Agilent Technologies 6890 Series Service Manual page 558

Fault 205—Signal DSP RAM broken
Status message: Sig DSP RAM broken
The detector's signal processing electronics are not functioning correctly.
This indicates a malfunction with the 6890 GC main PC board. The signal
path will not function.
Turn the instrument on and then off at least one time. If the error still
occurs, the mainboard must be replaced.
Fault 206—Signal DSP registers
Status message: Sig DSP registers
The detector's signal processing electronics are not functioning correctly.
This indicates a malfunction with the 6890 GC main PC board. The signal
path will not function.
Turn the instrument on and then off at least one time. If the error still
occurs, the mainboard must be replaced.
Fault 207—Sig DSP data corrupt
Status message: Sig DSP data corrupt
The detector's signal processing electronics are not functioning correctly.
This indicates a malfunction with the 6890 GC main PC board.
Turn the instrument on and then off at least one time. If the error still
occurs, the mainboard must be replaced.
Jun 2001
Fault 205—Signal DSP RAM broken
Error Codes and Internal Diagnostics
Agilent 6890 Gas Chromatograph Service Manual
Faults 850
3 of 22