7-36 Auto Focus Multi Code Reader V430-series User’s Manual (Z392)
ISO/IEC 15415 Symbol Quality Output 1
Serial Cmd: <K870, output on overall grade, overall grade threshold, symbol contrast,
symbol contrast threshold, modulation, modulation threshold, reflectance
margin, reflectance margin threshold, fixed pattern damage, fixed pattern
damage threshold, axial non-uniformity, axial non-uniformity threshold, grid
non-uniformity, grid non-uniformity threshold, unused ECC, unused ECC
threshold>
Default: Grade B
Options: 0 = Grade D
1 = Grade C
2 = Grade B
3 = Grade A