Check the exact microphone's power and connection requirements, then trace the signal from the hardware input to the recording application. A compatible XLR condenser can remain silent without its required phantom supply, while a correctly powered microphone can still be absent from the selected software input. Increasing every gain control does not distinguish those two failures.
Identify the device rather than guessing from its shape
Read the model and manufacturer instructions. A conventional XLR condenser, a USB microphone, a battery-powered microphone, and a small plug-in-power microphone do not share one universal powering method. Follow the relevant connection and switching procedure. Do not apply 48 volts to an unfamiliar adapter merely because an unrelated tutorial mentions phantom power.
RØDE's XLR troubleshooting guide includes required phantom power, alternate XLR cables, another interface, and a comparable microphone as separate checks. Its NT6 manual provides a concrete model-specific power example. The practical lesson is to verify compatibility before testing, not to assume every silent microphone needs the same switch.
Find the first stage with no evidence of signal
With monitoring at a comfortable level and connections made according to the manuals, speak a normal identifying phrase. Inspect the interface's actual input indication if it provides one. Then inspect the selected input meter in the recording application. Keep the hardware channel number and software input selection written down.
If the hardware responds but the recording track does not, investigate the software's device and channel assignment, permission, arming, or mute state as appropriate to that application. If the hardware shows no response, examine the required power, cable, and source before changing export settings or asking an AI system to create a replacement voice.
A proposed one-variable substitution log
This is a diagnostic plan, not a completed equipment test. Record the current model, approved connection, power state, input channel, and observed meter response. Substitute one known-compatible XLR cable and repeat the same phrase. If needed, test an appropriate comparable microphone or interface following both devices' instructions.
Log which substitution restores a signal and where it becomes visible. A second microphone of a completely different power type may not isolate the fault you intended to test. Keep original settings documented so that an unsuccessful experiment can be reversed without introducing another unknown.
Prove a saved recording exists
Once both input stages respond, record and stop a short take. Play the saved file with the live input excluded from the monitor mix. Hearing yourself during recording can come from direct monitoring, so it is not proof that the application saved audio.
Accept when the expected input reaches the intended track and the saved words play clearly. This is equipment and external recording-software preparation for an Imagild film; it does not imply that Imagild supplies phantom power or diagnoses hardware. Preserve the working configuration alongside the approved narration source.