Silicon Laboratories SI2493/57/34/15/04 - Manual (Page 274)

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274 Rev. 1.3
Figure 52. Hardware Setup
Setting PC Microphone Input for Recording (Windows NT)
Use the following procedure:
1. Click Start->Settings->Control Panel->Sounds and Multimedia to open the “Sounds and Multimedia Properties”
window.
2. Click Audio Tab; click Volume to open the “Recording Control” window.
3. Select Microphone as input; adjust balance and volume.
Connect the R11
jack in parallel
with Tip/Ring of
modem
The larger of the
two jacks (3.5 mm)
carries audio to
the PC