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COLOR MONITOR
SERVICE MANUAL
CHASSIS NO. : LM91G
MODEL: W2243C(W2243C-**V)
( ) **Same model for Service


CAUTION
BEFORE SERVICING THE UNIT,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CONTENTS
SPECIFICATIONS ................................................... 2 ADJUSTMENT ...................................................... 14
PRECAUTIONS ....................................................... 4 TROUBLESHOOTING GUIDE .............................. 16
TIMING CHART ....................................................... 8 WIRING DIAGRAM ............................................... 19
DISASSEMBLY ....................................................... 9 EXPLODED VIEW...................................................20
BLOCK DIAGRAM ................................................. 11 REPLACEMENT PARTS LIST ...............................22
DESCRIPTION OF BLOCK DIAGRAM...................12 SCHEMATIC DIAGRAM ......................................... 26



SPECIFICATIONS
1. LCD CHARACTERISTICS 4. MAX. RESOLUTION
Type : TFT Color LCD Module Analog : 1920 x 1080@60Hz
Active Display Area : 21.5 inch diagonal
Pixel Pitch : 0.248 (H) x 0.248 (V)
Size : 459.6(H) x 296.2(V) x 14.5(D) 5. POWER SUPPLY
Color Depth : 16.7M (6bit+HI FRC) color 5-1. Power Adaptor(Built-in Power)
Electrical Interface : LVDS Input : AC 100-240V~, 50/60Hz, 1.0A
Surface Treatment : Anti-Glare, Hard Coating(3H)
Operating Mode : Normally White 5-2. Power Consumption
Backlight Unit : 2 CCFL
MODE H/V SYNC VIDEO POWER CONSUMPTION LED COLOR
less than 28 W(max)
2. OPTICAL CHARACTERISTICS POWER ON (NORMAL) ON/ON ACTIVE RED
2-1. Viewing Angle by Contrast Ratio 10 less than 25 W(typ)
Horizontal: 90(Typ.) STAND BY OFF/ON OFF less than 1 W FLICKER
Vertical: 50(Typ.)
SUSPEND ON/OFF OFF less than 1 W FLICKER
2-2. Luminance : 180(Typ) (Typ. 30)-sRGB DPMS OFF OFF/OFF OFF less than 1 W FLICKER
: 160(min), 200(Typ)-6500K
POWER S/W OFF - - less than 1 W OFF
: 150(min)-9300K

2-3. Contrast Ratio : 500(min), 1000(Typ) 6. ENVIRONMENT
DFC -> 30000 : 1(Typ)
6-1. Operating Temperature : 10