 Acer File Extensions |
Compaq Presario 4500 Series
| Jumper | Pins | Function |
|---|---|---|
| JP1 Bus Speed Select | 1-2, 3-4 short 3-4 short All open 3-4 short | 166 MHz MMX 200 MHz MMX 233 MHz MMX 200 MHz |
| JP2 CMOS Clear | 1-2 Open | Secure CMOS Power Remove jumper for 10 seconds and reinstall to clear CMOS |
| JP3 Core Voltage | 5-6 short |