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Internal Use Only
Website:http://biz.LGservice.com
COLOR MONITOR
SERVICE MANUAL
CHASSIS NO. : LM 72A
MODEL: W1752T(W1752T-PFT.K***A** )
( ) **Same model for Service
CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CONTENTS
SPECIFICATIONS ................................................... 2 ADJUSTMENT ...................................................... 13
PRECAUTIONS ....................................................... 4 TROUBLESHOOTING GUIDE .............................. 15
TIMING CHART ....................................................... 8
EXPLODED VIEW...................................................19
DISASSEMBLY ........................................................ 9
BLOCK DIAGRAM ................................................. 10 REPLACEMENT PARTS LIST ...............................21
DESCRIPTION OF BLOCK DIAGRAM...................11 SCHEMATIC DIAGRAM ......................................... 23
SPECIFICATIONS
1. LCD CHARACTERISTICS 4. MAX. RESOLUTION
Type : TFT Color LCD Module Analog : 1440 x 900@75Hz
Active Display Area : 17 inch diagonal Digital : 1440 x 900@60Hz
Pixel Pitch : 0.255 (H) x 0.255 (V)
Size : 389.2(H) x 254.5(V) x 11.5(D) 5. POWER SUPPLY
Color Depth : 16.7M colors 5-1. Power Adaptor(Built-in Power)
Electrical Interface : LVDS Input : AC 100-240V~, 50/60Hz, 0.8A
Surface Treatment : AG(Haze 25%), Hard Coating(3H)
Operating Mode : Normally White 5-2. Power Consumption
Backlight Unit : 2 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 5 POWER ON (NORMAL) ON/ON ACTIVE BLUE
less than 36 W(typ)
Left : +80