Answer

To configure 7.1-channel audio, you have to use the audio output from both back and front panel.
You only have to choose the relevant audio output with pop-out Realtek window when you plugging in audio jack.
Also make sure the setting in Realtek Manager is 7.1 Audio Channel (Default).

Models

  • 970A SLI Krait Edition
  • H81M ECO
  • X99S GAMING 9 AC
  • Z170A GAMING PRO
  • Z170-A PRO
  • B85M-P33 V2
  • FM2-A55M-E33
  • H110M-A PRO M2
  • X99S GAMING 7
  • Z87-G41 PC Mate
  • Z97 GAMING 7
  • Z97 MPOWER
  • 740GTM-P23
  • A88X-G43
  • FM2-A75IA-E53
  • K9A2GM V3
  • X99A SLI PLUS
  • Z170A KRAIT GAMING
  • Z97S SLI Krait Edition
  • 740GM-P25
  • A55-G45
  • FM2-A55M-P33
  • H110M PRO-D
  • KA780VM-D
  • Z170A-G45 GAMING
  • Z97A SLI Krait Edition
  • 880GMA-E35 (FX)
  • 880GMS-E35
  • A55M-P25
  • A58M-E35
  • A68H PC Mate
  • H97M ECO
  • X99S SLI PLUS
  • Z170A GAMING PRO CARBON
  • 760GMA-P34 (FX)
  • A88X-G41 PC Mate V2
  • B85M-E33 V2
  • FM2-A85XA- G65
  • H110M PRO-VDP
  • Z97 GUARD-PRO
  • 880GMA-E41
  • A55M-P33
  • A75A-G35
  • H110M ECO
  • H110M PRO-VDL
  • Z97-G43
  • 760GM-P33
  • 760GM-P35
  • A68HM-P33
  • A88XI AC V2
  • FM2-A75MA-E35
  • H110M PRO-VD
  • X99S XPOWER AC
  • Z97 MPOWER MAX AC
  • Z97M GAMING
  • A55M-E33
  • H97M-E35
  • KA780VM
  • Z87-G45 GAMING
  • Z97A GAMING 7
  • Z97A GAMING 9 ACK
  • 785GM-P45
  • H87-G43
  • Z97 GAMING 9 ACK
  • 740GTM-P25
  • 860GM-P43 (FX)
  • 970A-G45
  • B150A GAMING PRO
  • H170A PC MATE
  • H81M-E34
  • H87M-P33
  • Z170M MORTAR
  • A68HM-E33 V2
  • A88XM-E45
  • B85-G41 PC Mate
  • B85M ECO
  • H110M PRO-VH
  • H87M-P32
  • Z97 GAMING 9 AC
  • 880GMS-E41 (FX)
  • A58M-E33
  • A78M-E35 V2
  • A88X-G45 GAMING Assassin’s Creed Liberation HD
  • H81I
  • H97I AC
  • Z170A SLI PLUS
  • Z87-GD65 GAMING
  • 740GTM-P25 v1.5
  • 760GM-P23 (FX)
  • B85I
  • H170A GAMING PRO
  • X99A MPOWER
  • A75MA-G55
  • A88XM-E45 V2
  • B85M-E45
  • Z170A-S02
  • 760GTM-P33
  • A78-G41 PC Mate
  • FM2-A55-G43
  • FM2-A75MA-P31
  • H81M-E32
  • X99A GAMING 9 ACK
  • Z170A GAMING M5
  • Z170A PC MATE
  • 970A-G46
  • A55M-E35
  • A68HM-E33
  • B150M MORTAR
  • B85M-P33 V3
  • H87I AC
  • K9A2VM-F V2
  • X99A GAMING 7
  • X99S SLI Krait Edition
  • Z97 GAMING 5
  • A75MA-P35
  • A78M-E45
  • A88XI AC
  • A88XM GAMING
  • A88XM-P33
  • A88XM-P33 V2
  • FM2-A85XA-G43
  • H110M GRENADE
  • H81M-E35 V2
  • K9A2GM V2
  • X99A XPOWER AC
  • Z97-G45 GAMING
  • 880GM-E41
  • A55-G35
  • A55-G41 PC Mate
  • B85-G43 GAMING
  • FM2-A85XMA-E35
  • H110M GAMING
  • H110M PRO-VD PLUS
  • H81M-P33
  • H87M-E35
  • X99S MPOWER
  • 785GTM-E45
  • 880GM-E35
  • A55M-P35
  • H110M PRO-VHL
  • Z170A GAMING M3
  • Z97 GAMING 3
  • 880GMS-E41
  • FM2-A55M-E35
  • FM2-A75MA-P33
  • Z97-G43 GAMING
  • 740GTM-P21
  • Z97A GAMING 6
  • Z97-GD65 GAMING
  • Z97S SLI PLUS
  • 880GMA-E45
  • 880GMS-E35 (FX)
  • 970A-G43
  • FM2-A85XMA-P33
  • H110M PRO-VDL D3
  • Z170A GAMING M7
  • Z170A XPOWER GAMING TITANIUM EDITION
  • Z97M-G43
  • 970 GAMING
  • A88XM-E35 V2
  • B85-G43
  • FM2-A85XA-G65
  • H110I PRO
  • H110M PRO-VH PLUS
  • H170 GAMING M3
  • H81M-P32L
  • Z87I AC
  • Z97 U3 PLUS
  • 760GM-P34 (FX)
  • 880GMA-E53
  • A78M-E35
  • A88X-G41 PC Mate
  • H81M PRO-VD
  • H87M-E33
  • H97 GAMING 3
  • X99A SLI Krait Edition
  • Z97 PC Mate
  • Z97I AC
  • 740GM-P21
  • 760G-P43 (FX)
  • A78M-E45 V2
  • H110M PRO-VD D3
  • H81M-E33 V2
  • X99S GAMING 9 ACK
  • Z170A GAMING M9 ACK
  • Z87-G43
  • Z87-G43 GAMING
  • Z97-G55 SLI
  • 880GMA-E55
  • A88X-G45 GAMING
  • H110 PC MATE
  • H81M-P33 V2
  • H87-G43 GAMING
  • H97 PC Mate
  • X99A RAIDER
  • B85M-E33
  • H81M-E35
  • Z170I GAMING PRO AC
  • 760GA-P43 (FX)
  • B150 GAMING M3
  • B150 PC MATE
  • B85M-P32
  • H81M-E33
  • H81M-P32
  • Z87-G55
  • A75A-G55
  • A88XM-E35
  • B85M-P33
  • FM2-A55M-P31
  • H110I PRO AC
  • H97M-G43
  • KA780GM2
  • Z170 KRAIT GAMING
  • Z170A SLI
  • Z87I
  • Z97I GAMING ACK
  • 880GM-P51
  • B150M BAZOOKA PLUS
  • 760GM-P21 (FX)
  • 880GMA-E35
  • A58-G41 PC Mate
  • H81M PRO-VH
  • H87-G41 PC Mate
  • H87I
  • H97 GUARD-PRO
  • Z97 XPOWER AC
  • Z97I GAMING AC