ViewSonic Corporation
Confidential - Do Not Copy
VA702-3_VA702b-3
10
3.
ELECTRICAL SPECIFICATIONS
3.1
Standard conditions
Display Area
338 x 270 mm
Video Signal
0.7 Vpp
Contrast
70%
Brightness
Max.
Ambient
20 +/- 5
°
C
Input
AC
Warming up
> 30 min
Display
1280 x 1024
3.2
POWER
3.2.1
Power supply
Input Voltage
90 -240 ~Volts
Power Frequency
Input current
50/ 60 Hz +/-3Hz
<1.5Arms @ 90Vac
<0.75Arms@240Vac
Inrush current
90A(max.) at 230Vac
Power consumption
50Watt
Output Voltage
@0-3.0A load 12Vdc +/-5%
3.2.2
Power Management
State
Power
Indicator
On 36Watt Green
Standby
<1Watt
Amber
Off
<1Watt
3.3
Acceptable timing
If your timing is within following specification, this LCD display can automatically function with a certain position.
Horizontal: Sync frequency : 30~81 kHz
Vertical: Sync frequency : 56~85Hz(1280x1024,75Hz)
3.4
Signal level and input impedance
3.4.1
Video Signal level This LCD display is adjusted at the factory using 0,7 Vp-p Video signal.
3.4.2
Sync Signal level
H/V Separate : TTL level
3.4.3
Input impedance
Video input : 75 ohms
Sync input : > 1 k ohms
4.
SIGNAL CABLE :
Signal cable with Mini D-Sub 15P connectors at both ends. Length : 1.8 meter.