Apple 5215CD Personal Computer User Manual


 
Troubleshooting Symptom Charts/System - 3
Symptom Charts
System
System
intermittently
crashes or hangs
1 Verify that system software is version 7.5 or later.
2 Verify that software is compatible with system.
3 If clock chip at U10 is not p/n 343S1191 or 343S1121,
replace logic board. (Ignore any letters following part
number.)
4 If ROM DIMM is laid out as shown on next page, and doesn’t
have a sticker on center chip, replace DIMM.
5 If Ethernet card is installed, verify that it is fully seated.
6 Check that system has enough memory installed for
application.