Hand Held Products IT4410 User Manual

D

if  Useful Height >= 1.0 X, else

F

otherwise

In Screening modes, this parameter is reported as "Useful Row Height is Too 
Short (1.5X)" when that is the case.

{7} lists the Data Safety Margin, which is the ratio of the unused error correc-

tion words to the recommended (!) number of such words.  Data Safety Mar-
gin can exceed 100%, when the ECL is higher than the minimum 
recommended, or be limited to 50% or lower, even with perfect printing, 
when the ECL is below minimum.  The grade is assigned as:

A

if  Safety Margin >= 62%, else

B

if  Safety Margin >= 50%, else

C

if  Safety Margin >= 37%, else

D

if  Safety Margin >= 25%, else

F

otherwise

In Screening modes, this parameter is reported as "Low Data Safety Margin 
(44%)" when that is the case.

{8} lists the Edge Accuracy measured in the Start or Stop patterns.  The grade 

is assigned as:

A

if  Edge Accuracy >= 62%, else

B

if  Edge Accuracy >= 50%, else

C

if  Edge Accuracy >= 37%, else

D

if  Edge Accuracy >= 25%, else

F

otherwise

In Screening modes, this parameter is reported as "Poor Edge Accuracy (59%)" 
when that is the case.

{9} lists the Print Growth measured in the Start or Stop patterns (the growth of 

the dark modules or "bars").  The grade is assigned as:

A

if  Print Growth is between +/- 20%, else

B

if  Print Growth is between +/- 30%, else

C

if  Print Growth is between +/- 40%, else

D

if  Print Growth is between +/- 50%, else

F

otherwise

In Screening modes, this parameter is reported as "Excessive Print Growth 
(33%)" or "Excessive Print Shrinkage (-43%)" when those are the cases.