LG FLATRON 568LM LM568E-CA, Service Manual

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CONTENTS
SPECIFICATIONS
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1. LCD CHARACTERISTICS
Type : Color TFT LCD
Size : 15.0 inch (38.1cm)
Pixel Pitch : 0.297mm x 0.297mm
Electrical Interface : LVDS Interface
Color Depth : 8-bits/ 16,194,277colors
Active Video Area : 304.1mm x 228.1mm
Surface Treatment : Anti-Glare, Hard Coating (3H)
Backlight Unit : Top/Bottom edge side 4CCFL
(Cold Cathode Fluorescent Lamp)
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio
≥
10
Left : 65° typ., 60° min.
Right : 65° typ., 60° min.
Top : 40° typ., 35° min.
Bottom : 55° typ., 50° min.
2-2. Luminance : 200(min), 250(typ)
2-3. Viewing Angle by Contrast Ratio
≥
5
Left : 80° typ., 70° min.
Right : 80° typ., 70° min.
Top : 45° typ., 40° min.
Bottom : 80° typ., 70° min.
2-4. Contrast Ratio : 250(min), 300(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
Ω
3-3. Operating Frequency
Horizontal : 31 ~ 61kHz
Vertical : 56 ~ 75Hz
4. POWER SUPPLY
4-1. Power Adaptor
Input : AC 100~240V, 50/60Hz 1.2A
Output : DC 12V 3.0A
4-2. Power Consumption
5. ENVIRONMENT
5-1. Operating Temperature: 10°C~35°C (50°F~95°F)
(Ambient)
5-2. Relative Humidity : 5%~95%
(Non-condensing)
5-3. MTBF : 40,000(Min)
6. DIMENSIONS (with TILT/SWIVEL)
Width : 389.2mm (15.32'')
Depth : 161.8mm (6.37'')
Height : 382.4mm (15.05'')
7. WEIGHT (with TILT/SWIVEL)
Net. Weight : 4.8kg (10.58 lbs)
Gross Weight : 6.8kg (14.99 lbs)
8. Audio Spec
8-1. Audio AMP
Input : 0.700Vrms
Output : 1Wrms+1Wrms
S/N : more then 40dB
8-2. Speaker
Impedance : 4
Ω
input : Max: 1.5W, Normal: 1W
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 4
OPERATING INSTRUCTIONS ................................ 5
WIRING DIAGRAM ................................................. 6
DISASSEMBLY ....................................................... 7
BLOCK DIAGRAM ................................................. 10
DESCRIPTION OF BLOCK DIAGRAM...................11 ADJUSTMENT ...................................................... 12
TROUBLESHOOTING GUIDE .............................. 13
PRINTED CIRCUIT BOARD................................... 18
EXPLODED VIEW...................................................21
REPLACEMENT PARTS LIST ...............................23
PIN CONFIGURATION............................................27
SCHEMATIC DIAGRAM ......................................... 31
PACKING AND ACCESSORIES ............................ 38
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
OFF
POWER OFF
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF/OFF
-
POWER CONSUMPTION
less than 36 W
less than 3 W
less than 3 W
less than 3 W
less than 3 W
LED COLOR
GREEN
YELLOW
YELLOW
YELLOW
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
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