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System Boards
3-1
Chapter 3 System Boards
The system boards consist of the main board, the memory board, the
SCSI backplane board, and the LCD display module. This chapter
discusses the system board configurations in detail.
3.1
Main Board
The main board has the following major components:
•
Four Slot 2 CPU (Central Processing Unit) connectors that
support one, two, three, or four Intel Pentium II Xeon processors
and the next generation of Pentium processors:
•
Intel Pentium II Xeon running at 400 with integrated 512K
and 1MB L2 write-back cache
•
Intel Pentium II Xeon running at 450 with integrated 512K,
1MB, and 2MB L2 write-back cache
•
One VRM (Voltage Regulator Module) for each CPU and
one VRM for the L2 cache of two CPUs
•
256-KB Flash ROM for system BIOS
•
Supports two PCI buses through one PXB (PCI Expander Bridge)
•
System clock/calendar with battery backup
•
One 68-pin Wide SCSI connector for each SCSI channel
•
One narrow SCSI connector for connecting legacy SCSI
devices, such as SCSI CD-ROM, DAT drives, etc.
•
Server management functions
•
PCI SVGA on-board, supports up to 1024 x 768 resolution
•
Onboard 2MB VGA RAM
•
Enhanced IDE hard disk and diskette drive interfaces
•
PCI local bus IDE (Integrated Device Electronics) controller
Содержание AcerAltos 21000
Страница 1: ... FHU OWRV System Guide ...
Страница 22: ...Getting Started 1 5 1 2 2 Connecting a Mouse ...
Страница 23: ...1 6 AcerAltos 21000 System Guide 1 2 3 Connecting a VGA Monitor ...
Страница 43: ...2 18 AcerAltos 21000 System Guide 3 Secure the drive with four screws 4 Insert the drive into the bay ...
Страница 61: ...2 36 AcerAltos 21000 System Guide 3 Secure the air guide with two screws 4 Reattached the left panel door ...
Страница 143: ...A 4 AcerAltos 21000 System Guide ...