English – ASRock Z87 OC Formula__ac User Manual
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English
Z87 OC Formula/ac / Z87 OC Formula
Audio
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7.1 CH HD Audio with Content Protection (Realtek ALC1150 
Audio Codec)
•
Premium Blu-ray audio support
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Supports Purity Sound™ 
- 115dB SNR DAC with differential amplifier 
- TI® NE5532 Premium Headset Amplifier (supports up to 
 600 Ohms headsets) 
- Direct Drive Technology 
- EMI shielding cover 
- PCB isolate shielding
•
Supports DTS Connect
LAN
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Gigabit LAN 10/100/1000 Mb/s
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Giga PHY Intel® I217V
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Supports Intell® Remote Wake Technology
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Supports Wake-On-LAN
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Supports Energy Efficient Ethernet 802.3az
•
Supports PXE
Rear Panel 
I/O
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1 x PS/2 Mouse/Keyboard Port
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1 x HDMI-Out Port
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1 x HDMI-In Port
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1 x Optical SPDIF Out Port
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2 x USB 2.0 Ports
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4 x USB 3.0 Ports (Intel Z87)
* USB3_10_11 is shared with PCIE6. If the PCIE6 slot is 
occupied, USB3_10_11 shifts to USB 2.0.
•
4 x USB 3.0 Ports (Etron EJ188H)
•
1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED 
LED)
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1 x Clear CMOS Button
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HD Audio Jack: Rear Speaker / Central / Bass / Line in / Front 
Speaker / Microphone
