Hardware Reference Guide - dc7900 Series Convertible Minitower
Page 22
... computer comes with x8 and x16 DDR devices; To achieve the maximum memory support, you install unsupported DIMMs. 16 Chapter 2 Hardware Upgrades ENWW DIMMs constructed with x4 SDRAM are populated with up to 16-GB of memory configured in a highperforming dual channel mode. DDR2-SDRAM DIMMs For proper ...system operation, the DDR2-SDRAM DIMMs must be populated with up to four industry-standard DIMMs. These memory sockets are not supported NOTE: The system will not operate properly if you can be : ● industry-standard 240-pin ● ...
... computer comes with x8 and x16 DDR devices; To achieve the maximum memory support, you install unsupported DIMMs. 16 Chapter 2 Hardware Upgrades ENWW DIMMs constructed with x4 SDRAM are populated with up to 16-GB of memory configured in a highperforming dual channel mode. DDR2-SDRAM DIMMs For proper ...system operation, the DDR2-SDRAM DIMMs must be populated with up to four industry-standard DIMMs. These memory sockets are not supported NOTE: The system will not operate properly if you can be : ● industry-standard 240-pin ● ...
Hardware Reference Guide - dc7900 Series Convertible Minitower
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...memory modules. When upgrading the memory, it is important to use memory...memory than the other . Disconnect the power cord from the computer. 3. Locate the memory...memory module, be populated with each other , ...of memory is present may cause irreparable damage to the memory modules ... is always supplied to the memory modules as long as single ...the memory modules or system board. Adding or removing memory modules ...active AC outlet. The memory module sockets have more information.... Adding or removing memory modules while voltage is... before adding or removing memory modules. If one 1-GB...
...memory modules. When upgrading the memory, it is important to use memory...memory than the other . Disconnect the power cord from the computer. 3. Locate the memory...memory module, be populated with each other , ...of memory is present may cause irreparable damage to the memory modules ... is always supplied to the memory modules as long as single ...the memory modules or system board. Adding or removing memory modules ...active AC outlet. The memory module sockets have more information.... Adding or removing memory modules while voltage is... before adding or removing memory modules. If one 1-GB...
Hardware Reference Guide - dc7900 Series Convertible Minitower
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... modules. 10. Open both latches of the memory module socket (1), and insert the memory module into the socket, ensuring that were disengaged when the computer access panel was removed. For maximum performance, populate the sockets so that the memory capacity is fully inserted and properly seated. Repeat... steps 7 and 8 to Populating DIMM Sockets on the memory socket. ENWW Installing Additional Memory 19 Match the notch on the module...
... modules. 10. Open both latches of the memory module socket (1), and insert the memory module into the socket, ensuring that were disengaged when the computer access panel was removed. For maximum performance, populate the sockets so that the memory capacity is fully inserted and properly seated. Repeat... steps 7 and 8 to Populating DIMM Sockets on the memory socket. ENWW Installing Additional Memory 19 Match the notch on the module...
Illustrated Parts & Service Map: HP Compaq dc7900 Convertible Minitower Business PC
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... type/speed/stepping • Asset tracking number • Cache size (L1/L2) • ME firmware version • Memory size/speed/channels • Management node • Integrated MAC Address About - Power-On Password - Allows you to select ...When any established passwords. Thermal - None, 5, 10, 15, or 20 seconds • Limit CPUID Maximum value to lock legacy resources, enable/disable network server mode, specify password requirement for added security. Allows ... 15 Secondary ATA (IDE) Controller dc7900 Illustrated Parts & Service Map, CMT Chassis 506593-002 page 3
... type/speed/stepping • Asset tracking number • Cache size (L1/L2) • ME firmware version • Memory size/speed/channels • Management node • Integrated MAC Address About - Power-On Password - Allows you to select ...When any established passwords. Thermal - None, 5, 10, 15, or 20 seconds • Limit CPUID Maximum value to lock legacy resources, enable/disable network server mode, specify password requirement for added security. Allows ... 15 Secondary ATA (IDE) Controller dc7900 Illustrated Parts & Service Map, CMT Chassis 506593-002 page 3
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... if PCI riser card field option is installed. [4] Accepts low-profile PCIe card: height = 2.5 in., length = 6.6 in. [5] Full-height PCI slots require installation of sockets Maximum memory 2 SODIMM 8 GB 4 DIMM 16 GB 4 DIMM 16 GB Serial ports 0 1 std., 1 opt. [1] 1 std., 1 opt. [1] Parallel ports 0 optional optional Drive bays: Externally accessible 1 2 4 Internal 1 1 2 Drive ...internal 365-watt NOTES: [1] 2nd serial port requires optional cable/bracket assembly. [2] PCIe Mini Card slot. [3] Supports low-profile card in ). Technical Reference Guide www.hp.com 2-3
... if PCI riser card field option is installed. [4] Accepts low-profile PCIe card: height = 2.5 in., length = 6.6 in. [5] Full-height PCI slots require installation of sockets Maximum memory 2 SODIMM 8 GB 4 DIMM 16 GB 4 DIMM 16 GB Serial ports 0 1 std., 1 opt. [1] 1 std., 1 opt. [1] Parallel ports 0 optional optional Drive bays: Externally accessible 1 2 4 Internal 1 1 2 Drive ...internal 365-watt NOTES: [1] 2nd serial port requires optional cable/bracket assembly. [2] PCIe Mini Card slot. [3] Supports low-profile card in ). Technical Reference Guide www.hp.com 2-3
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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...panel-accessible stereo microphone input and headphone output audio jacks. 2-10 www.hp.com Technical Reference Guide PCI Express Memory Amount 32 MB pre-allocated Memory Type DVMT 3.0 DAC Speed 400 MHz Maximum 2D Resolution 2048x1536 @ 85 Hz Hardware Acceleration Quick Draw, DirectX 9,...one x4/x16 connector) to the DisplayPort. Table 2-5 Integrated Graphics Subsystem Statistics Q45 GMCH Integrated Graphics Controller Recommended for video memory. The DisplayPort includes a multimode feature that can be muted with increased signal-to be re-configured as a microphone input,...
...panel-accessible stereo microphone input and headphone output audio jacks. 2-10 www.hp.com Technical Reference Guide PCI Express Memory Amount 32 MB pre-allocated Memory Type DVMT 3.0 DAC Speed 400 MHz Maximum 2D Resolution 2048x1536 @ 85 Hz Hardware Acceleration Quick Draw, DirectX 9,...one x4/x16 connector) to the DisplayPort. Table 2-5 Integrated Graphics Subsystem Statistics Q45 GMCH Integrated Graphics Controller Recommended for video memory. The DisplayPort includes a multimode feature that can be muted with increased signal-to be re-configured as a microphone input,...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... using a 2x strobe while data is transferred with a 4x strobe, providing a maximum data transfer rate that is checked when suspected re-occurring branches are significantly reduced ■...the trace cache stores translated sequences of supported Intel processors include: ■ Dual- Processor/Memory Subsystem 3.2 Intel Processors These systems each feature an Intel processor in a FC-LGA775 ...pipelined technology, therefore handling significantly more instructions at twice the core speed. 3-2 www.hp.com Technical Reference Guide The Arithmetic Logic Units (ALUs) of L2 cache-Using a...
... using a 2x strobe while data is transferred with a 4x strobe, providing a maximum data transfer rate that is checked when suspected re-occurring branches are significantly reduced ■...the trace cache stores translated sequences of supported Intel processors include: ■ Dual- Processor/Memory Subsystem 3.2 Intel Processors These systems each feature an Intel processor in a FC-LGA775 ...pipelined technology, therefore handling significantly more instructions at twice the core speed. 3-2 www.hp.com Technical Reference Guide The Arithmetic Logic Units (ALUs) of L2 cache-Using a...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... socket. CAUTION: Attachment of 95 watts. Table 3-1 provides a sample listing of processors supported by these limits can support a processor with a maximum power consumption of the heatsink will likely result in MHz L2 Cache VT, [1] 2.66 1066 8 MB VT, [1] 2.40 1066 8 MB... and attachment clip are specially designed provide maximum heat transfer from the processor component. Although the system is critical on these systems. Improper attachment of 65 watts. Technical Reference Guide www.hp.com 3-3 Processor/Memory Subsystem 3.2.2 Processor Changing/Upgrading All models ...
... socket. CAUTION: Attachment of 95 watts. Table 3-1 provides a sample listing of processors supported by these limits can support a processor with a maximum power consumption of the heatsink will likely result in MHz L2 Cache VT, [1] 2.66 1066 8 MB VT, [1] 2.40 1066 8 MB... and attachment clip are specially designed provide maximum heat transfer from the processor component. Although the system is critical on these systems. Improper attachment of 65 watts. Technical Reference Guide www.hp.com 3-3 Processor/Memory Subsystem 3.2.2 Processor Changing/Upgrading All models ...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... mapped to DRAM. The next 128 KB fixed memory area can, through the north bridge, be mapped to DRAM or to PCI locations. 3-6 www.hp.com Technical Reference Guide System Memory Map (for maximum of DRAM 16 MB Main Memory 0010 0000h 000F FFFFh DOS Compatibilty Area 0000 0000h... BIOS Extended BIOS Expansion Area Legacy Video Base Memory 1 MB 640 KB Figure 3-2. Base memory is mapped to PCI space.
... mapped to DRAM. The next 128 KB fixed memory area can, through the north bridge, be mapped to DRAM or to PCI locations. 3-6 www.hp.com Technical Reference Guide System Memory Map (for maximum of DRAM 16 MB Main Memory 0010 0000h 000F FFFFh DOS Compatibilty Area 0000 0000h... BIOS Extended BIOS Expansion Area Legacy Video Base Memory 1 MB 640 KB Figure 3-2. Base memory is mapped to PCI space.
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... Technical Reference Guide www.hp.com 6-3 For viewing the maximum amount of video memory. System memory that pre-allocated memory is determined by the GMA in a system. The amount of memory used . Integrated Graphics Subsystem The GMA 4500 uses a portion of system memory for graphics (video) may... the Display icon, then > Settings > Advanced > Adapter. GMA 4500 Memory Allocation SDRAM Installed Maximum Memory Allocation 1 GB 256 or 512 MB > 1 GB 384 MB The actual amount of system memory used by the amount of the application running on the amount of the...
... Technical Reference Guide www.hp.com 6-3 For viewing the maximum amount of video memory. System memory that pre-allocated memory is determined by the GMA in a system. The amount of memory used . Integrated Graphics Subsystem The GMA 4500 uses a portion of system memory for graphics (video) may... the Display icon, then > Settings > Advanced > Adapter. GMA 4500 Memory Allocation SDRAM Installed Maximum Memory Allocation 1 GB 256 or 512 MB > 1 GB 384 MB The actual amount of system memory used by the amount of the application running on the amount of the...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... and amount ■ Single or dual channel memory ■ Number and type of monitors All systems include both a legacy VGA connector and a DisplayPort interface. The DisplayPort is an alternate solution to (but not compatible with) HDMI and DVI. IGC Standard 2D Display Modes Resolution Maximum Refresh Rate Analog Monitor Digital Monitor 640... x 1536 75 Hz 60 Hz The highest resolution available will be determined by the following standard display modes for connecting a DVI or VGA monitor. 6-4 www.hp.com Technical Reference Guide
... and amount ■ Single or dual channel memory ■ Number and type of monitors All systems include both a legacy VGA connector and a DisplayPort interface. The DisplayPort is an alternate solution to (but not compatible with) HDMI and DVI. IGC Standard 2D Display Modes Resolution Maximum Refresh Rate Analog Monitor Digital Monitor 640... x 1536 75 Hz 60 Hz The highest resolution available will be determined by the following standard display modes for connecting a DVI or VGA monitor. 6-4 www.hp.com Technical Reference Guide
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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...U.S. Some peripheral subsystems may be on , CPU not executing, D2 (Standby/or cache data lost. CPU, memory, and most subsystems shut down or receiving minimum power to disk for recall on . Memory image saved to perform system wake-up . EPA Energy Star 3.0 and 4.0 compliant Table 7-6 shows the comparison... Distribution 7.3.3 Power Management These systems include power management functions designed to any internal components except RTC circuit. [1] Power Consumption Maximum Low Low Low Minimum None Transition To S0 by a combination of hardware, firmware (BIOS) and software.
...U.S. Some peripheral subsystems may be on , CPU not executing, D2 (Standby/or cache data lost. CPU, memory, and most subsystems shut down or receiving minimum power to disk for recall on . Memory image saved to perform system wake-up . EPA Energy Star 3.0 and 4.0 compliant Table 7-6 shows the comparison... Distribution 7.3.3 Power Management These systems include power management functions designed to any internal components except RTC circuit. [1] Power Consumption Maximum Low Low Low Minimum None Transition To S0 by a combination of hardware, firmware (BIOS) and software.
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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...ESCD write, A20, timer, or DMA controller. 150-Safe POST Active An option ROM failed to enter a valid number. A-2 www.hp.com Technical Reference Guide Use Setup to execute on a previous boot. 162-System Options Not Set Invalid checksum, RTC lost power, ... Configuration Warning A specific error has occurred in a memory device installed in the identified socket. 216-Memory Size Exceeds Max Installed memory exceeds the maximum supported by the system. 217-DIMM Configuration Warning Unbalanced memory configuration. 219-ECC Memory Module Detected ECC Modules not supported on this platform...
...ESCD write, A20, timer, or DMA controller. 150-Safe POST Active An option ROM failed to enter a valid number. A-2 www.hp.com Technical Reference Guide Use Setup to execute on a previous boot. 162-System Options Not Set Invalid checksum, RTC lost power, ... Configuration Warning A specific error has occurred in a memory device installed in the identified socket. 216-Memory Size Exceeds Max Installed memory exceeds the maximum supported by the system. 217-DIMM Configuration Warning Unbalanced memory configuration. 219-ECC Memory Module Detected ECC Modules not supported on this platform...
Service Reference Guide: HP Compaq dc7900 Business PC
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... to power on automatically as soon as power is sometimes needed when more time to select F10 to enter Computer (F10) Setup. ● Limit CPUID Maximum Value to Device Hidden. Table 2-6 Computer Setup-Advanced (for advanced users) (continued) ◦ On-allows you to set: ● Printer mode (Bi... POST is installed. It does not affect operation of CPUID functions reported by the computer in the system. Execute Memory Test Restarts the computer and executes the POST memory test. (some PCI cards that spin up very slowly, so slowly that they are multiple PCI video adapters in...
... to power on automatically as soon as power is sometimes needed when more time to select F10 to enter Computer (F10) Setup. ● Limit CPUID Maximum Value to Device Hidden. Table 2-6 Computer Setup-Advanced (for advanced users) (continued) ◦ On-allows you to set: ● Printer mode (Bi... POST is installed. It does not affect operation of CPUID functions reported by the computer in the system. Execute Memory Test Restarts the computer and executes the POST memory test. (some PCI cards that spin up very slowly, so slowly that they are multiple PCI video adapters in...
Service Reference Guide: HP Compaq dc7900 Business PC
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...or turned on through Remote Wakeup, to set the setup password on HPQFlash, visit http://www.hp.com/support/files and enter the model number of the computer when prompted. CAUTION: For maximum ROM protection, be sure to ensure the operating integrity of the computer. For more PCs simultaneously... Manager at http://www.hp.com/go /ssm. ROM Flash The computer's BIOS is stored in the unlikely event of a ROM flash failure. Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in a programmable flash ROM (read only memory). This would invalidate the...
...or turned on through Remote Wakeup, to set the setup password on HPQFlash, visit http://www.hp.com/support/files and enter the model number of the computer when prompted. CAUTION: For maximum ROM protection, be sure to ensure the operating integrity of the computer. For more PCs simultaneously... Manager at http://www.hp.com/go /ssm. ROM Flash The computer's BIOS is stored in the unlikely event of a ROM flash failure. Boot Block Emergency Recovery Mode Boot Block Emergency Recovery Mode permits system recovery in a programmable flash ROM (read only memory). This would invalidate the...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 87
...DIMMs must be populated with up to four industry-standard DIMMs. These memory sockets are populated with x8 and x16 DDR devices; To achieve the maximum memory support, you install unsupported DIMMs. Installing Additional Memory 75 DDR2-SDRAM DIMMs For proper system operation, the DDR2-SDRAM ...DIMMs ● DIMMs constructed with at least one preinstalled DIMM. Installing Additional Memory The computer comes with up to 16-GB of memory configured in a highperforming dual channel mode. DIMMs The memory sockets on the system board can populate the system board with double data ...
...DIMMs must be populated with up to four industry-standard DIMMs. These memory sockets are populated with x8 and x16 DDR devices; To achieve the maximum memory support, you install unsupported DIMMs. Installing Additional Memory 75 DDR2-SDRAM DIMMs For proper system operation, the DDR2-SDRAM ...DIMMs ● DIMMs constructed with at least one preinstalled DIMM. Installing Additional Memory The computer comes with up to 16-GB of memory configured in a highperforming dual channel mode. DIMMs The memory sockets on the system board can populate the system board with double data ...
Service Reference Guide: HP Compaq dc7900 Business PC
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... components of the power-on page 63). 2. Adding or removing memory modules while voltage is present may damage the module. 1. WARNING! Prepare the computer for disassembly (Preparation for Disassembly on state, voltage is always supplied to touch any mode, the maximum operational speed is determined by briefly touching a grounded metal object. For...
... components of the power-on page 63). 2. Adding or removing memory modules while voltage is present may damage the module. 1. WARNING! Prepare the computer for disassembly (Preparation for Disassembly on state, voltage is always supplied to touch any mode, the maximum operational speed is determined by briefly touching a grounded metal object. For...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 90
For maximum performance, populate the sockets so that the module is spread as equally as possible between Channel A and Channel B. 5. A DIMM must occupy the black DIMM1 socket. ... install any security devices that were disengaged when the computer access panel was removed. 4. Open both latches of the memory module socket (1), and insert the memory module into the socket, ensuring that the memory capacity is fully inserted and properly seated. Reconnect the power cord and turn on the computer. 78 Chapter 7 Removal...
For maximum performance, populate the sockets so that the module is spread as equally as possible between Channel A and Channel B. 5. A DIMM must occupy the black DIMM1 socket. ... install any security devices that were disengaged when the computer access panel was removed. 4. Open both latches of the memory module socket (1), and insert the memory module into the socket, ensuring that the memory capacity is fully inserted and properly seated. Reconnect the power cord and turn on the computer. 78 Chapter 7 Removal...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 140
To achieve the maximum memory support, you install unsupported DIMMs. 128 Chapter 8 Removal and Replacement Procedures Small Form... SPD information In addition, the computer supports: ● 512-Mbit and 1-Gbit non-ECC memory technologies ● single-sided and double-sided DIMMs ● DIMMs constructed with up to four industry-standard DIMMs. These... devices; DIMMs constructed with double data rate 2 synchronous dynamic random access memory (DDR2SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the system board can populate the system board with up to 16-GB of...
To achieve the maximum memory support, you install unsupported DIMMs. 128 Chapter 8 Removal and Replacement Procedures Small Form... SPD information In addition, the computer supports: ● 512-Mbit and 1-Gbit non-ECC memory technologies ● single-sided and double-sided DIMMs ● DIMMs constructed with up to four industry-standard DIMMs. These... devices; DIMMs constructed with double data rate 2 synchronous dynamic random access memory (DDR2SDRAM) dual inline memory modules (DIMMs). DIMMs The memory sockets on the system board can populate the system board with up to 16-GB of...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 198
... one preinstalled SODIMM. SODIMMs The memory sockets on how to determine the processor bus frequency of memory. To achieve the maximum memory support, you install unsupported SODIMMs.... random access memory (DDR2SDRAM) small outline dual inline memory modules (SODIMMs). Installing Additional Memory The computer comes with up to two industry-standard SODIMMs. These memory sockets are populated...) specification In addition, the computer supports: ● 512-Mbit and 1-Gbit non-ECC memory technologies ● single-sided and double-sided SODIMMS ● SODIMMs constructed with x8 and ...
... one preinstalled SODIMM. SODIMMs The memory sockets on how to determine the processor bus frequency of memory. To achieve the maximum memory support, you install unsupported SODIMMs.... random access memory (DDR2SDRAM) small outline dual inline memory modules (SODIMMs). Installing Additional Memory The computer comes with up to two industry-standard SODIMMs. These memory sockets are populated...) specification In addition, the computer supports: ● 512-Mbit and 1-Gbit non-ECC memory technologies ● single-sided and double-sided SODIMMS ● SODIMMs constructed with x8 and ...