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Advent Instruments AI-5620 - Page 31

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Advent Instruments Inc. Appendix B: Error Codes
AI-5620 User Guide 27
A unit configuration file stored in the flash memory is
either missing or is corrupted.
Flashing
Flash
Off
Flash Memory Corruption
Missing unit ID code:
The unit ID code stored in the flash memory is either
missing or is corrupted.
Flashing
Off
Flashing
Flash Memory Corruption
Missing calibration item(s):
One or more of the calibration factors is missing from
the flash memory.
Flashing
Flashing
Flashing
Flash Memory Corruption
No boot script file:
The startup script file is either missing from the flash
memory or is corrupted.
Flashing
Flashing
On
Flash Memory Corruption
Missing system script files:
One or more system script files is either missing from
the flash memory or is corrupted.
Flashing
Off
Off
Flash Memory Corruption
No program file:
The primary DSP application program is missing from
the flash memory or is corrupted.
Off
On
Off
Flash Memory Corruption
Failure to boot primary application:
This fault condition is a special case in which the
Ready indicator does not flash, but is rather off. It
occurs when the primary DSP application program
fails to boot. It indicates a corrupted file within the
flash memory, or a hardware fault.
The following fault condition indicates a serious error detected by the firmware. As the
unit becomes unresponsive in this condition, the power must be cycled to restore normal
operation.
READY
Indicator
RINGING
Indicator
OFF-HOOK
Indicator
Description / Corrective Measure
Very Fast
Flashing
Very Fast
Flashing
Very Fast
Flashing
Program Stack Fault
The AI-5620 firmware has encountered a stack fault.
This error prevents the AI-5620 from responding to
any commands and effectively freezes the system.
The power must be turned off and then back on in
order to restore normal operation. Please contact
technical support if this error occurs as it represents a
serious firmware error.