LG StudioWorks 500G Service Manual Download Page 32 | Manualshive

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BLOCK DIAGRAM

STV9211

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Summary of Contents for StudioWorks 500G

Page 1: ...http www LGEservice com techsup html CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MENU SELECT MODEL StudioWorks 500E CB553H ML StudioWorks 500G CB553H AL StudioWorks 500N CB553H ZL CHASSIS NO CA 120 FACTORY MODEL CB553H ID LABEL Model No ...

Page 2: ...ea 285 x 215 mm 11 22 x8 46 Max Image Size 270 x 200 mm 10 63 x 7 87 Preset Image Size 4 2 Display Color Full Colors 4 3 Display Resolution 1024 x 768 60Hz Non Interlace 4 4 Video Bandwidth 65 MHz 5 ENVIRONMENT 5 1 Operating Temperature 0 C 40 C Ambient 5 2 Relative Humidity 10 90 Non condensing 5 3 Altitude 3 000 m 6 DIMENSIONS with TILT SWIVEL Width 356 0 mm 14 01 Depth 396 0 mm 15 55 Height 371...

Page 3: ...sign 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 X RADIATION The only ...

Page 4: ...2 0 369 2 462 V 60 004 16 666 15 880 0 786 0 124 0 062 0 600 H 53 68 18 63 14 22 4 41 1 14 0 57 2 70 V 85 07 11 755 11 178 0 577 0 056 0 018 0 503 Mode H V Sort 1 2 3 4 640x480 60Hz 1024x768 60Hz 800x600 85Hz 640x480 75Hz Dot Clock MHz Horizontal Frequency kHz Vertical Frequency Hz Horizontal etc µs Vertical etc ms Sync Polarity Frequency Total Period E Video Active Time A Sync Duration D Blanking...

Page 5: ...ndicator lights up green when the monitor operates normally in DPMS Energy Saving mode stand by suspend or power off mode its color changes to orange and if abnormal or damaging circuit turns out orange blink 3 SELECT Button Use this button to enter a selection in the on screen display 4 SET Button Use these buttons to choose or adjust items in the on screen display 5 MENU Button Use this button t...

Page 6: ...WIRING DIAGRAM 6 P301 P302 P305 P702 P701 P402 P902 S S Signal Cable AC Socket FBT ...

Page 7: ...C301 H Sync Sig V Sync Sig I 2 C DATA SDA I 2 C CLOCK SCL VIDEO PRE AMP IC302 Signal Cable R G B VIDEO MAIN AMP IC303 5V 5V H V Sync Processor IC701 V OUT IC601 STV9302 H OUT Q706 H Linearity Correction DC DC Converter X RAY Protection Circuit FBT T701 Auto Beam Limit Vertical Blanking Brightness Control 160V 40V 13V D D Feed Back 5V Regulator 12V Regulator 12V MICOM IC401 SCL SDA H V Sync PWM Con...

Page 8: ...ondition by each OSD function the data of the adjusted condition is stored in EEPROM IC402 6 Horizontal and Vertical Oscillation This circuit generates the horizontal pulse and the vertical pulse by takijg the H and V sync signal This circuit consists of the H V processor IC701 and the associate circuit 7 D D DC to DC Converter This circuit supplies DC voltage to the horizontal deflection output c...

Page 9: ...er button of the monitor turn off turn on 5 COMMAND PRESET START Y Yes command 6 DIST ADJ BALANCE command 7 Adjust parallelogram as arrow keys to be the best condition 8 Adjust balance of pin balance as arrow keys to be the best condition 9 DIST ADJ FOS ADJ command 10 Adjust V SIZE as arrow keys to 200 2mm 11 Adjust V POSITION as arrow keys to center of the screen 12 Adjust H SIZE as arrow keys to...

Page 10: ...ABL command 22 Adjust ABL to 32 1FL of the luminance 23 After push the ENTER key and COMMAND PRESET EXIT Y Yes command 24 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 for EDID data save 6 Adjustment for Focus 1 Set the Bright...

Page 11: ...901 TROUBLE IN IC901 TROUBLE IN D941 D942 D951 D961 D971 TROUBLE IN Q903 Q952 Q951 Q942 Q941 Q706 CHECK FUSE OK F901 CHECK C908 VOLTAGE AC120V 160VDC AC220V 304VDC NO YES YES YES YES NO NO NO CHECK IC901 PIN 6 WAVEFORM SQUARE WAVE COMES OUT CHECK D941 D951 D961 D942 D971 VOLTAGE 1 NO POWER ...

Page 12: ...3 PIN 9 10 11 CHECK IC303 PIN 7 105V PIN 3 12V TROUBLE IN P302 5V LINE TROUBLE IN PC SIGNAL P301 SIGNAL CABLE TROUBLE IN IC302 TROUBLE IN P303 12V LINE 105V LINE TROUBLE IN IC303 NO YES NO NO YES YES YES YES NO NO CHECK R G B CATHODE VOLTAGE TROUBLE IN R341 R343 L301 L303 D307 D312 TROUBLE IN CRT SOCKET YES NO ...

Page 13: ...INDICATOR GREEN or ORANGE CHECK D712 ANODE 157V CHECK G1 VOLTAGE 75 15V TROUBLE IN D712 TROUBLE IN Q799 DPM MODE NO H and or V SYNC ORANGE NO GREEN YES NO 3 NO RASTER CHECK CDT HEAT VOLTAGE 6 3V TROUBLE IN D941 Q942 Q941 YES NO TROUBLE IN CDT YES ...

Page 14: ...E VERTICAL LINE CHECK Q706 CHECK B VOLTAGE 50V CHECK T701 FBT PIN 2 31KHZ 65V 54KHZ 120V CHECK Q701 COLLECTOR WAVEFORM TROUBLE IN Q706 TROUBLE IN 50V LINE TROUBLE IN Q719 Q720 D710 TROUBLE IN Q701 TROUBLE IN T701 P701 NO NO YES YES YES YES NO NO 0V T ...

Page 15: ...PIN 5 6 CHECK Q712 Q713 Q715 Q716 CHECK L703 TROUBLE IN IC401 MICOM TROUBLE IN Q712 Q713 Q715 Q716 TROUBLE IN L703 TROUBLE IN C722 C726 C729 NO NO NO YES YES YES Cs SIGNAL TABLE HORIZONTAL FREQUENCY fH 30K 33 9K 34K 38 9K 39K 48 9K 49K 54K Cs0 L L H H Cs1 L H L H ...

Page 16: ...DEFLECTION NO V DEFLECTION ONE HORIZONTAL LINE CHECK IC601 PIN 2 13V CHECK IC601 PIN 4 10V CHECK IC701 PIN 5 23 TROUBLE IN 13V LINE TROUBLE IN 10V LINE TROUBLE IN IC701 TROUBLE IN IC601 V CIRCUIT NO NO YES YES YES NO 3V ...

Page 17: ...PIN8 V FBP T701 40V LINE H FBP TROUBLE IN IC302 IC301 TROUBLE IN IC301 IC302 NO YES DC 5V YES YES YES NO NO NO Pin 5 5V Pin 10 5V H V 5V H V CHECK IC301 B CHECK IC301 PIN 12 WAVEFORM ENTER BUTTON MUST BE PRESSED 7 TROUBLE IN OSD CHECK IC301 PIN 5 10 WAVEFORM CHECK IC301 PIN 13 14 15 ...

Page 18: ...NOT GOING INTO DPM OFF MODE TROUBLE IN X401 TROUBLE IN IC401 MICOM TROUBLE IN Q941 Q942 Q951 Q952 TROUBLE IN PC OFF MODE FAILURE INPUT H V SYNC SIGNAL NO H V SYNC NO OFF MODE NO NO NO DPMF 0V DPM TABLE Mode Item NORMAL STAND BY SUSPEND OFF DPMF H L L L LED GREEN ORANGE ORANGE ORANGE DPMS H H H L YES SEE DPM TABLE YES YES 8 TROUBLE IN DPM 5V 6MHz ...

Page 19: ...TOR VOLTAGE CHECK P902 CHECK RL901 TROUBLE IN IC401 MICOM TROUBLE IN Q953 TROUBLE IN P902 TROUBLE IN RL901 TROUBLE IN TH901 DEGAUSSING COIL NO DEGAUSSING DC 13V NO NO NO NO YES YES YES YES DEGAUSS ON THE OSD MENU MUST BE PRESSED 9 NO DEGAUSSING ...

Page 20: ...O TILT NO ROTATION TROUBLE IN IC401 MICOM TROUBLE IN 15V LINE 6 3V LINE TROUBLE IN Q501 Q503 TROUBLE IN P501 TILT COIL D501 NO YES YES YES CHECK 15V LINE AND 6 3V LINE CHECK Q503 EMITTER VOLTAGE NO NO CHECK IC401 PIN 21 WAVE FORM ...

Page 21: ...EXPLODED VIEW 21 10 A M E N U S E L E C T 12 1 4 12 12 13 3 2 6 5 8 B 7 9 11 2 11 1 a b c b 14 14 ...

Page 22: ... TILT SWIVEL ASSEMBLY CB553H B056 T046 60HR 85964 NT For Europe Russia Mexico CB553H ML TILT SWIVEL ASSY CB563 T051 B046 HIPS 85964 For India CB553H AL SCREW ASSY PHP 5 30BP FZMY GW18 COILDEGAUSSING 75D 437 KWANGSUNG CB563G NT FBT FLY BACK TRANSFORMER FMMTC81 AM1035G LIM SANG IL CB553H ML CB553H AL CB553H ZL FBT FLY BACK TRANSFORMER C93 BSC23 1435 HITACHI 15 For Europe Russia Mexico CB553H ML SOCK...

Page 23: ... 0CE227CH638 220UF SHL SD 25V M FM5 TP C709 0CE105CK638 1UF SHL SD 50V 20 FM5 TP C710 181 288Q MKT 100V 154JTR PHS26154 C711 181 288M MKT 63V 105KTR PHS15105 C712 0CK1040K945 0 1UF 50V Z F TR C713 0CK2210K515 220P 50V K B TS C714 0CE107CF638 100UF SHL SD 16V M FM5 TP C715 0CQ1031N419 0 01U 100V J POLY NI TP C717 0CE476CF638 47UF SHL SD 16V M FM5 TP 5 C719 0CZZTAB001F SHL BP SYE SWE 50V 3 3UF C722 ...

Page 24: ...4005 GULF TP DO41 600V 1 D719 0DR100009DA RGP10J TP GULF SEMICONDUCT D719 0DR100009DA RGP10J TP GULF SEMICONDUCT DATE 2002 09 26 S AL LOC NO PART NO DESCRIPTION SPECIFICATION D720 0DS141489AB 1N4148 TP GRANDE DO 34 500 D721 0DS141489AB 1N4148 TP GRANDE DO 34 500 D724 0DR140059AD 1N4005 GULF TP DO41 600V 1 D725 0DRGF00069A SB140 GULF TP DO41 40V 1A D725 0DRGF00069A SB140 GULF TP DO41 40V 1A D801 0D...

Page 25: ... TA52 R319 0RD1000Q609 100 1 4W 3 5 TA52 R320 0RD1000Q609 100 1 4W 3 5 TA52 R321 0RD0152Q609 15 1 4W 3 5 TA52 DATE 2002 09 26 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R322 0RD0152Q609 15 1 4W 3 5 TA52 R323 0RD0152Q609 15 1 4W 3 5 TA52 R324 0RD3300Q609 330 1 4W 3 5 TA52 R325 0RD3300Q609 330 1 4W 3 5 TA52 R326 0RD3300Q609 330 1 4W 3 5 TA52 R327 0RD3300Q609 330 1 4W 3 5 TA52 R331 0RD0512Q609 51 ...

Page 26: ...M 1 2 W 7 0 5 TA5 R766 0RD6800A609 680 OHM 1 2 W 7 0 5 TA5 R767 971 0016 TIN HDC 0 60H R769 0RD1803Q609 180K 1 4W 3 5 TA52 DATE 2002 09 26 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R771 0RN2001F409 2K 1 6W 1 TA52 R772 0RN2401F409 2 40K 1 6W 1 TA52 R773 0RD6202A609 62K OHM 1 2 W 7 0 5 TA5 R783 0RD2001Q609 2K 1 4W 3 5 TA52 R786 0RD4302Q609 43K 1 4W 3 5 TA52 R789 0RD1201Q609 1 20K 1 4W 3 5 TA52 R...

Page 27: ...2 5240T0B002A W T 480MM UL1007 AWG 24 CB553H ML T3 5240T0B002A W T 480MM UL1007 AWG 24 CB553H ML T701 6174Z 1035G FMMTC81 AM1035G LIM SANG T703 6170TCZ001D EI2218 4 0MH H DRIVE EB770 T901 6170TMZ140A EER3541 240UH V 16PIN CB55 TH901 6322B00002B MZ72 9RM290V GAOLI 9OHM 20 TH902 6322TA080BA SCK 084 THINKING 8 ohm 15 VR901 180 035G EVN DJAA03B13 MEC 1KB X401 6212AA2003A HC 49U SOUTH STAR 12MHZ X401 6...

Page 28: ...PIN CONFIGURATION 28 S1D2519X01 DEFLECTION PROCESSOR FOR MULTISYNC MONITORS BLOCK DIAGRAM ...

Page 29: ... 29 STV9211 Pin Configuration Pin Description ...

Page 30: ... 30 31 SCHEMATIC DIAGRAM NOTICE Since this is a basic schematic diagram The value of components and some partial connection are ...

Page 31: ... 32 33 PRINTED CIRCUIT BOARD 1 MAIN BOARD Component Side 2 MAIN BOARD Solder Side ...

Page 32: ... 34 BLOCK DIAGRAM STV9211 ...

Page 33: ...Sep 2002 P NO 3828TSL092A Printed in Korea ...

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