![background image](http://html.mh-extra.com/html/sony/mhc-gtx66/mhc-gtx66_operating-instructions-manual_1330040046.webp)
46
GB
MP3 audio tracks or folders on the
USB device cannot be erased.
• Check if the USB device is write-
protected.
• The USB device was disconnected or
the power was turned off during the
erase operation. Delete the partially-
erased track. If this does not fix the
problem, the USB device may be
broken. Refer to operating instructions
of the USB device on how to remedy
this problem.
Are you using a supported USB
device?
• If you connect an unsupported USB
device, the following problems may
occur. See “Playable/Recordable USB
devices” (page 5) for the supported
device types.
– The USB
device is not recognized.
– Track or folder names are not
displayed on this system.
– Playback is not possible.
– The sound skips.
– There is noise.
– A distorted sound is output.
– Recording stops before it is finished.
“Over Current” appears in the
display.
• A problem has been detected with the
level of electrical current from the
(
USB)
port. Turn off the system and
remove the USB device from the
(
USB)
port. Make sure there is no
problem with the USB device. If this
display pattern persists, contact your
nearest Sony dealer.
There is no sound.
• The USB device is not connected
correctly. Turn off the system, then
connect the USB device again and
check if “USB MEMORY” lights up in
the display.
There is noise, skipping, or distorted
sound.
• Turn off the system, then connect the
USB device again.
• The music data itself contains noise, or
the sound is distorted. Noise may have
entered during the recording process.
Delete the track, and try recording
again.
The USB device cannot be connected
into the
(USB) port.
• The USB device is being connected
backwards. Connect the USB device in
the correct orientation.
“Reading” is displayed for an
extended time, or it takes a long time
before playback starts.
• The reading process can take a long time
in the following cases.
– There are many folders or tracks on
the USB device.
– The file structure is extremely
complex.
– The memory capacity is excessive.
– The internal memory is fragmented.
Thus, we recommend following these
guidelines.
– Total folders on USB device: 100 or
less
– Total tracks per folder: 100 or less
Erroneous display.
• The data stored in the USB device may
have been corrupted, perform the
recording again.
• The character code that can be displayed
by this system are as follows:
– Upper cases (A to Z)
– Lower cases (a to z)
– Numbers (0 to 9)
– Symbols (< > * +, ? / [ ] \ _)
Other characters may not be displayed
correctly.