IEI Integration IBS-19A - Manual (Page 159)

IBS-19A Series Medical Panel PC
Page 28
Figure E-2: Realtek HD Audio Manager (Windows 7)
Step 4: The Device advanced settings window appears (Figure E-3). Modify the option
to:
ƒ Make front and rear output devices playback two different audio streams
simultaneously.
ƒ Separate all input jacks as independent input devices.
Step 5: Click OK to save the settings and exit the window.