Asus NRL-LS NRL-LS User Manual - Page 43
Connectors
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2.8 Connectors This section describes and illustrates the internal connectors on the motherboard. Always connect ribbon cables with the red stripe to Pin 1 on the connectors. Pin 1 is usually on the side closest to the power connector on hard drives and CD-ROM drives, but may be on the opposite side on floppy disk drives. 1. Floppy disk drive connector (34-1 pin FLOPPY) This connector supports the provided floppy drive ribbon cable. After connecting one end to the motherboard, connect the other end to the floppy drive. (Pin 5 is removed to prevent incorrect insertion when using ribbon cables with pin 5 plug). ® NRL-LS FLOPPY PIN 1 NOTE: Orient the red markings on the floppy ribbon cable to PIN 1. NRL-LS Floppy Disk Drive Connector 2. Serial port 2 connector (10-1 pin COM2) This connector accommodates a second serial port using an optional serial port bracket. Connect the bracket cable to this connector then install the bracket into a slot opening at the back of the system chassis. ® NRL-LS PIN 1 NRL-LS Serial COM2 Connector ASUS NRL-LS motherboard user guide 2-17