ASRock P4i45PE User Manual - Page 15

2.8 Connectors Connectors are NOT jumpers. DO NOT place jumper caps over these connectors. Connector Figure Description FDD connector (33-pin FLOPPY1) (see p.9 item 10) Pin1 FLOPPY1 Red marking Note: Match the red marking on the floppy ribbon cable with Pin1. Primary IDE connector (Blue) Secondary IDE connector (Black) (39-pin IDE1, see p.9 item 7) (39-pin IDE2, see p.9 item 8) PIN1 IDE1 PIN1 Connect this BLUE end to the motherboard 80-Pin ATA 100 cable IDE2 Connect this BLACK end to the IDE devices Note: To optimize compatibility and performance, please connect your hard disk drive to the primary IDE connector (IDE1, blue) and CD-ROM to the secondary IDE connector (IDE2, black). USB 2.0 header (9-pin USB45) (see p.9 item 13) Infrared module connector (5-pin IR1) (see p.9 item 14) Internal audio connectors (4-pin CD1, 4-pin AUX1) (CD1: see p.9 item 24) (AUX1: see p.9 item 23) USB_PWR P-5 P+5 GND DUMMY 1 GND P+4 P-4 USB_PWR IRTX +5V DUMMY 1 GND IRRX AUX-R GND GND AUX1 AUX-L CD-R GND GND CD1 CD-L ASRock I/OTM on P4i45PE motherboard provides you 4 default USB 2.0 ports. If the default USB ports on the rear panel are not sufficient, this extra USB 2.0 header is available to support 2 additional USB 2.0 ports. This connector supports an optional wireless transmitting and receiving infrared module. These connectors allow you to receive stereo audio input from sound sources such as a CD-ROM, DVD-ROM, TV tuner card, or MPEG card. 15