Editing Atari 800 Troubleshooting Guide (section)

=== ROM Card & OS Troubles ===

# Remove and reseat the OS ROM card.
# Inspect for bent or corroded pins.
# If available, substitute with a known-good OS ROM card.

{| class="wikitable styled-table"
! Symptom !! Probable Cause !! Fix
|-
| No Memo Pad, blank screen || Bad OS ROM || Replace ROM card; check for correct orientation
|-
| Boots with cartridge, not without || OS ROM failure || Replace OS ROM; test with alternate OS if possible
|-
| Random crashes or lock-ups || Marginal ROM or socket || Clean contacts; replace ROM if needed
|}