HP 12201-69104 - Sequencer board - Has base set EPROM`S - Sequencer Board - Has Base Set EPROM`s (Goes in Slot 2) Retail
HP 12008-69002 - PROM storage board - For PROM stored software - PROM Storage Board - for PROM Stored Software (12008A) Retail
HP C1705-60339 - PROM kit - For the auto-changer controller PC board - Includes all four PROMS Retail