System Board 4-11
Note:
If a discrepancy is found in the amount of
memory displayed at the Power-On Self-Test or in Windows
with the amount of memory installed, check that the
memory modules were installed correctly.
Components
The system board has the following features:
Intel 440EX chipset used for AGP, PCI/ISA, memory, and peripheral
control
FDC37C777 Ultra I/O controller (integrates standard PC I/O functions:
two serial ports, one EPP/ECP-capable parallel port, floppy disk
interface, real time clock, keyboard and mouse controller; support for two
USB ports and infrared port)
two dual in-line memory module (DIMM) sockets with support for up to
256 MB of SDRAM using DIMMs
Phoenix Technologies Limited (PTL) BIOS in a flash memory device
supporting system setup and PCI auto-configuration
32-KB internal dual write-back cache integrated on the Celeron or
Pentium II processor
pipelined 32-bit addressing
64-bit data
32 MB to 256 MB of SDRAM upgradeable with 16-MB, 32-MB,
64-MB or 128-MB increments through DIMM sockets on system board
(64-MB and 128-MB as available)
512-KB write-back secondary cache memory in systems that contain a
Pentium II processor
System Setup utility built into the BIOS
2-Mb Flash ROM for fast economical BIOS upgrades
PCI local bus for fast data transfer
National Heceta LM79 chip for monitoring voltage, temperature, and
security (NEC MagicEye™ technology)
integrated sound (Crystal audio system)
power management with power saving mode, featuring inactivity timer
external connectors for connecting the following external devices:
VGA-compatible monitor (standard, super, high-resolution VGA)
Personal system/2 (PS/2
®
)-style mouse
Summary of Contents for POWERMATE 5100 - SERVICE
Page 15: ...1 System Overview Configurations Features Components ...
Page 28: ...2 System Configuration Interrupt Requests Jumper Settings BIOS Setup Video Modes Utilities ...
Page 108: ...4 System Board Connectors Jumpers and Sockets Components Pin Assignments Resources ...
Page 167: ...7 Preventive Maintenance System Cleaning Keyboard Cleaning Mouse Cleaning ...
Page 171: ...8 Troubleshooting Checklist Diagnostics ...
Page 205: ...A Release Notes General Notes Windows 95 Issues Windows NT Issues ...