7. ELECTRICAL SPECIFICATION
7.1 Power Specification
7.1.1 AC-DC converter
Input voltage 90- 264V
Frequency range 50/ 60 ± 2 Hz
Inrush current Shall be less than the ratings of critical components
(including fuse, rectifiers and surge limiting device)
for all conditions of line in voltage.
Maximum power
consumption: <50W (Max) / <45W (Typ.)
7.1.2 Power Management
Mode HSYNC VSYNC Video Pwr-cons. Indication Rec. time
Power-On On On active < 50 W Green LED --
Off Off Off blanked < 1 W Amber LED < 3 s
DC Power Off N/A < 1 W LED Off
7.2 Standard Test conditions
Unless otherwise specified, this specification is defined under the following conditions.
(1) Input signal : As defined in Timing table, 1680 x 1050
non-interlaced mode (1680X1050@60Hz 146.25MHz), signal sources must
have 75 ohm output impedance.
(2) Luminance setting : controls to be set to 300 nits with full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 – 600 lux.
(5) Ambient temperature: 20 ± 5 °C
7.3 Test equipment
Personal computer with Windows 98/2000/XP
Luminance meter Minolta CA110
Videogenerator: Chroma 2000, 2135, 2250 or equivalent
Colour analyzer: Minolta or Chroma
10 times magnifier
Ruler / Template
Thickness gauge
Watt / Power Meter
7.4 Video Generator test sequence
Will be defined by TVI or its subcontracted quality providers.
7.5 Analog input
Analog input R,G,B level: 0 - 850 mV max.
Polarity: positive, negative
Impedance: 75 Ω ± 1%
Sync: HV separate sync, composite sync,
7.6 Optical response time
74 220CW8 LCD
http://www.wjel.net
To Next Page
Loading...
