GE Vivid T8 Basic Service Manual page 260

Replacement Procedures
8-4-8-1 Loading the System Software with USB memory stick(continued)
NOTE:
8-32
6. The system starts to upgrade. (for selection [a], [b], and [c])
Figure 8-19. System Upgrading (1)
It needs about 30 minutes to finish the upgrading process.
7. The system starts to erase the complete disk. (for selection
[d])
Figure 8-20. System Upgrading (2)
Vivid T8/Vivid T8 Pro – Basic Service Manual
5718826-100 English Rev. 10