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... applicable law. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT...
... applicable law. SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL, INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT...
Pro A520M-C Users Manual English
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Contents Safety information...iv About this guide...v Package contents...vi Pro A520M-C specifications summary vi Chapter 1 Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-8 1.4 System memory 1-9 Chapter 2 BIOS Information 2.1 BIOS setup program 2-1 2.2 BIOS menu screen 2-2 2.3 Event Log...2-3 2.4 Exit menu...2-4 Appendix Notices...A-1 ASUS contact information A-6 iii
Contents Safety information...iv About this guide...v Package contents...vi Pro A520M-C specifications summary vi Chapter 1 Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-8 1.4 System memory 1-9 Chapter 2 BIOS Information 2.1 BIOS setup program 2-1 2.2 BIOS menu screen 2-2 2.3 Event Log...2-3 2.4 Exit menu...2-4 Appendix Notices...A-1 ASUS contact information A-6 iii
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.... If you encounter technical problems with the package. • Before using the product, ensure all power cables from the existing system before you add a device. • Before connecting or removing signal cables from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. If you are not sure about the voltage of the electrical outlet you are using an adapter or extension...
.... If you encounter technical problems with the package. • Before using the product, ensure all power cables from the existing system before you add a device. • Before connecting or removing signal cables from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. If you are not sure about the voltage of the electrical outlet you are using an adapter or extension...
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IMPORTANT: Instructions that you MUST follow to help you need when installing and configuring the motherboard. Conventions used in this guide To ensure that you perform certain tasks properly, take note of the motherboard and the new technology it supports. ASUS website The ASUS website provides updated information on the motherboard. • Chapter 2: BIOS Information This chapter tells how to the following parts: • Chapter 1: Product...
IMPORTANT: Instructions that you MUST follow to help you need when installing and configuring the motherboard. Conventions used in this guide To ensure that you perform certain tasks properly, take note of the motherboard and the new technology it supports. ASUS website The ASUS website provides updated information on the motherboard. • Chapter 2: BIOS Information This chapter tells how to the following parts: • Chapter 1: Product...
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...; and 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors 1 x PCIe 3.0 x16 slot (supports x16 mode) AMD A520 Chipset 2 x PCIe 3.0 x1 slots 1 x PCI slot Total supports 1 x M.2 slot and 4 x SATA 6Gb/s ports 3rd Gen AMD Ryzen™ and 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors* *Refer to www.asus.com for the following items. Motherboard Cables Miscellaneous Application DVD Documentation 1 x Pro A520M-C motherboard 2 x SATA 6Gb/s cables 1 x I/O Shield 1 x M.2 SSD screw package 1 x Support DVD 1 x ACC Express Activation Key Card 1 x User manual If any of the...
...; and 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors 1 x PCIe 3.0 x16 slot (supports x16 mode) AMD A520 Chipset 2 x PCIe 3.0 x1 slots 1 x PCI slot Total supports 1 x M.2 slot and 4 x SATA 6Gb/s ports 3rd Gen AMD Ryzen™ and 3rd Gen AMD Ryzen™ with Radeon™ Graphics Processors* *Refer to www.asus.com for the following items. Motherboard Cables Miscellaneous Application DVD Documentation 1 x Pro A520M-C motherboard 2 x SATA 6Gb/s cables 1 x I/O Shield 1 x M.2 SSD screw package 1 x Support DVD 1 x ACC Express Activation Key Card 1 x User manual If any of the...
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... 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 1 x M.2 slot (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 1 x Clear CMOS header 1 x Chassis Intrusion header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x LPC debug header 1 x LPT header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header (continued on the next page) vii Pro A520M-C specifications summary USB Audio Back Panel I/O Ports Internal...
... 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector Storage related 1 x M.2 slot (Key M) 4 x SATA 6Gb/s ports USB 1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports 2 x USB 2.0 headers support additional 4 USB 2.0 ports Miscellaneous 1 x Clear CMOS header 1 x Chassis Intrusion header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x LPC debug header 1 x LPT header 1 x Speaker header 1 x SPI TPM header (14-1pin) 1 x 10-1 pin System Panel header (continued on the next page) vii Pro A520M-C specifications summary USB Audio Back Panel I/O Ports Internal...
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...22.9 cm ) S pecifications are subject to the ASUS website for the latest specifications. Box Headers Bespoke Motherboard Design & Business Focused Features - Anti-Moisture Coating - 24/7 Reliability - Overcurrent Protection ASUS Exclusive Software IT Management software supported - Aluminum heatsink design Special Features Software Features BIOS Manageability ASUS EZ DIY - ASUS Commercial BIOS kit - ASUS Q-DIMM - ASUS Self Recovering BIOS - Pro A520M-C specifications summary ASUS Q-Design - viii Refer to change without notice. ASUS Q-Slot ASUS Thermal Solution -
...22.9 cm ) S pecifications are subject to the ASUS website for the latest specifications. Box Headers Bespoke Motherboard Design & Business Focused Features - Anti-Moisture Coating - 24/7 Reliability - Overcurrent Protection ASUS Exclusive Software IT Management software supported - Aluminum heatsink design Special Features Software Features BIOS Manageability ASUS EZ DIY - ASUS Commercial BIOS kit - ASUS Q-DIMM - ASUS Self Recovering BIOS - Pro A520M-C specifications summary ASUS Q-Design - viii Refer to change without notice. ASUS Q-Slot ASUS Thermal Solution -
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... EATX12V DIGI +VRM CHA_FAN2 CPU_FAN DVI VGA DDR4 DIMM_A1* (64bit, 288-pin module) DDR4 DIMM_B1* (64bit,288-pin module) EATXPWR SOCKET AM4 HDMI COM2 24.4cm(9.6in) Place this 5 side towards the rear of the following precautions before you install motherboard components or change any motherboard settings. 1.2 • Unplug the power cord from the power supply. ASUS Pro A520M-C 1-1 Failure to do so may cause severe damage...
... EATX12V DIGI +VRM CHA_FAN2 CPU_FAN DVI VGA DDR4 DIMM_A1* (64bit, 288-pin module) DDR4 DIMM_B1* (64bit,288-pin module) EATXPWR SOCKET AM4 HDMI COM2 24.4cm(9.6in) Place this 5 side towards the rear of the following precautions before you install motherboard components or change any motherboard settings. 1.2 • Unplug the power cord from the power supply. ASUS Pro A520M-C 1-1 Failure to do so may cause severe damage...
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..., refer to install an M.2 device such as a LAN card, SCSI card, USB card, or any other cards that complies with an AMD Socket AM4 designed for DDR4 (Double Data Rate 4) memory modules. The PCI slot supports a card such as an M.2 SSD module. The M.2 slot supports a PCIe 3.0 x4 mode and SATA mode M Key design and type 2242/2260/2280 storage device. 1-2 Chapter 1: Product Introduction Expansion slots This motherboard supports one orientation. FAN PWM FAN IN FAN PWR GND 5. 1.2.1 Layout contents 1. CPU socket The motherboard comes with PCI specifications.
..., refer to install an M.2 device such as a LAN card, SCSI card, USB card, or any other cards that complies with an AMD Socket AM4 designed for DDR4 (Double Data Rate 4) memory modules. The PCI slot supports a card such as an M.2 SSD module. The M.2 slot supports a PCIe 3.0 x4 mode and SATA mode M Key design and type 2242/2260/2280 storage device. 1-2 Chapter 1: Product Introduction Expansion slots This motherboard supports one orientation. FAN PWM FAN IN FAN PWR GND 5. 1.2.1 Layout contents 1. CPU socket The motherboard comes with PCI specifications.
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... header is then generated as optical disc drives and hard disk drives via a SATA cable. 8. Turn OFF the computer and unplug the power cord. +3V_BAT GND 2. Plug the power cord and turn ON the computer. 7. The signal is for a serial (COM) port. SATA 6Gb/s ports The SATA 6Gb/s ports allow you to connect USB modules for additional USB 3.2 Gen 1 ports. PIN 1 DCD TXD GND RTS RI ASUS Pro A520M-C 1-3 PIN 1 4. Hold down the key during the boot process and enter BIOS setup...
... header is then generated as optical disc drives and hard disk drives via a SATA cable. 8. Turn OFF the computer and unplug the power cord. +3V_BAT GND 2. Plug the power cord and turn ON the computer. 7. The signal is for a serial (COM) port. SATA 6Gb/s ports The SATA 6Gb/s ports allow you to connect USB modules for additional USB 3.2 Gen 1 ports. PIN 1 DCD TXD GND RTS RI ASUS Pro A520M-C 1-3 PIN 1 4. Hold down the key during the boot process and enter BIOS setup...
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... for the system power LED. Speaker header The 4-pin header is in the BIOS setup to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER PIN 1 17. The system power LED lights up when you connect a high-definition front panel audio module to this header is for the chassis-mounted system warning speaker. By default, this header to view the meaning of the motherboard's high- A TPM system also helps enhance SPI_TPM PIN 1 network security, protects digital...
... for the system power LED. Speaker header The 4-pin header is in the BIOS setup to hear system beeps and warnings. +5V GND GND Speaker Out SPEAKER PIN 1 17. The system power LED lights up when you connect a high-definition front panel audio module to this header is for the chassis-mounted system warning speaker. By default, this header to view the meaning of the motherboard's high- A TPM system also helps enhance SPI_TPM PIN 1 network security, protects digital...
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... reboot without turning off button (2-pin PWR_BTN) PIN 1 HDD_LED+ HDD_LED- Connect the HDD Activity +PWR_LED- Ground HWRST# (NC) This header is read from or written to this header. RESET This 2-pin header is for the HDD Activity LED. • Hard disk drive activity LED (2-pin +HDD_LED-) F_PANEL This 2-pin header is for the chassis-mounted reset button for the system power button. • Reset button (2-pin RESET) +HDD_LED- PWR_BTN PWR_LED+ PWR_LEDPWR GND LED cable to the HDD. • Power button/Soft-off the system power. ASUS Pro A520M-C 1-5
... reboot without turning off button (2-pin PWR_BTN) PIN 1 HDD_LED+ HDD_LED- Connect the HDD Activity +PWR_LED- Ground HWRST# (NC) This header is read from or written to this header. RESET This 2-pin header is for the HDD Activity LED. • Hard disk drive activity LED (2-pin +HDD_LED-) F_PANEL This 2-pin header is for the chassis-mounted reset button for the system power button. • Reset button (2-pin RESET) +HDD_LED- PWR_BTN PWR_LED+ PWR_LEDPWR GND LED cable to the HDD. • Power button/Soft-off the system power. ASUS Pro A520M-C 1-5
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...This port connects a headphone or a speaker. This port is for any DVI-D compatible device. DVI-D port. Ethernet port. This port allows Gigabit connection to USB 3.2 Gen 1 devices. 5. This port is not compatible with serial specification. 4. USB 3.2 Gen 1 (up from RGB Signal to 5Gbps) ports. PS/2 Keyboard port (purple). This port connects a modem, or other audio sources. 7. This port connects the tape, CD, DVD player, or other devices that conform with DVI-I. 1-6 Chapter 1: Product Introduction Video Graphics Adapter (VGA) port. Ethernet port LED indications...
...This port connects a headphone or a speaker. This port is for any DVI-D compatible device. DVI-D port. Ethernet port. This port allows Gigabit connection to USB 3.2 Gen 1 devices. 5. This port is not compatible with serial specification. 4. USB 3.2 Gen 1 (up from RGB Signal to 5Gbps) ports. PS/2 Keyboard port (purple). This port connects a modem, or other audio sources. 7. This port connects the tape, CD, DVD player, or other devices that conform with DVI-I. 1-6 Chapter 1: Product Introduction Video Graphics Adapter (VGA) port. Ethernet port LED indications...
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... Line Out Mic In - 4-channel 5.1-channel 7.1-channel Rear Speaker Out Rear Speaker Out Rear Speaker Out Front Speaker Out Front Speaker Out Front Speaker Out Mic In Bass/Center Bass/Center - - Refer to the audio configuration table for the function of HD DVD, Blu-ray, and other protected content. 11. Side Speaker Out ASUS Pro A520M-C 1-7 10. This port is for USB 2.0 devices. 12. USB 2.0 ports. This port connects a microphone. Microphone port (pink). HDMITM port.
... Line Out Mic In - 4-channel 5.1-channel 7.1-channel Rear Speaker Out Rear Speaker Out Rear Speaker Out Front Speaker Out Front Speaker Out Front Speaker Out Mic In Bass/Center Bass/Center - - Refer to the audio configuration table for the function of HD DVD, Blu-ray, and other protected content. 11. Side Speaker Out ASUS Pro A520M-C 1-7 10. This port is for USB 2.0 devices. 12. USB 2.0 ports. This port connects a microphone. Microphone port (pink). HDMITM port.
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... lower-sized channel for single-channel operation. • Always install DIMMs with the same CAS latency. Any excess memory from the higher-sized channel is then mapped for the dual-channel configuration. Under the default state, some memory modules for overclocking may install varying memory sizes in Channel A and Channel B. Recommended memory configurations DIMM_A1* DIMM_B1* DIMM_A1* DIMM_B1* ASUS Pro A520M-C 1-9 Check with two Double Data Rate 4 (DDR4) Dual Inline Memory Module (DIMM) sockets. 1.4 System memory This motherboard comes...
... lower-sized channel for single-channel operation. • Always install DIMMs with the same CAS latency. Any excess memory from the higher-sized channel is then mapped for the dual-channel configuration. Under the default state, some memory modules for overclocking may install varying memory sizes in Channel A and Channel B. Recommended memory configurations DIMM_A1* DIMM_B1* DIMM_A1* DIMM_B1* ASUS Pro A520M-C 1-9 Check with two Double Data Rate 4 (DDR4) Dual Inline Memory Module (DIMM) sockets. 1.4 System memory This motherboard comes...
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.... Entering BIOS Setup after POST To enter BIOS Setup after reboot from the operating system. ASUS Pro A520M-C 2-1 Entering BIOS Setup at startup To enter BIOS Setup at startup: Press or during the Power-On Self Test (POST). Using the power button, reset button, or the ++ keys to force reset from a running operating system can cause damage to your hardware. • Ensures safe BIOS updates • Requires no additional software • Provides automatic update failure detection and recovery • Reduces maintenance frequency and...
.... Entering BIOS Setup after POST To enter BIOS Setup after reboot from the operating system. ASUS Pro A520M-C 2-1 Entering BIOS Setup at startup To enter BIOS Setup at startup: Press or during the Power-On Self Test (POST). Using the power button, reset button, or the ++ keys to force reset from a running operating system can cause damage to your hardware. • Ensures safe BIOS updates • Requires no additional software • Provides automatic update failure detection and recovery • Reduces maintenance frequency and...
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... www.asus.com to download the latest BIOS file for information on how to erase the RTC RAM. 2.2 BIOS menu screen Menu bar General Help Aptio Setup Utility - Main Ai Tweaker Advanced Monitor Boot Tool Exit BIOS Information BIOS Version Build Date 0208 x64 07/09/2020 Choose the system default language CPU Information Brand String CPU Speed Total Memory Memory Frequency System Language System Date System Time Access Level Security AMD Ryzen 3 PRO 4350G with Radeon Graphics...
... www.asus.com to download the latest BIOS file for information on how to erase the RTC RAM. 2.2 BIOS menu screen Menu bar General Help Aptio Setup Utility - Main Ai Tweaker Advanced Monitor Boot Tool Exit BIOS Information BIOS Version Build Date 0208 x64 07/09/2020 Choose the system default language CPU Information Brand String CPU Speed Total Memory Memory Frequency System Language System Date System Time Access Level Security AMD Ryzen 3 PRO 4350G with Radeon Graphics...
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... CPU Over Heating Error! 2.3 Event Log You can access Event Log from xxxx to xxxx BIOS update successful AC Power Loss 4S Forced Shutdown RTC time reset has occurred A chassis intrusion has occurred New CPU Installed HDD has been changed ! Aptio Setup Utility - CPU Over Voltage Error! * Record of when USB Over Current occurs ** Record of when CPU temperature rises above 1550mV ASUS Pro A520M-C 2-3 F1: General Help F2: Previous Values F5: Optimized Defaults...
... CPU Over Heating Error! 2.3 Event Log You can access Event Log from xxxx to xxxx BIOS update successful AC Power Loss 4S Forced Shutdown RTC time reset has occurred A chassis intrusion has occurred New CPU Installed HDD has been changed ! Aptio Setup Utility - CPU Over Voltage Error! * Record of when USB Over Current occurs ** Record of when CPU temperature rises above 1550mV ASUS Pro A520M-C 2-3 F1: General Help F2: Previous Values F5: Optimized Defaults...
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This equipment generates, uses and can be determined by turning the equipment off and on a circuit different from that to which can radiate radio frequency energy and, if not installed and used in accordance with the limits for help. However, there is subject.... - Connect the equipment into an outlet on , the user is connected. - ASUS Pro A520M-C A-1 Appendix Notices FCC Compliance Information Responsible Party: Asus Computer International Address: 48720 Kato Rd., Fremont, CA 94538, USA Phone / Fax No: (510)739-3777 / (510)608-4555 This device complies with part 15 of the...
This equipment generates, uses and can be determined by turning the equipment off and on a circuit different from that to which can radiate radio frequency energy and, if not installed and used in accordance with the limits for help. However, there is subject.... - Connect the equipment into an outlet on , the user is connected. - ASUS Pro A520M-C A-1 Appendix Notices FCC Compliance Information Responsible Party: Asus Computer International Address: 48720 Kato Rd., Fremont, CA 94538, USA Phone / Fax No: (510)739-3777 / (510)608-4555 This device complies with part 15 of the...
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..."AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Please refer to http://csr.asus.com/Compliance.htm for the specific language governing permissions and limitations under the Apache License, Version 2.0 (the "License"); Google™ License Terms Copyright© 2020... AEEE Yönetmeliğine Uygundur ASUS Pro A520M-C A-3 you may obtain a copy of the License at http://csr.asus.com/english/REACH.htm. All Rights Reserved. You may not use of the Rule. Declaration of compliance for the exemptions listed in Schedule II of lead, mercury,...
..."AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. Please refer to http://csr.asus.com/Compliance.htm for the specific language governing permissions and limitations under the Apache License, Version 2.0 (the "License"); Google™ License Terms Copyright© 2020... AEEE Yönetmeliğine Uygundur ASUS Pro A520M-C A-3 you may obtain a copy of the License at http://csr.asus.com/english/REACH.htm. All Rights Reserved. You may not use of the Rule. Declaration of compliance for the exemptions listed in Schedule II of lead, mercury,...