Datamax-O'Neil DPL Programmer’s Manual - Manual (Page 104)

Extended System-Level Command Functions
96
STX KH Dot Check
This command specifies dot check operations for the printhead elements.
Syntax:
KHx
Where:
x
- Specifies the operation, where:
P = Performs dot check;
A = Returns the most recent dot check and dot
resistance results; and,
B = Returns the most recent dot check failed dot
results.
Sample: KHP
The sample above performs dot check with DOTCHECK and a
progress bar displayed.
Sample: KHA
The sample above returns results from the last dot check for
every element and its resistance up to 1350 ohms [with out of
range (bad or suspect) values indicates as ******], the number
of dots tested, the total number of bad or suspect dots detected
and, the minimum, maximum, and average resistance
and variance:
DOTCHECK RESULTS
DOTS TESTED GOOD 830 OF 832
DOT OHMS
0 1148
1 1148
2 1140
.
.
.
142 1199
143 *****
144 *****
145 1050
.
.
.
830 1116
831 1116
832 1116
TOTAL BAD DOTS: 2
MIN MAX AVG VAR
921 1640 1125 719