NEC DIRECTION L Service Manual page 109

A-2 System Specifications
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The top bar is snapped into rigid pins after the processor subsystem (with
heatsink) is inserted into the slot 1 connector and RM.
Random Access Memory (RAM)
Standard RAM 32 MB to 192 MB of SDRAM installed in industry-standard DIMM
sockets on system board
Total Memory support for up to 384 MB of high-speed SDRAM
DIMM type gold-plated, dual in-line modules (DIMMs)
Expansion expandable using the following modules:
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1-Mbit by 64 or 1-Mbit by 72 (8-MB DIMM)
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2-Mbit by 64 or 2-Mbit by 72 (16-MB DIMM)
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4-Mbit by 64 or 4-Mbit by 72 (32-MB DIMM)
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8-Mbit by 64 or 8-Mbit by 72 (64-MB DIMM)
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16-Mbit by 64 or 16-Mbit by 72 (128-MB DIMM).
Read-Only Memory (ROM)
Flash ROM 2 Mbit
Window RAM (WRAM)
Standard video memory
Calendar Clock
Year/Month/Day/Hour/Minute/Second/.01 Second; maintained by battery backup
Battery Type Real Time Clock (RTC) battery
Input/Output (I/O) Facilities
Integrated Industry-Standard Interfaces
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Parallel bidirectional, ECP/EPP support; one 25-pin connector
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Serial two high-speed RS-232C ports using 16550 UART, supports transfer
rates up to 19.2 KB per second; 9-pin connectors
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Universal Serial Bus (USB)
directly to the system; with appropriate connector, each port supports up to
127 daisy-chained devices; supports 12 megabits (Mbs) per second
4 MB video memory on the video board
two USB ports, support two USB peripherals