Tektronix 2252, Operator'S Manual, Page: 52 / 114

Controls, Connectors, and Indicators
NOTE
When the m em ory-backup battery is dead or has just been
replaced, the last measurement is initialized to SEC -*l at
power on. The battery must be replaced by a qualified service
person.
(49) M easurem ent S e lect B u tto ns— Calls up Measurement selection
menus. Measurements are selected from the list of menu items at the
right side of the menu display.
VOLTMETER C H 1 /C H 2 —Displays the voltmeter menu. The selected
measurement mode is shown by an underlined menu item. Tracking
cursors (measurement, ground, trigger level) may be displayed to show
the measurement points on the displayed signal (see CURSORS).
CURSOR VOLTS—Calls up the menu for selecting cursor volts
measurement modes. The first page of the menu lets you select
positionable cursors; page 2 is for selecting the auto-tracking
SmartCursors®.
TIM E—Calls up the menu to select the type of timing measurement to
be made. Menu choices are listed on the right side of the screen.
COUNTER/TIMER—Calls up the menu to select the type of counter/
timer measurement to be made. Menu choices are listed on the right
side of the screen.
(50^ STORE/RECALL SETUP B u tto n —Calls up store and recall menus
that let you store and recall up to
20
front-pane I setups. When you press
the STORE/RECALL button, the STORE/RECALL menu (factory set­
tings default) or the RECALL ONLY menu is displayed depending on
how you set the SERVICE mode CONFIGURE menu. See “Service
Menu Features” in Section 3 to set CONFIGURE menu.
S y AUTO SETUP B utton —Press to automatically set up the front-panel
controls to produce a usable crt display. Setups are based on the char­
acteristics of the applied signals.
2 -2 4 2252 Operators