31
Operation
BlueShadow Detector 50D Instructions V7659
Navigation button
Navigation through
menu with horizontal
keys .
Adjustment of values at
input fields with verti-
cal keys .
Autozero button
Setting current absor-
bance values to zero .
Menu button
Select main menu .
Return to one menu
further up in the menu
structure .
Confirmation
button
Confirm selection .
Entering sub menu .
Activation of numeric
pad usage at input
value .
Scan menu button
Selection of the wave-
length range for the
scan and the autozero
scan .
Output of the saved
scan data .
Standby button
Sets device to standby
mode .
Inserts a decimal
point if numeric pad is
activated .
5.2.5 Switch-on and self-test
Process
Figure
1.
Switch on the detector .
2.
After turning the device on, the detector
displays the following, consecutive status
messages:
„Initialize“ - self test of electronic com-
ponents
„Lamp heating“ - preheating and ignition
of the D2 lamp
„Calibrating“ - optical calibration