ViewSonic N2635w-1M, Service Manual

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V260B1-L01. The following table defines this panel specification. Any changes in panel must
be pre-approved by ViewSonic in written.
Parameter Specification
LCD Type
a-Si TFT Active Matrix Wide Color, Transmissive Mode, Normally
Black
LCD Interface 1-Channel LVDS
Resolution (Native) 1366 x 768 WXGA
Display Area 26” diagonal; 575.769 (H) x 323.712 (V) mm
Pixel Pitch 0.1405 (H) x 0.4215 (V) mm
Viewing Angle H = 160, V = 150 with CR ≥ 10 (Typical)
Contrast Ratio 800:1 (Typical)
Brightness 500 nits (Typical)
Response Time 8 ms, (Typical), g-g
Brightness Uniformity 75% (Min), measured per panel spec.
Chromaticity(CIE1931) White-x:0.280,White-y:0.285 (Standard Mode Only)
Colors 16.2M
(6-bits+FRC)
Surface Treatment Hard coating (3H)
Backlight 12 CCFLs (Cold cathode Fluorescent Lamp)
Preset Color Panel Default
Gray Scale 0-255
Rated Life (Backlight) > 50KHrs* (60KHrs Typical)
Front Screen Artifacts
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.
Panel Acceptance Spec
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.
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 Specification
RF Input Level 45 ~ 85dBµV
RF Tuning Range
NTSC/ATSC: 55.25 to 801.25 MHz, 2-69 Channels
for Off-Air and 1-125 Channels for CATV
RF Tuner Sensitivity (S/N Ratio at
un-weight)
45 dB (min.)
Channel Bandwidth NTSC/ATSC: 6 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,
75us De-emphasis
THD
S/N
Typical. 0.35Vrms
10% (max.)
44 dB (min.)
Compatible system TUNER NTSC/ATSC
Compatible system AV NTSC M
ViewSonic Corporation
Confidential - Do Not Copy
N
26
35w-1M
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