ASRock K7VM4 User Manual - Page 12

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 Select Jumper (FS0, see p.7 item 11) Setting 1_2 FSB 200MHz FSB 266MHz 2_3 FSB 333MHz 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 item 29) +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 item 23) JL1(see p.7 item 22) 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. 12