NUCLEONIX SYSTEMS GA720 Instruction Manual page 9

5.3 ENTER PASSWORD
Now to program & configure the unit for desired functions or to change preset values, user has to
go through 'PROG' button / key. Different menus will appear as follows. On pressing 'PROG' key
first time unit will display menu as follows, prompting the user to enter factory set four digit
PASSWORD
To enter the password use  or keys. If the password entered is correct then it will go to next
option of the menu as given below & facilitates the user to enter 'ALARM SET POINT'.
5.4 ALARM SET POINT
GA720 will show the current default alarm set value of 5.00 mR/hr. If user wants he can change to
another value, by  or keys.
Once alarm set point is programmed, user can Press 'PROG' key once again to go to next option in
the menu i.e., given below.
5.5 RESET MODE
'RESET' option user can either set it as AUTO or MANU (manual). In manual reset, user has to
press the RESET button to bring back the unit into normal mode, once the dose rate falls below the
alarm set point. In auto mode, once the dose rate falls below the alarm set point, the unit
automatically returns to normal mode and the alarm condition is turned off. AUTO/MANU option can
be selected by  or keys. Default setting is = Manual
Once RESET MODE, option is selected user can now press 'PROG' button to go to next menu
option i.e 'Audio Status'
5.6 AUDIO STATUS
There are FOUR options, for the user and any one of the options can be selected by or keys.
These four options include dual tone, Tone2, Tone1 & off mode. Once this option is selected then
press 'PROG' key to go to next menu option 'BAUD RATE'. Default setting is = D TONE
ENTER ^
PASSWORD : XXXX
ALARM SET
POINT : XXX.XX
RESET AUTO/MANU
MODE
D = TONE / TONE 2 / TONE 1 /OFF
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