Metrohm 838 Advanced Sample Processor Manual - Manual (Page 81)

3.4 Disabling keypad functions
Metrohm 838 Advanced Sample Processor, Appendix 73
3.4.4 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 + 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.
3.4.5 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.