HP PCI-2S1P Serial/Parallel Adapter (321722-001) is an original HP PCI interface card designed to add legacy serial and parallel connectivity to compatible HP desktop and workstation systems. The adapter provides one RS-232 serial port and one parallel port through standard external connectors, making it suitable for connecting legacy serial equipment, printers, scanners, and other peripherals. HP documentation identifies 321722-001 as the “Adapter, PCI, serial/parallel.”
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Part Number: 321722-001
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Manufacturer: HP / Hewlett-Packard
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Product Type: PCI Serial/Parallel Multi-I/O Adapter
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Model: PCI-2S1P / PCI-2S1P GP
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Interface: PCI
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Serial Port: 1 × RS-232, 9-pin D-Sub (DB-9)
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Parallel Port: 1 × parallel, 25-pin D-Sub (DB-25)
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Connectivity: Serial and parallel
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Installation: Internal PCI expansion slot
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Function: Adds legacy serial and parallel ports to a compatible HP system
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Application: Serial devices, printers, scanners, ISDN terminal adapters, and other legacy peripherals
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Compatible Systems: Compatible HP desktop/workstation systems equipped with a standard PCI expansion slot; HP documentation lists the adapter as an optional board on supported systems.
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Related HP Part Number: 320302-001
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Related HP Option: DC195A
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Transfer Rate: Up to approximately 430 Kbps as listed for the adapter.