Apple Mac 5260/100 - Manual (Page 49)

Troubleshooting Symptom Charts/System - 4
System will not start
up from keyboard,
but will start up from
rear power switch
1 Verify keyboard as known-good.
2 Replace analog board.
System continually
restarts after
Shutdown from
Special menu
1 Verify keyboard as known-good.
2 Replace analog board.
Flashing “?”
appears at startup in
system with vacant
PDS and
communications slots
1 Diagnose hard drive with Disk First Aid included on Power
Macintosh CD-ROM.
2 Perform repairs, and then go to step 4.
3 If repairs are impossible, back up drive, reformat with
Drive Setup 1.0.3, and then go to step 4.
4 Update driver using Drive Setup 1.0.3.
5 Perform clean install of system software.