Standby Button and indicator light
After powering, the standby lights on, indicating standby mode.
Press the standby button，standby lights off, and the DAC start operate.
Indicator Light Guide
a. Input Source Indicators: COAX, OPT, AES, USB, I2S.
When a specific input source is selected, the corresponding
indicator will illuminate.
b. Sampling rate indicator lights: 44.1K, 48K. These indicator lights
indicate the sampling rate of the current input audio signal.
(K: Sampling rate in kHz)
c. Multiplier Indicator Lights: 1X, 2X, 4X, 8X.
The corresponding indicator shows the current audio signal's
multiplication factor.
d.Audio Format Indicator: Lit for DSD, unlit for PCM.
e. PHASE Indicator: Lit for inverted phase, unlit for in-phase.
f. SWAP: Swaps left and right channels in I2S during DSD mode.
g. FILTER: Fast/Slow filter selection.
h. OS/NOS: Lit for native sampling, unlit for oversampling.
