6. RADAR
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3. Tap [CPA Alarm Value] or [TCPA Alarm Value] to display the software keyboard.
4. Set the value, then tap [] to confirm.
5. Tap the close button to finish.
How to acknowledge the CPA/TCPA alarm
The CPA/TCPA alarm sounds when the CPA and TCPA of an ARPA target are within
the CPA/TCPA alarm range. The alarm indication "CPA/TCPA Alarm" appears and
flashes at the top of the screen. To acknowledge the alarm and stop the audio alarm
and flashing of the indication, tap the indication "CPA/TCPA Alarm" (see
subsection 2.10.8). (The ARPA vector must be displayed at least 30 seconds to cal-
culate CPA and TCPA.)
How to deactivate the CPA/TCPA alarm
1. Open the home screen, then tap [Settings] - [Targets].
2. Turn off [CPA/TCPA Alarm].
3. Tap the close button to finish.