Psion Teklogix 8570 Benutzerhandbuch
Chapter 6: Troubleshooting
Problems
Problems
74
Teklogix 8570 Vehicle-Mount Computer User Manual
6.3 Problems
6.3.1 Display
No Backlight
•
Boot the unit and increase the brightness control.
•
Make sure that Suspend is off.
No Video
•
Verify that the backlight is on, adjust up.
•
Check that there’s power to the unit.
•
Verify with a keyboard that the Num Lock LED works.
•
Make sure that Suspend is off.
Display Quality Poor
•
Clean the screen.
•
Adjust the brightness.
•
Verify with a keyboard that the Num Lock LED works.
6.3.2 Hard Drive
Boot Failure
•
Check that the Boot Sequence is set correctly in the BIOS Setup (see
page 39).
page 39).
Important:
To use the USB floppy boot feature, USB BIOS Legacy Support
must be enabled., and the Parallel Port must be disabled in the BIOS
Setup.
must be enabled., and the Parallel Port must be disabled in the BIOS
Setup.
File Corruption
•
Run CKPRO, SCAN DISK or CHKDSK and then rebuild or reinstall
as necessary. If you don’t have a keyboard, a DOS virtual keyboard can be
activated by touching the upper left corner of the screen when in DOS.
Then, if you want to reboot in MS-DOS mode from Windows 95, a screen
keyboard will be available to run SCAN DISK or other DOS commands.
as necessary. If you don’t have a keyboard, a DOS virtual keyboard can be
activated by touching the upper left corner of the screen when in DOS.
Then, if you want to reboot in MS-DOS mode from Windows 95, a screen
keyboard will be available to run SCAN DISK or other DOS commands.