LG L2000C - - 20.1" LCD Monitor, Service Manual, Page: 2 / 23

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CONTENTS
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 19 inch
Pixel Pitch : 0.294 (H) x 0.294 (V)
Color Depth : 16.2M colors
Size : 396.0 (H) x 324.0 (V) x 17.5(D)
Electrical Interface : LVDS
Surface Treatment : Hard-coating(3H), Anti-Glare
Operating Mode : Normally White, Transmissive mode
Backlight Unit : 4-CCFL
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
≥
10
Left : -70° min., -80°(Typ) Right : +70° min., +80°(Typ)
Top :+60° min., +75°(Typ) Bottom : -70° min., -85°(Typ)
2-2. Luminance : 200(min), 250(Typ)-6500K
: 150(min), 200(Typ)-9300K
2-3. Contrast Ratio : 450(min), 700(Typ), 1600(DCR)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync, Digital, SOG,
Composite sync
3-2. Video Input Signal
1) Type : R, G, B Analog
2) Voltage Level : 0~0.71 V
a) Color 0, 0 : 0 Vp-p
b) Color 7, 0 : 0.467Vp-p
c) Color 15, 0 : 0.714Vp-p
3) Input Impedance : 75
Ω
3-3. Operating Frequency
Horizontal(Analog) : 30 ~ 83kHz
Horizontal(Digital) : 30 ~ 71kHz
Vertical : 56 ~ 75Hz
4. Max. Resolution
D-sub Analog : 1280 x 1024@75Hz
Digital : 1280 x 1024@60Hz
5. POWER SUPPLY
5-1. Power : AC 100~240V, 50/60Hz, 0.6A
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
(Ambient)
6-2. Relative Humidity : 10%~80% (Non-condensing)
6-3. MTBF : 50,000 HRS with 90% Confidence
Lamp Life : 50,000 Hours(Min)
7. DIMENSIONS (with TILT/SWIVEL)
Width : 411.3 mm (16.19'')
Depth : 345 mm (13.58'')
Height : 59 mm (2.32'')
8. WEIGHT (with TILT/SWIVEL)
Net. Weight : 5.4 kg (11.91 lbs)
Gross Weight : 7.45 kg (16.43 lbs)
SPECIFICATIONS
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 7
DISASSEMBLY ........................................................ 8
BLOCK DIAGRAM.....................................................9
DISCRIPTION OF BLOCK DIAGRAM .................. 10
ADJUSTMENT ...................................................... 12
SERVICE OSD ........................................................13
TROUBLESHOOTING GUIDE .............................. 14
WIRING DIAGRAM ............................................... 18
EXPLODED VIEW...................................................19
REPLACEMENT PARTS LIST ...............................21
SCHEMATIC DIAGRAM ......................................... 23
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
POWER S/W OFF
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF/OFF
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POWER CONSUMPTION
less than 39 W
less than 1 W
less than 1 W
less than 1 W
less than 1 W
LED COLOR
BLUE
AMBER
AMBER
AMBER
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
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