4220 Flow Meter
Section 6 Maintenance and Service
6.8.3Running FLASH UPDATE
1.Connect the Computer Connect Cable to your computer’s serial port and the instrument’s interrogator connector (marked with the Interrogator icon).
2.Insert the update disk in the floppy disk drive.
3.Change the DOS prompt to the floppy disk letter prefix.
Interrogator Port Icon
4.At the DOS command line, type: FLASHLD. The first win- dow in FLASH UPDATE will be the Introduction window. Read it carefully before continuing.
6.8.4 About Preferences FLASH UPDATE has a set of factory settings that appear in Figure
To change preference settings:
1.Click Cancel in the Introduction window.
2.Select Preferences from the Options menu. The notes in Figure
3.Select Update Software from the Options menu, and follow the instructions in each window.
This window
appears only when the directory or disk contains more than one version of the update files and the Preferences option for Show Update File is “all Update Files.” It lists the update files in the directory. The first four num- bers in the file name are the instrument’s model number. The numbers following the “V” are the software version. If several versions appear in the window, select the version with the highest number unless otherwise instructed by Teledyne Isco Technical Service.
