23
3
2
To Cabinet's speaker
To Motherboard's speaker
To JP4
Metal Latch
1
Peg
Note: Step 3 indicated for Musical Alarm Cooler Only
2.3.3 CPU Frequency Selection
J1 is a 2x12-pin jumper. The upper four blocks of J1 are for processor External Frequency selection,
and the others are used to select processor’s Multiplier. This motherboard supports four External
Frequency: 66 MHz, 75 MHz, 83 MHz and 100 MHz. Regarding the External Frequency and
Multiplier for different processors, please refer to the following table.
Intel
AMD
External Freq.
Multiplier
External Freq. Multiplier
133
66
2
K5 166
66
2.5
166
66
2.5
K6 166
66
2.5
200
66
3
K6 200
66
3
233
66
3.5
K6 233
66
3.5
K6 266
66
4
K6 300
100
3
K6 350
100
3.5
K6 400
100
4
