Metrohm 789 Robotic Sample Processor XL - Manual (Page 123)

3.12 Disabling keypad functions
Metrohm Sample Processor, Operation 115
<START>, <STOP> and <CLEAR/RESET> keys always remain
accessible, so that it is always possible to start and stop methods.
lock keyboard: ON disables all the keypad keys (with the above ex-
ceptions).
3.12.2 Disable configuration
The configuration of the Sample Processor can be protected against
being overwritten. All the settings in the configuration menu and it's sub-
menus can then no longer be accessed.
lock <CONFIG>: ON disables the <CONFIG> key.
3.12.3 Disable parameter
If user-defined methods are normally used then it may be advisable to
prevent the stored method parameters from being overwritten. The pa-
rameter menu and it's sub-menus can be made inaccessible.
lock <PARAM>: ON disables the <PARAM> key.
3.12.4 Disable method storage functions
It is extremely advisable to prevent stored methods from being acciden-
tally deleted. It should only be possible to delete methods by deliber-
ately switching off the disabling function.
>>user methods + <ENTER> opens the submenu for disabling the
method storage functions.
lock method recall: ON prevents the loading of methods.
lock method store: ON prevents methods from being stored.
lock method delete: ON prevents methods from being deleted.
3.12.5 Disable display
If the Sample Processor is only to be operated by using external control
software, the display for manual operation can be switched off.
lock display: ON switches off the display.