Issue January 26, 2007
FAQ’s and known issues of
DIFS
Use External and Internal
Known Issues
ID Issue Problem Solution
K1 DIFS reports a Parallel- or COM-Port
Failure.
K2 Using USB-Keyboard/Mouse DIFS
reports mouse and keyboard-error on
some computers:
Mouse: Ecs: KX2, find auxiliary
device failed. Last Error: Did not find
auxiliary device
Keyboard: Ecs: KX1, keyboard reset
test failed. Last Error: Error on
Keyboard Reset
K3 DIFS hangs on Mainboard ASUS P5
LD2-FM.
K4 DIFS hangs on Celsius R630
(D1691) after entering the serial
number.
K5 DIFS reports a Harddisk-Error on the
second HDD although there is only
one HDD is attached.
K6
On RAID-Systems: DIFS reports “No
hard disk found” although there are
HDDs attached.
Although the system hasn’t any COMor LPT-Ports, the BIOS writes the IOAddresses 3F8h and 378h to 40:00h
and 40:08 (LowMEM).
Implementation of Legacy-Mode in the
BIOS is incorrect and causes problems
with software that relies on this mode.
Implementation of Legacy-Mode in the
BIOS is incorrect and causes the
computer to freeze.
Problem occurs only if booted from
USB-memory stick in USB2.0-mode.
USB-Stick is also recognized as a HDD. Fixed with DIFS V1.00 Build 061123.
Pages 4
Please check if the system has any
of the components (COM- or LPTPort) which causes the error.
If there is none of the component
available, this doesn’t indicate a
defective hardware - Please ignore
the error-message of DIFS.
This doesn’t indicate a defective
hardware. Please ignore the errormessage of DIFS.
This doesn’t indicate a defective
hardware. The problem is caused
by the mouse, so if a mouse is
attached unplug it to eliminate the
problem.
Please go to the BIOS and set the
USB2.0-switch to “Disabled”.
Please check the “current
inventory” for hard disk entries.
§ If there are no hard disks visible,
this could indicate a problem
with the hard disks. Please
Inform Issue: January 26, 2007 Category: Content: Use: External and Internal Page 2 / 4
check the connection and
drives.
§ If there are hard disks visible in
the inventory, but the HDDTest
is not able to test them in DIFSMode, please go to the FreeDOSPrompt and call “HDDTest menu” directly to check the disk
drives.
K7
Optical-Disk-Drives-Test returns
“passed” although the optical-drive is
Fixed with DIFS16P 2.00 Build
070119.
not accessible.
K8
Hard disk test returns errors although
no problem with the disk can be
recognized.
If the system has a Firstware-BIOS this
problem could be caused by an enabled
HPA in the BIOS.
Please disabled HPA in BIOSSetup:
BIOS->Advanced->Advanced
System Configuration->HDD Host
Protected Area
before testing the hard disk with
DIFS, so the whole drive is
accessible.
After testing enable the HPA in the
BIOS.
K9 On booting DIFS from the DIFS-CD
with a plugged memorystick the
following error message occurs:
FreeDOS kernel build 2036 cvs
…
This problem exists only on a few
systems and results out of a
combination of BIOS and memorystick.
If this error occurs the system should be
able to boot from the memorystick
directly.
Please try to boot directly from the
memorystick.
C: HD1, Pri[ 1], CHS= 0-1-1, start= 0
MB, size= 23 MB
…
Invalid Opcode at …
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