LG L1511S Service Manual - Page 2

Contents, Specifications - troubleshooting

Page 2 highlights

CONTENTS SPECIFICATIONS 2 PRECAUTIONS 3 TIMING CHART 4 OPERATING INSTRUCTIONS 5 WIRING DIAGRAM 6 BLOCK DIAGRAM 7 DESCRIPTION OF BLOCK DIAGRAM 8 ADJUSTMENT 9 TROUBLESHOOTING GUIDE 10 PRINTED CIRCUIT BOARD 14 EXPLODED VIEW 15 REPLACEMENT PARTS LIST 17 PIN CONFIGURATION 20 SCHEMATIC DIAGRAM 22 SPECIFICATIONS 1. LCD CHARACTERISTICS Type : TFT XGA LCD Module Size : 352.0(H) x 263.5(V) x 14.0(T) Pixel Pitch : 0.297mm x 0.297mm Color Depth : 6bits(with FRC)/ 16M colors Active Video Area : 15.0inch (304.128 x 228.096) Surface Treatment : Anti-Glare, Hard Coating (3H) Backlight Unit : Top/Bottom edge side 2CCFL Electrical Interface : LVDS interface 2. OPTICAL CHARACTERISTICS 2-1. Viewing Angle by Contrast Ratio ≥ 10 Left : 55° min. Right : 55° min. Top : 40° min. Bottom : 40° min. 2-2. Luminance : 200(min.), 250(typ.) at Center point 2-3. Contrast Ratio :250(min.), 350(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 2) Voltage Level a) Color 0, 0 b) Color 7, 0 c) Color 15, 0 3) Input Impedance : R, G, B Analog : 0~0.714 V : 0 Vp-p : 0.467 Vp-p : 0.714 Vp-p : 75 Ω 3-3. Operating Frequency Horizontal Vertical : 30 ~ 63kHz : 56 ~ 75Hz 4. POWER SUPPLY 4-1. Power 100~240V, 50/60Hz 0.6A 4-2. Power Consumption MODE H/V SYNC VIDEO POWER CONSUMPTION LED COLOR POWER ON (MAX) ON/ON ACTIVE less than 30 W GREEN POWER ON (NORMAL) ON/ON ACTIVE less than 28 W GREEN STAND-BY OFF/ON OFF less than 3 W AMBER SUSPEND ON/OFF OFF less than 3 W AMBER DPMS OFF - - less than 3 W AMBER 5. ENVIRONMENT 5-1. Operating Temperature: 10°C~35°C (50°F~95°F) (Ambient) 5-2. Relative Humidity : 10%~80% (Non-condensing) 5-3. MTBF : 50,000 Hours (Min.) Lamp Life : 30,000 Hours (Min.) 6. DIMENSIONS (with TILT/SWIVEL) Width Depth Height : 356mm (14.01'') : 151.7mm (5.97'') : 359.8mm (14.16'') 7. WEIGHT (with TILT/SWIVEL) Net. Weight Gross Weight : 4.0kg (8.82 lbs) : 5.5kg (12.13 lbs)

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CONTENTS
SPECIFICATIONS
1. LCD CHARACTERISTICS
Type
: TFT XGA LCD Module
Size
: 352.0(H) x 263.5(V) x 14.0(T)
Pixel Pitch
: 0.297mm x 0.297mm
Color Depth
:
6bits(with FRC)/ 16M colors
Active Video Area
: 15.0inch
(304.128 x 228.096)
Surface Treatment : Anti-Glare, Hard Coating (3H)
Backlight Unit
: Top/Bottom edge side 2CCFL
Electrical Interface
: LVDS interface
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
10
Left
:
55° min.
Right
:
55° min.
Top
:
40° min.
Bottom
:
40° min.
2-2. Luminance
:
200(min.), 250(typ.) at Center point
2-3. Contrast Ratio :250(min.), 350(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
: 0~0.714 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
3-3. Operating Frequency
Horizontal
: 30 ~ 63kHz
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)
(Ambient)
5-2. Relative Humidity
: 10%~80%
(Non-condensing)
5-3. MTBF
: 50,000 Hours (Min.)
Lamp Life
: 30,000 Hours (Min.)
6. DIMENSIONS (with TILT/SWIVEL)
Width
: 356mm (14.01'')
Depth
: 151.7mm (5.97'')
Height
: 359.8mm (14.16'')
7. WEIGHT (with TILT/SWIVEL)
Net. Weight
: 4.0kg (8.82 lbs)
Gross Weight
: 5.5kg (12.13 lbs)
SPECIFICATIONS
...................................................
2
PRECAUTIONS
.......................................................
3
TIMING CHART
.......................................................
4
OPERATING INSTRUCTIONS
................................
5
WIRING DIAGRAM
.................................................
6
BLOCK DIAGRAM
...................................................
7
DESCRIPTION OF BLOCK DIAGRAM
...................
8
ADJUSTMENT
........................................................
9
TROUBLESHOOTING GUIDE
..............................
10
PRINTED CIRCUIT BOARD
...................................
14
EXPLODED VIEW
...................................................
15
REPLACEMENT PARTS LIST
...............................
17
PIN CONFIGURATION
............................................
20
SCHEMATIC DIAGRAM
........................................
22
MODE
POWER ON (MAX)
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
H/V SYNC
ON/ON
ON/ON
OFF/ON
ON/OFF
-
POWER CONSUMPTION
less than 30 W
less than 28 W
less than
3 W
less than
3 W
less than
3 W
LED COLOR
GREEN
GREEN
AMBER
AMBER
AMBER
VIDEO
ACTIVE
ACTIVE
OFF
OFF
-