Qlogic SANbox 5800V Series, Installation Manual, Page: 94 / 134

4–Diagnostics/Troubleshooting
Power-On Self Test Diagnostics
4-4 59265-02 B
Internal Firmware Failure Blink Pattern
An internal firmware failure blink pattern is two blinks followed by a two-second
pause. The two-blink error pattern indicates that the firmware has failed; the
switch must be reset. Momentarily press and release the Maintenance button to
reset the switch.
Figure 4-2. Internal Firmware Failure Blink Pattern
Fatal POST Error Blink Pattern
A system error blink pattern is three blinks followed by a two-second pause. The
three-blink error pattern indicates that a POST failure or a system error has left the
switch inoperable. If a system error occurs, contact your authorized maintenance
provider. Momentarily press and release the Maintenance button to reset the
switch.
Figure 4-3. Fatal POST Error Blink Pattern
Two seconds
Two seconds