Lcd Clock Source Control; Lcd Backlight Control; South Bridge Via Vx900 Configuration; Onchip Hdac Device - VIA Technologies VB7009 User Manual

6.33.1.2.5.

LCD Clock Source Control

The clock source for LCD backlights control. This feature has four options: 14KHz/7KHz/110Hz/50Hz.
6.33.1.2.6.

LCD Backlight Control

The Backlight Control feature control by VX900 enables the user to control the brightness of the LCD
backlight. This feature has five options.
Level 1 0% PWM Duty
Level 1 25% PWM Duty
Level 2 50% PWM Duty
Level 3 75% PWM Duty
Level 4 100% PWM Duty

6.33.2. South Bridge VIA VX900 Configuration

The South Bridge VIA VX900 Configuration screen has the following features.

Figure 90: Illustration of South Bridge VIA VX900 Configuration screen

6.33.2.1. OnChip HDAC Device

The OnChip HDAC Device feature enables the BIOS to control the high definition audio codec in the
chipset. This feature has two options: "Enable" or "Disabled".

6.33.2.2. WATCHDOG Timer Enable

The WATCHDOG Timer Enable feature unlocks three other features that enable the BIOS to monitor the
state of the system. This feature has two options: "Enabled" or "Disabled".

6.33.2.3. Eup/ErP Lot6 support

The EuP/ErP Lot6 Support feature enables the BIOS to reduce the power draw to less than 1W when the
system is in standby mode. This feature has two options: enabled and disabled.
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