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File name:lg_w1943c-v_chassis_lm92c_sm_[ET].part1.rar
[preview w1943c]
Size:1423 kB
Extension:rar
Mfg:lg
Model:w1943c 🔎
Original:lm92c 🔎
Descr:lcd
Group:Electronics > Computer equipment > Monitors
Uploaded:28-10-2010
User:rudatron40
Multipart: 0  1  2  3  4

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File name lg_w1943c-v_chassis_lm92c_sm_[ET].pdf

Internal Use Only Website:http://biz.LGservice.com E-mail:http://www.LGEservice.com/techsup.html COLOR MONITOR SERVICE MANUAL CHASSIS NO. : LM92C MODEL: ( W1943C (W1943C -**V) ) **Same model for Service CAUTION BEFORE SERVICING THE UNIT, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. CONTENTS SPECIFICATIONS ... 2 PRECAUTIONS ... 4 TIMING CHART ... 8 DISASSEMBLY ... 9 BLOCK DIAGRAM ... 10 DESCRIPTION OF BLOCK DIAGRAM...12 ADJUSTMENT ... 13 TROUBLESHOOTING GUIDE ... 15 WIRING DIAGRAM ... 19 EXPLODED VIEW...20 REPLACEMENT PARTS LIST ...22 SCHEMATIC DIAGRAM ... 26 SPECIFICATIONS 1. LCD CHARACTERISTICS Type : TFT Color LCD Module Active Display Area : 18.5 inch diagonal Pixel Pitch : 0.285 (H) x 0.285 (V) Size : 430.4(H) x 254.6(V) x 16.5(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 : -85°(Typ) Top : +85°(Typ) 2-2. Luminance Right : +85°(Typ) Bottom : +85°(Typ) : 170(Typ) (Typ. ±30) : 220(min), 300(Typ)-6500K : 150(min)-9300K : 8000(min) DFC -> 30000 : 1(Typ) 4. MAX. RESOLUTION Analog : 1360 x 768@60Hz 5. POWER SUPPLY 5-1. Power Adaptor(Built-in Power) Input : 12V = 2,0A 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 24 W(max) less than 21 W(typ) less than 1 W less than 1 W less than 1 W less than 1 W RED FLCKER FLCKER FLCKER 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 : 449.0 mm (17.68'') : 183.0 mm (7.20'') : 361.0 mm (14.21'') 3. SIGNAL (Refer to the Timing Chart) 3-1. Sync Signal · Type : Separate Sync, SOG, Digital 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 : 2.5 kg (5.62 lbs) : 4.3 kg (9.56 lbs) Copyright 2007 LG Electronics. Inc. All right reserved. Only for training and service purposes -2- LGE Internal Use



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