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Apple quadra 800.ws 80 Service Manual

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 Troubleshooting
Symptom Charts - 2
 
Symptom Charts
 
Error Chords
 
One-part error 
chord sounds during 
startup sequence
1 Disconnect SCSI data cable from hard drive and reboot 
system.  If startup sequence is normal, initialize hard drive.  
If error chord still sounds, replace hard drive.
2 Disconnect floppy drive cable from floppy drive and reboot 
system.  If startup sequence is normal, replace floppy drive.
3 Replace logic board.  Retain customer’s SIMMs.
Two-part error chord 
sounds during 
startup sequence
Perform SIMMs verification.