Bio-Rad Econo Gradient Pump Kits - Manual (Page 42)

9.0 EMBEDDED FUNCTIONS
During a technical service call, you may be asked to perform tasks
which require you to press combinations of keys. These tasks are
defined below.
9.1 FIRMWARE CONFIRMATION
To check the version of firmware installed in the Econo Gradient
Pump, power up the Econo Gradient Pump. During power up, the
firmware version is displayed. The checksum (CS) is also displayed.
9.2 RESET
To initiate a reset, press all three soft keys simultaneously and hold
for 3 seconds. This will reset all stored values to the factory defaults.
Embedded Functions
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