Leica Geosystems GPS System 500 - Technical Reference Manual - Manual (Page 309)

309 12. Utilities Technical Reference Manual-4.0.0en
12.3 Enter Security Code
The security code is required to
activate optional application
programs.
Select the application program you
wish to activate and then enter the
security code supplied by Leica
Geosystems when you purchased
the option.
Instructions on how to use each
optional application program are
contained in a separate manual
accompanying the security code.
12.4 Self Test
A memory self test can be performed
on both the PC card and the internal
memory device (if fitted).
The self test will test the chosen
memory device for bad sectors or
corrupted data and report on the
result.