ViewSonic N3250wb-1G, Руководство по обслуживанию

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Parameter Specification
LCD Type
a-Si TFT Active Matrix Wide Color, Transmissive Mode, Normally
Black
LCD Interface 1-Channel LVDS
Resolution (Native) WXGA, 1366 x 768
Display Area 32” diagonal; 697.68 (H) x 392.25 (V)
Pixel Pitch 0.51075(H) × 0.51075(V) mm
Viewing Angle
H = +/- 85
°
, V = +/- 85
°
with CR ≥ 10 (Point-5)
Contrast Ratio 1200:1 (Typ); 800:1 (Min)
Brightness 500 nits (Typ.); 400 nits (Min)
Response Time 8ms, (Typical), g-g
Color Gamut NTSC 75% Typ
Brightness Uniformity 75%
Chromaticity (CIE1931) 9300K (Standard Mode Only)
Colors 16.7M
Surface Treatment Hard coating 3H
Backlight 14 CCFLs (Cold cathode Fluorescent Lamp)
Panel Acceptance
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.
Front Screen Artifacts
VS Standard:
a.) No Visible Streaking, Sag or Smearing artifacts when driven by
the specified video cards in the primary mode (VGA at 60 Hz)
and after user adjustment
b.) No image drift or lose fine-tune settings due to panel temperature
change
Note: 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” LG TAPQ-S701D” and “LG TAPE-S701D” for
PAL/SECAM. The following table defines this tuner specification.
Parameter Specification
RF Input Level 0 ~ 15dBmV
RF Tuning Range
PAL B/G: 48.25 to 855.25 MHz, for Off-Air and CATV
PAL D/K: 49.75 to 855.25 MHz for Off-Air and CATV
PAL I: 471.25 to 855.25 MHz for Off-Air and CATV
SECAM D/K 55.75 to 791.25 MHz for Off-Air and
CATV
PAL/SECAM: 48.25 MHz to 855.25 MHz
RF Tuner Sensitivity (S/N Ratio at
un-weight)
-45 dB (min.)
Channel Bandwidth
PAL: 7/8 MHz Maximum
SECAM: 8 MHz Maximum
CVBS Characteristics:
Video Amplitude Signal
DC Level Sync Pulse
0.7(min.)–1.1(max.) V
Typical. 0.35 V
Audio Characteristics:
AF Output Level Measured via LP
20 kHz Filter, RMS Decoder,
50us De-emphasis
THD
S/N
Typical. 0.35Vrms
0.5% (max.)
44 dB (min.)
Compatible system TUNER SECAM/PAL
ViewSonic Corporation
Confidential - Do Not Copy
N
3250
w
b
-1
G
4
2. Specification