
If you want to upgrade F/Ware of GCE-8160B ,then you refer to the 
following.
(And If you are using firmware ver 1.02 , you need not upgrade firmware.)

1.Remove inserted disc in RW Drive and Connect to only master of seconary port.
2.Boot the computer as DOS
3.Excute to xferlg.exe (ex: c:\temp\je1.exe firmware file name(je1lg806.hex)
  if you downloaded this file in this directory)

  ex: c:\temp\je1 je1lg806.hex

  " the je1lg806.hex file name is firmware for firmware upgrade of your cd rw drive "
  " the je1 is firmware excute program for download
4.So then you can see the message 'Do you readlly want firmware update?(y/n)'
5."Y" Enter
6.So then firmware will be upgrading.
3.If it completely F/Ware upgraded, The message is appeared on your 
 monitor such as 'Firmware update successfully compleeted!!!
4.And then Re-booting to your system.

Notice

1.You have to cd-rw drive connect to secondary master alone.
2.Don't touch while F/ware upgrading
3.If it happen to problem when you upgrade to F/ware,it is that your    
  resposibility.
  Because of you are mistake F/Ware upgrade
  Therefore you must be care for F/Ware upgrade.