LG W1942S - Service Manual free download

File name W1942S - Service Manual.pdf

Internal Use Only Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : LM57G MODEL: W1942S(W1942S-PFT.A***QF) ( ) **Same model for Service CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CONTENTS SPECIFICATIONS ... 2 ADJUSTMENT ... 12 PRECAUTIONS ... 3 TROUBLESHOOTING GUIDE ... 14 TIMING CHART ... 7 WIRING DIAGRAM ... 18 DISASSEMBLY ... 8 EXPLODED VIEW...19 BLOCK DIAGRAM ... 9 REPLACEMENT PARTS LIST ...21 DESCRIPTION OF BLOCK DIAGRAM...11 SCHEMATIC DIAGRAM ... 25 SPECIFICATIONS 1. LCD CHARACTERISTICS 4. MAX. RESOLUTION Type : TFT Color LCD Module Analog : 1440 x 900@75Hz Active Display Area : 19 inch diagonal Pixel Pitch : 0.285 (H) x 0.285 (V) Size : 428(H) x 278(V) x 18.5(D) 5. POWER SUPPLY Color Depth : 16.7M(8bit + FRC) colors 5-1. Power Adaptor(Built-in Power) Electrical Interface : LVDS Input : AC 100-240V~, 50/60Hz, 0.8A Surface Treatment : Anti-Glare, Hard Coating(3H) Operating Mode : Transmissive mode,Normally White 5-2. Power Consumption Backlight Unit : 4 CCFL MODE H/V SYNC VIDEO POWER CONSUMPTION LED COLOR 2. OPTICAL CHARACTERISTICS less than 39 W(max) 2-1. Viewing Angle by Contrast Ratio 10 POWER ON (NORMAL) ON/ON ACTIVE BLUE less than 36 W(typ) Left : -85