| File Type | Example Name | Purpose | |-----------|--------------|---------| | | SummitX-21.1.3.4.xos | Core OS – required | | Boot ROM | bootrom-8800-21.1.3.4.bin | Low-level firmware (update rarely) | | DIAG image | diag-8800-21.1.3.4.xos | Hardware diagnostics |
During reboot, you’ll see: