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Main PCB Circuit Diagram 2/5
(_)
E2pROM (16k x I bit)
(_
ROM (256k x 8 bits. Note that the qualification machines for demonstration
have a 2-
megabit ROM.)
(_)
DRAM (512k x 8 bits)
Q
Backup circuit for the calendar clock of the control panel and DRAM.
Ill - 20