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COLOR MONITOR
SERVICE MANUAL
CHASSIS NO. : CL-42
MODEL: L1800P (L1800PL-AL**R)
L1800PK (L1800PKL-AL**R)
( ) **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 .............................. 13
TIMING CHART ....................................................... 4 PRINTED CIRCUIT BOARD................................... 17
OPERATING INSTRUCTIONS ................................ 5 EXPLODED VIEW...................................................20
WIRING DIAGRAM ................................................. 8 REPLACEMENT PARTS LIST ...............................22
BLOCK DIAGRAM ................................................... 9 PIN CONFIGURATION............................................26
DESCRIPTION OF BLOCK DIAGRAM...................10 SCHEMATIC DIAGRAM ......................................... 28
SPECIFICATIONS
1. LCD CHARACTERISTICS 4. POWER SUPPLY
Type : TFT SXGA LCD
Size : 18inch 4-1. Power Adaptor(Built-in Power)
Pixel Pitch : 0.2805(H) x 0.2805(V) Input : AC 100-240V~, 50/60Hz , 1.0A
Color Depth : 8-bit, 16,777,216 colors
Electrical Interface : LVDS 4-2. Power Consumption
Surface Treatment : Anti-Glare, Hard Coating (3H)
Operating Mode : Normally Black MODE H/V SYNC VIDEO POWER CONSUMPTION LED COLOR
Backlight Unit : Six-CCFL (Cold Cathode
POWER ON (NORMAL) ON/ON ACTIVE less than 53 W GREEN
Fluorescent Lamp)
STAND-BY OFF/ON OFF less than 3 W AMBER
2. OPTICAL CHARACTERISTICS SUSPEND ON/OFF OFF less than 3 W AMBER
2-1. Viewing Angle by Contrast Ratio 10
OFF OFF/OFF OFF less than 3 W AMBER
Left : -60