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Troubleshooting – Roland A-49 - MIDI Keyboard Controller (White) User Manual

Page 36

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Troubleshooting

36

Problem

Confirmation

Resolution

Cannot select or

use unit device

Was the unit connected to the computer while

the computer was starting up?

Connect the unit after the computer has

started up.
With some computers, the unit cannot be

used if it is connected to the computer while

the computer is starting up.

Mac OS X

Have you configured “Audio MIDI Setup”?

Configure Audio MIDI Setup.

Could you have specified OS default (GENERIC)

as the driver setting?

Choose the dedicated setting (ADVANCED)

(p. 33).

No sound

Is the POWER indicator off?

Make sure that the unit is connected to the

computer correctly.

Could you have operated the pedal or D-BEAM

controller to lower the volume?

Try pressing the pedal or moving your hand

above the D-BEAM controller.

Cannot play back

or record

Is the driver installed?

Install the driver (p. 13).

Are the software’s input device and output

device configured?

Select the A-49 as the input and output

device.

Is the unit’s POWER indicator off?

Make sure that the unit is connected to the

computer correctly.
If the problem is not resolved, reinstall the

driver (p. 13).

Is the sound module connected to the MIDI

OUT cable receiving MIDI signals?

Confirm the settings of the sound module.

Is there another program using the unit?

Exit all programs that are using the unit,

disconnect the unit’s USB cable, and then

reconnect it.
If the problem is not resolved, reinstall the

driver.

Did the computer enter standby (suspend)

mode, hibernate mode, or sleep mode while

the unit was connected?

Exit all programs that are using the unit,

disconnect the unit’s USB cable, and then

reconnect it.
If the problem is not resolved, restart the

computer.

Did you disconnect and reconnect the USB

cable while using the unit?

Was the unit connected to the computer while

the computer was starting up?

Connect the unit after the computer has

started up.
With some computers, the unit cannot be

used if it is connected to the computer while

the computer is starting up.

Did the computer perform a processor-

intensive task while you were using the unit?

Stop playback or recording, and then try

playing back or recording again.
If the problem is not resolved, exit all

programs that are using the unit, disconnect

the unit’s USB cable, and then reconnect it.