Detector Plane Marking 19
Status LED
Table 4-1. MapCHECK 3 Status LED
LED State Device State
Slow toggle (2 Hz) Initializing boot loader firmware
On (solid) Initializing application firmware
Fast toggle (10 Hz) Acquiring measurements
Medium toggle (5 Hz) Device error (memory or hardware)
Off Powered off or critical device fault. If critic
al device fault, system will
attempt to reset after at least 5 seconds.
Detector Plane Marking
The housing seam is the Detector Plane marking that corresponds to the active region of the diode
detectors and aligns to the coronal lasers.
Figure 4-5. MapCHECK 3 Side Panel ‘Detector Plane’ Marking
1.20 cm from top
surface to detector
plane
1.83 cm from back
of device plate to
detector plane