LG Flatron W1946S

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Copyright
2007 LG Electronics. Inc. All right reserved.
LGE Internal Use Only
Only for training and service purposes
CONTENTS
SPECIFICA
TIONS ................................................... 2
PRECAUTIONS ....................................................... 4
TIMING CHART ....................................................... 8
DISASSEMBLY ........................................................ 9
BLOCK DIAGRAM ................................................. 10
DESCRIPTION OF BLOCK DIAGRAM...................11
ADJUSTMENT ...................................................... 13
TROUBLESHOOTING GUIDE .............................. 15
EXPLODED VIEW...................................................19
SCHEMATIC DIAGRAM..........................................20
1. LCD CHARACTERISTICS
Type
: TFT Color LCD Module
Active Display Area : 18.5 inch diagonal
Pixel Pitch : 0.30(H) x 0.30 (V)
Size : 430.3(H) x 254.6(V) x 16.5(D)
Color Depth : 16.7M colors
Electrical Interface : LVDS
Surface Treatment : AG(Haze 25%), Hard Coating(3H)
Operating Mode : Normally White
Backlight Unit : 2 CCFL
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio ≥5
Left : +75° min., +85°(Typ) Right : -75° min., -85°(Typ)
Top : +70° min., +80°(Typ) Bottom : -70° min., -80°(Typ)
2-2. Luminance : 180(Typ) (Typ.
10)-sRGB
: 220(min), 300(Typ)-6500K
: 150(min)-9300K
2-3. Contrast Ratio
: 700(min), 1000(Typ)
DFC -> 30000 : 1 (Typ)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync, SOG, Digital
3-2. Video Input Signal
1) Type : R, G, B Analog
2) Voltage Level : 0~0.7 V
3) Input Impedance : 75 Ω
3-3. Operating Frequency
Horizontal : 28 ~ 61kHz
Vertical : 56 ~ 75Hz
4. MAX. RESOLUTION
1360 x 768@60Hz
5. POWER SUPPLY
5-1. Power Adaptor(Built-in Power)
Input : AC 100-240V~, 50/60Hz, 0.8A
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
6-2. Relative Humidity : 10%~80% (Non-condensing)
6-3. MTBF : 50,000 HRS with 90%
Confidence level
Lamp Life : 50,000 Hours (Min)
7. DIMENSIONS (with TILT/SWIVEL)
Width
Depth
Height
8. WEIGHT (with TILT/SWIVEL)
Net. Weight
Gross Weight
SPECIFICA
TIONS
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 25 W(max)
less than 22 W(typ)
less than 0.5 W
LED COLOR
WHITE
BLINKING
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
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!
44.26cm (17.42 inches)
!
16.99 cm
(6.68 inches)
!
35.62 cm (
14.02 inches)
!
3.0 kg (6.66 lbs)
!
5.0 kg (11.11 lbs)
less than 0.5 W
less than 0.5 W
less than 0.5 W
BLINKING
BLINKING