Acer Altos 9100B, User Manual

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AcerAltos 9100B Series User’s Guide 2-4
2.2.1 Jumper Settings
Table 2-1 lists the CPU board jumpers with their corresponding settings and
functions.
Table 2-1 Settings for CPU Core/Bus Frequency Ratio (JP1)
JP1 Settings
1-2-3 4-5-6 7-8-9 10-11-12 CPU Core/Bus Freq.
1-2 Closed 4-5 Closed 7-8 Closed 10-11 Closed 2/1
1-2 Closed 4-5 Closed 8-9 Closed 10-11 Closed 3/1
1-2 Closed 4-5 Closed 7-8 Closed 11-12 Closed 4/1 *
1-2 Closed 4-5 Closed 8-9 Closed 11-12 Closed 5/1
1-2 Closed 5-6 Closed 7-8 Closed 10-11 Closed 5/2
1-2 Closed 5-6 Closed 8-9 Closed 10-11 Closed 7/2 *
1-2 Closed 5-6 Closed 7-8 Closed 11-12 Closed 9/2
1-2 Closed 5-6 Closed 8-9 Closed 11-12 Closed 11/2
* Depending on the configuration, either one can used as the default:
4/1 for 400 MHz
7/2 for 350 MHz
2.2.2 Connector Functions
Table 2-2 lists the different connectors on the CPU board and their respective
functions.
Table 2-2 Connector Functions
Connector Function
CN1 CPU 2 Fan connector
CN2 CPU 2 Thermal Detection connector
CN3 CPU 1 Fan connector
CN4 CPU 1 Thermal Detection connector