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Daewoo 526X, Service Manual

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Daewoo 526X Service Manual Download Page 35

R822 RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R823 RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R824 RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R825 RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R826 RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R827 RD-AZ471J-

R CARBON FILM

1/6 470 OHM J

R828 RD-AZ471J-

R CARBON FILM

1/6 470 OHM J

R829 RD-4Z154J-

R CARBON FILM

1/4 150K OHM J

R831 RD-AZ151J-

R CARBON FILM

1/6 150 OHM J

R833 RD-AZ151J-

R CARBON FILM

1/6 150 OHM J

R835 RD-AZ151J-

R CARBON FILM

1/6 150 OHM J

R837 RD-4Z910J-

R CARBON FILM

1/4 91 OHM J

R838 RD-4Z910J-

R CARBON FILM

1/4 91 OHM J

R839 RD-AZ330J-

R CARBON FILM

1/6 33 OHM J

R840 RD-AZ330J-

R CARBON FILM

1/6 33 OHM J

R841 RD-AZ330J-

R CARBON FILM

1/6 33 OHM J

R848 RD-AZ106J-

R CARBON FILM

1/6 10M OHM J

R849 RD-AZ106J-

R CARBON FILM

1/6 10M OHM J

R850 RD-AZ106J-

R CARBON FILM

1/6 10M OHM J

R851 RD-AZ123J-

R CARBON FILM

1/6 12K OHM J

R852 RD-AZ123J-

R CARBON FILM

1/6 12K OHM J

R853 RD-AZ302J-

R CARBON FILM

1/6 3K OHM J

R854 RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R855 RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R856 RD-AZ271J-

R CARBON FILM

1/6 270 OHM J

RL001 5SC0101006

SW RELAY

KI-S-112M 1C-1P(HR-CR313)

SC001 9970800033

CABLE SIGNAL AS

15P+1C/DDC=1.5M(GY286A)

SG301 4SG0D00104 SPARK GAP

S-23 1.5KV

(SG1)

SG302 4SG0D00104 SPARK GAP

S-23 1.5KV

(SG2)

SG303 4SG0D00104 SPARK GAP

S-23 1.5KV

(SG3)

SW0015S50101Z01

SW TACT

KPT-1115VM 1C-1P

SW002 5S50101Z01

SW TACT

KPT-1115VM 1C-1P

SW003 5S50101Z01

SW TACT

KPT-1115VM 1C-1P

SW004 5S50101Z01

SW TACT

KPT-1115VM 1C-1P

SW005 5S50101Z01

SW TACT

KPT-1115VM 1C-1P

T001

5RM0000099 TRANS SMPS

DMT-526X

T002

5RY0000002 TRANS SYNC

DST-603

T501

5RD0000047 TRANS DRIVE

DDT-526X

T601

5RH0000125 FBT

FFA73336U

TH001 DTP8D13---

THERMISTOR

TP8D13

VR001 RV6421202P R SEMI FIXED

CCT 065AT 2K OHM B TAP

VR501 RV6121501P R SEMI FIXED

CCT 063BT 500 OHM B TAP

X201 5XE12R000E CRYSTAL QUARTZ

HC-49/U 12.00000MHZ 30PPM

R560 RD-4Z100J-

R CARBON FILM

1/4 10 OHM J

R561 RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R562 RD-AZ203J-

R CARBON FILM

1/6 20K OHM J

R563 RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R564 RD-AZ913J-

R CARBON FILM

1/6 91K OHM J

R565 RD-4Z222J-

R CARBON FILM

1/4 2.2K OHM J

R566 RD-AZ303J-

R CARBON FILM

1/6 30K OHM J

R567 RD-4Z224J-

R CARBON FILM

1/4 220K OHM J

R568 RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R569 RN-AZ3652F R METAL FILM

1/6 36.5K OHM F

R570 RN-AZ3652F R METAL FILM

1/6 36.5K OHM F

R572 RD-AZ102J-

R CARBON FILM

1/6 1K OHM J

R573 RD-AZ203J-

R CARBON FILM

1/6 20K OHM J

R574 RD-4Z303J-

R CARBON FILM

1/4 30K OHM J

R575 RD-AZ472J-

R CARBON FILM

1/6 4.7K OHM J

R576 RD-AZ222J-

R CARBON FILM

1/6 2.2K OHM J

R577 RS01Z152J-

R M-OXIDE FILM

1W 1.5K OHM J (TAPPING)

R588 RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R589 RD-AZ363J-

R CARBON FILM

1/6 36K OHM J

R590 RD-2Z109J-

R CARBON FILM

1/2 1 OHM J

R591 RD-4Z474J-

R CARBON FILM

1/4 470K OHM J

R592 RN-AZ5622F R METAL FILM

1/6 56.2K OHM F

R594 RN-AZ5622F R METAL FILM

1/6 56.2K OHM F

R595 RD-AZ332J-

R CARBON FILM

1/6 3.3K OHM J

R596 RN-AZ3652F R METAL FILM

1/6 36.5K OHM F

R801 RD-AZ303J-

R CARBON FILM

1/6 30K OHM J

R802 RD-AZ105J-

R CARBON FILM

1/6 1M OHM J

R803 RD-AZ622J-

R CARBON FILM

1/6 6.2K OHM J

R804 RD-AZ562J-

R CARBON FILM

1/6 5.6K OHM J

R805 RD-AZ473J-

R CARBON FILM

1/6 47K OHM J

R806 RD-AZ273J-

R CARBON FILM

1/6 27K OHM J

R807 RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

R808 RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R809 RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R810 RD-AZ750J-

R CARBON FILM

1/6 75 OHM J

R811 RD-AZ471J-

R CARBON FILM

1/6 470 OHM J

R812 RD-AZ100J-

R CARBON FILM

1/6 10 OHM J

R813 RD-AZ471J-

R CARBON FILM

1/6 470 OHM J

R814 RD-AZ561J-

R CARBON FILM

1/6 560 OHM J

R815 RD-AZ100J-

R CARBON FILM

1/6 10 OHM J

R816 RD-AZ471J-

R CARBON FILM

1/6 470 OHM J

R817 RD-AZ100J-

R CARBON FILM

1/6 10 OHM J

R818 RD-AZ682J-

R CARBON FILM

1/6 6.8K OHM J

R819 RD-AZ682J-

R CARBON FILM

1/6 6.8K OHM J

R820 RN-AZ5761F R METAL FILM

1/6 5.76K OHM F

R821 RD-AZ101J-

R CARBON FILM

1/6 100 OHM J

LOC

PART-CODE

PART-NAME

PART-DESC

LOC

PART-CODE

PART-NAME

PART-DESC

39

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Summary of Contents for 526X

Page 1: ...DAEWOO ELECTRONICS CO LTD http svc dwe co kr Service Manual XGA COLOR MONITOR Model 526X...

Page 2: ...ctrically shorted together by conductive foam aluminum foil or comparable conductive material 7 Immediately before removing the protective material from the leads of replacement ES devices touch the p...

Page 3: ...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 4: ...polarity wrap each lead out of the new diode around the corresponding lead on the circuit board 4 Securely crimp each connection and solder it 5 Inspect the solder joints of the two original leads on...

Page 5: ...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 Volts This color monitor...

Page 6: ...tment procedure described in the service manual is made by a visual check Allow 20 minutes warm up time for the display before checking or adjusting only electrical specification or function Reform th...

Page 7: ...sub Menu function Move a sub Menu function Increase the value of any selected function Adjust the contrast directly when there is no OSD Move a sub Menu function Decrease the value of any selected fu...

Page 8: ...10 Key Process When you choose the icon on the OSD window you can exit the OSD screen MENU SELECT OSD OFF MENU MENU MENU...

Page 9: ...e screen are bowed T PIN CORNER PARALLELOGRAM Adjust the trapezoid of the screen by moving the lines inward or outward Adjust the side balance when the sides of the screen are bowed towards left or ri...

Page 10: ...e vertical picture moire cancellation V MOIRE Adjust the horizontal picture moire cancellation H MOIRE Degaussing keeps the monitor free from unwanted magnetism that can result in color impurity DEGAU...

Page 11: ...f 1024 X 768 48KHz 60Hz c Adjust the Focus control of FBT to obtain best Focus 4 Geometric Distortion Adjustment a Receive the cross hatch pattern of factory preset mode b Pincushion Trapezoid are adj...

Page 12: ...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 13: ...s ambient circuit Trouble in 12V 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 Ab...

Page 14: ...er to trouble in P S U Refer to trouble in power supply unit Is CRT heater red hot No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Is Heater Voltage CRT PWB about 6V Turn the Brightness Contrast...

Page 15: ...grid G1 G2 voltage normal Is the output of pre amp IC801 KA2500 pin 21 24 26 all normal Check video signal cable or video card Trouble in IC801 or its ambient circuit Trouble in video output circuit...

Page 16: ...ter Voltage about 6V Abnormal OSD Font Is the output of IC803 pin 12 13 14 normal Trouble in Heater voltage line Refer to trouble in P S U Troubie in IC803 or its ambient circuit Trouble in IC803 and...

Page 17: ...s the H out waveform of IC501 normal Trouble in IC501 Trouble in Horizontal output circuit No Raster Yes No Is the Gate wave form of Q553 normal Yes Yes Yes Trouble in Q553 Trouble in Q551 Q552 No No...

Page 18: ...20 6 Unstable Picture 6 1 Horizontal Unstable picture Is H Sync input pin of IC501 correct Check H Sync Out of Micom or its ambient circuits Yes No Trouble in IC501...

Page 19: ...voltage is correct Refer to P S U Is the pulse of pin 5 of the IC401 correct Trouble in vertical D Y No No No Yes Yes Is the output of pin 4 of IC501 all normal Check IC401 and its ambient circuit Yes...

Page 20: ...22 7 Focus Monitor remains unfocused Check Focus VR in FBT Is focus acceptable Trouble in Focus circuit FBT Yes OK No...

Page 21: ...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 22: ...in H OSC Deflection Circuit Refer to Horizontal Output circuit Is the DC level of the base of Q509 changeable No Yes Is the DC level of IC501 pin 5 changeable Yes Check IC501 pin 5 Is the collector p...

Page 23: ...DC voltage of IC401 pin 1 Check the IC4 and its ambient circuit Check the IC501 and its ambient circuit No No Trouble V OSC Deflection Circuit Refer to V OSC Deflection circuit Yes Is the 3 5Vdc of p...

Page 24: ...ncusion distortion is excessive or barrel O K Select the side pincushion icon on OSD menu and adjust acceptable position Yes Check IC501 or their ambient circuit pin 13 14 Is the pin 5 waveform of IC5...

Page 25: ...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 26: ...28 Is voltage of C112 25Vdc Trouble in D105 No Is voltage of C117 14 3Vdc No Yes Yes Yes Is voltage of C643 15Vdc Trouble in D643 or vertical Part P S U O K Trouble in D103 or horizontal Part No A...

Page 27: ...V B CONTROL uPC1555C V DY H SIZE G D C0NTROL H LIN COIL H CS BLOCK H SIZE FB SCAN B X RAY PROTECT H V CONTROL KA7500 HV DRV BUCK TRANS LED HCS FBP G1 CONTROL G1 MUTE CLAMP BLANKING PULSE HIGH VOLTAGE...

Page 28: ...32 SCHEMATIC DIAGRAM...

Page 29: ...EXPLODED VIEW DIAGRAM 33...

Page 30: ...25pF D 0 5 F 1pF J 5 K 10 P 100 0 Z 80 Fig Part No Description Index R101 Resistors RD 4Z820J Carbon 82J R102 RD 4Z201J Carbon1 4W 200J Allowance F 1 J 5 K 10 M 20 G 2 INFORMATION OF PART DESCRIPTION...

Page 31: ...A 1KV B 100PF K 00001 9979800516 PCB MAIN T 1 6 246 310 00020 WNA75N031 CORD POWER SP502B IS14 3ASL 100 B001 5PB14865 COIL BEAD BI 4865 5TS B003 5PB13890 COIL BEAD BI3890 B004 5PB13890 COIL BEAD BI389...

Page 32: ...H109V C ELECTRO 50V RSS 1MF 5X11 TP C541 CEXF1C101V C ELECTRO 16VRSS100MF 6 3X11 TP C542 CMXM2A332J C MYLAR 100V 3300PF J TP C543 CMXL1J105J C MYLAR MEU 63V 1MF J C545 CEXF1H100V C ELECTRO 50VRSS10MF...

Page 33: ...ETAL FILM 1 6 4 02K OHM F R110 RD AZ103J R CARBON FILM 1 6 10K OHM J R112 RD AZ472J R CARBON FILM 1 6 4 7K OHM J DG0015MG0000066 COIL DEGAUSSING DG 526X DZ001 DUZ18BM DIODE ZENER UZ 18BM DZ002 DUZ18BM...

Page 34: ...J R554 RD 4Z560J R CARBON FILM 1 4 56 OHM J R555 RD AZ363J R CARBON FILM 1 6 36K OHM J R556 RD AZ222J R CARBON FILM 1 6 2 2K OHM J R557 RW01Z478JN R WIRE WOUND 1W0 47OHMJNON INDUCT R114 RD AZ103J R CA...

Page 35: ...CARBON FILM 1 4 10 OHM J R561 RD AZ103J R CARBON FILM 1 6 10K OHM J R562 RD AZ203J R CARBON FILM 1 6 20K OHM J R563 RD AZ473J R CARBON FILM 1 6 47K OHM J R564 RD AZ913J R CARBON FILM 1 6 91K OHM J R56...

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