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Error Messages
Message
Meaning
It is possible that the contents of memory have been
MEMORY DAMAGED!
damaged.
An unusually large amount of MIDI data was received,
MIDI BUFFER FULL!
and could not be processed.
SYSTEM ERROR!
A problem has occurred in the system.
USB OFFLINE!
Transmissions from the connected device have been
interrupted. This message also appears when the power
to the connected device has been turned off. It does not
MIDI OFFLINE!
indicate malfunction.
DATA WRITE ERROR!
Writing to the memory for storage of user data failed.
Settings have been made to prevent the SY-300 from
TUNER LOCKED
displaying the tuner screen even when the [I/CTL2] and
[H/CTL3] switches are pressed simultaneously.
Settings have been made to prevent the patch from
SELECT KNOB LOCKED!
changing even when you turn the [SELECT] knob in the
Play screen.
MIDI data could not be received correctly from an
MIDI ERROR!
external device.
USING THE UNIT SAFELY/IMPORTANT NOTES
USING THE UNIT SAFELY
About
WARNING and
CAUTION Notices
Used for instructions intended to alert the
user to the risk of death or severe injury
should the unit be used improperly.
Used for instructions intended to alert the
user to the risk of injury or material
damage should the unit be used
improperly.
* Material damage refers to damage or
other adverse effects caused with
respect to the home and all its
furnishings, as well to domestic animals
or pets.
ALWAYS OBSERVE THE FOLLOWING
WARNING
To completely turn off power to the unit, pull out
the plug from the outlet
Even with the power switch turned off, this
unit is not completely separated from its
main source of power. When the power
needs to be completely turned off, turn
off the power switch on the unit, then
pull out the plug from the outlet. For this reason, the
outlet into which you choose to connect the power
cord's plug should be one that is within easy reach and
readily accessible.
Action
Please execute a Factory Reset. If this does not resolve the problem, contact your dealer or a nearby Roland service
center.
Reduce the amount of MIDI messages that are being transmitted.
Contact your dealer or a nearby Roland service center.
Check to make sure no cable is disconnected and that there are no shorts.
The unit may be damaged. Contact your dealer or a nearby Roland service center.
Enter the tuner screen by pressing the PAGE [K] button, or cancel TUNER LOCK (p. 8).
Cancel SELECT KNOB LOCK (p. 8).
Transmit the MIDI data once again.
About the Symbols
The
symbol alerts the user to important instructions or
warnings.The specific meaning of the symbol is
determined by the design contained within the triangle. In
the case of the symbol at left, it is used for general
cautions, warnings, or alerts to danger.
The
symbol alerts the user to items that must never be
carried out (are forbidden). The specific thing that must
not be done is indicated by the design contained within
the circle. In the case of the symbol at left, it means that
the unit must never be disassembled.
The
symbol alerts the user to things that must be
carried out. The specific thing that must be done is
indicated by the design contained within the circle. In the
case of the symbol at left, it means that the power-cord
plug must be unplugged from the outlet.
WARNING
Concerning the Auto Off function
The power to this unit will be turned
off automatically after a predetermined
amount of time has passed since it was
last used for playing music, or its buttons
or controls were operated (Auto Off
function). If you do not want the power to be turned
off automatically, disengage the Auto Off function (p.
8).
Use only the supplied AC adaptor and the correct
voltage
Be sure to use only the AC adaptor
supplied with the unit. Also, make
sure the line voltage at the installation
matches the input voltage specified on
the AC adaptor's body. Other AC adaptors
may use a different polarity, or be designed for a
different voltage, so their use could result in damage,
malfunction, or electric shock.
IMPORTANT NOTES
Repairs and Data
• Before sending the unit away for repairs, be sure to
make a backup of the data stored within it; or you
may prefer to write down the needed information.
Although we will do our utmost to preserve the
data stored in your unit when we carry out repairs,
in some cases, such as when the memory section
is physically damaged, restoration of the stored
content may be impossible. Roland assumes no
liability concerning the restoration of any stored
content that has been lost.
Additional Precautions
• Any data stored within the unit can be lost as the
result of equipment failure, incorrect operation,
etc. To protect yourself against the irretrievable
loss of data, try to make a habit of creating regular
backups of the data you've stored in the unit.
• Roland assumes no liability concerning the
restoration of any stored content that has been lost.
• Never strike or apply strong pressure to the display.
• Do not use connection cables that contain a built-in
resistor.
Intellectual Property Right
• Company names and product names appearing
in this document are registered trademarks or
trademarks of their respective owners.
• Roland, BOSS, BOSS TONE CENTRAL, and SLICER
are either registered trademarks or trademarks of
Roland Corporation in the United States and/or
other countries.
• MMP (Moore Microprocessor Portfolio) refers to a
patent portfolio concerned with microprocessor
architecture, which was developed by Technology
Properties Limited (TPL). Roland has licensed this
technology from the TPL Group.
• ASIO is a trademark and software of Steinberg
Media Technologies GmbH.
• This product contains eCROS integrated software
platform of eSOL Co.,Ltd. eCROS is a trademark of
eSOL Co., Ltd. in Japan.
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