GRATTEN GA1102CAL - Menu and Control Keys

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2.1 Menu and control keys
As shown in the figure below :
Figure 2-1 Control keys
All the keys are described as follows:
 [CH1], [CH2]: display setup menus of channel 1 and channel 2.
 [MATH]: display “ARITHMETICAL OPERATION” function menu.
 [REF]: display “REFERENCE WAVEFORM” menu.
 [HORI MENU]: display “HORIZONTAL” menu.
 [TRIG MENU]: display “TRIGGER” control menu.
 [SET TO 50%]: set the trigger electric level as midpoint of the signal amplitude.
 [FORCE]: It is used for finishing acquisition of the current waveform no matter
whether the oscilloscope detects trigger, and it is mainly applied to “NORMAL”
and “SINGLE” in the trigger mode.
 [SAVE/RECALL]: display the “SAVE/RECALL” menu of setups and waveform.
 [ACQUIRE]: display the “ACQUIRE” menu.
 [MEASURE]: display the “MEASURE” menu.
 [CURSORS]: display the “CURSOR” menu. The [UNIVERSAL] knob can be used for
regulating the position of the cursor when the “CURSOR” menu is displayed and
the cursor is triggered.