GE - Products & Services - Parts / Warranty / Repair - Machine Tool Controls

1	Conversational CPU Module	A20B-2901-0390	CPU for Conversational Function
2	SRAM Module	A20B-2900-0541	512 MB	Sub-memory for Conversational Function
3	DRAM Module	A20B-2900-0550	1 MB	Work DRAM for Conversational Function
		A20B-2900-0551	512 KB
		A20B-2900-0555	128 KB
4	ROM Module	A20B-2900-0290	1 MB	System ROM for Conversational Function
		A20B-2900-0291	768 KB
		A20B-2900-0292	512 KB
5	PMC Engine Module	A20B-2900-0790	PMC Operation Control, I/O Link Control
6	DRAM Module	A20B-2901-0653	2 MB	Work RAM for PMC-NA
		A20B-2901-0803	512 KB
7	BOARD NOT USED