts. B1-1 27AF45/27AF45C... -
Page 16: Removal And Installation Of Flat Package Ic
NOTE Do not move the Braided Shield Wire in the vertical direction towards the IC pattern. Blower type IC desoldering machine Braided Shield Wire Soldering Iron IC pattern Fig. 2-4 Fig. 2-2 B2-1 27AF45/27AF45C... - Page 17 Fig. 2-6 Absorb the solder left on the lead using the Braided Shield Wire. (Refer to Fig. 2-7.) NOTE Do not absorb the solder to excess. Soldering Iron Braided Shield Wire Fig. 2-7 B2-2 27AF45/27AF45C...
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Page 18: Service Mode List
Press both VOL. DOWN button on the set and Channel button (1) on the remote control for more than 2 seconds. After the finishing of the initializing of shipping, the unit will turn off automatically. The unit will now have the correct DATA for the new MEMORY IC. 27AF45/27AF45C... -
Page 19: Electrical Adjustments
V. SIZE SHARPNESS V. LINERITY CB DL VS CORRECTION CR DL R DRIVE CB PED B DRIVE CR PED R BIAS PARABOLA G BIAS CORNER B BIAS TRAPWZIUM BRIGHT MAX LEVEL BRIGHT CENT SEPARATION1 BRIGHT MIN SEPARATION2 Fig. 1-2 27AF45/27AF45C... - Page 20 9 ± 3%. 2~5. Press the TV/VIDEO button on the remote control to set to the CS mode. Then perform the above adjustments 2~4. Press the VOL. UP/DOWN button on the remote control until the tint step No. becomes "55". 27AF45/27AF45C...
- Page 21 Activate the adjustment mode display of Fig. 1-1 and press the channel button (32) on the remote control to select “TRAPEZIUM”. Press the VOL. UP/DOWN button on the remote control until the both vertical lines of the screen become paralled. 27AF45/27AF45C...
- Page 22 Connect the AC voltmeter to pin 6 of CP101. Activate the adjustment mode display of Fig. 1-1 and press the channel button (33) on the remote control to select “LEVEL”. Press the VOL. UP/DOWN button on the remote control until the AC voltmeter is 75 ± 2mV. 27AF45/27AF45C...
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Page 23: Purity And Convergence
Confirm red and blue color. WEDGE Adjust the slant of the deflection yoke while watching the screen, then tighten the fixing screw. WEDGE POSITION DEFLECTION YOKE DEFLECTION YOKE SCREW Fig. 3-2-b MAGNET SCREW PURITY MAGNETS 6 POLE MAGNETS 4 POLE MAGNETS Fig. 3-1 27AF45/27AF45C... - Page 24 VM COIL PCB CP802B CP801B CP851B CD801 CD851 CD802 CP801A J702 CP101 J708 J704 J703 J701 FB401 CP401 TP003 VR401 W003 POWER PCB VR502 CP851A CP802A CD1001 SPEAKER CP502 CP501 CP1001 OS101 J705 J706 J707 J1001 MAIN PCB CD501 AC IN 27AF45/27AF45C...
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Page 25: Block Diagram
Vin2 V.OUT SPEAKER MEMORY IC SP1001 IC199 BR24L16FJ-WE2 FRONT-AUDIO.R FRONT-AUDIO.L J707 J706 AUDIO SW(R) IC IC701 MM1501XNRE HEADPHONE_JACK J1001 Vin1 V.OUT Vin2 TONE IC BBE IC SOUND AMP IC301 IC302 IC1001 AN5891SA-E1V NJM2150AM (TE1) Q901 AN17808B BUFFER Q902 BUFFER 27AF45/27AF45C... -
Page 26: Printed Circuit Boards Main
R905 W830 W056 L501 R302 W181 W055 R515 W125 W180 C505_1 R133 W122 X101_1 CP501 L301 W176 R146 W049 R1001 W121 W119 W118 R1002 C155 FH501 FH502 F501 CP1001 SW105 SW104 SW101 SW102 SW103 D706 J706 J705 J1001 J707 27AF45/27AF45C... - Page 27 IC1501 R627 R1503 R641 Q603 R519 R1507 R511 Q1503 Q605 Q614 Q1508 R1508 R609 R607 R462 R1523 Q1504 W816 IC1503 IC1502 R448 Q411 R417 R513 R516 Q1001 R458 C416 R407 R1013 R705 Q709 IC702 Q712 R736 IC701 Q711 R404 27AF45/27AF45C...
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Page 28: Crt/Vm Coil/Power
TP805 D808 S806Y R820 W807 Q812 W007 Q811 C805 Q853 C201 R819 R814 Q852 Q854 R859 C857 W806 C853 C854 D855 R872 R877 W802 Q857 CP803 D854 R866 R876 C859_1 D853 Q856 B853 CP852 R868 S852 R881 S851 CED037A 27AF45/27AF45C... -
Page 29: Micon
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 27AF45/27AF45C... -
Page 30: Deflection
DANGEREUSES AN POINT DE VUE SECURITE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST CRITICAL FOR SAFETY,USE ONES N’UTILISER QUE CELLS DECRITES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES 27AF45/27AF45C... - Page 31 DANGEREUSES AN POINT DE VUE SECURITE THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. DESCRIBED IN PARTS LIST ONLY N’UTILISER QUE CELLS DECRITES IS NON POLAR ONE. DANS LA NOMENCLATURE DES PIECES 27AF45/27AF45C...
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Page 32: Power
ATTENTION DANS LA NOMENCLATURE DES PIECES :POUR UNE PROTECTION CONTINUE LES RISQUES D’INCEIE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST N’UTILISER QUE DES FUSIBLE DE MEME TYPE 6.3A 125V(F501) WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 27AF45/27AF45C... -
Page 33: Sound
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES 27AF45/27AF45C G-10... -
Page 34: Tuner/Stereo
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES 27AF45/27AF45C G-11 G-12... - Page 35 NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 27AF45/27AF45C G-13 G-14...
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Page 36: Comb Filter
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. 27AF45/27AF45C G-15 G-16... -
Page 37: Crt/Svm
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE DANGEREUSES AN POINT DE VUE SECURITE CRITICAL FOR SAFETY,USE ONES G.SIGNAL WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL. N’UTILISER QUE CELLS DECRITES DESCRIBED IN PARTS LIST ONLY DANS LA NOMENCLATURE DES PIECES B.SIGNAL 27AF45/27AF45C G-17 G-18... -
Page 38: Sub Power
SUB POWER SCHEMATIC DIAGRAM (POWER PCB) FROM/TO CHROMA S806Y CP201 Q201 Q202 IMSA-6035B-03Z002-PT KTC3209_Y KTC3203_Y Tr_E Tr_C Tr_B C201 6.3V 1000 S805Y PCB240 CED039 27AF45/27AF45C G-19 G-20... -
Page 39: Waveforms
10 2V 20µs/div DEFLECTION 4 1V 0.1ms/div 16 2V 5ms/div 11 0.5V 20µs/div CHROMA 12 1V 2µs/div 17 20V 5ms/div 7 1V 20µs/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. 27AF45/27AF45C... - Page 40 22 2V 5ms/div 23 2V 5ms/div 28 200mV 20µs/div 21 200V 50µs/div CRT/SVM 37 50V 20µs/div 24 2V 5ms/div 29 200mV 20µs/div NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. 27AF45/27AF45C...
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Page 41: Mechanical Exploded Views
MECHANICAL EXPLODED VIEW PCB110 (CRT PCB ASS'Y) PCB060 (VM COIL PCB ASS'Y) PCB010 (MAIN PCB ASS'Y) PCB240 (POWER PCB ASS'Y) 101B 101A 27AF45/27AF45C... - Page 42 MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) 126, 127, 128, TM101 27AF45/27AF45C...
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Page 43: Mechanical Replacement Parts List
AE003528 8110630A0U SCREW,TAP TITE(P) BRAZIER 3x10 AE003524 8109I30A0U SCREW,TAP TITE(B) WH7 3x10 AE005917 810963080Q SCREW,TAP TITE(B) BRAZIER AE003531 810763080U SCREW,TAP TITE(S) BRAZIER AE003529 811063080U SCREW,TAP TITE(P) BRAZIER AE003522 8117540B0U SCREW,TAP TITE(B0) TRUSS 4x20 AE005659 8109I3080U SCREW,TAP TITE(B) WH7 J1-1 27AF45... - Page 44 MECHANICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description AE006008 7A701A360A FRONT CABI ASS'Y 101A AE006341 701APJA138 CABINET,FRONT 101B AE003015 712APBA005 DOOR AE006356 A3N121J740K CABINET,BACK AE006357 722549A441 SHEET,RATING AE006358 723000C856 FILM,DECORATION AD301425 7240001120 SHEET,CSA AE006108 769WSAA009 WASHER CRT T=1 BZ710660 741WUA0021 SPRING,EARTH...
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Page 45: Electrical Replacement Parts List
DIODE,ZENER MTZJ33B T-77 D104 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D105 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D106 BZ410020 D97U05R11B DIODE,ZENER MTZJ5.1B T-77 D107 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D108 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D109 BZ410054 0021721150 SLR-342VCT32 D110 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 J2-1 27AF45... - Page 46 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D855 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D856 BZ410006 D1VT001330 DIODE,SILICON 1SS133T-77 D857 AE006060 D28T0ERB20 DIODE,RECTIFIER 10ERB20-TA1B2 D858 AE006060 D28T0ERB20 DIODE,RECTIFIER 10ERB20-TA1B2 IC101 AE006067 I56F07090B OEC7090B IC199 AE006335 A3N120J015 INIT DATA BR24L16FJ-WE2 IC301 AE006297 I0QJ021500 NJM2150AM(TE1) J2-2 27AF45...
- Page 47 TRANSISTOR,SILICON KTC3875S_Y_RTK Q1508 BZ510109 TCAA3875SY TRANSISTOR,SILICON KTC3875S_Y_RTK COILS &TRANSFORMERS L301 BZ310041 02167F101J COIL 100 UH L401 AD301644 021L75472J COIL 4.7 MH L402 BZ310187 022100034A COIL,LINEARITY ELH5L4132N L403 AD301606 02DK000058 COIL,CHOKE 02DK000058 ! L501 AD301124 029T000101 COIL,LINE FILTER 2R2A752F28Y J2-3 27AF45...
- Page 48 CONNECTOR PCB SIDE 003P-2100 CP803 AD301996 069S330010 CONNECTOR PCB SIDE A2361WV2-3P CP804 BZ614058 069W010010 CONNECTOR PCB SIDE 005P-2100 CP852 BZ614350 069S230629 CONNECTOR PCB SIDE A2001WV2-3P CP1001 AD301045 069S140419 CONNECTOR PCB SIDE A2502WV2-4P CP801A BZ614276 067U005049 WIRE HOLDER B2013H02-5P J2-4 27AF45...
- Page 49 X602 BZ613004 100CT3R505 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 CAPACITOR J2-5 27AF45...
- Page 50 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description RESISTORS ! R402 AE006295 R65501680J R,FUSE OHM 1W ! R410 BZ210087 R3X18A221J R,METAL OXIDE 220 OHM 2W ! R416 BZ210053 R002T22R2J 2.2 OHM 1/2W ! R426 BZ210030 R4X5T4472F R,METAL 4.7K OHM 1/4W ! R434 AD301972...
- Page 51 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description DIODES D113 BZ410021 D97U05R61B DIODE,ZENER MTZJ5.6B T-77 D402 BZ410043 D2WT011E10 DIODE,SILICON 11E1-EIC D403 BZ410019 D97U03001B DIODE,ZENER MTZJ30B T-77 D404 BZ410020 D97U05R11B DIODE,ZENER MTZJ5.1B T-77 ! D405 BZ410063 D2WTAU02A0 DIODE,SILICON AU02A-EIC ! D406 BZ410021...
- Page 52 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description TRANSISTORS IC302 AD301983 I01FF58910 AN5891SA-E1V ! IC401 BZ611117 I03TD80410 LA78041 ! IC504 BZ410088 0002E00610 PHOTO COUPLER LTV-817M-VB IC601 AE002803 I06FC1283A M61283FP R70T IC701 AD301988 I0UF015010 MM1501XNRE IC702 AD301988 I0UF015010 MM1501XNRE IC902 BZ611068...
- Page 53 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description COILS &TRANSFORMERS ! L503 AE003003 028R270013 COIL,DEGAUSS 8R270013 L601 AD301990 021LA6330J COIL L801 BZ310002 021673101K COIL 100 UH L802 BZ310170 021673151K COIL 150 UH L803 BZ310170 021673151K COIL 150 UH L804 BZ310170 021673151K...
- Page 54 ELECTRICAL REPLACEMENT PARTS LIST Location No. TSB P/N Reference No. Description CP801B AD300752 069S250629 CONNECTOR PCB SIDE A2001WV2-5P CP802A AD301997 067U007029 WIRE HOLDER B2013H02-7P CP802B BZ614485 069S270629 CONNECTOR PCB SIDE A2001WV2-7P CP851A BZ614334 067U004029 WIRE HOLDER B2013H02-4P CP851B AD301998 069S240629 CONNECTOR PCB SIDE A2001WV2-4P CP852B...
- Page 55 TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...