User`s manual

RX45Q User’s Manual
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2.2.4.1 OnChip IDE Device
 IDE HDD Block Model
If IDE hard drive supports block mode select Enabled for automatic detection of the optimal number of block
read/writes per sector the drive can support.
 IDE DMA Transfer Access
Use this field to enable or disable IDE DMA transfer access.
 IDE Primary/Secondary Master/Slave PIO/UDMA Mode
The channel has both a master and a slave, making four IDE devices possible. Because two IDE devices may
have a different Mode timing (0, 1, 2, 3, 4), it is necessary for these to be independent. The default setting
“Auto” will allow auto detection to ensure optimal performance.
 SATA Mode
Choose the interface of SATA controller. The default setting is “IDE” which let SATA like parallel ATA
controller. The “RAID” setting let SATA controller to support RAID.
The Advanced Host Controller Interface (AHCI) is a hardware mechanism that allows software to
communicate with SATA devices, such as hot-plugging and Native Command Queuing (NCQ).
 LEGACY Mode Support
The choices: Disabled, Enabled.
2.2.4.2 Onboard Device
 Azalia Controller
The choices: Auto, Disabled.
 Audio Amplifier
The choices: Enabled, Disabled.
 Amplifier Gain (dB)
The choices: 31.8dB, 27.2dB, 21.2dB, 15.3dB