Asus P I-XP55TVP4 User Manual - Page 25

III. INSTALLATION 5. External Connectors WARNING: Some pins are used for connectors or power sources. These are clearly separated from jumpers in "Map of the Motherboard" on page 4. Placing jumper caps over these will cause damage to your motherboard. IMPORTANT: Ribbon cables should always be connected with the red stripe on the Pin 1 side of the connector. The four corners of the connectors are labeled on the motherboard. Pin 1 is the side closest to the power connector on hard drives and floppy drives. IDE ribbon cable must be less than 18in. (46cm), with the second drive connector no more than 6in. (15cm) from the first connector. III. INSTALLATION (Connectors) 19 1. PS/2 Keyboard Connector (6-pin Female) This connection is for a standard keyboard using an PS/2 plug (mini DIN). This connector will not allow standard AT size (large DIN) keyboard plugs. You may use a DIN to mini DIN adapter on standard AT keyboards. PS/2 Keyboard (6-pin Female) 2. PS/2 Mouse Connector (6-pin Female) This connection is for a standard mouse using an PS/2 plug (mini DIN). The system will direct IRQ12 to the PS/2 mouse if one is detected. If not detected, expansion cards will be free to use IRQ12. See "PS/2 Mouse Control" in BIOS Features Setup of the BIOS SOFTWARE for settings. This connector will not allow standard AT size (large DIN) mouse plugs. You may use the onboard COM1 serial port for a standard serial mouse. PS/2 Mouse (6-pin Female) ASUS P/I-XP55TVP4 User's Manual