Usb Midi Test; Initial Setting Of Usb-Midi Driver - Yamaha DME24N Service Manual

Messages
· When RS232 communication is abnormal:
· When RS422 communication is abnormal:
Regardless of the content of results, the error
messages are displayed each in two lines.
However, for ICP1, only the RS232 test applies.
1-11. USB MIDI Test
Content: After initializing USB, loops back in a software
with an external PC and automatically checks for
normality.
Setup: Connect the USB connector of the main unit
with external PC via a general-purpose USB cable.
Example of Executing Screens
∗∗∗
11. USB MIDI
OK !
NG: DATA ERROR. !
EXIT: [ENTER]
Fig. 23. USB MIDI Test Screen

Initial Setting of USB-MIDI Driver

After double-clicking the "control panel"
→"USB-MIDI Driver" on the PC screen
to start the USB-MIDI driver, set the
followings.
Messages
· No USB cable connection detected:
NG: USB CABLE OFF!
· Host USB driver stopped: NG:
USB DRIVER!
· Host USB initialization request detected:
NG: USB MIDI IN INIT!
· USB-MIDI IN data disagreement:
NG: DATA ERROR!
(Note) Due to a USB driver problem on the PC, the THRU function of the driver (echo back by PC USB MIDI Driver) is not
enabled for OS above Windows 2000/XP, unless the MIDI patch bay screen in the control panel is opened. (No problem
arises for Windows98/Me.)
NG:RS232 DATA ERROR.!
NG:RS422 DATA ERROR.!
Indicated in case of O.K.
∗∗∗
Indicated in case of NG.
Fig. 24. USB MIDI Driver Setting Screen
DME24N/DME64N
(1) After checking
"Thru ON/OFF"
following the startup
(2) Clicking this ○ (1-1) sets
the USB-MIDI to THRU.
Then, click the [START] of
the DM2KTST screen.
When the USB has become
invalid once in USB initialization
of Talisman, press [OK] to finish
the operation, and then start the
USB-MIDI driver again.
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