![background image](http://html.mh-extra.com/html/benq/sx930/sx930_service-manual_2735009164.webp)
164
Chart 1 Example of Pixel Testing Pattern (60” screen size)
A.16 Defocus and Flare Test Procedure
Procedure:
Step 1: Get best focus image (best uniform) with Pattern1
Step 2: Check specified screen sizes and zoom positions
Step 3: Use Chart1 to measure defocus and flare of R,G,B color at Pattern 2,3,4
Example of 1.5 pixel flare:
Remark:
1. Abnormal focus: Example: double pixel
A.17 Definition of “Slight flare”
Slight flare is observed with following steps:
1.
Slight flare is measured with the “Line” in pattern “Cross hatch with dots”
2.
A slight flare is defined as flare with very faint brightness compares to “Normal Flare” in
“Line”. Please refer to the drawing below:
3.
To use 50% ND filter for slight flare judgment.(Except defocus/flare spec 3/4)
4. Slight Flare is not accounted as flare. (Except defocus/flare spec 3/4)
1.5 pixels
Grid of 1.5
pixels
Flare
Defocus
1 Pixel
Summary of Contents for SX930
Page 3: ...3 Update History Revision Chapter Changes Date Rev 00a Initial version 2015 9 21 ...
Page 27: ...27 Remote Control Function and Key Code Definition Detail See Appendix2 ...
Page 29: ...29 CTN LBL PRINTING 1 For 9H JEG77 15A Actual Date ...
Page 30: ...30 3 For 9H JEG77 15E 15U Actual Date Actual Date ...
Page 31: ...31 4 For 9H JEG77 15T Actual Date ...
Page 32: ...32 SPEC LBL PRINTING 1 For 9H JEG77 15X exclude 9H JEG77 15C ...
Page 33: ...33 2 For 9H JEG77 15E ...
Page 34: ...34 LAMP LBL PRINTING ...
Page 72: ...72 Page1 Page2 ...
Page 73: ...73 Page3 Page4 ...
Page 74: ...74 Page5 Page6 ...
Page 75: ...75 Page7 ...
Page 85: ...85 ...
Page 86: ...86 Module 2 ASSY UPPER CASE ...
Page 87: ...87 Module 3 ASSY LOWER CASE ...
Page 102: ...102 63 Disassemble the wire dresser 64 Disassemble the sponge 65 Lower case ...
Page 128: ...128 10 4 assemble the rear case 10 Assemble lamp module 8R0 screw 3 Stand off 8F VG564 8R0 ...
Page 132: ...132 13 Paste the label of logo 14 Assemble RING FOCUS and lock well Fig 9 5 3A 1W801 001 ...
Page 135: ...135 Chapter 1 System Analysis ...
Page 144: ...144 ...