User Guide
Page 8
A78M-A specifications summary Back panel I/O ports Internal I/O connectors BIOS features Operating System Support DVD ... front panel audio connector 1 x COM header 1 x 24-pin EATX power connector 1 x 4-pin ATX 12V power connector 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.7, ACPI 2.0a, Multi-language BIOS..., ASUS EZ Flash 2, ASUS CrashFreen BIOS 3, F12 Printscreen function, F3 Shortcut function and ASUS DRAM SPD (Serial Presence Detect) memory information Windows® 8.1 / 8.1 64-bit Windows...
A78M-A specifications summary Back panel I/O ports Internal I/O connectors BIOS features Operating System Support DVD ... front panel audio connector 1 x COM header 1 x 24-pin EATX power connector 1 x 4-pin ATX 12V power connector 64 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI 2.0, WfM 2.0, SM BIOS 2.7, ACPI 2.0a, Multi-language BIOS..., ASUS EZ Flash 2, ASUS CrashFreen BIOS 3, F12 Printscreen function, F3 Shortcut function and ASUS DRAM SPD (Serial Presence Detect) memory information Windows® 8.1 / 8.1 64-bit Windows...
User Guide
Page 9
... cord is detached from the power supply. Product introduction 1 1.1 Before you proceed Take note of the onboard LED. SB_PWR A78M-A ON OFF Standby Power Powered Off A78M-A Onboard LED ASUS A78M-A 1-1 This is a reminder that you should shut down the system and unplug the power cable before touching any component. ...8226; Hold components by the edges to avoid touching the ICs on them. • Whenever you install or remove any component, ensure that the ATX power supply is ON, in sleep mode, or in any component, place it on a grounded antistatic pad or in the bag that came ...
... cord is detached from the power supply. Product introduction 1 1.1 Before you proceed Take note of the onboard LED. SB_PWR A78M-A ON OFF Standby Power Powered Off A78M-A Onboard LED ASUS A78M-A 1-1 This is a reminder that you should shut down the system and unplug the power cable before touching any component. ...8226; Hold components by the edges to avoid touching the ICs on them. • Whenever you install or remove any component, ensure that the ATX power supply is ON, in sleep mode, or in any component, place it on a grounded antistatic pad or in the bag that came ...
User Guide
Page 12
...connector (4-1 pin SPDIF_OUT) 15. Clear RTC RAM (3-pin CLRTC) 6. Serial port connector (10-1 pin COM) 14. The APU fits in only one correct orientation. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. SATA 6.0 Gb/s connectors (7-pin SATA6G_1~6) 8. USB device wake-up (3-pin KB_USBPWB) Page 1-16 1-17 ... FM2+ socket designed for the FM2+ socket. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU! A78M-A A78M-A CPU socket FM2+ 1-4 Chapter 1: Product introduction DDR3 DIMM slots 5. USB 2.0 connectors (10-1 pin USB34, USB56) 11. AMD FM2+ ...
...connector (4-1 pin SPDIF_OUT) 15. Clear RTC RAM (3-pin CLRTC) 6. Serial port connector (10-1 pin COM) 14. The APU fits in only one correct orientation. ATX power connectors (24-pin EATXPWR, 4-pin ATX12V) 3. SATA 6.0 Gb/s connectors (7-pin SATA6G_1~6) 8. USB device wake-up (3-pin KB_USBPWB) Page 1-16 1-17 ... FM2+ socket designed for the FM2+ socket. DO NOT force the APU into the socket to prevent bending the pins and damaging the APU! A78M-A A78M-A CPU socket FM2+ 1-4 Chapter 1: Product introduction DDR3 DIMM slots 5. USB 2.0 connectors (10-1 pin USB34, USB56) 11. AMD FM2+ ...
User Guide
Page 21
This feature requires an ATX power supply that can provide 500mA on the +5VSB lead for each USB port; A78M-A USBPWF 12 23 +5V +5VSB (Default) A78M-A USB device wake up • The USB device wake-up feature requires a power supply that can wake up feature. KB_USBPWB 12 23 A78M-A +5V +5VSB (Default) A78M-A Keyboard and... devices. USB device wake-up (3-pin USBPWF) Set this jumper to pins 2-3 (+5VSB), you to CPU, DRAM in slow refresh, power supply in sleep mode. 2. ASUS A78M-A 1-13
This feature requires an ATX power supply that can provide 500mA on the +5VSB lead for each USB port; A78M-A USBPWF 12 23 +5V +5VSB (Default) A78M-A USB device wake up • The USB device wake-up feature requires a power supply that can wake up feature. KB_USBPWB 12 23 A78M-A +5V +5VSB (Default) A78M-A Keyboard and... devices. USB device wake-up (3-pin USBPWF) Set this jumper to pins 2-3 (+5VSB), you to CPU, DRAM in slow refresh, power supply in sleep mode. 2. ASUS A78M-A 1-13
User Guide
Page 25
... for your system, refer to fit these connectors in only one orientation. ASUS A78M-A 1-17 ATX12V EATXPWR +12V DC +12V DC A78M-A GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 A78M-A ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON...
... for your system, refer to fit these connectors in only one orientation. ASUS A78M-A 1-17 ATX12V EATXPWR +12V DC +12V DC A78M-A GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 A78M-A ATX power connectors GND +5 Volts +5 Volts +5 Volts -5 Volts GND GND GND PSON...
User Guide
Page 27
...to this connector. The IDE LED lights up when you to this connector. Connect the chassis power LED cable to the HDD. • ATX power button/soft-off the system power. 5. Speaker connector (4-pin SPEAKER) The 4-pin connector is for the chassis-mounted reset button for system... GND HDD_LED+ HDD_LED- Connect the HDD Activity LED cable to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER A78M-A PIN 1 A78M-A Speaker Out Connector ASUS A78M-A 1-19 System panel connector (10-1 pin F_PANEL) This connector supports several chassis-mounted functions. 4.
...to this connector. The IDE LED lights up when you to this connector. Connect the chassis power LED cable to the HDD. • ATX power button/soft-off the system power. 5. Speaker connector (4-pin SPEAKER) The 4-pin connector is for the chassis-mounted reset button for system... GND HDD_LED+ HDD_LED- Connect the HDD Activity LED cable to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER A78M-A PIN 1 A78M-A Speaker Out Connector ASUS A78M-A 1-19 System panel connector (10-1 pin F_PANEL) This connector supports several chassis-mounted functions. 4.
User Guide
Page 52
...=4] This item appears only when you to turn on the system through a PCI/PCIE LAN or modem card. IRQ=4] [IO=2E8h; This feature requires an ATX power supply that provides at least 1A on state, whatever the system state was before the AC power loss. Serial Port [Enabled] Allows you set...
...=4] This item appears only when you to turn on the system through a PCI/PCIE LAN or modem card. IRQ=4] [IO=2E8h; This feature requires an ATX power supply that provides at least 1A on state, whatever the system state was before the AC power loss. Serial Port [Enabled] Allows you set...