195
Appendix
Appendix
Can’t control an external device
●
The settings of the external device are incorrect.
●
The external device is not connected correctly.
●
The cable is broken.
●
The MIDI OUT setting is set to THRU.
●
The RS-232C baud rate is not set correctly.
●
The M-480 is not set to transmit messages.
Can’t control the M-480 from an
external device
●
The settings of the external device are incorrect.
●
The external device is not connected correctly.
●
The cable is broken.
●
The RS-232C baud rate is not set correctly.
●
The M-480 is not set to receive messages.
Insufficient volume from a device
connected to the output jacks
●
You’re using a cable that contains a built-in resistor.
Data disappeared from USB memory
●
You switched off the power or disconnected the USB memory
while writing or reading USB memory.
Settings don’t change when you recall
a scene
●
The recall is being filtered by the RECALL PARAMETER and
GLOBAL SCOPE settings.
The REAC A port and REAC B port provide a REAC indicator that
shows the REAC communications status.
The following table shows the meaning of the REAC indicator
status:
If REAC connection is unsuccessful, check the following points:
• Make sure that all REAC devices are powered on.
• Check the Cat5e cable connections.
• Make sure that the Cat5e cables are not damaged.
•
Verify that you’re using the appropriate type of cables. (See
“About cables” (p. 13))
• If you’re using a switching hub, is it operating?
• If you’re using a switching hub, is it connected correctly?
•
If you’re using a switching hub, does it have the correct
specifications? (See “Requirements for switching hubs” (p. 196))
Remote
Other
REAC indicator
Status
Meaning
Lit
REAC communication is established
Blinking REAC communication is taking place
Unlit No communication
M-480_e.book 195 ページ ２０１１年３月２日 水曜日 午前９時２０分
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