Plain English

Manually sets the sensitivity thresholds for the media and ribbon sensors. Normally auto-calibrated with ~JC, but this allows manual fine-tuning.

When to use

When auto-calibration isn't producing reliable results — unusual media or environmental conditions.

Syntax

^SSa,b,c,d,e,f

Parameters

ParameterDescription
aMedia sensor gain
bMedia sensor threshold
cRibbon sensor gain
dRibbon sensor threshold
eMedia sensor LED brightness
fRibbon sensor LED brightness

Example

^XA
^SS100,50,100,50,100,100
^XZ

Manually set sensor gains and thresholds

Try it in the playground View all ZPL commands