2. When a voice doesn't come out.

Confirm the next.

1) Is an AC adapter connected? (4)
(adapter and a plug are connected.)

2) Is a speaker code connected? (5)
(Modular Jack is connected. )

3) Is a microphone plug connected to each MIC OUT, IN? (6)
(microphone plug is connected. )

After the body, surface figure
After the child machine, surface figure

Operation process

Between the machines, wiring diagram

It is returned to the product guidance.