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0001

9979800483

PCB MAIN

CMC-432X T=1.6*246*310

0001

9979800484

PCB CRT

CMC-432X T=1.6*136*105

B001

5PB13890--

COIL BEAD

BI3890

B002

5PB13890--

COIL BEAD

BI3890

B003

5PB13857--

COIL BEAD

BI3857(AXIAL)

B004

5PB13857--

COIL BEAD

BI3857(AXIAL)

B005

5PB13857--

COIL BEAD

BI3857(AXIAL)

B006

5PB13857--

COIL BEAD

BI3857(AXIAL)

B007

5PB13857--

COIL BEAD

BI3857(AXIAL)

B201

5PB13857--

COIL BEAD

BI3857(AXIAL)

B203

5PB13857--

COIL BEAD

BI3857(AXIAL)

B501

5PB13890--

COIL BEAD

BI3890

B502

5PB13857--

COIL BEAD

BI3857(AXIAL)

B503

5PB13857--

COIL BEAD

BI3857(AXIAL)

B504

5PB13857--

COIL BEAD

BI3857(AXIAL)

B505

5PB13857--

COIL BEAD

BI3857(AXIAL)

B506

5PB13857--

COIL BEAD

BI3857(AXIAL)

B890

5PB13857--

COIL BEAD

BI3857(AXIAL)

B892

5PB13857--

COIL BEAD

BI3857(AXIAL)

C001

CL1UC3104M

C LINE ACROSS

WORLD AC250V 0.1UF M R.47

C002

CEYP2G221Z

C ELECTRO

400V SMH 220MF (25.4*40)

C003

CCXE3D103P

C CERA

HIKE 2KV 0.01MF P

C004

CCXB3A101K

C CERA

1KV B 100PF K

C005

CEXF1H470C

C ELECTRO

50V RUS 47MF (6.3X11) TP

C006

CCXB1H681K

C CERA

50V B 680PF K (TAPPING)

C007

CMXM2A152J

C MYLAR

100V 1500PF J (TP)

C008

CH1FDF222M

C CERA AC

HIKB AC400V 222M

C009

CH1FDF222M

C CERA AC

HIKB AC400V 222M

C102

CEXF2C470V

C ELECTRO

160V RSS 47MF (13X25) TP

C104

CEXF2A101V

C ELECTRO

100V RSS 100MF (13X20) TP

C105

CEXF1C471V

C ELECTRO

16V RSS 470MF (10X12.5)TP

C106

CEXF1C470V

C ELECTRO

16V RSS 47MF (5X11) TP

C107

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C108

CEXF1H221C

C ELECTRO

50V RUS 220MF (10X16) TP

C109

CEXF1C471C

C ELECTRO

16V RUS 470MF (10X12.5)TP

C111

CEXF1C102V

C ELECTRO

16V RSS 1000MF (10X20) TP

C112

CEXF1E102D

C ELECTRO

25V RMU 1000MF (10*20)

C113

CEXF1C471V

C ELECTRO

16V RSS 470MF (10X12.5)TP

C115

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C118

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C120

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C121

CMXM2A102J

C MYLAR

100V 1000PF J (TP)

C122

CEXF1H109V

C ELECTRO

50V RSS 1MF (5X11) TP

C202

CCXB1H102K

C CERA

50V B 1000PF K (TAPPING)

C203

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C204

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C205

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C208

CCXB1H102K

C CERA

50V B 1000PF K (TAPPING)

C209

CCXB1H102K

C CERA

50V B 1000PF K (TAPPING)

C210

CCXB1H181K

C CERA

50V B 180PF K (TAPPING)

C211

CCXB1H181K

C CERA

50V B 180PF K (TAPPING)

LOC

PART-CODE

PART-NAME

PART-DESC

C214

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C215

HCZK104ZCA

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 ELECTRO

50V RSS 2.2MF (5X11) TP

C220

CEXF1H479V

C ELECTRO

50V RSS 4.7MF (5X11) TP

C221

CEXF1H229V

C ELECTRO

50V RSS 2.2MF (5X11) TP

C223

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C224

CEXF1C101V

C ELECTRO

16V RSS 100MF (6.3X11) TP

C225

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C226

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C227

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C228

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C229

CCXB1H101K

C CERA

50V B 100PF K (TAPPING)

C230

CCXB1H101K

C CERA

50V B 100PF K (TAPPING)

C231

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C232

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C233

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C234

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C235

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C236

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C237

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C238

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C239

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C240

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C250

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C251

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C401

CMXM2A104J

C MYLAR

100V 0.1MF J (TP)

C402

CMXM2A104J

C MYLAR

100V 0.1MF J (TP)

C403

CMXM2A473J

C MYLAR

100V 0.047MF J (TP)

C404

CMXM2A473J

C MYLAR

100V 0.047MF J (TP)

C405

CEXF1E102D

C ELECTRO

25V RMU 1000MF (10*20)

C406

CMXM2A224J

C MYLAR

100V 0.22MF J

C407

CEXF1H220V

C ELECTRO

50V RSS 22MF (5X11) TP

C408

CCXB1H102K

C CERA

50V B 1000PF K (TAPPING)

C409

CMXL2E104J

C MYLAR

MEU 250V 0.1MF J

C410

CCXB2H471K

C CERA

500V B 470PF K (TAPPING)

C501

CXCH1H470J

C CERA

50V CH 47PF J (TAPPING)

C502

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C503

CEXF1H100V

C ELECTRO

50V RSS 10MF (5X11) TP

C504

CEXF1H220V

C ELECTRO

50V RSS 22MF (5X11) TP

C505

CMXM2A472G

C MYLAR

100V 4700PF G (TP)

C506

CEXF1C221V

C ELECTRO

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

C507

CMXM2A123J

C MYLAR

100V 0.012MF J (TP)

C508

CCXB1H102K

C CERA

50V B 1000PF K (TAPPING)

C509

HCZK104ZCA

C CHIP CERA

50V Z5U 0.1MF Z 2012

C510

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

C511

CMXM2A152J

C MYLAR

100V 1500PF J (TP)

C512

CMXM2A473J

C MYLAR

100V 0.047MF J (TP)

C513

CMXM2A103J

C MYLAR

100V 0.01MF J (TP)

LOC

PART-CODE

PART-NAME

PART-DESC

CIRCUIT BOARD ELECTRICAL PARTS LIST

The components identified by mark 

have special characteristics important for safety and x-ray radiation.

These should be replaced only with the types specified in the parts list.

!

!

!

!

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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