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Section 10: Troubleshooting FAQs
Model 2450 Interactive SourceMeter® Instrument User's Manual
10-2
2450-900-01 Rev. C / December 2013
How do I upgrade the firmware?
Do not turn off power or remove the USB flash drive until the upgrade process is complete.
From the front panel:
1. Copy the firmware upgrade file to a USB flash drive.
2. Verify that the upgrade file is in the root subdirectory of the flash drive and that it is the only
firmware file in that location.
3. Disconnect any input and output terminals that are attached to the instrument.
4. Turn on instrument power.
5. Insert the flash drive into the USB port on the front panel of the instrument.
6. From the instrument front panel, press the
MENU
key.
7. Under System, select
Manage
.
8. To upgrade to a newer version of firmware, select
Upgrade to New
.
9. To return to a previous version of firmware, select
Downgrade to Older
.
10. If the instrument is controlled remotely, a message is displayed. Select
Yes
to continue.
11. When the upgrade is complete, reboot the instrument.
A message is displayed while the upgrade is in progress.
Upgrade files are available on the
http://www.keithley.com
).
Why can't the Model 2450 read my USB flash drive?
Verify that the flash drive is formatted with the FAT file system. The Model 2450 only supports FAT
drives.
In Windows, you can check the file system by checking the properties of the USB flash drive.
How do I change the command set?
You can change the command set that you use with the Model 2450. The remote command sets that
are available include:
•
SCPI: An instrument-specific language built on the SCPI standard.
•
TSP: A programming language that you can use to send individual commands or use to combine
commands into scripts.
•
SCPI 2400: An instrument-specific language that allows you to run code developed for earlier
Series 2400 instruments.
You cannot combine the command sets.
As delivered from Keithley Instruments, the Model 2450 is set to work with the Model 2450 SCPI
command set.