Using The Oscilloscope; Power-Up The Oscilloscope; Charging The Oscilloscope - Promax OS-782 Manual Del Usuario

USER'S MANUAL. OS-782

4 USING THE OSCILLOSCOPE

4.1

Power-Up the oscilloscope

Connect oscilloscope to AC power via a power adapter as shown in Figure 1.
(The oscilloscope may still work with built-in Li-ion battery even without AC power
supply).
Turn the oscilloscope on by pressing down the power on/off key "
The instrument then performs Selfchecking after power on. A greeting window
and a sentence "press any key to continue" will display on the screen when the system
finishes selfchecking.
The users can press any key to enter the measuring function.
The oscilloscope is powered up in its last setup configuration.
4.2

Charging the oscilloscope

The lithium battery is possibly not charged when delivery. To make the battery
with enough electric quantity, it must be charged for 4 hours (the test tool must be
turned off during charging). The battery can supply power for 4 hours after being
charged completely.
When supplying power by using the battery, a battery indicator is displayed on the
top of the screen to show the consumption condition of electric quantity. The symbols
that are possibly appear include
only be used for about 5 minutes. To charge the battery and power the instrument,
connect the oscilloscope using a power adapter according to Figure 1 to charge the
battery. The charging speed can be increased by turning off the test tool.
NOTE To avoid superheat of battery during charging, the environment temperature is
not allowed to exceed the permissible value given in technical specification.
NOTE: No hazard will occur even connecting the charger for a long time, e.g. during a
whole weekend. The instrument can automatically switch to slowly charging
status.
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shows that the battery can
02-2010