ASRock K7S8X R3.0 User Manual - Page 13

2.7 Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on pins, the jumper is "SHORT". If no jumper cap is placed on the pins, the jumper is "OPEN". The illustration shows a 3-pin jumper whose pin1 and pin2 are "SHORT". Jumper FSB_SEL0 (see p.7/p.8 item 9) FSB_SEL1 (see p.7/p.8 item 10) Setting 2_3 FSB_SEL0 1_2 FSB_SEL1 FSB 200MHz 1_2 FSB_SEL0 1_2 FSB_SEL1 FSB 333MHz 2_3 FSB_SEL0 2_3 FSB_SEL1 FSB 266MHz 1_2 FSB_SEL0 2_3 FSB_SEL1 FSB 400MHz Note: The setting of the CPU front side bus frequency of this motherboard is by means of the adjustment of jumper-setting. Please follow the figures above to set the CPU front side bus frequency. PS2_USB_PWR1 1_2 2_3 Short pin2, pin3 to enable (see p.7/p.8 item 1) +5V +5VSB +5VSB (standby) for PS/2 or USB wake up events. Note: To select +5VSB, it requires 2 Amp and higher standby current provided by power supply. JR1(see p.7/p.8 item 25) JL1(see p.7/p.8 item 24) JR1 JL1 fig. 1 JR1 JL1 fig. 2 Note: When you connect speakers in back panel and front panel at the same time, 1. If the jumpers JL1 and JR1 are short (see fig. 1), both front panel and rear panel audio connectors can work. 2. If both jumper caps on JL1 and JR1 are removed (see fig. 2), only front panel audio works. However, it requires your front panel to support the function. 13