Chip Select Frequency - Acer AcerPower Flex4000 Series User Manual

The following tables list the jumper settings and their corresponding functions:
Table 1-1

Chip Select Frequency

JP18
1-2
2-3
1-2
2-3
2-3
Table 1-2 SW1 Bus Frequency Selection
1
On
Off
Off
On
Table 1-3 SW1 CPU Frequency for Pentium CPUs
JP1 4
2-3 Off
2-3 On
2-3 Off
2-3 On
Table 1-3A SW1 Onboard Audio Function
6
Off
On
JP19 JP20
1-2 1-2
1-2 1-2
2-3 2-3
1-2 2-3
2-3 --
2 3
Off Off
Off Off
On On
Off On
5 P54C
Off 3/2
Off 2/1
On 3/1
On 5/2
Audio
Enabled
Disabled
MHz
66 (default)
60
75
83.3
--
Bus Freq.
60 MHz
66 MHz (default)
75 MHz
83.3 MHz
P55C
7/2
2/1
3/1
5/2
Index