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Product Information

Document ID: DDSE-452N9J

PC Server 315 - System Board

Applicable to: World-Wide


1) Auxiliary power connector
2) CMOS clear (password) jumper
3) Diskette drive connector
4) Switches for microprocessor speeds, diskette write protection, and serial port B
5) Battery
6) 3.3 V ac power connector
7) Main power connector
8) Secondary fan connector
9) Microprocessor
10) Power LED connector
11) First fan connector
12) System memory connector 4 (MEM4)
13) System memory connector 3 (MEM3)
14) System memory connector 2 (MEM2)
15) System memory connector 1 (MEM1)
16) Riser card connector
17) Serial B port

Switch Settings

ATTENTION:
If the microprocessor bus-to-core ratio is incorrect, system-board components will overheat and component damage might occur. Be sure that microprocessor switch settings on the microprocessor switch are set properly according to the speed of the microprocessor.

There are eight switch settings on the microprocessor switch. The switch settings have the following meanings:

SWITCH NUMBER

PURPOSE

1

Core ratio

2

Core ratio

3

Core ratio

4

Core ratio

5

System bus speed

6

System bus speed

7

Serial B port

On - Enables Serial B port
Off - Disables Serial B port

8

Diskette Drive

Off - Normal diskette operation
On - Enables read-only diskette operation




MICROPROCESSOR


PASSWORD JUMPER



DISKETTE WRITE-PROTECT

NOTE
This switch does not affect the ability to read information from a diskette.



SERIAL B PORT/INFRARED PORT



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Document Category

Diagrams

Date Created

12-02-99

Last Updated

12-02-99

Revision Date

12-02-2000

Brand

IBM PC Server

Product Family

PC Server 315

Machine Type

8638

Model

TypeModel

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