Apple WS 7250/120 Manuale Utente

Pagina di 158
 
 Troubleshooting
Symptom Charts/System - 9
 
During startup, 
following message is 
displayed, "This 
startup disk will not 
work on this 
Macintosh model...."
1 Verify that startup disk is good.
2 Verify system software is version 7.5.2 or later (Power 
Macintosh 7200/75 or 7200/90) or 7.5.3 or later (Power 
Macintosh 7200/120 or WS 7250/120).
3 Do a clean install of the system software.
System can’t be 
powered off unless 
external 1.2 GB hard 
drive is off 
 
or 
 
LED 
remains lit when 
system is powered off 
and attached 1.2 GB 
hard drive is left 
powered on
This problem only affects PM 7200 and WS 7250 machines with 
serial numbers in the following ranges:
• CK634xxxxxx to CK637xxxxxx
• XB634xxxxxx to XB637xxxxxx
• SG634xxxxxx to SG637xxxxxx
• FC634xxxxxxx to FC637xxxxxx
If system falls into one of these serial number ranges, execute 
the following instructions:
1) Unplug system and remove top cover.