Technical Product Specification
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...Layout 13 1.1.3 Block Diagram 15 1.2 Online Support 16 1.3 Processor 16 1.3.1 Graphics Subsystem 17 1.4 System Memory 19 1.4.1 Memory Configurations 20 1.5 Intel® H77 Express Chipset 22 1.5.1 Direct Media Interface (DMI 22 1.5.2 Display Interfaces 22 1.5.3 USB 25 1.5.4 SATA Interfaces 25 1.6 Real-...45 LAN Connector with Integrated LEDs 31 1.10 Hardware Management Subsystem 32 1.10.1 Hardware Monitoring 32 1.10.2 Fan Monitoring 32 1.10.3 Chassis Intrusion and Detection 32 1.10.4 Thermal Monitoring 33 1.11 Power Management 34 1.11.1 ACPI 34 1.11.2 Hardware Support 36 2...
...Layout 13 1.1.3 Block Diagram 15 1.2 Online Support 16 1.3 Processor 16 1.3.1 Graphics Subsystem 17 1.4 System Memory 19 1.4.1 Memory Configurations 20 1.5 Intel® H77 Express Chipset 22 1.5.1 Direct Media Interface (DMI 22 1.5.2 Display Interfaces 22 1.5.3 USB 25 1.5.4 SATA Interfaces 25 1.6 Real-...45 LAN Connector with Integrated LEDs 31 1.10 Hardware Management Subsystem 32 1.10.1 Hardware Monitoring 32 1.10.2 Fan Monitoring 32 1.10.3 Chassis Intrusion and Detection 32 1.10.4 Thermal Monitoring 33 1.11 Power Management 34 1.11.1 ACPI 34 1.11.2 Hardware Support 36 2...
Technical Product Specification
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... using the Intel® 82579V Gigabit Ethernet Controller Legacy I/O Control Nuvoton W83677HG-i I/O controller for CIR, serial port, parallel port, and hardware management support Hardware Monitor Subsystem • Hardware monitoring through the ...Nuvoton I/O controller • Voltage sense to detect out of range power supply voltages • Thermal sense to detect out of range thermal values • Three fan headers • Two fan sense inputs used to monitor fan activity • Fan speed control 12 Intel Desktop Board DH77EB...
... using the Intel® 82579V Gigabit Ethernet Controller Legacy I/O Control Nuvoton W83677HG-i I/O controller for CIR, serial port, parallel port, and hardware management support Hardware Monitor Subsystem • Hardware monitoring through the ...Nuvoton I/O controller • Voltage sense to detect out of range power supply voltages • Thermal sense to detect out of range thermal values • Three fan headers • Two fan sense inputs used to monitor fan activity • Fan speed control 12 Intel Desktop Board DH77EB...
Technical Product Specification
Page 22
...Interface (DMI) Direct Media Interface (DMI) is a centralized controller for the board's I/O paths. Intel Desktop Board DH77EB Technical Product Specification 1.5 Intel® H77 Express Chipset Intel H77 Express Chipset with the display interfaces on the PCH. The PCH supports HDCP 1.4 for protecting...and sends the data through the display interface. 1.5.2.1 Intel® Flexible Display Interconnect (Intel® FDI) Intel FDI connects the display engine in the display engine of the processor and sent to the display monitor. 1.5.2.2 High-bandwidth Digital Content Protection (HDCP) HDCP...
...Interface (DMI) Direct Media Interface (DMI) is a centralized controller for the board's I/O paths. Intel Desktop Board DH77EB Technical Product Specification 1.5 Intel® H77 Express Chipset Intel H77 Express Chipset with the display interfaces on the PCH. The PCH supports HDCP 1.4 for protecting...and sends the data through the display interface. 1.5.2.1 Intel® Flexible Display Interconnect (Intel® FDI) Intel FDI connects the display engine in the display engine of the processor and sent to the display monitor. 1.5.2.2 High-bandwidth Digital Content Protection (HDCP) HDCP...
Technical Product Specification
Page 23
... card installed in the PCI Express x16 connector, the DVI port will behave as described in Table 4. The HDMI port is enabled for POST whenever a monitor is compatible with the DVI 1.0 specification. HDMI Port Status Enabled Enabled (Note) 23 DVI analog output can also be converted to VGA using a DVIVGA converter...
... card installed in the PCI Express x16 connector, the DVI port will behave as described in Table 4. The HDMI port is enabled for POST whenever a monitor is compatible with the DVI 1.0 specification. HDMI Port Status Enabled Enabled (Note) 23 DVI analog output can also be converted to VGA using a DVIVGA converter...
Technical Product Specification
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... devices such as high definition optical disc players, set top boxes, and TV displays. Audio Formats Supported by the PCH. Intel Desktop Board DH77EB Technical Product Specification 1.5.2.5 DisplayPort* DisplayPort is 2560 x 1600 at 60 Hz refresh with a 16:10 aspect ratio (WQXGA).... DisplayPort is suitable for display connections between PCs and monitors, projectors, and TV displays. Table 7 shows the specific audio technologies supported ...
... devices such as high definition optical disc players, set top boxes, and TV displays. Audio Formats Supported by the PCH. Intel Desktop Board DH77EB Technical Product Specification 1.5.2.5 DisplayPort* DisplayPort is 2560 x 1600 at 60 Hz refresh with a 16:10 aspect ratio (WQXGA).... DisplayPort is suitable for display connections between PCs and monitors, projectors, and TV displays. Table 7 shows the specific audio technologies supported ...
Technical Product Specification
Page 32
... intrusion header. Intel Desktop Board DH77EB Technical Product Specification 1.10 Hardware Management Subsystem The hardware management features enable the board to be implemented using Intel® Desktop Utilities or third-party software. For information about The functions of +12 V, +5 V, +3.3 V, 3.3 Vstandby, V_SM, +VCCP, and PCH VCC • SMBus interface 1.10.2 Fan Monitoring Fan monitoring can be...
... intrusion header. Intel Desktop Board DH77EB Technical Product Specification 1.10 Hardware Management Subsystem The hardware management features enable the board to be implemented using Intel® Desktop Utilities or third-party software. For information about The functions of +12 V, +5 V, +3.3 V, 3.3 Vstandby, V_SM, +VCCP, and PCH VCC • SMBus interface 1.10.2 Fan Monitoring Fan monitoring can be...
Technical Product Specification
Page 33
Product Description 1.10.4 Thermal Monitoring Figure 6 shows the locations of the thermal sensors and fan headers. Thermal Sensors and Fan Headers 33 Item A B C D E F G Description Thermal diode, located on the VR zone Thermal diode, located on the processor die Front chassis fan header Thermal diode, located on the memory zone Processor fan header Thermal diode, located on the Intel H77 PCH Rear chassis fan header Figure 6.
Product Description 1.10.4 Thermal Monitoring Figure 6 shows the locations of the thermal sensors and fan headers. Thermal Sensors and Fan Headers 33 Item A B C D E F G Description Thermal diode, located on the VR zone Thermal diode, located on the processor die Front chassis fan header Thermal diode, located on the memory zone Processor fan header Thermal diode, located on the Intel H77 PCH Rear chassis fan header Figure 6.
Technical Product Specification
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Product Description NOTE The use of the fan headers and sensors for thermal monitoring Refer to the power state it was interrupted (on or off as follows: • The fans are on when the board is in the S0 ..., page 45 Table 30, page 53 1.11.2.2 Fan Headers The function/operation of the fan headers is wired to a fan tachometer input of the hardware monitoring and fan control ASIC • All fan headers support closed-loop fan control that can adjust the fan speed or switch the fan on or...
Product Description NOTE The use of the fan headers and sensors for thermal monitoring Refer to the power state it was interrupted (on or off as follows: • The fans are on when the board is in the S0 ..., page 45 Table 30, page 53 1.11.2.2 Fan Headers The function/operation of the fan headers is wired to a fan tachometer input of the hardware monitoring and fan control ASIC • All fan headers support closed-loop fan control that can adjust the fan speed or switch the fan on or...
Technical Product Specification
Page 38
...the board to provide adequate standby current when implementing LAN wake capabilities can be capable of the computer through a network. Intel Desktop Board DH77EB Technical Product Specification 1.11.2.3 LAN Wake Capabilities CAUTION For LAN wake capabilities, the +5 V standby line for the ... cards and drivers. 38 The board supports the PCI Bus Power Management Interface Specification. The LAN subsystem PCI bus network adapter monitors network traffic at the Media Independent Interface. Add-in boards that powers up of providing adequate +5 V standby current. Failure...
...the board to provide adequate standby current when implementing LAN wake capabilities can be capable of the computer through a network. Intel Desktop Board DH77EB Technical Product Specification 1.11.2.3 LAN Wake Capabilities CAUTION For LAN wake capabilities, the +5 V standby line for the ... cards and drivers. 38 The board supports the PCI Bus Power Management Interface Specification. The LAN subsystem PCI bus network adapter monitors network traffic at the Media Independent Interface. Add-in boards that powers up of providing adequate +5 V standby current. Failure...
Technical Product Specification
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... the board. It is important to note that are important when considering proper airflow to Section 1.2, page 16 http://www.intel.com/products/desktop/ chipsets/ 63 The upper operating limit when monitoring this thermal sensor is specified as the maximum sustainable power to Case Temperature. Tcontrol Values for Components Component Tcontrol Processor...
... the board. It is important to note that are important when considering proper airflow to Section 1.2, page 16 http://www.intel.com/products/desktop/ chipsets/ 63 The upper operating limit when monitoring this thermal sensor is specified as the maximum sustainable power to Case Temperature. Tcontrol Values for Components Component Tcontrol Processor...
Technical Product Specification
Page 71
...messages cannot be seen. This rate can also contribute to the boot process. • Try different monitors. Some monitors initialize and communicate with the BIOS more quickly. 3.9.2 BIOS Boot Optimizations Use of POST and boot...logo displays, screen repaints, or mode changes in the Drive Configuration Submenu of the BIOS Setup program). 71 Monitors and hard disk drives with a fast initialization rate. If this condition should occur, it will not be seen... may add time to a boot time that the Intel logo screen (or a custom logo splash screen) will not be initialized at all.
...messages cannot be seen. This rate can also contribute to the boot process. • Try different monitors. Some monitors initialize and communicate with the BIOS more quickly. 3.9.2 BIOS Boot Optimizations Use of POST and boot...logo displays, screen repaints, or mode changes in the Drive Configuration Submenu of the BIOS Setup program). 71 Monitors and hard disk drives with a fast initialization rate. If this condition should occur, it will not be seen... may add time to a boot time that the Intel logo screen (or a custom logo splash screen) will not be initialized at all.