39APRS message screen and key operationTip• Turning [9 APRS] [1 APRS AF DUAL] to ON in Set mode options prevents radio broadcastreception and radio sound being disrupted, even while APRS is being received on B-band andAPRS beacons or messages are received.Received beacon information and APRS messages can be checked by switching to the APRSscreen.• The strobe (white LED) will flash when a message (MSG), group (GRP), or bulletin (BLN) isreceived if Set mode option [9 APRS] [5 APRS MSG FLASH] is set.• The received audio (such as beacons and voices) on [B] band while operating on APRS, can bemuted by turning Set mode option [9 APRS] [8 APRS MUTE] to ON.• The display method and the time when an APRS BEACON is received can be set in Set modeoption [9 APRS] [9 APRS POPUP].• A bell sound will notify the reception of an APRS self addressed message, group message, bulletinmessage, if Set mode option [9 APRS] [10 APRS RINGER] is set to ON. If it is set to OFF, the bellwill not sound but instead a notification will appear on the LCD.• Self addressed transmissions with only a different SSID can also be received.However, ACK data response is only performed when all characters including the SSID arematching.Deleting messages from the listUnneeded messages on the APRS MESSAGE screen can be deleted.1 Press F and then 0 twice.The APRS MESSAGE LIST screen appears.2 Turn O to select a CALLSIGN.Select the message to delete.3 Press V.[DELETE?] appears on the LCD.Tip To cancel deletion, press any key other than H.4 Press H to delete the message.ُُُٙٙٙٙٙٙ