Service manual

l TFT LCD PANEL
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st
Source Panel
Model number LPL LM190E03 B4N2/B4N4
Type TN type with LVDS interface
Active Size 376.3 (H) x 301.1 (V)
Pixel Arrangement RGB Vertical Stripe
Pixel Pitch 0.294 mm
GLASS TREATMENT Anti Glare (Hard coating 3H)
# OF BACKLIGHTS 4 CCFL edge-light (2 top / 2 bottom)
BACKLIGHT LIFE 50,000 Hours (Min)
Luminance (5-point) –
Condition:
CT = 6500K, Contrast = Max, Brightness = Max
250 cd/m2 (Typ after 30 minute warm up)
200 cd/m2 (Min after 30 minute warm up)
Brightness Uniformity ≧77% % Entire Area
Contrast Ratio 500:1 (typ), 300:1 (min)
Color Depth 16.2 million colors (6 bits + 2 bits FRC)
Viewing Angle (Horizontal) @ CR>10
Typical: 140º (±70º)
Minimum: 120º (±60º)
@ CR>5
Typical: 160º (±80º)
Minimum: 140º (±70º)
VIEWING ANGLE (VERTICAL) @ CR>10
Typical: 140º (±70º)
Minimum: 120º (±60º)
@ CR>5
Typical: 160º (±80º)
MINIMUN: 140º (±70º)
Response Time
10%-90% @ Ta=25°C
12 ms (Tr= 2 ms, Tf = 10 ms) (typ)
25 ms (Tr= 5 ms, Tf = 20 ms) (max)
Panel Defects Please see Panel Quality Specifications.
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