Service manual

Panel

Characteristics:

ViewSonic Corporation Confidential

Do Not Copy

VX922-1

Source Panel

Model number CPT CLAA190EA05Q

Type TN type with LVDS interface

Active Size 372 (H) x 302 (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 40,000 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

≧70% Entire Area (min)

Contrast Ratio 650:1 (typ), 560:1 (min)

Color Depth 16.2 million colors (6 bits + 2 bits FRC)

Viewing Angle (Horizontal) @ CR>10

Typical: 150º

Minimum: 140º

@ CR>5

Typical: 170º

Minimum: 160º

Viewing Angle (Vertical) @ CR>10

Typical: 135º

Minimum: 125º

@ CR>5

Typical: 170º

Minimum: 160º

Response Time

10%-90% @ Ta=25°C

Without OD Function (on/off)

6ms (typ)

12ms(max)

With OD Board (on/ off)

Tr =T.B.D ms,Tf =T.B.D ms Total =T.B.D ms (typ)

With OD Function (gray –gray)

One-way (Average of Tr and Tf) = 2 ms (typ)

Panel Defects Please see Panel Quality Specifications.