Editing Macintosh Plus Troubleshooting (section)

== Intermittent Booting or Freezing ==

<templatestyles src="Template:StyledTable/styles.css" />
{| class="wikitable styled-table" style="width:100%; text-align:center;"
|+ '''Random Resets, Freezes, and ROM/RAM Faults'''
|-
! Symptom !! Possible Cause !! Recommended Action
|-
| Random Sad Macs or freezes || Unstable RAM/ROM or bad capacitors || Clean and reseat RAM/ROM chips; recap analog board to fix voltage dips.
|-
| Crash during disk access || 12V rail voltage drop || Adjust +12V output; replace large analog capacitors.
|-
| Only fails when warm || Thermal stress on weak components || Operate with case off; identify overheating parts (e.g., Q3, regulators).
|}