ASRock A55M-HVS Quick Installation Guide - Page 21

2.9 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard! Serial ATA2 Connectors (SATA_1: see p.2, No. 12) (SATA_2: see p.2, No. 11) (SATA_3: see p.2, No. 7) (SATA_4: see p.2, No. 10) (SATA_5: see p.2, No. 8) (SATA_6: see p.2, No. 9) These six Serial ATA2 (SATA2) connectors support SATA data cables for internal storage devices. The current SATA2 interface allows up to 3.0 Gb/s data transfer rate. SATA_1 SATA_3 SATA_5 SATA_2 SATA_4 SATA_6 Serial ATA (SATA) Data Cable (Optional) Print Port Header (25-pin LPT1) (see p.2 No. 15) USB 2.0 Headers (9-pin USB6_7) (see p.2 No. 21) (9-pin USB8_9) (see p.2 No. 23) (9-pin USB10_11) (see p.2 No. 24) Either end of the SATA data cable can be connected to the SATA / SATAII hard disk or the SATAII connector on this motherboard. AFD# ERROR# PINIT# SLIN# GND 1 SPD7 SPD6 ACK# SPD5 BUSY SPD4 PE SPD3 SLCT SPD2 SPD1 SPD0 STB# USB_PWR P-9 P+9 GND DUMMY This is an interface for print port cable that allows convenient connection of printer devices. Besides six default USB 2.0 ports on the I/O panel, there are three USB 2.0 headers on this motherboard. Each USB 2.0 header can support two USB 2.0 ports. 1 GND P+8 P-8 USB_PWR USB_PWR P-11 P+11 GND DUMMY 1 GND P+10 P-10 USB_PWR 21 ASRock A55M-HVS Motherboard English