Table Of Contents; Specifications - LG Flatron L1930SQ Service Manual

SPECIFICATIONS ................................................... 2
PRECAUTIONS ....................................................... 3
SERVICE PRECAUTIONS ...................................... 4
TIMING CHART ....................................................... 7
DISASSEMBLY .........................................................8
WIRING DIAGRAM ............................................... 10
1. LCD CHARACTERISTICS
Type : TFT Color
Size : 19 inch
Pixel Pitch : 0.294 (H) x 0.294 (V)
Color Depth : 16.2M colors
Electrical Interface : LVDS
Surface Treatment : Hard-coating(3H), Anti-Glare
Operating Mode : Normally White, Transmissive mode
Backlight Unit : Top/Bottom edge side 4-CCFL
2. OPTICAL CHARACTERISTICS
2-1. Viewing Angle by Contrast Ratio ≥ 10
Left : -60° min., -70°(Typ) Right
Top :+65° min., +75°(Typ) Bottom : -55° min., -65°(Typ)
2-2. Luminance : 200(min), 250(Typ)
2-3. Contrast Ratio : 300(min), 500(Typ)
3. SIGNAL (Refer to the Timing Chart)
3-1. Sync Signal
• Type : Separate Sync,
SOG (Sync On Green)
Composite Sync
3-2. Video Input Signal
1) Type
2) Voltage Level
3) Input Impedance
3-3. Operating Frequency
Horizontal
Vertical

SPECIFICATIONS

: +60° min., +70°(Typ)
: R, G, B Analog
: 0~0.7 V
: 75 Ω
: 30 ~ 83kHz
: 56 ~ 75Hz
CONTENTS
BLOCK DIAGRAM ................................................. 11
ADJUSTMENT ...................................................... 14
TROUBLESHOOTING GUIDE .............................. 16
EXPLODED VIEW...................................................20
REPLACEMENT PARTS LIST ...............................22
SCHEMATIC DIAGRAM ......................................... 24
4. Max. Resolution
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
7. DIMENSIONS (with TILT/SWIVEL)
Width
Depth
Height
8. WEIGHT (with TILT/SWIVEL)
Net. Weight
Gross Weight
- 2 -
: 1280 x 1024 / 75Hz
H/V SYNC VIDEO
POWER CONSUMPTION
ON/ON ACTIVE less than 43 W
OFF/ON OFF less than 1 W
less than 1 W
ON/OFF
OFF
OFF
OFF/OFF less than 1 W
-
- less than 1 W
(Ambient)
: 10%~80%
(Non-condensing)
: 50,000 Hours(Min)
: 444.4 mm (17.50'')
: 108.7 mm (4.28'')
: 423.8 mm (16.68'')
: 6.5 kg (14.33 lbs)
: 8.8 kg (19.40 lbs)
LED COLOR
GREEN
AMBER
AMBER
AMBER
Off