X-Rite i1 PRO Manual De Usuario página 21

2x green flash the row was measured successfully.
2x red flash the row was not measured successfully because not all patches
could be recognized. Measure the row again, but reduce your
measurement speed and make sure that the device starts and
ends the measurement before and after the patches of the test
chart.
4x red flash the row was not measured successfully because you started
reading the patches too early without giving the tungsten filament
lamp enough time to warm up. Measure the row again but allow
the lamp time to heat up before you start moving the i1Pro device.
1x green;
2x red flash the row was measured successfully but the software expected the
measurement of a different row. Check if the row you measured is
the row the software is expecting.
5. Position the ruler with the device in front of the next row of your test chart and
measure the next row.
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