LG L192WS-BNQ, Service Manual, Page: 2 / 37

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MODE H/V SYNC VIDEO POWER CONSUMPTION LED COLOR
POWER ON (TYPICAL) ON/ON ACTIVE 34 W TYPICAL GREEN
OFF/ON
ON/OFF
OFF/OFF
POWER S/W OFF - - Less than 1 W OFF
OFF Less than 1 W AMBER SLEEP MODE
CONTENTS
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 7
DISASSEMBLY ........................................................ 8
BLOCK DIAGRAM...................................................10
DISCRIPTION OF BLOCK DIAGRAM ................... 11
ADJUSTMENT ...................................................... 13 SERVICE OSD .........................................................14
TROUBLESHOOTING GUIDE ............................. 15
WIRING DIAGRAM ............................................... 22
EXPLODED VIEW ................................................... 23
REPLACEMENT PARTS LIST .............................. 25
SCHEMATIC DIAGRAM ...........................................34
SPECIFICATIONS
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 19 inch
Pixel Pitch : 0.285 (H) x 0.285 (V)
Color Depth : 16.2M colors
5. POWER SUPPLY
5-1. Power: AC 90~264V, 50~60Hz , <0.8A
5-2. Power Consumption
Size : 427.2 (H) x 277.4 (V) x 17 (D)
Electrical Interface : LVDS
Surface Treatment : Hard-coating(3H), Haze=25%
Anti-Glare treatment
Operating Mode : Normally White, Transmissive mode
Backlight Unit : Top/Bottom edge side 4-CCFL
(Cold Cathode Fluorescent Lamp)
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
≥
10
(a) For InnoLux MT190AW01-V2 panel: Left
80°/Right 80°;Top 80° /Bottom 80° at type CR ≥ 10
(b) For CMO M190A1-L02 panel: Left 85°/Right 85°;Top
80°/Bottom 80° at type CR ≥ 10
2-2. Luminance
(a) For InnoLux MT190AW01-V2 panel: 300cd/m
2
(Typ.)
220cd/m
2
(Min.) (6500k); 170 cd/m
2
(Min.)(9300k)
(b) For CMO M190A1-L02 panel: 300cd/m
2
(Typ.)
220cd/m
2
(Min.) (6500k);170 cd/m
2
(Min.)(9300k)
2-3. Contrast Ratio
(a) For InnoLux MT190AW01-V2 panel: 500:1 minimum;
700:1 Typical
(b) For CMO M190A1-L02 panel: 500:1 minimum; 850:1
Typical
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal Type :
Separate Sync, Composite, SOG (Sync On Green)
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 : 0.467 Vp-p
c) Color 15, 0 : 0.714 Vp-p
3) Input Impedance : 75
Ω
3-3. Operating Frequency
Horizontal : 30 ~ 83kHz
Vertical : 50 ~ 77Hz
4. Max. Resolution
D-sub Analog : 1440 x 900@75Hz
6. ENVIRONMENT
6-1. Operating Temperature : 0°C~40°C
(Ambient)
6-2. Relative Humidity : 20%~90%
(Non-condensing)
6-3. MTBF : 50,000 HRS with 90% Confidence
Lamp Life : 50,000 Hours(Min)
7. DIMENSIONS (with TILT/SWIVEL)
Width : 434.8 mm
Depth : 180 mm
Height : 370 mm
8. WEIGHT (with TILT/SWIVEL)
Net. Weight : 4.2
±
0.4 kg
Gross Weight : 5.2
±
0.4 kg