Chapter 2 Operation; Power-On Self Test; Figure 2-1 Introduction Screen; Figure 2-2 Sa4550 Display With Flags - Sandel SA4550 Pilot's Manual

CHAPTER 2 OPERATION

Power-On Self Test

On initial power-up, a short introduction screen will be
displayed during the power on self test which includes the
software version.
It is normal for the self test screen to flash off once during
the sequence

Figure 2-1 Introduction Screen

82010-PG, REV. F Sandel SA4550 Pilot's Guide
Operation
2-1
After display of the power-up self test, the SA4550 will
immediately start normal operation.
Since it is typically powered by the aircraft main bus, it is
likely that the initial display will be flagged until after
engine start and avionics are switched on.
The display with no inputs available will look like this:

Figure 2-2 SA4550 Display with Flags

82010-PG, REV. F Sandel SA4550 Pilot's Guide
Operation
2-2