Before Using Basics Section AppendixGetting Started Reference
144 01X Owner’s Manual
Troubleshooting
Troubleshooting

No sound? Wrong sound? When a problem like this occurs, please check the following points before assuming

that the product is faulty. In many cases you’ll find the solution to your problem here. If the problem persists,

then contact your Yamaha dealer or service center.

■No sound, or sound is too faint.

• Are speakers or headphones connected correctly?..... page 23
• Is your amp and other external devices turned on?
• Is the signal from the external device being input?.... page 46
• The connection cable from the external device may be broken.
• Is the MONITOR A/B switch setting appropriate?.... page 96
• Is the sound level balance of
MONITOR appropriate? ..........................................page 16
• Is the level setting of MONITOR/PHONES
knob appropriate?..................................................... page 17
• The GAIN may be set to an
extremely low value..........................................pages 16, 46
• Is the fader of the input channel or stereo input
channel or stereo output channel raised to an
appropriate level? Is the channel turned on?.............. page 99
• Is the input/output patching set correctly?....pages 88, 90, 91
• Is the wordclock setting correct for both
the 01X and the external device(s)?
........page 92, “Connecting a Computer to an mLAN
device via mLAN” (Installation Guide), “Wordclock
Settings” (Graphic Patchbay Online Manual)
• Is the attenuator of the EQ raised?....................pages 97, 98
• The EQ gain may be set to an extremely
low value.....................................................pages 96, 97, 98
• The dynamics processor may be set to
an extreme threshold or ratio..........................pages 100,122
• If you are connecting an electric guitar,
is it connected to the Hi-Z jack? ...............................page 21
• (When using SQ01) Make sure that “Disable Audio”
(select [Audio] from the [Setup] menu in the Track View
window) is off (unchecked)...................SQ01 Online Manual
• (When using SQ01) When the application is closed in the con-
dition that the sampling wave frequency of SQ01 is set to
48kHz, then is connected with the mLAN Auto Connector with
a setting other than 48kHz, a message appears when starting
SQ01 indicating that the audio device cannot be used.
Make sure to set “Disable Audio” to off (select [Audio] from
the [Setup] menu in the Track View window).
........................................................SQ01 Online Manual
• Are all the level settings (of any tone generators, playback
devices and the application itself) appropriate?
• (When wordclock is set to 96kHz/88.2kHz) Make sure that
input channels 17 – 24 (mL9 – mL16) or stereo input channel 2
are not used.
•(For Windows) Is mLAN (mLAN Driver) set to “ON”? From
the taskbar, right click on the mLAN Manager (mLAN icon).
• Is the mLAN Audio setup appropriate?.......Installation Guide
• Are the other settings of mLAN appropriate?
.............(“The mLAN connection does not work.” below)
• If there are more than four devices (including a computer) on
the network, the limit of the IEEE1394 BUS bandwidth may be
exceeded.
• The limit of the IEEE1394 BUS bandwidth may have been
exceeded. Check the current bandwidth using mLAN Graphic
Patchbay, and disconnect some devices if necessary.
..............“Menu Bar” (Graphic Patchbay Online Manual)
• If there is an mLAN device that supports only S200 on the
mLAN network, the IEEE1394 BUS bandwidth may be
reduced and its limit exceeded. Reduce the number of mLAN
devices connected to the network, or disconnect some devices
as necessary.
...“Menu Bar” (mLAN Graphic Patchbay Online Manual)

■Sound is distorted.

• Is the [GAIN] control set correctly?.................... pages 1, 46
• The connection cable from the external device may be broken.
• The fader of the input channel or stereo input channel or
stereo output channnel may be raised excessively......page 99
• The EQ attenuator may be set to an
excessive level..................................................pages 97, 98
• The EQ gain may be excessively high......... pages 96, 97, 98
• Is the wordclock setting correct for both the 01X and the exter-
nal device(s)?
.........page 92, “Connecting a Computer to an mLAN
device via mLAN” (Installation Guide), “Wordclock
Settings” (Graphic Patchbay Online Manual)
• An effect such as Distortion or
Amp Simulate may be in use. .................................page 102
• Make sure audio data was recorded at an appropriate level.

■Noise is produced.

• Is the latency setting of the mLAN Driver appropriate?
.........“Changing settings after installation”
(Installation Guide)
•(For Windows) In the BIOS settings, set Hyper Threading to
off.
• Is the wordclock setting correct for both the 01X and
the external device(s)?
.........page 92, “Connecting a Computer to an mLAN
device via mLAN” (Installation Guide), “Wordclock
Settings” (Graphic Patchbay Online Manual)
• Is an unsynchronized signal being input?.................. page 92
• Is the dither setting appropriate?............................... page 93
• The oscillator may be functioning............................. page 93
• If the speed of your computer’s hard disk is slow, problems
may occur during recording and playback.
• If you connect/disconnect the LAN, USB or the cables to the
mini jacks terminals on the Macintosh you are using when
using mLAN, some noise may be caused and/or data may be
cut off. Make sure that you do not insert or unplug ant connec-
tions when using mLAN.