From 8e65f1db55dc13ee4158023b879445ffd65d73ac Mon Sep 17 00:00:00 2001 From: Aidan MacDonald Date: Tue, 11 Jan 2022 13:27:33 +0000 Subject: [PATCH] manual: Document the DAC power mode setting Make a note of the fact that the M3K DAC's high performance setting is not necessarily the highest quality setting -- see forum post https://forums.rockbox.org/index.php/topic,52917.msg249741.html#msg249741 Change-Id: If0196d2a224868aae10d61f66bac2e8c6843263f --- manual/configure_rockbox/sound_settings.tex | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/manual/configure_rockbox/sound_settings.tex b/manual/configure_rockbox/sound_settings.tex index d91ffec989..c618f33603 100644 --- a/manual/configure_rockbox/sound_settings.tex +++ b/manual/configure_rockbox/sound_settings.tex @@ -184,6 +184,27 @@ change to customise your listening experience. the effect of widening the stereo field. A value of 100\% will leave the stereo field unaltered. +\opt{dac_power_mode}{ + \opt{fiiom3k}{ + \section{DAC Power Mode} + The power mode setting lets you choose between the high performance and + battery-saving modes of the DAC. Although battery saver mode is intended + to maximize your battery life, potentially at the expense of quality, in + some cases it may produce better quality audio than high performance mode. + If you want to get the best audio quality, you should experiment with both + settings to see which one is actually better. + } + \opt{shanlingq1}{ + \section{DAC Output Level} + The output level setting selects between the DAC's high and low gain modes. + High gain consumes more power, but allows for increased volume and allows + the DAC to drive higher impedance headphones. + + High gain corresponds to a 2.0V RMS (root-mean-square) output level, and + low gain to a 1.0V RMS level. + } +} + \opt{depth_3d}{ \section{3D Enhancement} 3D Enhancement increases the perceived separation between the left and right