Solving Power–Up Problems
C-3
014–002091
Table C-2 Quick Reference for Powerup Problems (Graphics Console)
System Displays Text but Fails Powerup
Is the last display in the powerup
If you have
not
added memory since the
message the number 2?
last powerup, contact Data General.
If you have added memory since the
last powerup, press the space bar to
continue.
Do you see a numerical code other
Write down the number or text; then
than 2, and/or a text message?
•
Turn power off to the computer unit,
monitor, and any peripherals.
•
Tighten all cabling.
•
Power on peripherals, monitor, and
computer unit again.
Does the problem repeat?
Contact Data General.
For This Condition
Try This
Blank or Distorted Display
Has the graphics monitor screen
Rotate the Brightness dial clockwise.
been blank for 2 minutes?
Power down; then
1. Test the acpower supply with a
desk lamp or other electrical device.
2. Tighten power cord connections to
the monitor and computer unit.
3. Tighten the keyboard connection
and all other cabling.
4. Make sure all connected peripherals
are powered on and on line.
5. Turn power back on and try again.
Is text garbled on the screen?
Restore default video timing parameters.
(For the 70-Hz monitor enter
,
then type
after you hear a beep.)
Do you have a color monitor?
Press the Degauss switch.
Is the screen still blank or unclear?
Use another monitor or a terminal
to test the computer (if terminal,
disconnect graphics keyboard).
Contact Data General.
Summary of Contents for AViiON 530 Series
Page 1: ...Customer Documentation P R O D U C T L I N E...
Page 2: ......
Page 6: ......
Page 14: ...Preface xii 014 002091...
Page 24: ...Contents xxii 014 002091...
Page 58: ...Setting Up Your Computer System 2 18 014 002091...
Page 84: ...Setting Up and Installing a SCSI Bus 4 16 014 002091...
Page 122: ...Expanding and Maintaining Your Computer System 6 18 014 002091...
Page 148: ...Adding or Replacing Memory Modules 8 8 014 002091...
Page 182: ...Replacing the System Board 10 12 014 002091...
Page 188: ...Replacing the Fan Assembly 11 6 014 002091...
Page 236: ...Using the System Control Monitor B 22 014 002091...
Page 248: ...Solving Power Up Problems C 12 014 002091...
Page 260: ...Index 12 014 002091...
Page 262: ......
Page 266: ...Appendix Title 093 xxxxxx 2 Licensed Material Property of Data General Corporation...