CONTENTS
- 2 -
Copyright
2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
TIMING CHART ....................................................... 7
DISASSEMBLY ....................................................... 8
BLOCK DIAGRAM...................................................12
DISCRIPTION OF BLOCK DIAGRAM .................. 14
ADJUSTMENT ...................................................... 16
SERVICE OSD........................................................17
TROUBLESHOOTING GUIDE .............................. 18
WIRING DIAGRAM ............................................... 24
EXPLODED VIEW...................................................25
REPLACEMENT PARTS LIST ...............................27
SCHEMATIC DIAGRAM......................................... 31
1. LCD CHARACTERISTICS
Type : TFT Color LCD Module
Active Display Area : 17 inch - L1733T
: 19 inch - L1933T
Pixel Pitch : 0.264 (H) x 0.264 (V) - L1733T
: 0.294 (H) x 0.294 (V) - L1933T
Color Depth : 8bits, 16.2M colors
Size :
358.5 (H) x 296.5 (V) x 17.0(D) - L1733T
:
396 (H) x 324 (V) x 17.5(D) - L1933T
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 : +60° min., +70°(Typ)
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
75%(min)
2-3. Contrast Ratio : 1400:1 (DFC)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync, Digital, SOG
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 : 0.467Vp-p
c) Color 15, 0 : 0.714Vp-p
3) Input Impedance : 75Ω
3-3. Operating Frequency
Horizontal : 30 ~ 83kHz
Vertical : 56 ~ 75Hz
4. Max. Resolution
D-sub Analog : 1280 x 1024@75Hz
Digital : 1280 x 1024@60Hz
5. POWER SUPPLY
5-1. Power : AC 100~240V, 50/60Hz , 0.6A
5-2. Power Consumption
6. ENVIRONMENT
6-1. Operating Temperature : 10°C~35°C (50°F~95°F)
(Ambient)
6-2. Relative Humidity : 10%~80% (Non-condensing)
6-3. MTBF : 50,000 HRS with 90% Confidence
Lamp Life : 50,000 Hours(Min)
7. DIMENSIONS (with TILT/SWIVEL)
L1733T
Width : 364.5 mm (14.35'')
Depth : 180 mm (7.09'')
Height : 378.2 mm (14.89'')
L1933T
Width : 402 mm (15.83'')
Depth : 180 mm (7.09'')
Height : 407.5 mm (16.04'')
8. WEIGHT (with TILT/SWIVEL)
L1733T
Net. Weight : 3.5 kg (7.72 lbs)
Gross Weight : 4.6 kg (10.14 lbs)
L1933T
Net. Weight : 4.4 kg (9.70 lbs)
Gross Weight : 5.6 kg (12.35 lbs)
SPECIFICATIONS
MODE
POWER ON (NORMAL)
STAND-BY
SUSPEND
DPMS OFF
POWER S/W Off
H/V SYNC
ON/ON
OFF/ON
ON/OFF
OFF/OFF
-
POWER CONSUMPTION
less than 33 W -L1733T
less than 37 W -L1933T
less than 1 W
less than 1 W
less than 1 W
less than 1 W
LED COLOR
BLUE
or GREEN
AMBER
AMBER
AMBER
OFF
VIDEO
ACTIVE
OFF
OFF
OFF
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