Specification - ViewSonic N2230w-2M Service Manual

2. Specification

LCD panel of this product shall be provided by "MTD" with a model number of CLAA220WA01.
The following table defines this panel specification. Any changes in panel must be pre-approved by
ViewSonic in written.
Parameter
LCD Type
LCD Interface
Resolution (Native)
Display Area
Pixel Pitch
Viewing Angle
Contrast Ratio
Brightness
Response Time
Brightness Uniformity
Chromaticity(CIE1931)
Colors
Surface Treatment
Backlight
Preset Color
Gray Scale
Rated Life (Backlight)
Front Screen Artifacts
Panel Acceptance Spec
Note: Also refer to the panel defect acceptance specification.
Panel performance characteristics " MUST BE" met in all display modes/inputs at standard test
conditions.
1. RF Tuner
RF tuner of this product shall be provided by "Samsung DTVS205CH201A" for NTSC/ATSC. The
following table defines this tuner specification.
Parameter
RF Tuning Range
RF Tuner Sensitivity (S/N
Ratio at un-weight)
Channel Bandwidth
CVBS Characteristics:
Video Amplitude Signal
Audio Characteristics:
SIF out level
Compatible system TUNER
Compatible system AV
ViewSonic Corporation
a-Si TFT Active Matrix Wide Color, Transmissive Mode, Normally
Black
1-Channel LVDS
1680 X 1050
21.6" diagonal; 464.94 (H) x 290.59 (V) mm
0.276 (H) x 0.276 (V) mm
H = 160, V = 160 with CR≥10 (Typical)
1000:1 (Typical)
300 nits (Typical)
5 ms, (Typical),
75% (Min), measured per panel spec.
White-x:0.313,White-y:0.329 (Standard Mode Only)
167M (8-bits)
Hard coating (3H)
4 CCFLs (Cold cathode Fluorescent Lamp)
Panel Default
0-255
> 50KHrs*(ILO at 3.0mA)
VS Standard:
a.) No Visible Streaking, Sag or Smearing artifacts when driven by
the specified video cards (see 7.1 General Test Equipment) in
the primary mode (VGA & 60 Hz) and after user adjustment
b.) No image drift or lose fine-tune settings due to panel
temperature change.
Refer to the panel acceptance criteria specification.
Note: Intermittent and/or Display Pattern defects which result in
further bright or dark dots will be counted individually against the
above specification.
NTSC/ATSC: 55.25 to 803 MHz, 2-69 Channels for Off-Air and
1-125 Channels for CATV
44 dB (min.)
NTSC/ATSC/Digital Cable: 6 MHz Maximum
0.8(min.)–1.2(max.) V
500mV (typ.)
NTSC/ATSC/QAM
NTSC M
3
Specification
Specification
Confidential - Do Not Copy
N2230w-2M