Asus PSCH-SR/SCSI - Manual (Page 39)

ASUS PSCH-SR motherboard 2-21
8. DDR voltage regulator (3-pin J6)
This jumper allows you adjust the DDR voltage to +5% or -5%. The
DDR voltage is at its normal level when no jumper cap is placed over
the pins.
PSCH-SR
®
PSCH-SR DDR Voltage Switching Regulator
J6
1-2 Adjust to -5%
1
2-3 Adjust to +5%
Observe caution when adjusting the DDR voltage.
PSCH-SR
®
PSCH-SR SATA Setting
J2
1
2
2
3
Enable
(Default) Disable
9. Serial ROM initialization jumper (3-pin J2) SATA models only.
This jumper allows you to enable or disable the serial ROM for Serial
ATA devices.