Kortek KT-2114DF Скачать руководство пользователя

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6. PART LIST

6-1. KT-1982F PART PIST

1 02-291411010 KT-2914F,KORTEK

MAIN PCB ASS'Y

MAIN MANUAL

1 09-131530P20 19N20

FET

1 PCS Q708

1 09-131530P21 11N40

FET

1 PCS Q710

1 11-6S1265RHA FS6S1265-YDTU

IC-POWER

1 EA IC103

1 11-KA358AXAA KA358A

IC-OPAMP

1 EA IC601

1 11-KA3883CAA KA3883C

IC-PWM

1 EA IC701

1 11-KA431AZGA KA431AZ

IC-SCR

1 EA C102

1 11-KA7500BAA KA7500B

IC-PWM

1 EA IC602

1 11-KA7805XEA KA7805

IC-REGULATOR

1 EA IC106

1 11-KA78R12FA KA78R12

IC-REGULATOR

1 EA IC103

1 11-KS24C04AA S524C80D41-DCB0

IC-I2C

1 EA IC501

1 11-LTV817BAA LTV817-B

IC-PHOTO COUPLER 1 EA IC101

1 11-S74HC86AA HD74HC86D/TC74HC86AP IC

1 EA IC503

1 11-STV6888AA STV6888 (TDA9116)

IC-TIMEBASE

1 EA IC301

1 11-TDA8172CA TDA8172

1 EA IC201

1 11-WT6291XAA WT62P1

IC-MCU

1 EA IC502

1 21-1001R5J8A 1/2W 1.5 OHM

RES. CARBON

1 EA R210

1 21-1006R8J5A 1/4W 6.8 OHM

RES. CARBON

1 EA R618

1 21-100R47J8A 1/2W 0.47OHM

RES. CARBON

1 EA R206

1 21-101000J5A 1/4W 10 OHM

RES. CARBON

1 EA R402

1 21-101000J8A 1/2W 10 OHM

RES. CARBON

1 EA R742

1 21-101500J5A 1/4W 15 OHM

RES. CARBON

1 EA R403

1 21-104700J4A 1/6W 47 OHM

RES. CARBON

1 EA R745

1 21-104700J5A 1/4W 47 OHM

RES. CARBON

1 EA R101

1 21-107500J5A 1/4W 75 OHM

RES. CARBON

1 EA R736

1 21-112700J5A 1/4W 270 OHM

RES. CARBON

1 EA R120

1 21-113300J4A 1/6W 330 OHM

RES. CARBON

1 EA R123

1 21-115600J5A 1/4W 560 OHM

RES. CARBON

1 EA R302

1 21-117500J4A 1/6W 750 OHM

RES. CARBON

1 EA R731

1 21-120100J5A 1/4W 1

KOHM

RES. CARBON

1 EA R702

1 21-1201R8F4A 1/6W 1.8 KOHM1%

RES. METAL

1 EA R107

1 21-1201R8J5A 1/4W 1.8 KOHM

RES. CARBON

1 EA R525

1 21-1202R4J4A 1/6W 2.4 KOHM

RES. CARBON

1 EA R730

1 21-1203R9F5A 1/4W 3.9 KOHM1%

RES. METAL

1 EA R634

1 21-1203R9J4A 1/6W 3.9 KOHM

RES. CARBON

1 EA R516

1 21-1207R5J4A 1/6W 7.5 KOHM

RES. CARBON

1 EA R749

1 21-1208R2F4A 1/6W 8.2 KOHM1%

RES. METAL

1 EA R217

1 21-1209R1F4A 1/6W 9.1 KOHM1%

RES. METAL

1 EA R307

1 21-131000F5A 1/4W 10 KOHM1%

RES. METAL

1 EA R632

1 21-131500J4A 1/6W 15 KOHM

RES. CARBON

1 EA R202

1 21-132200F5A 1/4W 22 KOHM1%

RES. METAL

1 EA R728

1 21-132700F4A 1/6W 27 KOHM1%

RES. METAL

1 EA R212

1 21-133300J8A 1/2W 33 KOHM

RES. CARBON

1 EA R117

1 21-133900F4A 1/6W 39 KOHM1%

RES. METAL

1 EA R517

1 21-133900J4A 1/6W 39 KOHM

RES. CARBON

1 EA R610

1 21-141000J5A 1/4W 100 KOHM

RES. CARBON

1 EA R617

1 21-141200J8A 1/2W 120 KOHM

RES. CARBON

1 EA R111

1 21-141500J5A 1/4W 150 KOHM

RES. CARBON

1 EA R108

1 21-142000F5A 1/4W 200 KOHM1%

RES. METAL

1 EA R633

1 21-142700J5A 1/4W 270 KOHM

RES. CARBON

1 EA R615

1 21-143300J4A 1/6W 330 KOHM

RES. CARBON

1 EA R741

1 21-143300J8A 1/2W 330 KOHM

RES. CARBON

1 EA R114

1 21-143900J4A 1/6W 390 KOHM

RES. CARBON

1 EA R614

1 21-148200J4A 1/6W 820 KOHM

RES. CARBON

1 EA R127

1 21-150100J8A 1/2W 1

MOHM

RES. CARBON

1 EA R623

1 21-300100JBB 1W

OHM

RES. MOR

1 EA R113

1 21-300100JCB 2W

OHM

RES. MOR

1 EA R738

1 21-3001R2JEF 3W

1.2 OHM

RES. MOR

1 EA R748

1 21-300R33JBB 1W

0.33 OHM

RES. MOR

1 EA R619

1 21-301500JCB 2W

OHM

RES. MOR

1 EA R735

1 21-304700JEF 3W

OHM

RES. MOR

1 EA R701

1 21-308200JCB 2W

OHM

RES. MOR

1 EA R720

1 21-311000JEF 3W

100 OHM

RES. MOR

1 EA R715

1 21-312200JEF 3W

220 OHM

RES. MOR

1 EA R722

1 21-3206R8JEF 3W

6.8 KOHM

RES. MOR

1 EA R118

1 21-341800FBB 1W

180 KOHM1%

RES. MOR

1 EA R102

1 21-800100J8A 1/2W 1

OHM

RES. FUSEBLE

1 EA R732

1 22-630V410NT 630VT 100 KOHM T/P

RES.VARIABLE

1 EA VR601

1 23-109C0224T 63V 224K T/P (DW,OY)

1 EA C733

1 23-10FA0104T 250V 104K T/P

1 EA C604

Содержание KT-2114DF

Страница 1: ...SERVICE MANUAL COLOR CRT MONITOR KT 2914F KT 2914DF KT 2114F KT 2114DF KORTEK CORPORATION DOC NO KT XX14X SM DATE 2004 02 02 REV NO 0 REV DATE...

Страница 2: ...IONS 3 2 PRODUCT SPECIFICATION 6 3 OPERATING INSTRUCTION 9 4 ADJUSTMENTS 11 5 TROUBLE SHOOTING GUIDE 19 6 PART LIST 29 7 BLOCK DIAGRAM 34 8 CONNECTING DIAGRAM 35 9 SCHEMATIC 36 10 PRINT CIRCUIT BOARD...

Страница 3: ...age can produce potentially hazardous X Ray RADIA TION To avoid such hazards the high voltage must be above the specified limit The nominal value of the High voltage of this Monitor is 26KV 0 3KV at z...

Страница 4: ...att resistor paralleled by a 0 15Uf capacitor in serial with an exposed metal chassis part and a known earth ground such as an electrical conductor and electrical ground connected to a earth ground c...

Страница 5: ...he wrong direction may cause excessive X ray emissions WARNING 3 An electrolytic capacitor installed with the wrong polarity might explode 1 Servicing precautions are printed on the chassis and should...

Страница 6: ...90 264V 60 50 3Hz Power Consumption Nomal Operation Input Current at 120V Input Current at 240V 120 Watts Operating 1 5Amps rms Turn on 30Amps Peak Operating 0 8Amps rms Turn on 60Amps Peak Linearity...

Страница 7: ...C 12 SDA 13 H SYNC C S ORANGE 6P CONN 1 14 V SYNC WHITE 6P CONN 2 15 SCL SHELL GND RING WIRE CGA EGA 6PIN CONNECTION PCB CKT NO CN406 CONNECTION REMARK CGA SLOT ZAMMA Spec_ WIRE COLOR 6P CONN PCB 1 A...

Страница 8: ...400 640 480 800 600 H f KHz 15 750 15 750 24 827 31 469 37 88 A uS 63 5 63 5 40 28 31 778 26 40 B uS 8 671 8 672 3 04 3 813 3 20 C uS 7 272 7 272 3 8 1 907 2 20 D uS 40 836 40 836 30 399 25 422 20 00...

Страница 9: ...9 3 1 SET ASS Y 3 2 MAIN PCB ASS Y 3 Operating Instruction...

Страница 10: ...the MENU disappears This button is used to select the control item on the MENU In MENU the control item could be selected and unselected by this button EXIT This button is used to exit the value of an...

Страница 11: ...hout signal Adjustment 26KV 0 3KV PROCEDURE Disconnect the AC line cord from the power source Connect positive end of High Voltage probe to anode cap of CRT negative end of to GND main chassis First o...

Страница 12: ...function control 3 Press the MENU SELECT button 4 UP or DOWN button is used to control the value of any function 5 When you press exit button the MENU disappears 4 2 1 Screen center adjustment width...

Страница 13: ...se to H POS d Vertical position adjustment 4 2 2 Trapezoid adjustment frequency all mode signal pattern cross hatch 4 2 3 Pin balance adjustment frequency all mode signal pattern cross hatch 4 2 4 Par...

Страница 14: ...4 2 6 Tilt adjustment frequency all mode signal pattern cross hatch brightness MIN cut off contrast MAX 4 2 7 Degaussing adjustment Don t adjust the degaussing Degaussing is possible in OSD adjustmen...

Страница 15: ...ondition frequency 640 480 60Hz display pattern back raster pattern brightness MIN cut off contrast MAX 1 Select factory mode 2 Select COLOR TEMP with UP DOWN key 3 Select 9300K 4 Adjust back raster b...

Страница 16: ...Select contrast icon with UP DOWN key adjust contrast to 50 60f l with UP DOWN key 8 Select ACL key A C in full white pattern and adjust ACL to 28 30f l attention If 50f l doesn t adjust in 20 window...

Страница 17: ...MIN cut off contrast MAX Measure nine brightness display in the screen 4 3 5 Focus adjustment set condition frequency 640 480 60Hz display pattern H character brightness min cut off contrast max 1 Adj...

Страница 18: ...ection east frequency included timing chart display pattern full white brightness MIN cut off display center Most suitable RED x 0 640 0 015 y 0 323 0 015 GREEN x 0 295 0 015 y 0 594 0 015 BLUE x 0 14...

Страница 19: ...heck the other secondary outputs 250V 130V 80V 12V 12V 12V 6 3V 5V Lines Does each output appear Measure 80V output between cathode of D110 and Ground Does appear 80V DC Check and replace F101 IC103 C...

Страница 20: ...2 2 Replace CRT and verify purity YES YES NO NO Check degauss Connector CN102 Check output voltage at pin 12 of IC502 Normal 0V Degaussing 5V Does DC voltage right Check and replace Q101 D101 RL101 R1...

Страница 21: ...the convergence now within spec YES NO NO YES NO NO 5 2 5 Misconvergence Failure Check tilt connection CN402 IC 502 pin 35 output varies with different values DC 0V 5V Check and replace R COIL of the...

Страница 22: ...Check and replace D608 610 Pin 9 of IC602 pulse exist Replace IC602 YES NO YES NO NO YES YES NO NO 5 2 7 High Voltage Failure Check pin 36 of IC502 output varies with different value DC 0V 5V Check Q7...

Страница 23: ...le Focus Done Check and replace T701 Replace the CPT and verify focus YES NO YES NO NO 5 2 10 Dynamic Focus Failure or poor Focus Others Check the voltage at pin 21 of IC502 Normal 5V Push the EXIT Ke...

Страница 24: ...ace Q605 12V Check and replace pin 12 of the IC802 NO YES YES 5 2 11 ACL Failure Is Screen voltage 550 50V right Check Screen control voltage and FBT Does Q201 collector pulse 35Vp p exist Check 80V L...

Страница 25: ...oes fly back pulse at collector of Q712 appear Check the Pin 26 of IC301 Does 12Vp p pulse appear Check D712 D715 and 80V Line Check and replace IC301 Does the wave form at pin 8 of T703 appear Check...

Страница 26: ...right Check and replace IC802 Q802R G B video output are right Check Q803 and 12V 80V Line R G B cathode wave forms are right Check R806R G B and Q801R G B G2 voltage are right 550 50V Check screen CP...

Страница 27: ...U botton IC502 Pin10 Pin11 wave forms are right Check IC502 and SDA SCL Line Check and replace IC802 NO YES YES NO YES YES NO 5 2 16 OSD failure IC 301 Pin24 output parabola level variable Check and r...

Страница 28: ...ppear at Pin5 of IC201 Refer to No power supply IC 301 Pin 13 Pin 23 output exist IC 502 Pin 33 output exist Check and replace IC301 Check and replace IC201 YES NO YES NO YES Check and replace IC502 N...

Страница 29: ...1 EA R730 1 21 1203R9F5A 1 4W 3 9 KOHM1 RES METAL 1 EA R634 1 21 1203R9J4A 1 6W 3 9 KOHM RES CARBON 1 EA R516 1 21 1207R5J4A 1 6W 7 5 KOHM RES CARBON 1 EA R749 1 21 1208R2F4A 1 6W 8 2 KOHM1 RES METAL...

Страница 30: ...FET 1 EA Q713 1 30 8Z0027BEX SSS10N60A FET 1 EA Q603 1 31 100002MZX ATS 49 U 12MHZ CRISTAL 1 EA X501 1 33 130001901 FQM19A002 F B T 1 EA T601 1 33 210082004 SCT 82D TRANS SCAN KT 2938F 1 EA T303 1 33...

Страница 31: ...IP TAPING 2 EA F101 1 21 111200J4A 1 6W 120 OHM RES CARBON 3 EA R801 R816 R817 1 21 1201R5J4A 1 6W 1 5 KOHM RES CARBON 3 EA R109 R611 R703 1 21 1208R2J4A 1 6W 8 2 KOHM RES CARBON 3 EA R205 R401 R705 1...

Страница 32: ...S 16V 220 UFT P CAP ELECT 8 11 5 2 EA C810 C823 2 30 3B3904TAX 2N3904 TA TR 2 EA Q801 Q802 2 09 121540P20 C3503 D H S ASS Y 3 PCS Q803R Q803G Q803B 2 21 111000J8A 1 2W 100 OHM RES CARBON 3 EA R806R R8...

Страница 33: ...15 1 2 1 2W 1 2 1 2W 1 2 1 2W 1 2 1 2W 1 2 1 2W 10 R216 1 2 1 2W 2 7 1 2W 2 7 1 2W 4 7 1 2W 4 7 1 2W 11 T701 ET 14 ET 14 ET 14 NONE NONE 12 C706 103 250V MPP 103 250V MPP 103 250V MPP NONE NONE 13 R71...

Страница 34: ...TICAL OUTPUT TDA8172 TLIT CONTROL TILT COIL DEFLECTION YOKE VIDEO AMP KA2506 HIGH VOLTAGE REGULATION OSD PROCESSOR WT6802 VIDEO OUTPUT CUT OFF CONTROL R G B INPUT MICRO CONTROLLER UNIT WT62P1 ADJUST K...

Страница 35: ...01 CN407 CN807 CN411 CN401 15PIN VGA SIGNAL IN CN404 CN409 CN406 CN407 CN409orCN406 GGA EGA CN405 CN404 VGA SVGA CN405 PIN NO CN406 CN409 R IN R IN G IN G IN B IN B IN GND GND V SYNC H V SYNC H SYNC 5...

Страница 36: ...4 330K 1 2W 1 CN803 GT 1P 1 CN804 GT 1P 1 CN805 GT 1P 1 CN808 GT 1P L807 BD L808 BD L809 BD C805 0 0047U M C808 0 22U M C801 100U 16V C205 470U 16V C508 47U 50V R 5 1 3 2 2K C506 1000P 50V D402 LED 1...

Страница 37: ...37 10 PRINT CIRCUIT BOARD 10 1 MAIN 247mm 247mm...

Страница 38: ...38 10 2 VIDEO 25mm 150mm 128mm 98mm...

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