Table Of Contents; Specifications - LG Flatron L1753S Service Manual

SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 7
DISASSEMBLY ........................................................ 8
BLOCK DIAGRAM...................................................12
DISCRIPTION OF BLOCK DIAGRAM .................. 13
ADJUSTMENT ...................................................... 16
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 17 inch - L1753S
: 19 inch - L1953S
Pixel Pitch : 0.264 (H) x 0.264 (V) - L1753S
: 0.294 (H) x 0.294 (V) - L1953S
Color Depth : 8bits, 16.2M colors
Size : 358.5 (H) x 296.5 (V) x 17.0(D) - L1753S
: 396 (H) x 324 (V) x 17.5(D) - L1953S
Electrical Interface : LVDS
Surface Treatment : Hard-coating(3H), Anti-Glare
Operating Mode : Normally White, Transmissive mode
Backlight Unit : 4-CCFL
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio ≥ 10
Left : -60° min., -70°(Typ) Right
Top :+60° min., +75°(Typ) Bottom : -50° min., -65°(Typ)
2-2. Luminance : 230(min), 300(Typ) (Full White pattern, 0.70V) -6500K
: 150(min) (Full White pattern, 0.70V) -9300K
2-3. Contrast Ratio : 1400:1 (DFC)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync, SOG
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
3-3. Operating Frequency
Horizontal
Vertical

SPECIFICATIONS

: +60° min., +70°(Typ)
75%(min)
: R, G, B Analog
: 0~0.71 V
: 0 Vp-p
: 0.467Vp-p
: 0.714Vp-p
: 75Ω
: 30 ~ 83kHz
: 56 ~ 75Hz
CONTENTS
SERVICE OSD ........................................................17
TROUBLESHOOTING GUIDE .............................. 18
WIRING DIAGRAM ............................................... 24
EXPLODED VIEW...................................................25
REPLACEMENT PARTS LIST ...............................27
SCHEMATIC DIAGRAM ......................................... 30
4. Max. Resolution
D-sub Analog
5. POWER SUPPLY
5-1. Power : AC 100~240V, 50/60Hz , 0.6A
5-2. Power Consumption
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
POWER S/W Off
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
6-2. Relative Humidity
6-3. MTBF
Lamp Life
7. DIMENSIONS (with TILT/SWIVEL)
L1753S
Width
Depth
Height
L1953S
Width
Depth
Height
8. WEIGHT (with TILT/SWIVEL)
L1753S
Net. Weight
Gross Weight
L1953S
Net. Weight
Gross Weight
- 2 -
: 1280 x 1024@75Hz
VIDEO POWER CONSUMPTION
H/V SYNC
less than 35 W -
ACTIVE
ON/ON
less than 39 W -
OFF less than 1 W
OFF/ON
OFF less than 1 W
ON/OFF
OFF less than 1 W
OFF/OFF
-
- less than 1 W
(Ambient)
: 10%~80% (Non-condensing)
: 50,000 HRS with 90% Confidence
: 50,000 Hours(Min)
: 364.5 mm (14.35'')
: 180 mm (7.09'')
: 378.2 mm (14.89'')
: 402 mm (15.83'')
: 180 mm (7.09'')
: 407.5 mm (16.04'')
: 3.3 kg (7.28 lbs)
: 4.4 kg (9.70 lbs)
: 4.2 kg (9.26 lbs)
: 5.4 kg (11.91 lbs)
LED COLOR
L1753S
BLUE
L1953S
or GREEN
AMBER
AMBER
AMBER
OFF