Asus Xonar Essence One Switching Manual page 3

3A
3B
3B
1. Serves as I/V (current to voltage convertor) that turns current from DAC
into voltage for output purpose. Changing this will affect all outputs
(including Headphone output, RCA output and XLR output).
2. Serves as Low Pass Filter that filters background noises. Changing this
will affect all outputs (including Headphone output, RCA output and XLR
output).
3A. Serves as buffer that enhances the output signal for the speaker.
Changing this will affect the RCA output.
3B. Serves as buffer that enhances the output signal for the speaker.
Changing this will affect the XLR output
4. Serves as buffer that enhances the output signal for the headphone.
Changing this will affect the headphone output.
Output
All outputs (Headphone output, RCA
Opamp
output, XLR output)
√
1
√
2
3A
3B
4
ASUS Xonar Essence One Opamp Swap Guide
1
2
4
1
1
2
1
4
4
Headphone RCA output
output
√
√
XLR output
√