[Superset] Chapter5_SPC Plus_ENG_20100827TW - 第34页

Programmer's Manual | 34 3.9.2. PCB INFORMA TION WINDOW The  PCB  information  window  displays  the  PCB  info rmation  for  the  following:   ID  Number   PCB  Name   Number  of  All  Pad s  …

Programmer's Manual | 33

Selectmorethan2PCBsfromListViewandclicktheHistogramicon.Thewindowshownabov ewill

appear.

 Histogramlist:QueriesvarioushistogramsfortheselectedPCBatonce

 Histogram detail query window: Queries the details of the PCB histogram selected from

thehistogramlist

 Histogramsetupwindow:

Definesthesettingsforthehistogramlistgraph

 PCBinformationwindow:QueriesthePCBhistogramselectedfromthehistogramlist

Each category will be described in the next page.

Note:Histogramcanobtainaccuratevaluesbyloadingallpads.Itcanalsocheckthemby arrayorpanel.

Note:ThefilesavepathofSaveScreenfromthecategoryabovecanbeconfiguredinSetup.

3.9.1. HISTOGRAM LIST

Thehistogramlistdisplaysthegraphforthevaluesofacertainrangeofelements(volume,height,

range,andtwis t) selectedfromthehistogramsetupwindow.

Figure 3-15. Histogram list screen

Thegraphofthehistogramlistconsistsofthefollowingelements:

 Fourcolorlines

Blueline:Minimumvalue

Yellowline:Centerlineofthescreen

Greenline:Averagevalue

Redline:Maximumvalue

 Threecolorbars

Blackbar:Normal

Bluebar:Thequantityofdefectivepadsasthevalueofthecorrespondingelement

islessthanthestandardvalue.

RedBar:Thequantityofdefectivepadsasthevalueofthecorrespondingelement

isgreaterthanthestandardvalue.

Programmer's Manual | 34

3.9.2. PCB INFORMATION WINDOW

ThePCBinformationwindowdisplaysthePCBinformationforthefollowing:

 IDNumber

 PCBName

 NumberofAllPads

 InspectionDate

 InspectionTime

 Volume

 BarCode

3.9.3. HISTOGRAM SETUP WINDOW

Theaverageoptionofthehistogramsetupwindowisthecategorythatsetsthelocationslinestobe

displayedonthehistogramlist.

Seethefollowingtableforthecategoriesofaverageoption:

Category Description

Individual Avg

Changes the Center, Minimum, and Maximum lines for the individual

standards in the histogram list

Screen Histo. Avg

Changes the Center, Minimum, and Maximum lines on the average in the

histogram list

All Histo. Avg

Changes the Center, Minimum and Maximum lines on the average in the

entire histogram

Limitation The user sets the limit value

Save screen Saves the image to the location configured in Setup

Programmer's Manual | 35

3.9.4. VIEWING THE HISTOGRAM

To view detailed information of the histogram in more convenient and  useful ways, it is

categorizedwiththefollowing3tabs:

 SelectHistogram

 TotalHistogram

 LargeHis togram

3.9.4.1. Selecting a Histogram

The Select Histogram tab allows selecting and viewing the volume, area, height, and offset

histograms.

3.9.4.2. Total Histogram

TheTotalHistogramtabshowsthevolume,area,height,andoffsethistogramsonthescreen.