Getting Started
SDA 601 Serial Digital Analyzer User Manual 11
2. Disable/enable Auto Power Off by pressing either A or ". Press
Enter to confirm the choice. Enabled Auto Power Down is indi-
cated by a “rotating line” symbol on the second line of the instru-
ment display, and in the lower-left corner of the OSD.
3. Use the Y and B keys to scroll to other “power manage” items, or
press any rectangular key to exit the menu and resume normal op-
eration.

Disable (Enable) Timed LCD Backlight Turn Off

Another power saving feature of the SDA 601 is timed turn-off of the
LCD backlight. It is enabled by default in a new or reset instrument. If
you will always operate with the AC adapter, you may wish to disable
the feature. To toggle backlight turn-off:
1. In the Utility/Diagnostics/Power Manage submenu, use the Y and
B keys to scroll to the LCD Backlight item.
2. Choose between “Timed Turn Off” and “On all the time” with ei-
ther A or ", then press Enter to confirm the choice.
3. As before, use the Y and B keys to scroll to other “power manage”
items, or press any rectangular key to exit the menu and resume
normal operation.
Performance Verification
A performance verification procedure, which some users may require
for acceptance testing, is included in the optional SDA 601 service
manual (Tek p/n 070-8914-0x). To order a service manual, please con-
tact your nearest Tektronix representative or field office.