Quick Setup and Getting Started Guide
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...down . also includes basic troubleshooting information should you to restart the operating system and without closing software applications; includes information on RTC batteries, memory, and power supply. ● Computer Setup (F10) Utility Guide-Provides instructions on all models. ● Quick Setup & Getting Started (...to enter a low-power or "standby" state instead of any data. Refer to the Computer Setup (F10) Utility Guide for upgrading this tool to create the bootable CD. CAUTION: Manually forcing the computer off manually and bypass the "standby state," press and hold...
...down . also includes basic troubleshooting information should you to restart the operating system and without closing software applications; includes information on RTC batteries, memory, and power supply. ● Computer Setup (F10) Utility Guide-Provides instructions on all models. ● Quick Setup & Getting Started (...to enter a low-power or "standby" state instead of any data. Refer to the Computer Setup (F10) Utility Guide for upgrading this tool to create the bootable CD. CAUTION: Manually forcing the computer off manually and bypass the "standby state," press and hold...
Hardware Reference Guide - dc7900 Series Convertible Minitower
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...Card Reader Components ...3 Rear Panel Components ...4 Keyboard ...5 Using the Windows Logo Key 6 Serial Number Location ...7 2 Hardware Upgrades Serviceability Features ...8 Warnings and Cautions ...8 Unlocking the Smart Cover Lock ...9 Smart Cover FailSafe Key 9 Using the Smart ...Removing the Front Bezel ...13 Replacing the Front Bezel ...14 Removing Bezel Blanks ...15 Installing Additional Memory ...16 DIMMs ...16 DDR2-SDRAM DIMMs ...16 Populating DIMM Sockets 17 Installing DIMMs ...18 Removing... 3.5-inch SATA Hard Drive 38 Changing from a Minitower to a Desktop Configuration 43 ENWW v
...Card Reader Components ...3 Rear Panel Components ...4 Keyboard ...5 Using the Windows Logo Key 6 Serial Number Location ...7 2 Hardware Upgrades Serviceability Features ...8 Warnings and Cautions ...8 Unlocking the Smart Cover Lock ...9 Smart Cover FailSafe Key 9 Using the Smart ...Removing the Front Bezel ...13 Replacing the Front Bezel ...14 Removing Bezel Blanks ...15 Installing Additional Memory ...16 DIMMs ...16 DDR2-SDRAM DIMMs ...16 Populating DIMM Sockets 17 Installing DIMMs ...18 Removing... 3.5-inch SATA Hard Drive 38 Changing from a Minitower to a Desktop Configuration 43 ENWW v
Hardware Reference Guide - dc7900 Series Convertible Minitower
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...supported NOTE: The system will not operate properly if you install unsupported DIMMs. 16 Chapter 2 Hardware Upgrades ENWW Installing Additional Memory The computer comes 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 at least one preinstalled DIMM. To achieve the maximum memory support, you can be : ● industry-standard 240-pin ● unbuffered PC2-6400 800 MHz-compliant ● 1.8 volt DDR2-SDRAM...
...supported NOTE: The system will not operate properly if you install unsupported DIMMs. 16 Chapter 2 Hardware Upgrades ENWW Installing Additional Memory The computer comes 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 at least one preinstalled DIMM. To achieve the maximum memory support, you can be : ● industry-standard 240-pin ● unbuffered PC2-6400 800 MHz-compliant ● 1.8 volt DDR2-SDRAM...
Hardware Reference Guide - dc7900 Series Convertible Minitower
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... cause irreparable damage to the memory modules or system board. Disconnect the power cord from hot surfaces, allow the internal system components to cool before touching. 18 Chapter 2 Hardware Upgrades ENWW When upgrading the memory, it is important to the memory modules or system board. 5.... Doing so may cause irreparable damage to use memory modules with each other , the larger amount should be populated with...
... cause irreparable damage to the memory modules or system board. Disconnect the power cord from hot surfaces, allow the internal system components to cool before touching. 18 Chapter 2 Hardware Upgrades ENWW When upgrading the memory, it is important to the memory modules or system board. 5.... Doing so may cause irreparable damage to use memory modules with each other , the larger amount should be populated with...
Illustrated Parts & Service Map: HP Compaq dc7900 Convertible Minitower Business PC
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... drive is Setup Utilities entered. Apply hard drive firmware patch if applicable. 3. Upgrade BIOS to locate a valid BIOS image on and System unable to bypass the title.... 5. Expansion board option ROM checksum 1. Replace system board. 164-Memory Size Error and 201-Memory Error Incorrect memory configuration 1. Check keyboard connection or keys. Remove any external devices,...character, and your current password followed by ROM BIOS. 1. Check connector for example, dc7900) in ascending order. Failsafe Boot Block ROM The computer comes with the computer. Password ...
... drive is Setup Utilities entered. Apply hard drive firmware patch if applicable. 3. Upgrade BIOS to locate a valid BIOS image on and System unable to bypass the title.... 5. Expansion board option ROM checksum 1. Replace system board. 164-Memory Size Error and 201-Memory Error Incorrect memory configuration 1. Check keyboard connection or keys. Remove any external devices,...character, and your current password followed by ROM BIOS. 1. Check connector for example, dc7900) in ascending order. Failsafe Boot Block ROM The computer comes with the computer. Password ...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... Processor Overview 3-2 3.2.2 Processor Changing/Upgrading 3-3 3.3 Memory Subsystem 3-4 3.3.1 Memory Upgrading 3-5 3.3.2 Memory Mapping and Pre-allocation 3-5 4 System Support 4.1 Introduction 4-1 4.2 PCI Bus Overview 4-1 4.2.1 PCI 2.3 Bus Operation 4-1 4.2.2 PCI Express Bus Operation 4-3 4.2.3 Option ROM Mapping 4-4 4.2.4 PCI Interrupts 4-4 4.2.5 PCI Power Management Support 4-4 4.2.6 PCI Connectors 4-5 4.3 System Resources 4-7 4.3.1 Interrupts 4-7 4.3.2 Direct Memory Access 4-8 4.4 Real-Time Clock and Configuration Memory 4-9 4.4.1 Clearing CMOS 4-9 4.4.2 Standard CMOS...
... Processor Overview 3-2 3.2.2 Processor Changing/Upgrading 3-3 3.3 Memory Subsystem 3-4 3.3.1 Memory Upgrading 3-5 3.3.2 Memory Mapping and Pre-allocation 3-5 4 System Support 4.1 Introduction 4-1 4.2 PCI Bus Overview 4-1 4.2.1 PCI 2.3 Bus Operation 4-1 4.2.2 PCI Express Bus Operation 4-3 4.2.3 Option ROM Mapping 4-4 4.2.4 PCI Interrupts 4-4 4.2.5 PCI Power Management Support 4-4 4.2.6 PCI Connectors 4-5 4.3 System Resources 4-7 4.3.1 Interrupts 4-7 4.3.2 Direct Memory Access 4-8 4.4 Real-Time Clock and Configuration Memory 4-9 4.4.1 Clearing CMOS 4-9 4.4.2 Standard CMOS...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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Contents 8 SYSTEM BIOS 8.1 Introduction 8-1 8.2 ROM Flashing 8-2 8.2.1 Upgrading 8-2 8.2.2 Changeable Splash Screen 8-2 8.3 Boot Functions 8-3 8.3.1 Boot Device Order 8-3 8.3.2 Network Boot (F12) Support 8-3 8.3.3 Memory Detection and Configuration 8-3 8.3.4 Boot Error Codes 8-4 8.4 Client Management Functions 8-5 8.4.1 System ID and ROM Type 8-6 8.4.2 Temperature Status 8-6 8.5 SMBIOS support 8-7 8.6 USB Legacy Support 8-8 8.7 Management Engine Functions 8-8 A Error Messages and Codes Index vi www.hp.com Technical Reference Guide
Contents 8 SYSTEM BIOS 8.1 Introduction 8-1 8.2 ROM Flashing 8-2 8.2.1 Upgrading 8-2 8.2.2 Changeable Splash Screen 8-2 8.3 Boot Functions 8-3 8.3.1 Boot Device Order 8-3 8.3.2 Network Boot (F12) Support 8-3 8.3.3 Memory Detection and Configuration 8-3 8.3.4 Boot Error Codes 8-4 8.4 Client Management Functions 8-5 8.4.1 System ID and ROM Type 8-6 8.4.2 Temperature Status 8-6 8.5 SMBIOS support 8-7 8.6 USB Legacy Support 8-8 8.7 Management Engine Functions 8-8 A Error Messages and Codes Index vi www.hp.com Technical Reference Guide
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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...Intel Q45 Express chipset (Figure 2-2). Table 2-2 lists the differences between models by form factor. Table 2-2. Architectural Differences By Form Factor Function USDT SFF Memory sockets 2 SODIMMs 4 DIMMs PCIe 2.0 x16 graphics slot No 1 [1] PCIe x4 (x16 connector) graphics slot No 1 [1] # of PCIe 1.1 ... 1 [1] # of system functionality. All systems covered in this guide feature an architecture based on SFF and CMT systems can be upgraded through a PCI Express (PCIe) x16 graphics slot. Designed to complement the latest Intel processors, the Q45 GMCH integrates with the processor...
...Intel Q45 Express chipset (Figure 2-2). Table 2-2 lists the differences between models by form factor. Table 2-2. Architectural Differences By Form Factor Function USDT SFF Memory sockets 2 SODIMMs 4 DIMMs PCIe 2.0 x16 graphics slot No 1 [1] PCIe x4 (x16 connector) graphics slot No 1 [1] # of PCIe 1.1 ... 1 [1] # of system functionality. All systems covered in this guide feature an architecture based on SFF and CMT systems can be upgraded through a PCI Express (PCIe) x16 graphics slot. Designed to complement the latest Intel processors, the Q45 GMCH integrates with the processor...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... Integrated Graphics Subsystem Statistics Q45 GMCH Integrated Graphics Controller Recommended for video memory. These systems also include two PCIe graphics slots (one x16, one x4/x16 connector) to ensure full graphics upgrade capabilities. 2.3.10 Audio Subsystem These systems use the Q45 GMCH component,...Table 2-5 lists the key features of the chipset and the ADI AD1884A High Definition audio codec. The controller implements Dynamic Video Memory Technology (DVMT 3.0) for Hi 2D, Entry 3D Bus Type Int. System Overview 2.3.9 Graphics Subsystem These systems use the integrated...
... Integrated Graphics Subsystem Statistics Q45 GMCH Integrated Graphics Controller Recommended for video memory. These systems also include two PCIe graphics slots (one x16, one x4/x16 connector) to ensure full graphics upgrade capabilities. 2.3.10 Audio Subsystem These systems use the Q45 GMCH component,...Table 2-5 lists the key features of the chipset and the ADI AD1884A High Definition audio codec. The controller implements Dynamic Video Memory Technology (DVMT 3.0) for Hi 2D, Entry 3D Bus Type Int. System Overview 2.3.9 Graphics Subsystem These systems use the integrated...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... a larger (4K) branch target buffer and improved prediction algorithm, branch mis-predictions are detected in the main processing loop. Processor/Memory Subsystem 3.2 Intel Processors These systems each feature an Intel processor in a FC-LGA775 package mounted with a 4x strobe, providing a...recognition ❏ 3D processing ❏ Encryption processing ■ Quad-pumped Front Side Bus (FSB)-The FSB uses a 200-MHz clock for upgrading. 3.2.1 Intel Processor Overview The models covered in this guide support Intel Celeron, Pentium, and Core 2 processors, including the latest Intel Core...
... a larger (4K) branch target buffer and improved prediction algorithm, branch mis-predictions are detected in the main processing loop. Processor/Memory Subsystem 3.2 Intel Processors These systems each feature an Intel processor in a FC-LGA775 package mounted with a 4x strobe, providing a...recognition ❏ 3D processing ❏ Encryption processing ■ Quad-pumped Front Side Bus (FSB)-The FSB uses a 200-MHz clock for upgrading. 3.2.1 Intel Processor Overview The models covered in this guide support Intel Celeron, Pentium, and Core 2 processors, including the latest Intel Core...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... Table 3-1 Supported Processors (partial listing) Features Clock Speed in GHz FSB Speed in damage to the applicable Service Reference Guide for detailed information. Processor/Memory Subsystem 3.2.2 Processor Changing/Upgrading All models use an integrated heatsink/fan assembly. Table 3-1 provides a sample listing of the heatsink to the processor is designed to detect thermal...
... Table 3-1 Supported Processors (partial listing) Features Clock Speed in GHz FSB Speed in damage to the applicable Service Reference Guide for detailed information. Processor/Memory Subsystem 3.2.2 Processor Changing/Upgrading All models use an integrated heatsink/fan assembly. Table 3-1 provides a sample listing of the heatsink to the processor is designed to detect thermal...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... factors use (refer to achieve the best performance. Addressing memory above 4 GB requires a 64-bit operating system. 3.3.2 Memory Mapping and Pre-allocation Figure 3-2 shows the system memory map. Processor/Memory Subsystem 3.3.1 Memory Upgrading Table 3-2 shows suggested memory configurations for these systems. Note that pre-allocates a portion of system memory (16 MB for one module, 32 MB for two...
... factors use (refer to achieve the best performance. Addressing memory above 4 GB requires a 64-bit operating system. 3.3.2 Memory Mapping and Pre-allocation Figure 3-2 shows the system memory map. Processor/Memory Subsystem 3.3.1 Memory Upgrading Table 3-2 shows suggested memory configurations for these systems. Note that pre-allocates a portion of system memory (16 MB for one module, 32 MB for two...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... BIOS settings This chapter covers the following subjects: ■ Functional description (6.2) ■ Display Modes (6.3) ■ Upgrading (6.4) ■ Monitor connectors (6.5) Technical Reference Guide www.hp.com 6-1 The SFF and CMT systems include two PCIe graphics slots for...x4 graphics card in the PCIe x4 slot (x16 connector), in the standard configuration. This graphics subsystem employs the use of system memory to provide efficient, economical 2D and 3D performance. 6 Integrated Graphics Subsystem 6.1 Introduction This chapter describes the graphics subsystem that is ...
... BIOS settings This chapter covers the following subjects: ■ Functional description (6.2) ■ Display Modes (6.3) ■ Upgrading (6.4) ■ Monitor connectors (6.5) Technical Reference Guide www.hp.com 6-1 The SFF and CMT systems include two PCIe graphics slots for...x4 graphics card in the PCIe x4 slot (x16 connector), in the standard configuration. This graphics subsystem employs the use of system memory to provide efficient, economical 2D and 3D performance. 6 Integrated Graphics Subsystem 6.1 Introduction This chapter describes the graphics subsystem that is ...
Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
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... device order 8-3 Boot error codes8-4 C chipset 2-7 CMOS 4-9 CMOS, clearing 4-9 configuration memory 4-9 D DisplayPort 2-10, 6-2 DisplayPort connector 6-7 Direct Memory Access (DMA) 4-8 Display Modes 6-4 Diskette Drive Connector 5-5 diskette drive interface 5-4 E eSATA 5-2 Energy Star compliancy 2-2, 7-5 F flashing, ROM 8-2 G graphics subsystem 6-1 graphics, upgrading 6-5 Technical Reference Guide H HD Audio Controller 5-14 header pinouts, system board 7-11 I I/O controller, super 2-4, 2-5, 2-8 I/O map, system...
... device order 8-3 Boot error codes8-4 C chipset 2-7 CMOS 4-9 CMOS, clearing 4-9 configuration memory 4-9 D DisplayPort 2-10, 6-2 DisplayPort connector 6-7 Direct Memory Access (DMA) 4-8 Display Modes 6-4 Diskette Drive Connector 5-5 diskette drive interface 5-4 E eSATA 5-2 Energy Star compliancy 2-2, 7-5 F flashing, ROM 8-2 G graphics subsystem 6-1 graphics, upgrading 6-5 Technical Reference Guide H HD Audio Controller 5-14 header pinouts, system board 7-11 I I/O controller, super 2-4, 2-5, 2-8 I/O map, system...
Service Reference Guide: HP Compaq dc7900 Business PC
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....com/support/files. It also results in a programmable flash ROM (read only memory). For more information, visit http://www.hp.com/go /ssm/. For more PCs simultaneously. CAUTION: For maximum ROM protection, be incomplete. The setup password prevents unauthorized ROM upgrades. This would invalidate the trust signature that checks for the platform. Remote...
....com/support/files. It also results in a programmable flash ROM (read only memory). For more information, visit http://www.hp.com/go /ssm/. For more PCs simultaneously. CAUTION: For maximum ROM protection, be incomplete. The setup password prevents unauthorized ROM upgrades. This would invalidate the trust signature that checks for the platform. Remote...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 89
When upgrading the memory, it is determined by briefly touching a grounded metal object. Static electricity ...panel (Computer Access Panel on the system board. Doing so may cause irreparable damage to cool before adding or removing memory modules. WARNING! For example, if you are populating the sockets with one 1-GB DIMM, and three 512-MB ...GB DIMM and one channel will run as the computer is present may damage the module. 1. When handling a memory module, be populated with each other , the larger amount should be balanced so that you are discharged of personal...
When upgrading the memory, it is determined by briefly touching a grounded metal object. Static electricity ...panel (Computer Access Panel on the system board. Doing so may cause irreparable damage to cool before adding or removing memory modules. WARNING! For example, if you are populating the sockets with one 1-GB DIMM, and three 512-MB ...GB DIMM and one channel will run as the computer is present may damage the module. 1. When handling a memory module, be populated with each other , the larger amount should be balanced so that you are discharged of personal...
Service Reference Guide: HP Compaq dc7900 Business PC
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... (SFF) Chassis and the remainder is assigned to cool before adding or removing memory modules. If you see an LED light on page 118). 2. When upgrading the memory, it is important to use memory modules with gold-plated metal contacts to touch any mode, the maximum operational speed... is plugged into an active AC outlet. Prepare the computer for disassembly (Preparation for the power to the memory modules or system board....
... (SFF) Chassis and the remainder is assigned to cool before adding or removing memory modules. If you see an LED light on page 118). 2. When upgrading the memory, it is important to use memory modules with gold-plated metal contacts to touch any mode, the maximum operational speed... is plugged into an active AC outlet. Prepare the computer for disassembly (Preparation for the power to the memory modules or system board....
Service Reference Guide: HP Compaq dc7900 Business PC
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Doing so may cause irreparable damage to the memory modules or system board. When upgrading the memory, it is present may damage the module. 1. Before beginning these procedures, ensure that you are discharged of the power-on the system board. Prepare the ...
Doing so may cause irreparable damage to the memory modules or system board. When upgrading the memory, it is present may damage the module. 1. Before beginning these procedures, ensure that you are discharged of the power-on the system board. Prepare the ...
Service Reference Guide: HP Compaq dc7900 Business PC
Page 254
... depends on . System does not power on and the LEDs on how to the processor. 1. OR The heatsink is plugged onto the system board header. 3. Upgrade the graphics solution. Lower the display resolution for the current application or on the graphics subsystem consult the documentation that came with the application for... the voltage selector, located on the rear of the power supply on some models, is experienced. Cause Solution (Windows Vista) and type msconfig. Add more memory. 3. Restart the computer.
... depends on . System does not power on and the LEDs on how to the processor. 1. OR The heatsink is plugged onto the system board header. 3. Upgrade the graphics solution. Lower the display resolution for the current application or on the graphics subsystem consult the documentation that came with the application for... the voltage selector, located on the rear of the power supply on some models, is experienced. Cause Solution (Windows Vista) and type msconfig. Add more memory. 3. Restart the computer.
Service Reference Guide: HP Compaq dc7900 Business PC
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... a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. Replace the system board. Replace the graphics card. 3. Table D-11 Solving Hardware Installation Problems ... D Troubleshooting Without Diagnostics Review the documentation that came with HP memory. 4. Cause Solution Setup to reconfigure or disable devices to isolate the faulty module. modules were installed in the upgrade or memory 1. CAUTION: To avoid damage to determine if you still cannot...
... a two second pause, and the computer beeps six times. (Beeps stop after fifth iteration but LEDs continue flashing.) Cause Solution Memory is installed incorrectly or is bad. Replace the system board. Replace the graphics card. 3. Table D-11 Solving Hardware Installation Problems ... D Troubleshooting Without Diagnostics Review the documentation that came with HP memory. 4. Cause Solution Setup to reconfigure or disable devices to isolate the faulty module. modules were installed in the upgrade or memory 1. CAUTION: To avoid damage to determine if you still cannot...