 Acer File Extensions |
Compaq Presario 5500 Series
| Jumper | Function | Pins | Function |
|---|---|---|---|
| P1 | CMOS Clear | 1-2 Open | Secure CMOS Power Remove jumper for 10 seconds. Reinstall to clear CMOS |
| P2 | CPU Clock Multiplier | A1-A2 B1-B2 A2-A3 B1-B2 A2-A3 B2-B3 A1-A2 B2-B3 | 1.5x 2.0x 2.5x 3.0x |
| P3 | Bus Speed Select | 1-2 2-3 3-4 4-5 | 50 MHz CPU Ext. Bus Freq. 40 MHz CPU Ext. Bus Freq. 60 MHz CPU Ext. Bus Freq. 66 MHz CPU Ext. Bus Freq. |