LG Flatron ez T910BU Скачать руководство пользователя страница 35 | Manualshive

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Nov. 2003

P/NO : 3828TSL076R

Printed in Korea

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Содержание Flatron ez T910BU

Страница 1: ...uage ENGLISH 7 Number of pages 36 Including blank 1page Part No 1 2 Service Guide Specification Service Guide Specification Changes 4 REV NO MM DD YY CHANGE NO CHANGE CONTENTS 1 2 3 4 5 7 6 SUFFIX T910BUK KLEUQD LG 3828TSL076R 1 Origin Notification LGEDI Printed in Indonesia LGEWA Printed in U K LGESP Printed in Brazil LGEMX Printed in Mexico LGENT Printed in China LGEIL Printed in India 8 Special...

Страница 2: ...gination sheet Pagination sheet Cover Front cover Inside Contents 2 English 3 English 4 English 5 English English English 28 English 29 Back Cover 2 2 31 32 PCB 2 33 34 English 30 Rear cover Inside blank ...

Страница 3: ... mail http www LGEservice com techsup html CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MENU SELECT Brightview MODEL T910BU T910BUK AL Q AL E CHASSIS NO CA 130 Same model for Service Same looking with new chassis Issue Date 2003 11 ...

Страница 4: ...rea Max Image Size 365 8 x 274 3mm 12 91 x 9 61 Preset Image Size 350 x 262 mm 12 20 x 9 06 4 2 Display Color Full Colors 4 3 Display Resolution 1600 Dots x 1200Lines 4 4 Video Bandwidth 203MHz 5 ENVIRONMENT 5 1 Operating Temperature 0 C 40 C 32 F 103 5 2 Operating Humidity 10 80 5 3 Altitude Operating 5 000m Reliability 6 DIMENSIONS with TILT SWIVEL Width 443 mm 17 44 Depth 458 mm 18 03 Height 45...

Страница 5: ...ed per the original design Soldering must be inspected for the cold solder joints frayed leads damaged insulation solder splashes or the sharp points Be sure to remove all foreign materials IMPLOSION PROTECTION All used display tubes are equipped with an integral implosion protection system but care should be taken to avoid damage and scratching during installation Use only same type display tubes...

Страница 6: ...768 85Hz Yes MODE 4 91 146 10 971 8 127 2 844 0 406 1 016 1 422 85 024 11 762 11 235 0 527 0 011 0 033 0 483 1280 X 1024 85Hz Yes MODE 5 93 750 10 666 7 901 2 765 0 316 0 948 1 501 75 000 13 333 12 800 0 533 0 011 0 032 0 490 1600 X 1200 75Hz MARK A B C D E F A B C D E F MODE FACTORY PRESET MODE Resolution Recall H O R I Z O N T A L V E R T I C A L Sync Polarity Frequency Total Period Video Active...

Страница 7: ...se this button to enter or exit the on screen display 6 Brightview Button Use this button to select brightview function TEXT PHOTO MOVIE NORMAL FRONT VIEW REAR VIEW AC Power Socket Signal Connector ID Label Front Control Panel Power ON OFF Button See Front Control Panel MENU SELECT Brightview Buttons MENU Button Power Button Power DPMS Indicator SELECT Button Brightiew Button Shortcut Keys Brightn...

Страница 8: ...WIRING DIAGRAM 6 DY Pin Degaussing Coil P702 P401 P402 P901 DY Assembly Screw P701 P201 Control PCB Anode Cap P451 SELECT Brightv iew ...

Страница 9: ...r face downward 2 Pull the latch a carefully remove the Tilt Swivel by pulling it upward 3 Remove two screws b 4 Release the latch c 5 Slide the Back Cover away from the Front Cabinet of the monitor 2 TOTAL CHASSIS ASSEMBLY REMOVAL 1 Set the monitor face downward 2 Pressing the latch a Main Chassis by pushing it upward a a CDT Please be careful not to cut pattern ...

Страница 10: ...BLOCK DIAGRAM 8 SIGNAL INPUT VIDEO BRIGHTWINDOW IC371 ...

Страница 11: ...IC401 control signal becomes stand by and suspend mode It s power consumption is below 8W When no horizontal and vertical sync signal input it s power consumption is below 1W 5 X ray Protection This circuit detects the rectified DC voltage comes from the FBT pin 4 If the high voltage of the FBT reaches up to about 30kV abnormal state H V control IC802 detects It stops B voltage supplied to the FBT...

Страница 12: ... This circuit corrects the convergence of the screen by supplying the convergence signal to the 4H STC coil which is attached to the CDT near the deflection 19 Moire Reduction Circuit This circuit reduce interference between the periodical display pattern and the CDT s slot or dot The positions of every other one dot video signal beams red green and blue beam are shifted finely thus reducing inter...

Страница 13: ...procedure unless the EEPROM is changed All data in EEPROM mode data and color data will be erased 4 COMMAND PRESET START Y Yes command 5 DIST ADJ FOS ADJ command 6 Adjust H POSITION as arrow keys to center of the screen 7 Adjust H SIZE as arrow keys to 350 2mm 8 Adjust V POSITION as arrow keys to center of the screen 9 Adjust V SIZE as arrow keys to 262 2mm 10 Adjust TRAPEZOID as arrow keys to be ...

Страница 14: ...CONTRAST command to 45 1FL of the raster luminance 17 Display color 15 0 full white patten at Mode 4 18 COLOR ADJ LUMINANCE ABL command 19 Adjust ABL to 30 1FL of the luminance 20 Exit from the program 5 Input EDID Data 1 Display color 15 0 cross hatch pattern at Mode 4 2 EEPROM Write EDID command and confirm EDID Write OK message of monitor 3 Exit from the alignment program 4 Power switch OFF ON ...

Страница 15: ... TROUBLE IN FUSE F901 TROUBLE IN IC901 CHECK FUSE OK F901 CHECK D901 BRIDGE DIODE NO YES YES NO NO CHECK C905 VOLTAGE 145VDC at 110V input 310VDC at 220V input TROUBLE IN D924 D926 D923 D922 D921 D920 TROUBLE IN Q912 Q913 Q915 Q914 IC903 IC904 Q902 YES NO CHECK D924 D926 D923 D922 D921 D920 YES ...

Страница 16: ...2 PIN 19 20 21 PIN 10 5V CHECK IC303 PIN 1 3 5 PIN10 12V PIN 6 80V TROUBLE IN P301 SIGNAL CABLE PC SIGNAL TROUBLE IN IC302 P302 TROUBLE IN IC303 TROUBLE IN CDT SOCKET NO YES NO NO YES YES CHECK R G B CATHODE VOLTAGE TROUBLE IN IC304 NO YES NO CHARACTER ...

Страница 17: ...T D924 D926 CATHODE 190V D923 D929 CATHODE 80V IC904 OUT 12V D921 CATHODE 6 3V CHECK IC401 MICOM PIN 6 5V HIGH IC801 PIN 10 12V HIGH ROTATE SCREEN CONTROL KNOB TO CLOCKWISE or COUNTER CLOCKWIES TROUBLE IN IC401 MICOM IC801 TROUBLE IN CDT SOCKET BOARD TROUBLE IN PRIMARY CIRCUIT OF T901 TROUBLE IN P302 SIGNAL CABLE AMBER GREEN OK YES NO YES NO ...

Страница 18: ...N NO V DEFLECTION ONE HORIZONTAL LINE CHECK IC601 Pin 3 15V CHECK IC601 PIN 7 47V TROUBLE IN T901 15V LINE TROUBLE IN T701 47V LINE TROUBLE IN IC601 V CIRCUIT NO NO YES YES CHECK IC801 PIN 12 SAWTOOTH WAVE TROUBLE IN IC801 NO YES ...

Страница 19: ...TROUBLE IN X401 IC401 TROUBLE IN IC401 TROUBLE IN IC401 TROUBLE IN T901 or PC INPUT H V SYNC SIGNAL NO H V SYNC SIGNAL NO NO NO DPMS TABLE Mode Item NORMAL STAND BY SUSPEND DPMS OFF H V SYNC ON ON OFF ON ON OFF OFF OFF LED GREEN AMBER AMBER AMBER VIDEO NORMAL OFF 0V OFF 0V OFF 0V YES YES CHECK B LINE 12V 15V 80V 5V TROUBLE IN Q913 Q915 NO YES STAND BY SUSPEND DPMS OFF MODE FAILURE ...

Страница 20: ...HECK IC401 PIN 6 5V CHECK Q920 COLLECTOR VOLTAGE 0 5V CHECK P901 CHECK RL901 TROUBLE IN IC401 MICOM TROUBLE IN D925 TROUBLE IN P901 TROUBLE IN RL901 TROUBLE IN TH901 DEGAUSSING COIL NO DEGAUSSING NO NO NO NO YES YES YES YES ...

Страница 21: ...MES IN CHECK IC301 PIN 18 V PULSE COMES IN CHECK IC301 PIN 13 14 15 IS THERE ANY SIGNAL WHEN OPERATING FRONT CONTROL NO OSD TROUBLE IN IC302 TROUBLE IN P302 TROUBLE IN P302 TROUBLE IN IC301 IC401 YES YES YES NO NO NO CHECK IC301 PIN 4 5V TROUBLE IN P302 NO YES ...

Страница 22: ... 20 EXPLODED VIEW A B 12 14 15 13 13 9 8 7 6 5 3 4 2 10 11 ME NU SE LE CT Br igh tvi ew 1 ...

Страница 23: ... T910BK TKC047 DI LOCAL For Central ASIA Israel TILT SWIVEL ASSEMBLY T910BK TKB059 TKT054 DI LOCAL SCREW ASSY PHP 5 20 FZMY GW18 NEW TYPE COIL DEGAUSSING 0 45 115TS 17 OHM WITH EARTH T910BJ FBT FLY BACK TRANSFORMER CF2159 T910BK 98K LIEN CHANGE 19 FBT FLY BACK TRANSFORMER FQM19A013 T910BJ 98K SAMSUNG 19 FILTER CIRC EMC 02MD5 DELTA BK F900BJ METAL REAR T910 DI LOCAL METAL ASSEMBLY SHIELD T910BK 910...

Страница 24: ...ION C407 0CC0400K115 4P 50V D NP0 TS C408 0CN1040K949 0 1M 50V Z F TA52 C410 0CK1040K945 0 1UF 50V Z F TR C417 0CK1040K945 0 1UF 50V Z F TR C456 0CN1040K949 0 1M 50V Z F TA52 C457 181 288E MKT 100V 474JTR PHS 26474 C458 0CK1040K945 0 1UF 50V Z F TR C459 0CK1010K515 100PF 50V K B TR C460 0CE475CK638 4 7UF SHL SD 50V M FM5 TP 5 C601 0CQ6821N419 6800PF 100V J PE NI TP C602 181 288Q MKT 100V 154JTR PH...

Страница 25: ...6V M FM5 BULK C929 0CK1020K515 1000PF 50V K B TR DATE 2003 11 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C930 0CQ2721N419 2700PF 100V J PE NI TP C931 0CK1010W515 100P 500V K B TS C932 0CC47001505 47PF 1KV K SL TR C953 0CE477CF638 470UF SHL TYPE 16V M FM5 TP C970 0CE476CH638 47UF SHL SD 25V M FM5 TP 5 D201 0DL305029BA LTL 305DJ 0C2 TP LITEON GREE D301 0DS141489AB 1N4148 TP GRANDE DO 34 500MW ...

Страница 26: ...SUNG DATE 2003 11 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION FB304 6210TCZ001J BAS3550T0 125 022J BO SUNG FB305 6210TCE003J BAS2550T BO SUNG 2550MM AXIA FB306 6210TCE003A BRD3510B BO SUNG 3510MM RADI FB309 6210TCE003B BRS3580B BO SUNG 3580MM RADI FB310 6210TCE003A BRD3510B BO SUNG 3510MM RADI FB311 6210TCE003A BRD3510B BO SUNG 3510MM RADI FB351 6210TCE003J BAS2550T BO SUNG 2550MM AXIA FB401 ...

Страница 27: ...9 100 1 4W 3 5 TA52 R354 0RD1000Q609 100 1 4W 3 5 TA52 R355 0RD1000Q609 100 1 4W 3 5 TA52 DATE 2003 11 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R356 0RN1002F409 10K 1 6W 1 TA52 R357 0RD4701Q609 4 70K 1 4W 3 5 TA52 R358 0RD2202Q609 22K 1 4W 3 5 TA52 R359 0RN1002F409 10K 1 6W 1 TA52 R401 0RD3300Q609 330 1 4W 3 5 TA52 R402 0RD1000Q609 100 1 4W 3 5 TA52 R403 0RD4701Q609 4 70K 1 4W 3 5 TA52 R40...

Страница 28: ...RN1002F409 10K 1 6W 1 TA52 R826 0RN1502F409 15K 1 6W 1 TA52 DATE 2003 11 28 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R827 0RN1002F409 10K 1 6W 1 TA52 R830 0RD1002Q609 10K 1 4W 3 5 TA52 R831 0RN1002F409 10K 1 6W 1 TA52 R835 0RD4700Q609 470 OHM 1 4 W 3 4 5 TA52 R836 0RD1002A609 10K OHM 1 2 W 7 0 5 TA52 R837 0RN1202F409 12K 1 6W 1 TA52 R838 0RD0101Q609 1 1 4W 3 5 TA52 R841 0RD5601Q609 5 60K 1 4W...

Страница 29: ...J SG301 6918TAT005E MTAS 201M GIGA AXIAL TAPING SG302 6918TAT005E MTAS 201M GIGA AXIAL TAPING SG303 6918TAT005E MTAS 201M GIGA AXIAL TAPING SG304 6918TAT005E MTAS 201M GIGA AXIAL TAPING SG305 6918TRT004B SG5 152 CB Y Y UNICTRON RADI SG701 6918TRT004B SG5 152 CB Y Y UNICTRON RADI SW201 140 058D SKHV10911A LGEC NON 12 20 HO SW202 140 058D SKHV10911A LGEC NON 12 20 HO SW203 140 058D SKHV10911A LGEC N...

Страница 30: ...Over Voltage Protection Input terminal of Under Voltage Protection Postive Input terminal of Buffer Amp Output terminal of Buffer Amp Postive Input terminal of OP Amp Negative Input terminal of OP Amp Output terminal of OP Amp Dead time control terminal Soft start function Output terminal of reference voltage 5V Ground terminal M62501P FP M62501 1 2 3 4 5 6 7 8 PWM OUT Vcc TIN Cosc Cagc POUT OVP U...

Страница 31: ...UTB vertical deflection coil Rp Vp VFB Rm Rref Idefl TDA4867J PHILIPS 32P SDIP SYMBOL INP INN VP OUTB GND OUTA VFB GUARD FEEDB DESCRIPTION non inverted input inverted input supply voltage output B ground output A flyback supply voltage guard output feedback inprt PIN 1 2 3 4 5 6 7 8 9 INP INN VP OUTB GND OUTA VFB GUARD FEEDB 1 2 3 4 5 6 7 8 9 TDA4867J Pin Configuration Block Diagram ...

Страница 32: ...COMPENSATION H SIZE AND V SIZE EW OUTPUT V OUTPUT V LINEARITY V LINEARITY BALANCE H PINCUSHION H CORNER H TRAPEZIUM H SIZE OUTPUT ASYMMETRIC EW CORRECTION FOCUS HORIZONTAL AND VERTICAL B CONTROL B CONTROL APPLICATION H OUTPUT STAGE X RAY PROTECTION PLL2 PARALLELOGRAM PIN UNBALANCE AND SOFT START V POSITION V SIZE VOVSCN TDA4841PS I C BUS RECEIVER 2 I C BUS REGISTERS HUNLOCK SDA SCL 9 2 to 16V H C ...

Страница 33: ... 31 32 SCHEMATIC DIAGRAM NOTICE Since this is a basic schematic diagram The value of components and some partial connection are sucject to be changed for improvement without notice ...

Страница 34: ... 33 34 PRINTED CIRCUIT BOARD 3 MAIN BOARD Component Side 4 MAIN BOARD Solder Side 1 CONTROL BOARD Component Side 2 CONTROL BOARD Solder Side ...

Страница 35: ...Nov 2003 P NO 3828TSL076R Printed in Korea ...

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