7 on key, 8 cursor movement keys, 9 rotary input knob – B&K Precision 4079 - Manual User Manual
Page 34: 10 power-on settings

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Stored Buffer number
Data points of different waveforms
(Start address + length)
1
A pts.
2
B pts.
3
C pts.
4
D pts.
From the above illustration, all the points of Waveform 1 can be stored and recalled using buffer #1. Likewise,
Waveform 2 can be stored/recalled by buffer #2. Waveform 3 by buffer #3. Waveform 4 by buffer #4.
3.7 ON Key
Use these key to control the main output signal. When the output is active, an Out On message is displayed on the left
upper side of the LCD.
3.8 Cursor Movement Keys
Use these keys to move the cursor (when visible) either left or right. They are used in conjunction with the rotary input knob to
set the step size of the rotary input knob.
3.9 Rotary Input Knob
Use this knob to increase and decrease numeric values or to scroll through a list. The cursor indicates the low-order position of
the displayed value which changes when you rotate the knob (for straight numeric entries only). For other types of data, the
whole value changes when you rotate the knob.
3.10 Power-On Settings
At power-on, the waveform generator performs a diagnostic self-test procedure to check itself for errors. If it finds an error, an
error code and text will appear in the display window. Other error codes appear when you enter an invalid front-panel setting.
For more information on error codes, see the Error Indication section 3.12.
When the waveform generator finishes the diagnostic self-test routine, it enters the local state (LOGS) and assumes power-on
default settings. Table 3-2 lists the factory default settings. You can program the waveform generator for any settings you want
at power on, as described earlier in section 3.6.6.
Table 3-2
Power-on Default Settings
Key Functions
Values
Comments
FREQUENCY
1.000000000 Hz
Wave frequency
RATE(ARB)
1 µs
Sample time per point
AMPLITUDE
5.00 V
Peak to peak output amplitude
FUNCTION
SINE
Output waveform