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39

C514

CMXM2A104J

C MYLAR

100V 0.1MF J (TP)

C515

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C516

CCXB2H102K

C CERA

500V B 1000PF K (TAPPING)

C517

CMXM2A104J

C MYLAR

100V 0.1MF J (TP)

C518

CEXF1H101V

C ELECTRO

50V RSS 100MF (8X11.5) TP

C519

CMXH3C602J

C MYLAR

BUP 1.6KV 6000PF J

C520

CMXE2J822J

C MYLAR

PL 630V 8200PF J

C521

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C522

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C523

CCXB3D101K

C CERA

2KV B 100PF K (TAPPING)

C524

CMXB2A472J

C MYLAR

100V EU 4700PF J (TP)

C527

CCXB3A102K

C CERA

1KV B 1000PF K (TAPPING)

C528

CMYF2G514J

C MYLAR

MPP 400V 0.51MF J BULK

C529

CMYF2D514J

C MYLAR

200V MPP 0.51MF J

C530

CMXF2D224J

C MYLAR

MPP 200V 0.22MF J

C531

CCXB2H102K

C CERA

500V B 1000PF K (TAPPING)

C532

CCXF1H104Z

C CERA

50V F 0.1MF Z

C533

CCXB2H102K

C CERA

500V B 1000PF K (TAPPING)

C534

CCXF1H104Z

C CERA

50V F 0.1MF Z

C535

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C536

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C537

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C538

CMXM2A152J

C MYLAR

100V 1500PF J (TP)

C539

CMYF2D165J

C MYLAR

MPP 200V 1.6MF J

C560

CEXF2C479V

C ELECTRO

160V RSS 4.7MF (8X16) TP

C561

CEXF2V229V

C ELECTRO

350V RSS 2.2MF(10*12.5)

C580

CMXM2A682J

C MYLAR

100V 6800PF J (TP)

C590

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C591

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C592

CEXF1H479V

C ELECTRO

50V RSS 4.7MF (5X11) TP

C801

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C802

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C803

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C804

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C805

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C807

CXCH1H220J

C CERA

50V CH 22PF J (TAPPING)

C808

CEXF2A100V

C ELECTRO

100V RSS 10MF (6.3X11) TP

C809

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C810

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C811

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C812

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C831

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C832

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C833

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C834

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C837

CXCH1H150J

C CERA

50V CH 15PF J (TAPPING)

C838

CEXF2A100V

C ELECTRO

100V RSS 10MF (6.3X11) TP

C839

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C840

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C841

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C842

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C861

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C862

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C863

CEXF1H339V

C ELECTRO

50V RSS 3.3MF (5X11) TP

C864

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

LOC

PART-CODE

PART-NAME

PART-DESC

C867

CXCH1H220J

C CERA

50V CH 22PF J (TAPPING)

C868

CEXF2A100V

C ELECTRO

100V RSS 10MF (6.3X11) TP

C869

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C870

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C871

CEXF2A109V

C ELECTRO

100V RSS 1MF (5*11) TP

C872

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C890

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C891

CEXF1C470V

C ELECTRO

16V RSS 47MF (5X11) TP

C892

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C893

CEXF1C221V

C ELECTRO

16V RSS 220MF (8X11.5) TP

C895

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C896

CCXB2H102K

C CERA

500V B 1000PF K (TAPPING)

C897

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C898

CCXE3D103P

C CERA

HIKE 2KV 0.01MF P

C899

CEXF1C470V

C ELECTRO

16V RSS 47MF (5X11) TP

CA202 99707C0009

CONN AS

SMH250-12+51088-13=160

CA203 9970780030

CONN AS

SMH250-8+51088-9=160

CA801 9970710206

CONN AS

35068-9812+4.3PIE=100

CA802 9970710207

CONN AS

35068+35072-9712=140

CDT

9979615003

CDT

M36KXU110XX61(T)

CG

9970710205

CRT GND AS

0.12*6*16+BL102NG=630

CG1

4859242220

CONN WAFER

YFW800-02

CW201 485923272S

CONN WAFER

5267-06A STICK TYPE

CW801 9979220021

CONN WAFER

SMAW250-06 (ANGLE)

CW802 9979220027

CONN WAFER

SMAW250-12 (ANGLE)

CW803 9979220023

CONN WAFER

SMAW250-08 (ANGLE)

CW804 9979300002

SOCKET CRT

ISHM10S

D001

D2A05-----

DIODE

2A05

D002

D2A05-----

DIODE

2A05

D003

D2A05-----

DIODE

2A05

D004

D2A05-----

DIODE

2A05

D005

DRU1P-----

DIODE

RU 1P (TAPPING)

D006

DRGP10D---

DIODE

RGP 10-D (TAPPING)

D007

DZN4148---

DIODE

1N4148 AUTO 52MM

D008

DZN4148---

DIODE

1N4148 AUTO 52MM

D101

DRU3C-----

DIODE

RU 3C

D102

DS2L60---R

DIODE

S2L60

D103

DD1NL20U--

DIODE

D1NL20U

D104

DD1NL40---

DIODE

D1NL40

D105

DZN4148---

DIODE

1N4148 AUTO 52MM

D106

DD2L20U---

DIODE

D2L20U

D109

DZN4148---

DIODE

1N4148 AUTO 52MM

D207

DZN4148---

DIODE

1N4148 AUTO 52MM

D208

DZN4148---

DIODE

1N4148 AUTO 52MM

D209

DZN4148---

DIODE

1N4148 AUTO 52MM

D210

DZN4148---

DIODE

1N4148 AUTO 52MM

D211

D1NS4-----

DIODE

1NS4

D401

D1N4002A--

DIODE

1N4002

D402

D1N4002A--

DIODE

1N4002

D403

DZN4148---

DIODE

1N4148 AUTO 52MM

D501

DRGP10D---

DIODE

RGP 10-D (TAPPING)

D503

DZN4148---

DIODE

1N4148 AUTO 52MM

D505

DZN4148---

DIODE

1N4148 AUTO 52MM

D506

D1N4002A--

DIODE

1N4002

D507

DZN4148---

DIODE

1N4148 AUTO 52MM

LOC

PART-CODE

PART-NAME

PART-DESC

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Summary of Contents for 432X

Page 1: ...ServiceManual XGA COLOR MONITOR Model 432X 523X DAEWOO ELECTRONICS CO LTD OVERSEAS SERVICE DEPT...

Page 2: ...NICAL INFORMATION 6 GENERAL INFORMATION 7 PIN CONNECTOR 8 CAUTIONS FOR ADJUSTMENT AND REPAIR 8 OPERATION AND ADJUSTMENT 9 ALIGNMENT PROCEDURE 12 TROUBLESHOOTING HINTS 14 BLOCK DIAGRAM 28 PCB LAYOUT 29...

Page 3: ...ical parts should be replaced with manufacturer s specified parts to prevent X radiation shock fire or other hazards Do not modify the original design without getting a written permission from DAEWOO...

Page 4: ...mage to the equipment or other property WARNING Statements identify conditions or practices that could result in personal injury or loss of life Terms as marked on equipment CAUTION Statements indicat...

Page 5: ...the contacts with a pipe cleaner cotton tipped stick or comparable nonabrasive applicator 10 by volume Aceton and 90 by volume isopropyl alchohol 90 99 strength 6 Do not defeat any plug socket B volta...

Page 6: ...d together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of a replacement ES device touch the protective mater...

Page 7: ...n anti static suction type solder removal device or with desoldering braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead a...

Page 8: ...Securely crimp each connection and solder it 5 Inspect the solder joints of the two original leads on the circuit board copper side If they are not shiny reheat them and apply additional solder if nec...

Page 9: ...monitor has a maximum horizontal resolution of 1024 dots and a maximum vertical resolution of 768 lines for superior clarity of display By accepting analog signal inputs which level is zero to 0 7 Vol...

Page 10: ...the leadwire after any repair work Caution For Servicing In case of servicing or replacing CRT high voltage sometimes remains in the anode of the CRT Completely discharge high voltage before servicing...

Page 11: ...d function Move cursor to the left window on the OSD window Decrease the value of any selected function Launch OSD On Screen Display MENU window Move cursor to the high window on the OSD window Increa...

Page 12: ...10 Key Process MENU Start When you choose the icon on the OSD window you can exit the OSD screen Hot Key BRIGHTNESS CONTRAST...

Page 13: ...play Settings LANGUAGE RECALL OSD Functions Adjust the left and right margins for more convex or more concave margins Adjust the trapezoid of the screen by moving the lines inward or outward PINCUSHIO...

Page 14: ...s 4 Geometric Distortion Adjustment a Receive the cross hatch pattern of factory preset mode b Pincushion Trapezoid are adjusted the best geometric status 5 White Balance Adjustment a Select 9300 K on...

Page 15: ...arying the angle between the two tabs of the 4 pole magnets d Horizontal red and blue lines are converged by varying the tabs together keeping the angle between them constant e Apply a yellow cross ha...

Page 16: ...ts ambient circuit Trouble in 8Vdc line of the Main PWB Check the clamping pulse circuit Check the signal cable No Character Is whole screen bright Yes Yes Yes Yes Yes No No No No No Yes Yes Rk Gk Bk...

Page 17: ...Refer to trouble in power supply unit Is CRT heater red hot No Yes No No No No Yes No Yes Yes Yes Yes No Is Heater Voltage CRT PWB about 6V Increase the Brightness Contrast control level fully Maximu...

Page 18: ...G2 voltage normal Is the output of pre amp IC801 pin 15 19 22 all normal Check video signal cable or video card Trouble in IC801 or its ambient circuit Trouble in video output circuit Q803 Q804 Q833 Q...

Page 19: ...OSD Font Is the output of IC204 PIN 21 22 23 normal Refer to Missing Color No Yes Yes Yes If menu key selected Trouble in IC801 and its ambient circuit No No Yes Is the Fast Blanking signal IC204 pin...

Page 20: ...ble in Q505 T501 If the holddown circuit stops the horizontal oscillator during the check turn off the power then turn on again about 10 seconds later Yes Yes Yes Check the circuit of P S U No Trouble...

Page 21: ...of the IC501 correct Trouble in IC501 or its ambient circuit Is the pulse of pin 33 of the IC201 correct Check IC501 and its ambient circuit No No No Yes Yes Is the input H Sync correct Check IC201 an...

Page 22: ...oltage is correct Refer to P S U Is the pulse of pin 4 6 of the IC401 correct Trouble in vertical D Y No No No Yes Yes Is the output of pin 12 13 of IC501 all normal Check IC401 and its ambient circui...

Page 23: ...21 7 Focus Monitor remains unfocused Check Focus VR in FBT Is focus acceptable Trouble in Focus circuit FBT Yes OK No...

Page 24: ...onvergence Is convergence on the center area bad Is convergence on the fringe area bad Adjust static convergence Refer to Adjustment procedure of convergence Yes Adjust D Y Location Yes No Poor conver...

Page 25: ...e base of Q521 changeable No Yes Is the DC level of C221 changeable Yes No Check the Q519 Q520 and its ambient circuit Is the collector pulse of Q506 correct Is the cathode waveform of D508 correct Ch...

Page 26: ...24 9 2 Vertical Size Is the DC voltage of C219 changeable Check the IC201 and its ambient circuit No Trouble in Vertical Output Circuit Refer to Vertical Output circuit Yes Abnormal V Size...

Page 27: ...8 Q522 and its ambient circuit Yes Pincusion distortion is excessive or barrel O K Select the pincushion icon in OSD menu and adjust acceptable position Yes Is the waveform of IC501 pin 11 correct No...

Page 28: ...or IC001 and its ambient circuit Trouble in diode D001 D002 D003 D004 or peripheral device No Is the waveform of T001 pin5 correct Trouble in T001 or D101 No Trouble in P S U Is power switch on Switc...

Page 29: ...27 Is voltage of IC102 pin 3 5Vdc Trouble in IC102 D103 No Is voltage of C108 35Vdc No Yes Yes Yes Is voltage of IC103 pin3 12Vdc Trouble in D106 Q103 Q104 IC103 P S U O K Trouble in D104 T001 No A...

Page 30: ...SIZE H V POS G D H FBP H LIN V BLK SCL SDA F BLK R G B OSD DY SIGNAL IN PRE AMP MC13282EP VIDEO OUT BIAS BFQ225 PH2369 BFQ221 BFQ241 BRIGHT CONTROL EEPROM 24LC04B MCU NT6862 OSD GEN DWOSD04 CONTRAST A...

Page 31: ...PCB LAYOUT 29 Main PCB Component Side...

Page 32: ...30 Main PCB Solder Side...

Page 33: ...31 Video PCB Component Side Video PCB Solder Side...

Page 34: ...32 SCHEMATIC DIAGRAM...

Page 35: ...33...

Page 36: ...34...

Page 37: ...35...

Page 38: ...EXPLODED VIEW DIAGRAM 36...

Page 39: ...placing any components use only manufacturer s specified parts Abbreviation of Description Fig Part No Description Index R101 Resistors RE 42820J Carbon 82J R102 RD 4Z201J Carbon1 4W 200J Allowance F...

Page 40: ...ZCA C CHIP CERA 50V Z5U 0 1MF Z 2012 C216 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C217 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C218 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C219 CEXF1H229V C E...

Page 41: ...41 CEXF2A109V C ELECTRO 100V RSS 1MF 5 11 TP C842 HCZK104ZCA C CHIP CERA 50V Z5U 0 1MF Z 2012 C861 HCZK104ZCA C CHIP CERA 50V Z5U 0 1MF Z 2012 C862 HCZK104ZCA C CHIP CERA 50V Z5U 0 1MF Z 2012 C863 CEX...

Page 42: ...4A FET BSN254A Q506 TBU2520DX TR BU2520DX Q507 TZTC3198Y TR KTC3198Y 1815Y AUTO Q508 TZTC3198Y TR KTC3198Y 1815Y AUTO Q509 TZTA1266Y TR KTA1266Y AUTO 1015Y Q510 T1RF630A FET IRF630A LOC PART CODE PART...

Page 43: ...6 4 7K OHM J R245 HRFT202JCA R CHIP 1 10 2K OHM J 2012 R247 RD AZ393J R CARBON FILM 1 6 39K OHM J R250 HRFT101JCA R CHIP 1 10 100 OHM J 2012 R251 HRFT101JCA R CHIP 1 10 100 OHM J 2012 R252 RD AZ151J...

Page 44: ...HRFT273JCA R CHIP 1 10 27K OHM J 2012 R571 HRFT333JCA R CHIP 1 10 33K OHM J 2012 LOC PART CODE PART NAME PART DESC R255 HRFT562JCA R CHIP 1 10 5 6K OHM J 2012 R256 HRFT105JCA R CHIP 1 10 1M OHM J 2012...

Page 45: ...TAP X201 5PEF0EC8T4 RESONATOR EFOEC8004T4 LOC PART CODE PART NAME PART DESC R572 RD AZ563J R CARBON FILM 1 6 56K OHM J R573 HRFT622JCA R CHIP 1 10 6 2K OHM J 2012 R574 HRFT203JCA R CHIP 1 10 20K OHM...

Page 46: ...OVERSEAS SERVICE DEPT DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPOGU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 02 590 6291 TEL 02 360 7114 590 6151 5 http www...

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