![Alcolizer HH4 User Manual Download Page 19](http://html.mh-extra.com/html/alcolizer/hh4/hh4_user-manual_2892563019.webp)
REF: Alcolizer HH4 Alcohol Tester User Manual V1
Page 19
© Alcolizer Technology
3.5
Back Operation
The user menu includes a Back selection which when selected will return to the previous
screen. To select Back, proceed as follows:
•
Press the Up/down buttons until
Back
is highlighted (Refer to Figure 24).
Figure 24 - Screen Back Selection
•
Press the Test key and the display will return to the previous screen.
3.6
Shutting Down
The HH4 will automatically shut down after a period of inactivity. Should the device be
required to be shut down manually (e.g. to conserve battery life), perform the following
procedures:
•
With the screen displaying press to test, Press the Up and Down buttons
simultaneously. The User Menu will be displayed (Refer to Figure 13).
•
Using the down button, scroll down to Off. (Refer to Figure 25).
Note
Blow Only Passive Trigger set the Passive Standard and Passive Only to take a sample only
when a difference in pressure is detected on device’s spigot locator.
Button/Blow Passive Trigger set both Passive testing to take a sample by pressing the test
button or when a difference in pressure is detected.