Furuno BB FAR28x7 - Manual (Page 139)

3. ARP OPERATION
3-7
[ARP TARGET MENU]
1 ARP SELECT
MANUAL100/
AUTO
25/
AUTO 50/
AUTO 75/
AUTO 100
2 ALL CANCEL
3 REF TARGET VECTOR
3.6 Manual Acquisition
Maximum 100 targets may be acquired manually depending on the acquisition
condition set on the ARP TGT menu.
3.6.1 Setting manual acquisition conditions
1. Roll the trackball to place the arrow in the ARP ACQ MODE box at the right
side of the screen and then push the right button to show the ARP TARGET
menu.
ARP TARGET menu
2. Roll the wheel to choose 1 ARP SELECT and then push the wheel.
3. Roll the wheel to choose MANUAL 100, AUTO 25, AUTO 50 or AUTO 75 as
appropriate and then push the wheel or the left button. For details see the
table on page 3-5.
4. Push the right button to close the menu.
3.6.2 Manually acquiring a target
By keyboard
1. Roll the trackball to place the cursor on the target you want to acquire.
2. Press the [ACQ] key.
By trackball
1. With the cursor inside the effective display area, roll the wheel to show “ARP
TARGET DATA & ACQ” in the guidance box.
2. Roll the trackball to place the cursor on the target you want to acquire.
3. Push the left button to acquire the target.