![](/images/new-backgrounds/1210828/210828107x1.webp)
3.DSC OPERATION FOR
3.To send the ACK BQ manually, press the ENT key. The
4.Choose UNABLE and press the ENT key. The following
NO REASON
BUSY
EQUIP DISBLD
MODE UNAVAIL
CH UNAVAIL
5. Press the ENT key.
** Send Message **
SHIP ACK
TO : 123456789
ROUTINE
TCmd1 : UNABLE
TCmd2 : NO REASON
CH : NO INFO
PRESS CALL TO SEND
6.Press the CALL key more than three seconds to transmit the ACK BQ. The display changes to the standby display.
3.2Group Call
A group call is for calling a specific group by specifying its group ID. When you set the group call in a message file, its group ID is stored automatically for your ship’s group ID (see paragraph 4.5). To confirm group IDs, open the SYSTEM menu.
3.2.1Sending a group call
1.Press the CALL key. The display changes to the COMPOSE MESSAGE screen and the CALL TYPE is displayed in reverse video.