b. ENTER key Press. The modify
data base page will display.
required Delete as follows:
a. Cursor 4 key Press to position
b. CLR key Press to delete the *.
7. Data base for desired region
a. Menu item (region) desired
Select as follows:
(1) Cursor - or ¯ key Press to
position cursor over menu item
(2) ENTER key Press. The
modify elements page for that
AVAIL, indicates blocks of data
base memory remaining (for
entire data base, not just for
There are a total of 10,000 blocks of data
base memory. These blocks can be filled
regions and navigational elements within
those regions as long as the total blocks
chosen do not exceed 10,000.
8. Cursor - or ¯ key Press, if
necessary, to position over navaid to
9. ENTER key Press.
10. Repeat steps 8 and 9, as necessary,
to update other navaids.
11. DAT key Press once to return to the
modify data base page. Asterisks will
now display to the right of regions
12. Repeat steps 1 through 11, as
necessary, to update other desired
13. DAT key Press as required to
display the DATA 2 menu page.
14. Menu item 5 Select as follows:
a. Cursor - or ¯ key Press to
position over menu item 5.
b. ENTER key Press. The update
data base page will now display.
15. Cursor - or ¯ key Press to position
cursor over LOAD D/BASE?.
16. ENTER key Press to initiate data
17. Diskette reject button Push to unlock
diskette. Remove diskette from data
loader and close clear protective
Leaving an update diskette inserted in the
data loader for extended periods of time
will cause excessive wear to occur to data
loader. Also, failing to keep the clear
protective cover closed could allow a
foreign substance to enter, damaging the
mechanism or electronics.
(6) Establishing Operational Status. Refer to
Table 3B -4 for Methods of Operation.
1. OBS/LEG key Press as required to
select method of operation.
2. SNS key Press as required to select
3. MOD key Press as required to
select desired mode of operation.
The OBS/LEG, SNS, and MOD keys will
cause the control display to immediately
However, the system will not actually
activate the new operational status for a
period of 1 second. Repeated presses of
these keys during this 1-second period will
reset the delay back to 1 second.