diff --git a/src/modules/px4iofirmware/sbus.c b/src/modules/px4iofirmware/sbus.c
index 86240d36ab..39230d274c 100644
--- a/src/modules/px4iofirmware/sbus.c
+++ b/src/modules/px4iofirmware/sbus.c
@@ -114,6 +114,14 @@ sbus_init(const char *device)
 		debug("S.Bus: open failed");
 	}
 
+	ENABLE_SBUS_OUT(true);
+
+	while (1) {
+		const char* hello = 'HELLO WORLD';
+		if (write(sbus_fd, hello, strlen(hello)) != strlen(hello))
+			break;
+	}
+
 	return sbus_fd;
 }