Appendix A: Specifications
Processor Host Core Bus Ratio
Jumper block J1E2 configures the host-core bus ratio. By default, the bus ration is two to eleven and
the core frequency is 733 MHz. Figure A-13 shows the jumper settings.
J1E2
1
R AT IO 3
R AT IO 2
R AT IO 1
R AT IO 0
A
Jumper diagram labeled:
A. Two to 10 Bus Ratio with 667 MHz Core Frequency (Default Setting)
B. Two to 11 Bus Ratio with 733 MHz Core Frequency
C. Two to 12 Bus Ratio with 800 MHz Core Frequency
D. Processor Frequency Auto Detect (Default Setting)
J1E2
1
R AT IO 3
R AT IO 3
R AT IO 2
R AT IO 2
R AT IO 1
R AT IO 1
R AT IO 0
R AT IO 0
B
Figure A-13. Host-Core Bus Ratio Settings
J1E2
J1E2
1
R AT IO 3
1
R AT IO 2
R AT IO 1
R AT IO 0
C
D
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