ViewSonic Corporation  9  Confidential - Do Not Copy   VA703b-4_VA703m-4 
Primary Presets      
1280 x 1024 @ 60Hz 
 
User Presets 
Number of User Presets (recognized timings) Available: 10 presets total in FIFO configuration 
 
Changing Modes 
●  Maximum Mode Change Blank Time for image stability : 3 seconds (Max), excluding “Auto Image 
Adjust” time   
●  Under DOS mode (640 x 350, 720 x 400 & 640 x 400),    it should recall factory setting when 
execute “Auto Adjust” 
●  The monitor needs to do “Auto Image Adjust” the first time a new mode is detected 
(See section “0-Touch™ Function Actions”) 
●  The monitor needs to do “Auto Adjust” the first time a new mode is detected 
(See section “0-Touch™ Function Actions”) 
 
2-5 AUDIO INTERFACE (SPEAKER SPECIFICATION) ( for VA703m-4 only) 
 
Line input connection 
3.5 mm stereo jack 
Line input signal  1.0Vrms 
Line input impedance  >10 kOhm 
Maximum power output (Electric) 
1 W @ < 15% DISTORTION 
Signal to Noise Ratio  50 dB 
Frequency response  200 Hz – 20 Khz 
Distortion 
<15 % THD (@1kHz) 
Vibration 
There should be no audible vibration with volume at 
100%. (Input signal within 1.0 Vrms) 
Screen image 
There should be no affect on the screen image stability 
under any conditions 
Connector PC99 requirement Audio in 
Lime Green pantone # 577C 
Cable type / length  3.5mm stereo cable / 1.8m length 
Audio DPMS 
NOTE: THERE IS NO GUARANTEE <1 W POWER 
CONSUMPTION IN ACTIVE OFF MODE, WHEN THE 
AUDIO CABLE IS CONNECTED