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Write Problems 
Symptom  Possible Causes  Solutions 
Using other authoring 
software which does not 
support your drive. 
  Use the authoring software provided with 
the drive.  When using other software, 
ensure your drive is supported by 
contacting the software supplier. 
Disc inserted upside down.    Reinsert the disc with label side up. 
Short of Hard Disk capacity.
  Generally 1.2 to 2 times the size of the 
write data is required. This may vary 
according to the write method. 
No power.    Check if the power cord is securely 
connected to the connector. 
Cannot write. 
USB cable isn't connected 
properly. 
  Ensure that the USB cable and connectors 
are not damaged, bent or dented. Check 
especially the pins. 
  Network used. 
  Window screen saver 
activated while 
writing. 
  Other application 
running. 
  When running saver or other applications 
or writing in a network environment, 
errors may occur due to lack of CPU 
resources in PC. 
  Rewrite after log-off from the network. 
  Deactivate the screen saver or power 
saving mode. 
  Quit other applications other than the 
authoring software. 
Short of PC memory.    Due to shortage of main memory in PC, 
swapping of hard disc space may have 
occurred.  If swapped, data from the hard 
disc may cut off causing buffer under-
runs. 
  Increase main memory capacity. 
"Auto thermal re-
calibration" triggered. 
  Disable "Auto thermal re-calibration" in 
the BIOS setup. 
  Use another Hard Disk if can not disable 
it. 
Defective DVD/CD media.
  DVD/CD media may be dirty, scratched 
or damaged. Rewrite on another 
DVD/CD media. 
Writing errors occur 
(Buffer under-runs). 
Short of Hard Disk capacity.
  Generally 1.2 to 2 times the size of the 
write data is required.  This may vary 
according to the write method. 
No drive recognition.  USB cable is not connected 
properly between the 
computer USB port and the 
drive. 
  Ensure that both connectors of the USB 
cable is properly connected to the USB 
ports on the computer and the drive.