ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
ncr/doc/Old Models/Technical Manuals/7453_... - Alsys Data
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Chapter 4: Hardware Service 4-598-Port RS-232 Board PortsPortI/O Base Address(686 Board)I/O Base Address(586 & Series 4000 Board)COM5 0440-0447 240-0247 5COM6 0448-044F 248-024F 5COM7 0450-0457 250-0257 5COM8 0458-045F 258-025F 5COM9 0460-0467 260-0267 5COM10 0468-046F 268-026F 5COM11 0470-0477 270-0277 5COM12 0478-047F 278-027F 5Interrupt(IRQ)