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Now downloading free:LG - Goldstar Studioworks 45i


Download LG - Goldstar Studioworks 45i docs - Computer monitors - CRT, TFT, LCD, touch screen, plasma display - service manuals and repair information

File information:
File name:LG STUDIOWORKS 45I.rar
[preview Studioworks 45i] new window
Size:1141 kB
Extension:
MD5:c57c006b76259fe47e5434519f95f72b
Mfg:

LG - Goldstar

Model:

Studioworks 45i

Original Chassis:
Descr:Manual de Servicio + Programa de ajuste
Group:Electronics > Computer equipment > Monitors >
Uploaded:2004-08-25 23:23:56
User:eralonso
Multipart:No multipart

Information about the files in archive:
Decompress result:OK
Extracted files:6
File nameText
CS486_ADJUST.pdfADJUSTMENT GENERAL INFORMATION All adjustment are thoroughly checked and corrected when the monitor leaves factory, but sometimes several minor adjustment may be required. Adjustment should be following procedure and after warming up for a minimum of 30 minutes. Alignment appliances and tools. - Programmable Signal Generator. (eg. VG-819 made by Astrodesign Co.) - E(E)PROM with each mode data saved. - Digital Voltmeter. - White Balance Meter. - Luminance Meter. Adjust side-pincushion ( ) with S-PCC in the , buttons on the alignment program or monitor to be the best condition. Adjust trapezoid ( ) with TRAPEZOID in the , buttons on the alignment program or monitor to be the best condition. Display from Mode 2 to Mode 6 and repeat above adjustment. 4. Adjustment for White Balance and Luminance. Set the White Balance Meter. Demagnetize CRT with the demagnetizer. (external degaussing coil). Display color 0,0 pattern at Mode 1. Set Brightness ( ) volume to max and VR826 (SUB-BRIGHT) volume
CS486_BLOCK.pdf
CS486_EXPLO.pdfEXPLODED VIEW 7 24 4 3 5 23 8 6 B EXPLODED VIEW PARTS LIST A 9 10 11 12 13 14 2 2 2423GA0A36A 3 4 5 339-002B 6868T14002A 150-A29N 4814TKV004A 4815TKV004B 407-S88A 6174Z-2001J 407-S87D 4920TKC005A 4920TKP023A 407-S29B 4950TKE002A 6621TAZ002A 4920TKP012A CDT, M34KWW 30XX32R6 FOR EQUATORIAL HEMISPHERE Ref. No. Part No. 3091TKA001D CABINET, LOGO FOR CABINET, LOGO FOR Description Q'ty 1 Material 15 1 3091TKA001E 2055-10671M CDT, M34KWW 30XX32N6 FOR NORTHERN HEMISPHERE 1 SCREW, PHP+5Ąż30BP(FZMY) +GW22 LEAD WIRE, CRT GROUND DEGAUSSING COIL VIDEO SHIELD (FRONT) VIDEO SHIELD (REAR) PLATE, HEAT SINK FOR Q341, Q351, Q361 FBT, FMMPCII PLATE, HEAT SINK FOR IC601 PLATE, HEAT SINK FOR D741 PLATE, HEAT SINK FOR Q731, Q753, D744 PLATE, HEAT SINK FOR Q704 PLATE, GROUND TERMINAL AC SOCKET PLATE, HEAT SINK FOR IC901 4 1 1 1 1 3 1 1 1 1 1 1 1 1 1 2 1 1 1 2 4 1 1 SPTE-C, T0.3 SBHG1-A, T0.6 AL, T1.5 AL, T2.0 AL TERN SHEET, T1.0 AL SPTE-C, T0.3 SPTE-C, T0.3 TERN SHEET, T1.0 16 17 18 25 6 7 8
CS486_PART.pdfREPLACEMENT PARTS LIST CAUTION: BEFORE REPLACING ANY OF THESE COMPONENTS, READ CAREFULLY THE SAFETY PRECAUTIONS IN THIS MANUAL. * NOTE : S SAFETY Mark AL ALTERNATIVE PARTS *S *AL LOC. NO. MODEL: StudioWorks 45i PART NO. MAIN BOARD CAPACITORs C401 C402 C403 C404 C421 C424 C451 C461 C462 C463 C601 C603 C604 C606 C621 C622 C625 C701 C702 C703 C704 C705 C706 C707 C708 C709 C710 C711 C712 C713 C721 C722 C723 C724 C725 C726 C731 0CN1040K949 0CE1056K618 0CC2200K405 0CC2200K405 181-288G 0CN1040K949 0CK2210K515 0CK2210K515 0CK2210K515 0CK2210K515 0CE1086F630 0CC6800K405 0CE4766L618 181-288D 181-310D 181-305A 0CK1020K515 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CN1040K949 0CE2256K618 181-288R 181-288N 0CQ3321N419 181-288T 181-288B 181-288C 0CK5610K515 DESCRIPTION / SPECIFICATION DATE: 1997. 4. 1. REMARK CAPACITOR, 0.1UF 50V Z F TA52 CAPACITOR, ELECTROLYTIC, 1.0U SMS 50V M FM5 TP5 CAPACITOR, 22P 50V J
CS486_SCHEMA.pdf
CS486_TROUBLE.pdfTROUBLE SHOOTING GUIDE BASIC GUIDE CHECK SMPS SECONDARY B+ OUTPUT NO FOLLOW NO POWER PROCEDURE YES CHECK HORIZONTAL OUTPUT WAVEFORM NO FOLLOW NO RASTER PROCEDURE YES CHECK VERTICAL OUTPUT WAVEFORM NO FOLLOW NO VERTICAL DEFLECTION PROCEDURE YES CHECK VIDEO OUTPUT WAVEFORM NO FOLLOW NO CHARACTER, NO CONTRAST PROCEDURE YES FOLLOW OTHER PROCEDURES - 14 - 1. NO POWER NO POWER CHECK C908 DC VOLTAGE? DC=MORE THAN 130V YES NO TROUBLE IN F901, R901, D901, D902 CHECK T901 PIN 3 ? NO CHECK IC901 NO TROUBLE IN Q901, Q902, IC901,R904, R905, R912, D906, D907 YES YES TROUBLE IN D909, R916 CHECK SMPS SECONDARY DC VOLTAGE ? TROUBLE IN D931~D933, D936, D937 OR THEIR CONNECTED COMPONENTS NO 6.3V, 13V, 40V, 50V, 77V YES CHECK IC931 PIN 3 VOLTAGE (5V)? NO TROUBLE IN IC931 CIRCUIT YES TROUBLE IN OTHER PRIMARY CIRCUIT - 15 - 2. NO CHARACTER NO CHARACTER CHECK IC301 PIN 8 (8V)? YES NO TROUBLE IN IC302 13V LINE CHECK IC301 PIN 2, 4, 6 ? YES NO TROUBLE IN PC SIGNAL, C
CS486_WIRING.pdfWIRING DIAGRAM P703 P702 P902 ss+ P701 P401 P903 AC Socket FBT P901 Signal Cable P302 P301 P304 P303 -7-

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