Dc7900 Ultra Slim - HP Compaq Business Desktop

Dc7900 Ultra Slim

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Service Reference Guide: HP Compaq dc7900 Business PC


Page 7
... Identifying the Chassis, Routine Care, and Disassembly Preparation Chassis Designations ...54 Convertible Minitower (CMT 54 Small Form Factor (SFF 55 Ultra-Slim Desktop (USDT 55 Electrostatic Discharge Information ...56 Generating Static ...56 Preventing Electrostatic Damage to Equipment 56 Personal Grounding Methods and Equipment 57 ...Cover Lock 64 External Security Devices ...66 Installing a Security Lock 66 Cable Lock ...66 Padlock ...67 HP Business PC Security Lock 68 Computer Access Panel ...70 Front Bezel ...71 Bezel Blanks ...72 Cable Management ...73 Cable Connections ...74...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 9
... ...175 Using the Small Form Factor Computer in a Tower Orientation 176 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Preparation for Disassembly ...178 External Security Devices ...179 Installing a Security Lock 179 Cable Lock ...179 Padlock ...180 HP Business PC Security Lock 180 Computer Access Panel ...183 Front Bezel ...184 Bezel Blank ...185 Installing Additional...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 190
... 179). 2. Turn off the computer before servicing a unit. 6. Disconnect the power cord from the electrical outlet and then from the computer. 5. 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Adherence to the procedures and precautions described in an application may damage the unit. 8. Preparation for Disassembly See Identifying the Chassis, Routine Care... that are of the power-on state, voltage is always present on all peripheral device cables from the stand. 178 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 192
Figure 9-4 Securing the Cable to a Fixed Object 180 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Fasten the security cable by looping it around a stationary object. Padlock Figure 9-3 Installing a Padlock HP Business PC Security Lock 1.
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 194
4. Use the key provided to engage the lock. Figure 9-7 Engaging the Lock 182 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Insert the plug end of the security cable into the lock (1) and push the button in (2) to disengage the lock.
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 196
... cable from right to access the front bezel release tabs. To install the front bezel, reverse the removal procedure. 184 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Figure 9-9 Lifting the Fan Shroud 4. Replace the fan shroud. Figure 9-10 Removing the Front Bezel 5. Remove the computer access panel (Computer Access Panel...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 198
... memory technologies ● single-sided and double-sided SODIMMS ● SODIMMs constructed with up to 8-GB of a specific computer. 186 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis SODIMMs constructed with x4 SDRAM are populated with double data rate 2 synchronous dynamic random access memory (DDR2SDRAM) small outline dual inline memory modules...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 200
... module sockets have gold-plated metal contacts. Locate the memory module sockets on each other. Figure 9-13 Removing a SODIMM 188 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Installing SODIMMs CAUTION: You must disconnect the power cord before touching. 4. Press outward on the two latches on the system board. Before beginning...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 202
When removing the power supply power cables from its connector 190 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Pulling on the cable. Squeeze on the top of the retaining latch attached to prevent their being cut or crimped when the parts ...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 203
... Black Description Front chassis fan Rear chassis fan Internal speaker Optical data Hood sensor ReadyBoost module Optical power Optical power Replacing the Optical Drive The Ultra-Slim Desktop uses a slimline Serial ATA (SATA) optical drive. Figure 9-16 Removing the Optical Drive Cable Connections 191 Remove the computer access panel (Computer Access Panel on...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 204
... latch to the optical drive. Make sure the release latch is oriented properly. 3. Figure 9-17 Aligning the Release Latch 192 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Peel the backing off the adhesive on the side of the release latch, and press firmly. 4.
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 206
5. Pull the connector straight up to disconnect it from the system board. Figure 9-19 Removing the optical drive connector To install the optical drive connector, reverse the removal procedures. 194 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 207
... restore the operating system, software drivers, and any software applications that you do not have this CD set, select Start > HP Backup and Recovery and create it now. Hard Drive NOTE: The Ultra-Slim Desktop supports only 2.5-inch Serial ATA (SATA) internal hard drives; Prepare the computer for disassembly (Preparation for instructions. 4. parallel ATA...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 208
Lift the hard drive carrier straight up and out of the carrier. 5. Figure 9-22 Removing the Hard Drive Guide Screw 196 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis To remove the hard drive from the carrier, remove the guide screw from the front left side of the chassis. Figure 9-21 Removing the Hard Drive Carrier 6.
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 210
... the carrier all the way down (2) so that were disengaged when the computer cover or access panel was removed. 198 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 212
... a retention lever just inside the port cover opening (1), then slide the cover to the left and off the computer (2). 200 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Thread the cables through the bottom hole on the port cover (1) and connect the cables to the chassis that locks the port cover...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 214
... (Preparation for Disassembly on page 199). 7. Figure 9-31 Removing the speaker To install the speaker, reverse the removal procedure. 202 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Remove the hard drive (Hard Drive on page 183). 3. Remove the computer access panel (Computer Access Panel on page 195). 6.
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 216
... (Computer Access Panel on its top in position atop the processor. 4. You do not need to the system board. 204 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Lay the heatsink on page 183). 3. Secure the heatsink to the system board and system board tray with the 4 captive screws and attach...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 218
...://h18000.www1.hp.com/support/files. Remove the computer access panel (Computer Access Panel on page 191). 4. Remove the optical drive (Removing the Existing Optical Drive on page 183). 3. Figure 9-35 Removing the I /O panel cage: a. Prepare the computer for disassembly (Preparation for reinstallation. 206 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis...
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Service Reference Guide: HP Compaq dc7900 Business PC


Page 220
Unplug the hood sensor cable from its slot. When replacing the battery, use a battery equivalent to AC power. 208 Chapter 9 Removal and Replacement Procedures Ultra-Slim Desktop (USDT) Chassis Remove the optical drive (Removing the Existing Optical Drive on page 199). 6. Remove the hard drive cage (Hard Drive Cage on page 191). 4. ...

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We have the following 23 documents available for the HP Dc7900:
  • Service Reference Guide: HP Compaq dc7900 Business PC
  • Technical Reference Guide: HP Compaq dc7900 Series Business Desktop Computers
  • HP ProtectTools User Guide
  • Troubleshooting Guide
  • Hardware Reference Guide - dc7900 Series Convertible Minitower
  • Desktop Management Guide
  • vPro Setup and Configuration for the dc7900p Business PC with Intel vPro Processor Technology
  • Support Telephone Numbers
  • Safety and Regulatory Information Desktops, Thin Clients, and Personal Workstations
  • BIOS Flash Q&A White Paper
  • BIOS Flash Q&A White Paper
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