Hikvision IS-type can't hear sound

Hi guys,
Please help me, i can't hear any sound when installing an external mic from my camera hikvision that support audio (IS type).
This is my external microphone

This is that i've done to my camera hikvision


I'm already follow instruction in this page, but haven't work already, please hel me guys, thank you....

Hikvision IS-type can't hear sound