
7
Audio Control Unit (ACU) Functions
Gameplay with the XP SEVEN headset is performed using the functions of the ACU. The ACU has the following functions:
1. Game Volume Wheel: This controls the master game volume as well as the individual 5.1 speaker volumes. Press
the wheel to mute game audio and again to un-mute. The circular LED around the knob lights RED when muted and
WHITE when functioning normally.
Volume Knob Speaker Function LEDs / 5.1 Button / Master Button: Six different LEDs at the bottom of the knob
indicate the current function:
- Pressing the MASTER button allows the knob to control the master game volume.
- Each press of the 5.1 button cycles through different sets of speakers.
• First press activates volume control for Front L / R speakers.
• Second press activates Surround L / R speakers.
• Third press activates the Center speaker.
• Fourth press activates Subwoofer speaker volume control.
- PressintheVolumeKnobtoconrmyouradjustments.
Note: When the surround sound feature is turned OFF, adjusting the 5.1 speaker volume has no effect.
2. External Speaker Jack: Connects external desktop speakers. Use the Mode Button to enable this jack.
3. Speaker Angles: Use this switch to adjust the virtual speaker surround sound angles. When Surround Sound is
disabled, this function is not available.
4. Surround Sound Toggle: Use this to toggle between surround sound mode (when enabled) and stereo mode (when
disabled).
5. Speaker Selection (5.1): Refer to Game Volume Wheel above.
6. Power Switch: Turns power ON or OFF.
7. Programmable Control: Controls microphone monitor levels by default. This function can be changed using
Advanced Sound Editor tool.
8. Auxiliary Input Volume: Sets the volume level of the auxiliary input.
9. Chat Presets Button: Press once to enable Chat Presets for buttons 1 – 8 (times out after 5 seconds). Press again to
return to Game Presets.
10.Auxiliary Input Jack: Connects an external digital music player or mobile phone.
11.Headset Jack: A 3.5mm 4-pole jack connects the headset.
12.Talkback Jack: Connects to the Xbox®360 Controller for Xbox Live chat.
13.Main Preset Button: Toggle between default Main preset and the last active preset. In Chat Presets mode, toggles
between default Main Chat preset and the last active Chat preset.
14.Chat Volume Control Dial: Sets the chat volume level.
15.Presets Switches (1 – 8): Select from Game Presets 1 – 8.
16.Mode Button: Press this button to select Headset or Speaker mode. LED lights WHITE for Headset mode, and BLUE
for Speaker mode.
- When Speaker mode is selected, the Speaker presets are loaded and the Speaker jack is enabled.
- When Headset mode is selected, the Headset presets are loaded and the Headset jack is enabled.
17.Master Game Volume: Refer to Game Volume Wheel.
18.Dolby Digital Indicator: Indicates whether Dolby® Digital is enabled/disabled.
Note: On PC, the LED will light RED. Dolby Digital is not active. Instead, 5.1 digital PCM audio is being channeled
through the USB connection.
19.Mic Mute: Press once to mute the microphone. Press again to enable the microphone.