Sentry ST520 - Using the Previous Values

21
5-2-2 Using the previous values stored in memory
a.Select the color different（⊿Ev, ⊿x, ⊿y）mode directly.
1.Press the button and hold for 3 seconds to toggle set
reference values mode without Data Hold.
2.The SET symbol will appear and the Ev symbol will flash on
the LCD. In the set mode, the default of Ev reference will
show the previous value stored in memory.
3.Press the or button to adjust the Ev reference
value（Ev
ref
）.
4.Press the MODE button to toggle next reference value（x
ref
）.
5.Repeat the step 3 and step 4 to adjust reference value（x
ref
and y
ref
）.
6.Press the mode button again to back to color difference
mode.
EV
ref
→ MODE→ x
ref
→ MODE→ y
ref
→ MODE→ Color difference mode
b.Select the（⊿Ev, ⊿u', ⊿v'）mode and repeat step 1～6 to set
the u' and v' reference values.
EV
ref
→ MODE→ u'
ref
→ MODE→ v'
ref
→ MODE→ Color difference mode
c.Select the（⊿Ev, ⊿CT, ⊿u’v'）mode and repeat step 1～6 to
set the CT reference values. (522)
EV
ref
→ MODE→ CT
ref
→ MODE→ Color difference mode