Specifications

Troubleshooting Symptom Charts/Miscellaneous (Continued) - 15
Miscellaneous
(Continued)
System
intermittently
crashes or locks up
1 Make sure System is version 6.0.7 (or later) for Macintosh
LC, version 7.0.1 (or later) for Macintosh LC II, or version
7.1 (or later) for LC III/475 and Quadra 605.
2 Make sure software is known-good.
3 Replace logic board. Retain customer’s SIMMs.
4 Replace SIMMs.
5 Replace power supply.
No sound from
speaker
1 Verify that volume setting in Control Panel is 1 or above.
2 Reset PRAM.
3 Verity nothing is connected to sound-out port.
4 Replace speaker.
5 Replace logic board. Retain customer’s SIMMs.