Sony CDX-G1302U Operating Instructions Manual page 20

For USB device playback:
HUB NO SUPRT: USB hubs are not
supported.
NOT SUPPORT ANDROID MODE
 A USB device not supporting AOA
(Android Open Accessory) 2.0 is
connected to the unit while [USB MODE] is
set to [ANDROID].
– Set [USB MODE] to [MSC/MTP] (page 13).
USB ERROR
 Connect the USB device again.
USB NO DEV
 Make sure the USB device or USB cable is
securely connected.
USB NO MUSIC
 Connect a USB device containing playable
files (page 16).
USB NO SUPRT
 For details on the compatibility of your
USB device, visit the support site on the
back cover.
USB OVERLOAD: The USB device is
overloaded.
 Disconnect the USB device, then press SRC
to select another source.
 The USB device has a fault, or an
unsupported device is connected.
For RDS operation:
NO AF: No alternative frequencies.
 Press / (SEEK –/+) while the
program service name is flashing. The unit
starts searching for another frequency
with the same PI (program identification)
data ([PI SEEK] appears).
NO PI: No program identification. The
selected station has no PI (program
identification) data.
 Select another station.
NO TP: No traffic programs.
 The unit will continue searching for
available TP stations.
20
GB
For steering wheel remote control
operation:
ERROR
 Register again from the function where
the error occurred (page 12).
TIMEOUT
 Try completing the registration while
[REGISTER] is blinking (about 6 seconds)
(page 12).
For firmware update operation:
FILE ERROR: The updater is not stored in the
USB device.
 Store the updater in the USB device, then
try again (page 15).
UPDATE ERROR PRESS ENTER: Firmware
update is not completed properly.
 Press ENTER to clear the message, then try
again.
During the update, do not turn the
ignition to the OFF position, nor remove
the USB device (page 15).
If these solutions do not help improve the
situation, consult your nearest Sony dealer.
If you take the unit to be repaired because of
device playback trouble, bring the device
that was used at the time the problem
began.