Epson Powerspan 2 User Manual page 180

The tables below list the fatal and non-fatal error codes
Error tone codes for fatal errors
Error tone code
1-1-3
1-1-4
1-2-1
1-2-2
1-2-3
1-3-1
1-3-3
1-3-4
1-4-1
1-4-2
2-1-1
2-1-2
2-1-3
2-1-4
2-2-1
2-2-2
2-2-3
2-2-4
2-3-1
2-3-2
2-3-3
2-3-4
2-4-1
2-4-2
A-16 Troubleshooting
Description
Real-time clock write/read failure
ROM BlOS checksum failure
Programmable interval timerfailure
DMA initialization failure
DMA page register write/read failure
RAM refresh verification failure
First 64KB RAM chip or data line failure (multi-bit)
First 64KB RAM odd/even logic failure
First 64KB RAM addressline failure
First 64KB RAM parity test in progress failure
First 64KB RAM failure-bit 0
First 64KB RAM failure-bit 1
First 64KB RAM failure-bit 2
First 64KB RAM failure-bit 3
First 64KB RAM failure-bit 4
First 64KB RAM failure-bit 5
First 64KB RAM failure-bit 6
First 64KB RAM failure-bit 7
First 64KB RAM failure-bit 8
First 64KB RAM failure-bit 9
First 64KB RAM failure-bit A
First 64KB RAM failure-bit B
First 64KB RAM failure-bit C
First 64KB RAM failure-bit D