a) Open up a Web browser on a PC and go to www
.tek.com/product-support.
b) Enter the instrument model number in the search field and click Go.
c) Scroll down the screen and click the Software tab.
d) If the listed available firmware version (Windows or non-Windows) is newer than what is on your instrument, select
and download that file to your PC.
e) Follow the installation instructions that are on the web site or that came with the downloaded firmware to create the
firmware install file.
f) Copy the firmware install file to a USB flash drive.
2. To install firmware on standard instruments:
a) Power on the instrument and wait for the instrument to fully boot up.
b) Insert the USB flash drive into any instrument USB Host port.
c) The instrument detects the update firmware and opens a dialog box. Follow the on-screen instructions to install the
firmware.
Note: Do not power of
f the instrument or remove the USB flash drive until the instrument finishes installing the
firmware. The instrument displays a message when it is OK to power off. Remove the USB drive before
powering on the instrument.
3. To install firmware on instruments with the Windows option:
a) Close the TekScope program before updating the firmware.
b) Insert the USB drive into any instrument USB Host port.
c) Open the Windows desktop File Explorer and navigate to and select the install file.
d) Run the firmware update file from the USB drive, or copy the firmware update file to the desktop and run the file
from there.
e) Follow any on-screen instructions to install the firmware.
f) When the firmware install is finished, remove the USB drive and restart the instrument.
Note: Do not power of
f the instrument, or remove the USB flash drive if installing from the drive, until the
instrument finishes installing the firmware. The instrument displays a message when it is OK to power off.
4. To confirm that the firmware was updated:
a) Tap Help > About in the Menu bar.
b) Check that the firmware version number listed on the screen is the same version that you downloaded.
After power supply module replacement
After removal and replacement of the power supply module, you must perform the Performance Verification procedures,
found in the Specifications and Performance Verification manual (Tektronix part number 077-1461-xx). Download this
manual from the Tektronix Web site (www.tek.com/manuals).
If the instrument fails the Performance Verification tests, it must be returned to a Tektronix Service Center for adjustment.
Maintenance
6 Series B MSO MSO64B, MSO66B, MSO68B Service 25
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