NEC NEC Versa 2500 Series User's Guide 25-10584-00 Personal Computer User Manual


 
General Specifications 2-7
SYSTEM BOARD SPECIFICATIONS
The following table lists system board specifications.
Table 2-3 Main Board Specifications
ITEM SPECIFICATION
Clock
NS Clock Buffer CGS74CT 2524
CPU
PGA Socket
Cache
256KB, L2
DRAM
1M x 16-bit DRAM x 4
Video RAM
256K x 16-bit DRAM (5V / 60ns), SOJ x 2
System Chipset
UMC UM8891BN, 208 Pin, PQFP
UMC UM8892BN, 208 Pin, PQFP
VGA
C&T 65548, 208 Pin, PQFP
PCMCIA
Omega 82C094, 208 Pin, TQFP
Omega 82C028, 28 Pin SOIC
Internal
Connector &
Socket
To System PCB:
100 Pin, AMP
To HDD:
50 Pin, KEL
To CD-ROM:
40 Pin, KEL
2 Pin, Molex
To Transfer PCB:
2 Pin, Molex
To DC Converter
32 Pin, Suyin
External
Connector
COM1:
9 Pin, Suyin
Printer:
25 Pin
Docking:
160 Pin
PCB Thickness: 1.2mm
Layers: 8
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