PC Board

HPE 1MB memory board - 1MB Memory Board - Can Go in Slot 2 of CPU Unit (Optional) - Can Also Go in Slot 3 (as an Additional Option Board - But the Memory Board in Slot 2 MUST Also be 1MB)

HPE Test load board - To check power supply in CPU or I/O extender - Test Load Bd - to Check Power Supply in CPU or I/O Extender

HPE Processor board - Goes in slot 5 of CPU unit

HPE Display panel PC board - Mounts to front panel

HPE Peripheral interface controller (PIC) board (HP-IB interface board) - Peripheral Interface Controller (PIC) Board (HP-IB Interface Board) - Goes in Slot 5 ONLY if No Other Boards are in the I/O Extender Unit (Moved from Slot 4 in CPU Unit)

HPE Terminal interface controller (TIC/ATP 37) board - Goes in slot 1 of CPU unit (Standard) - Can also go in slot 3 (as an additional option board) - Terminal Interface Controller (TIC/ATP 37) Board - Goes in Slot 1 of CPU Unit (Standard) - Can Also Go in Slot 3 (as an Additional Option Board) (P/O 30460A)