LG W1642C free download

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Internal Use Only Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : LM73B MODEL: CAUTION ( ) **Same model for Service W1642C(W1642C-PFT.A***AP*) BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CONTENTS SPECIFICATIONS ... 2 PRECAUTIONS ... 3 TIMING CHART ... 7 DISASSEMBLY ... 8 BLOCK DIAGRAM ... 9 DESCRIPTION OF BLOCK DIAGRAM...11 ADJUSTMENT ... 12 TROUBLESHOOTING GUIDE ... 14 WIRING DIAGRAM ... 18 EXPLODED VIEW...19 REPLACEMENT PARTS LIST ...21 SCHEMATIC DIAGRAM ... 25 SPECIFICATIONS 1. LCD CHARACTERISTICS Type : TFT Color LCD Module Active Display Area : 15.6 inch diagonal Pixel Pitch : 0.252 (H) x 0.252 (V) Size : 363.8(H) x 215.9(V) x 14.3(D) Color Depth : 16.7M(8bit + FRC) colors Electrical Interface : LVDS Surface Treatment : Anti-Glare, Hard Coating(3H) Operating Mode : Transmissive mode,Normally White Backlight Unit : 2 CCFL 2. OPTICAL CHARACTERISTICS 2-1. Viewing Angle by Contrast Ratio 10 Left : -45°(Typ) Top : +20°(Typ) 2-2. Luminance Right : +45°(Typ) Bottom : +45°(Typ) : 180(Typ) (Typ. ±30) : 210(min), 250(Typ)-6500K : 150(min)-9300K : 500(Typ) DFC -> 5000 : 1(Typ) 4. MAX. RESOLUTION Analog : 1360 x 768@60Hz 5. POWER SUPPLY 5-1. Power Adaptor(Built-in Power) Input : AC 100-240V~, 50/60Hz, 0.8A 5-2. Power Consumption MODE POWER ON (NORMAL) STAND BY SUSPEND DPMS OFF POWER S/W OFF H/V SYNC VIDEO POWER CONSUMPTION LED COLOR ON/ON OFF/ON ON/OFF OFF/OFF ACTIVE OFF OFF OFF less than 20 W(max) less than 18 W(typ) less than 1 W less than 1 W less than 1 W less than 1 W BLUE AMBER AMBER AMBER OFF 2-3. Contrast Ratio 6. ENVIRONMENT 6-1. Operating Temperature : 10°C~35°C (50°F~95°F) 6-2. Relative Humidity : 10%~80% (Non-condensing) 6-3. MTBF : 50,000 HRS with 90% Confidence level Lamp Life : 40,000 Hours (Min) 7. DIMENSIONS (with TILT/SWIVEL) Width Depth Height : 381.7 mm (15.03'') : 198.4 mm (7.81'') : 323.5 mm (12.74'') 3. SIGNAL (Refer to the Timing Chart) 3-1. Sync Signal · Type : Separate Sync, SOG 3-2. Video Input Signal 1) Type 2) Voltage Level a) Color 0, 0 b) Color 7, 0 c) Color 15, 0 3) Input Impedance 3-3. Operating Frequency Horizontal Vertical : R, G, B Analog : 0~0.71 V : 0 Vp-p : 0.467 Vp-p : 0.714 Vp-p : 75 : 30 ~ 61kHz : 56 ~ 75Hz 8. WEIGHT (with TILT/SWIVEL) Net. Weight Gross Weight : 3.25 kg (7.22 lbs) : 4.85 kg (10.78 lbs) Copyright 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes -2- L