Service manual

4-3. ELECTRICAL SPECIFICATIONS
l Standard conditions
Display Area 338 x 270 mm
Video Signal 0.7 Vpp
Contrast Max.
Brightness Max.
Ambient
20 +/- 5 °C
Input AC
Warming up > 30 min
Display 1280 x 1024
l
POWER
- Power supply
Input Voltage 90 -240 ~Volts
Power Frequency
Input current
50/ 60 Hz +/-3Hz
<1.5Arms @ 90Vac
<0.75Arms@265Vac
Inrush current 90A(max.) at 230Vac
Power consumption 50Watt
Output Voltage @0-4.8A load 12Vdc
+/-5%
- Power Management
State Power Indicator
On 45Watt Green
Standby <1Watt Amber
Off <1Watt
l Acceptable timing
If your timing is within following specification, this LCD display can automatically function with a certain
position.
Horizontal: Sync frequency : 30~80 kHz
Vertical: Sync frequency : 50~85Hz
l Signal level and input impedance
- Video Signal level This LCD display is adjusted at the factory using 0,7 Vp-p Video signal.
- Sync Signal level
H/V Separate : TTL level
- Input impedance
Video input : 75 ohms
Sync input : > 1 k ohms
6
ViewSonic Corporation Confidential
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Do Not Copy VE710b/s-1