4
About this document
1
Steps are numbered if a certain sequence of actions must
be followed, e.g.:
1
Loosen and remove housing screws.
2
Remove the upper part of housing.
A step is not numbered if there are no further steps or if the
step is optional, e.g.:
▪
Insert probe connector into socket of testo 6651 until
it engages.
" ... "
Example entries are in inverted commas, e.g.:
The value "0" results in ....
Bold
type
Elements of the program interface or instrument display,
e.g.:
The instrument designation appears in the
instrument
/
parameter file list
.
Select
Main Menu Channel 1
and confirm with SET.
…>…
Functions/paths within a menu, e.g.:
Start
>
All Programmes
>
Testo
>
Transmitter Software
.
[ ]
Buttons which start an action, e.g.:
Confirm the software key with [OK].
CAPITAL
LETTERS
Keys on the instrument or keypad, e.g.:
Press ESC.
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