Instrument Reset - HP 54501A Operation Reference

Instrument
Reset
54 5 0lA has two methods used for instrument reset.
The
HP
•
Key-down power up is a hard reset of the oscilloscope. It is done by
pressing and holding any front panel key while cycling power. If no
input signals are present, the oscilloscope will power-up displaying a
(if
no signal is present) and the SHOW screen and set with
baseline
all default settings (see Table
performed before starting any callbration routines.
RECALL CLEAR performs a soft reset of the oscilloscope. All
•
default conditions are set (see Table
is the same as a key-down power-up except that the the previous
menu selections will be retained.
Table 3-1. Reset Default Conditions
Timebase Menu
reference
TimeIDiv
delay
timebase window
Channel Menu
1
Channel
Channel 2-4
VoltslDiv
offset
coupling
probe attenuation
3-1).
A key-down power up must be
below). RECALL CLEAR
3-1
cntr
100 IJ.S
O.OOs
off
on
off
500mV
0.00
dc
1.000 : 1
Front Panel Interface
3-1 1