LG FLATRON L1730S; FLATRON L1930S, Руководство по обслуживанию

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CONTENTS
SPECIFICATIONS
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1. LCD CHARACTERISTICS
(L1730S)
Type
: TFT XGA LCD Module
Size : 358.5(H) x 296.5(V) x 17.0(D)
Pixel Pitch : 0.264mm x 0.264mm
Color Depth : 16.2M colors
Active Video Area : 17.0inch (432.7mm) diagonal
Surface Treatment : Anti-Glare, Hard Coating (3H)
Backlight Unit : 4CCFL
Opraating Mode : Transmissive mode, Normally white
Electrical Interface : LVDS interface
(L1930S)
Type
: TFT XGA LCD Module
Size : 404.2(H) x 330.0(V) x 20.0(D)
Pixel Pitch : 0.294mm x 0.294mm
Color Depth : 16.7M colors
Active Video Area : 19.0inch (481.84mm) diagonal
Surface Treatment : Anti-Glare, Hard Coating (3H)
Backlight Unit : 4CCFL
Opraating Mode : Transmissive mode, Normally white
Electrical Interface : LVDS interface
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
≥
10
(L1730S)
Left : 60° min. 70° typ. Right: 60° min. 70° typ.
Top : 45° min. 60° typ. Bottom: 45° min. 60° typ.
(L1930S)
Left : -85° min. -88° typ. Right: +85° min. +88° typ.
Top : +85° min. +88° typ. Bottom: -85° min. -88° typ.
2-2. Luminance
: 200(min.), 250(typ.) at Center point
2-3. Contrast Ratio :
(L1730S) 300(min.), 450(typ.)
(L1930S) 300(min.), 500(typ.)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
1) Type : Separate Sync. (Horizontal & Vertical)
2) Input Voltage Level
: Low=0~0.8V, High=2.1~5.5V
3) Sync Polarity : Positive or Negative
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 : 30 ~ 83kHz
Vertical : 56 ~ 75Hz
4. POWER SUPPLY
4-1. Power
100-240V~, 50/60Hz 0.6A
4-2. Power Consumption
5. ENVIRONMENT
5-1. Operating Temperature : 10°C~35°C (50°F~95°F)
5-2. Operating Humidity : 10%~80%
5-3. MTBF : 50,000 HRS (Min.)
Lamp Life : 50,000 Hours (Min.) (L1730S)
40,000 Hours (Min.) (L1930S)
6. DIMENSIONS (with TILT / with Base)
(L1730S)
Width
: 398mm (15.67'')
Depth : 115mm (4.53'')
Height : 393mm (15.47'')
(L1930S)
Width
: 444.4mm (17.50'')
Depth : 423.8mm (16.68'')
Height : 108.7mm (4.28'')
7. WEIGHT (with TILT)
(L1730S)
Net. Weight
: 4.9kg (10.80 lbs)
Gross Weight : 6.5kg (14.33 lbs)
(L1930S)
Net. Weight
: 6.5kg (14.33 lbs)
Gross Weight : 8.8kg (19.40 lbs)
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
SERVICE PRECAUTIONS ...................................... 4
TIMING CHART ....................................................... 7
DISASSEMBLY .........................................................8
WIRING DIAGRAM ............................................... 10
BLOCK DIAGRAM ................................................. 11 DESCRIPTION OF BLOCK DIAGRAM ................. 12
ADJUSTMENT ...................................................... 16
TROUBLESHOOTING GUIDE .............................. 18
EXPLODED VIEW...................................................22
REPLACEMENT PARTS LIST ...............................24
SCHEMATIC DIAGRAM ......................................... 26
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPM OFF
POWER S/W OFF
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF
-
POWER CONSUMPTION
less than 43 W
less than 2 W
less than 2 W
less than 2 W
less than 1 W
LED COLOR
GREEN
AMBER
AMBER
AMBER
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
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