Olympus LS-20M ユーザーズマニュアル

The recording level has not been adjusted.

Adjust the recording level and then try 

recording once more (☞ P.35, P.65).

The microphone sensitivity is too low.

Set [Mic Sense] to [High] (☞ P.65).

This could potentially be because the 

output level for the connected external 

devices are too low. 

Adjust the output level for the 

connected devices.

The recording level has not been adjusted. 

Adjust the recording level and then try 

recording once more (☞ P.35, P.65).

This could potentially be because the 

recording level and output level for 

connected external devices are too high.

If you cannot record clearly even after 

adjusting the recording level, then adjust 

the output level for the connected devices 

(☞ P.35, P.65).

Wrong folder.

Switch to the correct folder 

(☞ P.32).

The recorder was shaken during recording.

———

The recorder was placed near a cell phone 

or fluorescent lamp while recording or 

during playback.

Move the recorder.

The settings of the connected external 

microphone do not correspond to those of 

the recorder.

When a microphone not supported by 

the plug-in power function is connected, 

turn the [Plug-inPower] setting to [Off] 

(☞ P.67).

[Rec Monitor] is set to [Off].

Set [Rec Monitor] to [On] (☞ P.67).

The file is locked.

Unlock the file (☞ P.72).

The file is read-only.

Unlock the file or cancel the read-only 

setting of the file on the PC.

Acoustic feedback is occurring.

When the built-in speaker amps and the 

like are connected there is a risk that audio 

feedback will occur while recording. It is 

recommended that you use earphones 

for the recording monitor, or turn the [Rec 

Monitor] to [Off] while recording (☞ P.67).
Perform adjustments, such as further 

distancing the earphones from 

the microphones, not pointing the 

microphones at the earphones, or lowering 

the volume of the recording monitor.