CHAPTER 4. HARDWARE DESCRIPTION
1. Hard ware block diagram
Fig. 1-1
CPU
GATE ARRAY
MPCA7
DRAWER
STANDARD
RAM1
128KB
OPTIONAL
RAM2
512KB
ER-03RA:512KB
STANDARD
ROM
512KB
SWITCH
KEY BOARD
RS232
I/F
1 ports
CKDC8
1 LINE
7SEG 7DIG
1 LINE
7SEG 10DIG
CUSTOMER DISPLAY
OPERATER DISPLAY
TPRC1
PRINTER
PR-45M
4 – 1
Summary of Contents for ER-A450
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