Chapter 1 1-17

Optical Specification
Contrast ration 50 (typ) 100 (typ) 100 (typ)
Brightness (cd/m2) 70 (typ) 70 (typ) 100 (typ)
Brightness control keyboard
hotkey keyboard
hotkey keyboard
hotkey
Contrast control keyboard
hotkey None None
Electrical Specification
Supply voltage for
LCD display (V) 3.3 (typ) 3.0~3.6 (typ) 3.3 (typ)
Supply voltage for
LCD backlight (Vrms) 600 (typ) 650 (typ), 660
(max) 650 (typ)

AC Adapter

Item Specification
Vendor & model name Delta ADP-60HB.Rev.A
Input Requirements
nominal voltages
(Vrms) 90~270
Frequency variation
range (Hz) 47~63
Maximum input current
(A, @90Vac, full load) 1.5A
Inrush current The maximum inrush current will be less than 50A and
100A when the adapter is connected to 115Vac (60Hz)
and 230Vac(50Hz) respectively.
Efficiency It should provide an efficiency of 83% minimum, when
measured at maximum load under 115V (60Hz) &
230Vac (60Hz)
Output Ratings (CV mode)
DC output voltage (V) +19.0V~20.5V
Noise + Ripple (mV) 300mvp-pmax (20Mhz bandwidth)
Output Ratings (CC mode)
Load (A) 0 (min) 3.16 (max)
Dynamic output Characteristics
Turn-on delay time (s,
@115Vac) 2

LCD

Item Specification
700SG-1.fm Page 17 Monday, June 8, 1998 6:38 PM