Roland FC-300 用户手册

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页码 72
 
58
 
Appendices
 
If other operational problems occur, first check by using the following solutions:
If this does not resolve the problem, then contact your dealer or a nearby Roland 
service station.
 
The power doesn’t come on
 
• Is the specified AC adaptor (PSA series; sold separately) properly 
connected?
 
Check connections again. Never use any AC adaptor other than one specified for 
use with the FC-300 (p. 12).
 
• Are the batteries dead?
 
 
Power not turning off
 
• Is there an RRC2 IN device connected?
 
 
MIDI messages are not transmitted/received
 
• Are the MIDI cables broken? 
 
Try another set of MIDI cables.
 
• Is the FC-300 correctly connected to the other MIDI device?
 
Check connections with the other MIDI device.
 
• Do the MIDI channel settings of both devices match?
 
 
• Is the number pedal indicator flashing?
 
Program Change messages are not transmitted while the number pedal’s 
indicator is flashing.
Pressing a number pedal and selecting the number transmits the message.
 
• When you send messages from the FC-300, make sure the FC-300 is set to 
the settings appropriate for sending data.
 
Check the 
 
 
 
 
 
Expression pedal switch not switching on and off / Fails to 
completely shut off the volume when used as a volume pedal
 
• Has the pedal gone out of adjustment?
 
 
Display is faint or flickering
 
Check the following settings.
 
 
 
 
 
 
 
Troubleshooting
The batteries that are supplied 
with the unit is for temporary 
use, intended primarily for 
testing this unit.
When running on power 
supplied by an RRC2 IN 
device, the power is switched 
on regardless of the position of 
the POWER switch.
Although the FC-300’s EXP 
pedals are adjusted for optimal 
performance when shipped 
from the factory, extended use 
over time and under certain 
usage conditions may result in 
the pedals going out of 
adjustment.
FC-300_e1.book 58 ページ 2007年4月24日 火曜日 午前10時10分