Table Of Contents; Specifications - LG Flatron L222WS Service Manual

SPECIFICATIONS ...................................................2
PRECAUTIONS .......................................................3
TIMING CHART .......................................................7
DISASSEMBLY ........................................................8
BLOCK DIAGRAM...................................................11
DISCRIPTION OF BLOCK DIAGRAM .................. 13
ADJUSTMENT ...................................................... 15
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 21.6 inch
Pixel Pitch : 0.27675 (H) x 0.27675 (V)
Color Depth : 6bits, 16.7M colors
Size : 396 (H) x 324 (V) x 16.5(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
Top :+60° min., +75°(Typ) Bottom : -70° min., -85°(Typ)
2-2. Luminance : 250(min), 300(Typ) (Full White pattern, 0.7V) -6500K
: 150(min) (Full White pattern, 0.7V) -9300K
2-3. Contrast Ratio : 800(min), 1000(Tye)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync, SOG
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

SPECIFICATIONS

: +70° min., +80°(Typ)
: R, G, B Analog
: 0~0.71 V
: 0 Vp-p
: 0.467Vp-p
: 0.714Vp-p
: 75Ω
: 30 ~ 83kHz
: 56 ~ 75Hz
CONTENTS
SERVICE OSD ........................................................16
TROUBLESHOOTING GUIDE .............................. 17
WIRING DIAGRAM ............................................... 23
EXPLODED VIEW...................................................24
REPLACEMENT PARTS LIST ...............................26
SCHEMATIC DIAGRAM ......................................... 35
4. Max. Resolution
D-sub Analog
5. POWER SUPPLY
5-1. Power : AC 100~240V, 50/60Hz , 1.0A
5-2. Power Consumption
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
POWER S/W OFF
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
6-2. Relative Humidity
6-3. MTBF
Lamp Life
7. DIMENSIONS (with TILT/SWIVEL)
Width
Depth
Height
8. WEIGHT (with TILT/SWIVEL)
Net. Weight
- 2 -
: 1680 x 1050@60Hz
VIDEO POWER CONSUMPTION
H/V SYNC
ACTIVE 45 W(Typical)
ON/ON
OFF less than 1 W
OFF/ON
ON/OFF OFF less than 1 W
OFF less than 1 W
OFF/OFF
- less than 1 W
-
(Ambient)
: 10%~80% (Non-condensing)
: 50,000 HRS with 90% Confidence
: 50,000 Hours(Min)
: 501.7 mm (19.75 inchs)
: 59.5 mm (2.34 inchs)
: 337.4 mm (13.28 inchs)
: 5.65 kg
(12.56 Ibs)
LED COLOR
BLUE
AMBER
AMBER
AMBER
OFF