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Manual Durabrand DBTV2500

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  • Durabrand DBTV2500 - page 1

    SER VICE MANU AL Design and specifications are subject to change without notice. COLOR TELEVISION RECEIVER ORIGIN AL MFR’S VERSION B DBTV2500 ...

  • Durabrand DBTV2500 - page 2

    SER VICE MANUAL COLOR TELEVISION RECEIVER DBTV2500 D B MFR’S VERSION REVISION 1 MFR’S VERSION D Please file this revision with the original version. OEC7045A OEC7044A IC101 ...

  • Durabrand DBTV2500 - page 3

    Change of IC101 DIFFERENCES MFR'S VERSION B MFR'S VERSION D REF. NO. PART NO. DESCRIPTION PART NO. DESCRIPTION IC101 I56F07044A IC OEC7044A I56F07045A IC OEC7045A PCB010 A3I058G01A MAIN PCB ASS'Y TMX456A A3I058G01B MAIN PCB ASS'Y TMX456A SPEC.NO. M3I0-62G O/R NO. A073521 ...

  • Durabrand DBTV2500 - page 4

    6. AVOID AN X-RAY 1. KEEP THE NOTICES 5. TAKE CARE TO DEAL WITH THE CATHODE-RAY TUBE In the condition that an explosion-proof cathode- ray tube is set in this equipment, safety is secured against implosion. However, when removing it or serving from backward, it is dangerous to give a shock. Take enough care to deal with it. Safety is secured agains ...

  • Durabrand DBTV2500 - page 5

    CONTENTS A2-1 A1-1 A1-1 A1-1 A2-1 A3-1~A3-4 B-1, B-2 C-1 C-1 C-1 D1-1~D2-1 D3-1 E-1, E-2 F-1~F-4 G-1, G-2 G-3, G-4 G-5, G-6 G-7, G-8 G-9, G-10 H-1, H-2 I-1 J1-1 J2-1, J2-2 SERVICING NOTICES ON CHECKING ...................................................................................................... HOW TO ORDER PARTS .......................... ...

  • Durabrand DBTV2500 - page 6

    GENERAL SPECIFICATIONS A3- 1 G - 1. O utlin e of the P r oduc t 25 inc h( 626 mm V ) : Me a s ur e d di a gona l ly C olor C RT 100 de gr e e de f l e c tion G- 2. B r oa dc a s ti ng Sys te m U S S y s t e m M G-3.C ol o r S y st e m NTS C PA L S EC A M or Monoc hr ome s igna l G- 4. N TS C P l a yba c k( P AL 60H z ) Ye s No G- 5. N TS C 3. 58+ 4 ...

  • Durabrand DBTV2500 - page 7

    GENERAL SPECIFICATIONS A3- 2 G- 17. P r ote c t or: Po w er Fu s e G- 18. R e gul a ti on Saf ety UL CSA SA A SI CE SE V BS NF NEM KO FE M K O DEM KO IE C 6 5 SE MK O NZ HOM OLO SA BS CN S SI SI R NOM AS3159 DE NTOR I UNE GOS T NONE Ra dia tion FCC DOC FT Z PT T CE SE V SA BA SI NF NZ HOM OLO UNE CN S CI SPR1 3 DENT OR I AS / NZS NONE X - Ra dia ti ...

  • Durabrand DBTV2500 - page 8

    GENERAL SPECIFICATIONS A3- 3 G- 26. O S D L a ngua ge Eng Ge r Fr e Sp a It a Por Jp n OSD La ngua ge S e tting Eng Ge r Fr e Sp a It a Por Jp n N ot A p plica ble G - 2 7 . S p eak er Positio n Front Side Bottom S iz e 1. 5 x 2. 7 inc he s I mp. 4 ohm x 2 pc s P ow e r Ma x 075 + 0. 75 W 10% 0. 5 + 0. 5 W ( Typic a l ) G - 2 8 . E X T Sp eak er Y ...

  • Durabrand DBTV2500 - page 9

    GENERAL SPECIFICATIONS A3- 4 G- 32. S wit c h F ront P o w er (T act ) C h an n el U p / R es et V olume U p/Se t U p Sy s tem Select C ha nne l D own/Ente r Vo l um e Do wn/ S e t Do wn M ain Po w er SW S ub P ow e r M e n u: Vo l UP + Vo l Do wn Rear AC / DC TV /CA T V Se le ctor De ga uss Main Po w er SW G- 33. Ma gne t ic F i e ld B V : + 0. 45 ...

  • Durabrand DBTV2500 - page 10

    1. REMOVAL OF ANODE CAP Read the following NOTED items before starting work. After turning the power off there might still be a potential voltage that is very dangerous. When removing the Anode Cap, make sure to discharge the Anode Cap's potential voltage. Do not use pliers to loosen or tighten the Anode Cap terminal, this may cause the spring ...

  • Durabrand DBTV2500 - page 11

    4. Insert one end of the Anode Support into the anode button, then the other as shown in Fig. 1-5 . 5. 6. Confirm that the Support is securely connected. Put on the Rubber Cap without moving any parts. DISASSEMBL Y INSTRUCTIONS CRT Support Fig. 1-5 2. REMOVAL OF DEFLECTION YOKE (Refer to Fig. 2-1) 1. 2. 3. 4. 5. Loosen the screw 1 . Remove the Conv ...

  • Durabrand DBTV2500 - page 12

    SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter the Service Mode, press both set key and remote control key for more than 1 second. Set Key Remocon Key Operations VOL. (-) MIN 0 Releasing of V-CHIP PASSWORD. VOL. (-) MIN 1 VOL. (-) MIN 6 Initialization of the factory. NOTE ...

  • Durabrand DBTV2500 - page 13

    ELECTRICAL ADJUSTMENTS 1. BEFORE MAKING ELECTRICAL ADJUSTMENTS 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 ...

  • Durabrand DBTV2500 - page 14

    ELECTRICAL ADJUSTMENTS D1-2 Fig. 2-1 110% 0% 100% Fig. 2-2 B A TV 00 OSD 15 Fig. 2-3 2-6: HORIZONTAL PHASE 1. 2. 3. 4. Receive the center cross signal from the Pattern Generator. Using the remote control, set the brightness and contrast to normal position. Activate the adjustment mode display of Fig. 1-1 and press the channel button (05) on the rem ...

  • Durabrand DBTV2500 - page 15

    ELECTRICAL ADJUSTMENTS 3. 1. 2. 3. 1. 2. 3. 4. 5. 6. 7. 8. 3-2: PURITY NOTE Adjust after 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. Mo ...

  • Durabrand DBTV2500 - page 16

    MAJOR COMPONENTS LOCA TION GUIDE FOCUS VOLUME SCREEN VOLUME FB401 D3-1 CP601 CRT PCB J801 MAIN PCB TU001 TP001 TP022 TP023 TP024 ...

  • Durabrand DBTV2500 - page 17

    BLOCK DIAGRAM 29 15 14 16 62 1 64 33 50 CF601 SAW FILTER 42 AGC IF TU001 11 1 CHROMA IC IC601 M61203BFP PUMP UP AMP + - 72 6 5 V-OUT IC IC401 LA78041 IC351 AN7523 SP351 Q801 RED OUT Q803 GREEN OUT Q802 BLUE OUT CRT 11 6 8 R G B Heater F 9 2 V. SYNC 25 RESET MICON IC IC101 OEC7044A 9 HV F S FB401 10 1 Q402 H. DRIVE Q401 H. OUTPUT Q101 X-RAY TEST SW ...

  • Durabrand DBTV2500 - page 18

    SW105 SW104 SW103 SW102 TU001 D605 C003 TP001 R002 R001 D001 IC351_1 C353_1 C357_1 Q351 SW101 FH501 FH502 F501 RY101 C501 TH501 C133 D126 CP501 L501 C132_1 C503 R177 C440 D125 D501 D502 C504 D503 D504 R502 CP502 IC501 T401_1 C443 C444 R427 C437 C418 D403 W897 W003 W004 W891 R515 R429_1 C507 C448 D405 TP501 C430 L406 C434 D411 R422 R410 R412 CP803A ...

  • Durabrand DBTV2500 - page 19

    R101 R358 R354 R419 R406 R355 R006 R128 R126 R123 R102 R103 R122 R120 R116 R121 R104 R124 R105 R106 R107 C117 C116 R119 R111 R117 C114 R131 R113 R112 R110 IC101 R114 R115 R130 R129 C120 R606 C642 C618_1 R612 R639 C643 R633 R609 R622 R615 R635 R611 R634 C616 C626 R603 R638 R646 R641 IC601 R602 R613 R601 R614 R625 R619 R605 R604 R626 R624 R627 R608 R ...

  • Durabrand DBTV2500 - page 20

    ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 TM101 R25-1127 W812 D104 MTZJ6.8B D001 HZ30-3L D101 MTZJ6.8B D103 MTZJ6.8B 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 PIECE ...

  • Durabrand DBTV2500 - page 21

    ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 Q606 2SD734 REG. Q603 2SD734 REG. D607 1SS133 D605 11E1-EIC D603 1SS133 D604 1SS133 D601 1SS133 X602 3.579545MHz Q608 2SA1015Y CUT OFF AUDIO SIGNAL LUMINANCE SIGNAL IC601 M61203BFP CHROMA IC 1 1 01 11 21 31 41 51 6 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 ...

  • Durabrand DBTV2500 - page 22

    ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 CAUTION: DIGITAL TRANSISTOR CC004 CC002 CC006 R428_1 8.2 2W R803 12K 2W R805 12K 2W R807 12K 2W R417 11K +-1% R409 6.2K +-1% R401 100K 1/4W +-1% R405 18K 1/4W +-1% R424 12K +-1% R408 18K +-1% R418 22K +-1% R448_1 3.3K 5W IC401 LA78041 V-OUT IC 1234567 R443_1 4.7 2W R429_1 1.8 2W R407_2 11 ...

  • Durabrand DBTV2500 - page 23

    ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 PH TH501 PTAD14K2-3R0Q141 1 2 3 D608 RD15FB L501 9-000074 1 2 3 4 5 IC501 STR30110 POWER REG.IC 12345 C501 0.22 250V ECQUL C133 0.001 500V B C647 0.001 500V B D125 1SS133 2 1 L502 8R250009 DEGAUSS COIL RY101 ALKS321 1 2 3 4 FH502 EYF-52BC FH501 EYF-52BC F501 23706.3 6.3A 125V 6.3A 125V 6.3 ...

  • Durabrand DBTV2500 - page 24

    ABC D E F G H ABC D E F G H 2 1 3 4 5 6 7 8 2 1 3 4 5 6 7 8 SPEAKER SP351_2 SA04A05AWA IC351_1 AN7523 SOUND IC 1234567 89 CP351_1 TID-X02P-B2 1 2 Q351 2SC1815Y MUTE SW. AUDIO SIGNAL W834 W814 W813 W820 W829 W810 W835 DESCRIBED IN PARTS LIST ONLY CRITICAL FOR SAFETY,USE ONES ARE SINCE THESE PARTS MARKED BY CAUTION: DANS LA NOMENCLATURE DES PIECES N? ...

  • Durabrand DBTV2500 - page 25

    MICON/TUNER 6 1 0.5V 20 µ s/div 2 5 WAVEFORMS 0.5V 20 µ s/div 200mV 5ms/div 200mV 5ms/div 4 0.5V 2ms/div 200mV 20 µ s/div 7 9 200mV 20 µ s/div CHROMA 0.5V 5ms/div 10 11 1V 20 µ s/div 12 1V 20 µ s/div 1V 20 µ s/div 13 8 20V 20 µ s/div 3 200mV 20 µ s/div DEFLECTION/CRT 14 0.5V 5ms/div 15 20V 20 µ s/div H-1 NOTE: The following waveforms were ...

  • Durabrand DBTV2500 - page 26

    16 2V 20 µ s/div 21 50V 20 µ s/div 200V 20 µ s/div 17 22 50V 20 µ s/div SOUND 10V 5ms/div 18 10V 5ms/div 19 50V 20 µ s/div 20 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. H-2 WAVEFORMS 0.5V 1ms/div 23 1V 1ms/div 24 ...

  • Durabrand DBTV2500 - page 27

    MECHANICAL EXPLODED VIEW I-1 112 204 204 204 204 204 110 111 204 203 203 FB401 TU001 MS501 102 ATC001 202 114 103 202 104 PCB010 (MAIN PCB) 101 203 115 205 116 L502 205 205 119 205 119 J801 115 PCB110 (CRT PCB) V801 113 105 204 106 109 201 107 201 118 108 117 201 SP351 120 ...

  • Durabrand DBTV2500 - page 28

    MECHANICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION 101 8995034000 CORD CLIP UL CO. 102 --- HEAT SINK 103 --- HEAT SINK 104 --- METAL SPACER 105 741WUA0021 SPRING,EARTH 106 701APJA036 CABINET,FRONT 107 713WPA0096 GUIDE,REMOCON 108 7230006856 SHEET,CAUTION 109 735WPA0426 BUTTON ASS'Y 110 702APA0086 CABINET,BACK 111 722552A004 SHEET, ...

  • Durabrand DBTV2500 - page 29

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION REF. NO. PART NO. DESCRIPTION RESISTORS DIODES R135 R001T6272J RC 2.7K OHM 1/6W D604 D1VT001330 DIODE, SILICON 1SS133T-77 ! R177 R5W2CF122J R, CEMENT 1.2K OHM 10W D605 D2WT011E10 DIODE, SILICON 11E1-EIC ! R401 R4X5T4104F R, METAL 100K OHM 1/4W D607 D1VT001330 DIODE, SILICON 1SS133T-77 ...

  • Durabrand DBTV2500 - page 30

    ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION MISCELLANEOUS CP806 069W010010 CONNECTOR PCB SIDE 005P-2100 CP802A 067R005019 WIRE HOLDER 51048-0510 CP802B 067R005019 WIRE HOLDER 51048-0510 CP803A 067R104019 WIRE HOLDER 51052-0400 CP803B 067R104019 WIRE HOLDER 51052-0400 ! DY801 027M062505 DY 7M062505 ! F501 081PA6R302 FUSE 23706.3 ...

  • Durabrand DBTV2500 - page 31

    M3I0-62G A063519 SPEC.NO. O/R NO. ...

Manufacturer Durabrand Category CRT Television

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All of them are important, but the most important information from the point of view of use of the device are in the user manual Durabrand DBTV2500.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Durabrand DBTV2500, service manual, brief instructions and user manuals Durabrand DBTV2500. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Durabrand DBTV2500.

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A complete Durabrand manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

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