![](https://pdfstore-manualsonline.prod.a.ki/pdfasset/5/66/5668e2cf-2caf-4ef7-853d-a048ff7aff1a/5668e2cf-2caf-4ef7-853d-a048ff7aff1a-bge.png)
3-3ASUSLCDMonitorVH238HSeries
3. Image
YoucanadjusttheimageSharpness,TraceFree,AspectControl,ASCR,
Position(VGAonly),andFocus(VGAonly)fromthismainfunction.
VH238
Splendid
Color
Image
Input Select
Move Menu Exit
System Setup
Focus
Sharpness
Aspect Control
ASCR
50
Full
Position
Trace Free 60
OFF
• Sharpness:Adjustthepicturesharpness.Theadjustingrangeisfrom0
to100.
• Trace Free:SpeeduptheresponsetimebyOverDrivetechnology.The
adjustingrangeisfromlower0tofaster100.
• Aspect Control:Adjusttheaspectratioto“Full”,“4:3”,or“OverScan”
(OnlyavailableforHDMIinput).
• ASCR:SelectONorOFFtoenableordisabledynamiccontrastratio
function.
• Position:Adjustthehorizontalposition(H-Position)andthevertical
position(V-Position)oftheimage.Theadjustingrangeisfrom0to100
(OnlyavailableforVGAinput).
• Focus:ReduceHorizonal-linenoiseandVertical-linenoiseoftheimage
byadjusting(Phase)and(Clock)separately.Theadjustingrangeisfrom
0to100(OnlyavailableforVGAinput).
• Phaseadjuststhephaseofthepixelclocksignal.Withawrongphase
adjustment,thescreenshowshorizontaldisturbances.
• Clock(pixelfrequency)controlsthenumberofpixelsscannedbyone
horizontalsweep.Ifthefrequencyisnotcorrect,thescreenshowsvertical
stripesandtheimageisnotproportional.