- Activate Master module.
- Select Utilities > Tests.
- Enter password: 1-3-5-8. Press OK.
- Press RAM soft key.
- Press OK to begin test (destroys RAM data).
- Let run for at least 4 cycles.
Source: E4K — e-mu-emulator-4k-manual (manual)
Symptoms this guide addresses
Source: E4K — e-mu-emulator-4k-manual (manual)