DSM/ECU/JE331B988B
| Label | Component | 
|---|---|
| IC1 | M59107 (E310, Level shifter) | 
| IC2 | M60011 (E303, I/O Expander) | 
| IC3 | M1924FP | 
| IC4 | 4001BF | 
| IC5 | 4001BF | 
| IC6 | |
| IC7 | MH6111 (TMP76C75T, Microprocessor) | 
| IC101 | |
| IC102 | E518A | 
| IC103 | |
| IC104 | knock board (not populated) | 
| IC105 | |
| IC106, IC107, IC108 | M5269L | 
| IC109 | 27C256 (EPROM) |