Yamaha AW4416 Reference Manual page 47

MIDI screen
I
PORT SELECT
Select the port and transmission speed with
which MIDI messages will be transmitted and
received.
Setting
MIDI MIDI compatible
TO HOST PC2 IBM PC compatible
TO HOST MAC Apple Macintosh series
*1. Only usable with Macintosh computers that have
a modem/printer port. On the software that you
use, set the clock to "1 MHz."
40
— Reference Guide
Computer platform
(*1)
Port type
MIDI IN, OUT/THRU connectors
TO HOST connector
TO HOST connector
Transmission speed
31.25 kbps
38.4 kbps
31.25 kbps