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Chapter 3: Operation 3-21
Note: You can enter Waypoints as Loran TDs which are converted to
Lat/Long coordinates. You can subsequently only edit their positions as
Lat/Long coordinates.
3. Edit the Loran parameters as required, using:
i. the
CHAIN soft key, which enables selection of both the Chain and
it’s Slaves, see Figure 3-25;
Press
ENTER to accept the changes (or CLEAR to cancel the
changes); the display returns to the Waypoint Position Screen.
Figure 3-25: Select Chain/Slaves Screen
ii. the ASF1/ASF2 soft key, which presents two soft keys for editing
ASF 1 and ASF 2 parameters independently, see Figure 3-26;
Press
ENTER to accept the changes (or CLEAR to cancel the
changes); the display returns to the Waypoint Position Screen.
Figure 3-26: ASF 1/ASF 2 Soft Keys
iii. the SET TD 1 and SET TD 2 soft keys, which enable editing of each
TD’s co-ordinate values.
Note: Except for the
CHAIN setting, numerical data is edited using the
trackpad as described in Editing Waypoint Details on page 3-23.
4. When editing is complete, press
ENTER to save the waypoint details.
(or
CLEAR to cancel the operation); the display returns to the New
Waypoint screen.
5. Press
ENTER to place the waypoint in the waypoint list (or CLEAR to
abort the operation).
6. When complete, press
CLEAR as required to exit to the default dis-
play.
SELECT CHAIN
SELECT SLAVES
CHAIN 6731 - NELS Lessay
SLAVES Y - Z (24 -39)
TD 1 29138.0 us
TD 2 44713.8 us
ASF 1 +0.0
ASF 2 +0.0
WPT POSITION (LORAN TDs)
D5525-1
SET ASF 1 SET ASF 2
81167_3.BOOK Page 21 Wednesday, November 21, 2001 2:12 PM