HP 600 G1 User Manual

Hardware Reference Guide
HP ProDesk 600 G1 Tower HP ProDesk 600 G1 Small Form Factor
© Copyright 2013 Hewlett-Packard Development Company, L.P. The information contained herein is subject to change without notice.
Microsoft® and Windows® are U.S. registered trademarks of Microsoft Corporation.
The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.
This document contains proprietary information that is protected by copyright. No part of this document may be photocopied, reproduced, or translated to another language without the prior written consent of Hewlett-Packard Company.
Hardware Reference Guide
HP ProDesk 600 G1 Tower
HP ProDesk 600 G1 Small Form Factor
First Edition (April 2013)
Document part number: 719015-001
About This Book
This guide provides basic information for upgrading HP ProDesk Business PCs.
WARNING! Text set off in this manner indicates that failure to follow directions could result in bodily
harm or loss of life.
CAUTION: Text set off in this manner indicates that failure to follow directions could result in
damage to equipment or loss of information.
NOTE: Text set off in this manner provides important supplemental information.
ENWW iii
iv About This Book ENWW
Table of contents
1 Product features ............................................................................................................................................. 1
Standard configuration features ........................................................................................................... 1
Tower (TWR) ....................................................................................................................... 1
Small Form Factor (SFF) ..................................................................................................... 2
Tower (TWR) front panel components ................................................................................................. 3
Small Form Factor (SFF) front panel components ............................................................................... 4
Tower (TWR) rear panel components .................................................................................................. 5
Small Form Factor (SFF) rear panel components ................................................................................ 6
Media card reader components ............................................................................................................ 7
Keyboard .............................................................................................................................................. 8
Using the Windows logo key ................................................................................................ 8
Serial number location ........................................................................................................................ 10
Tower (TWR) ..................................................................................................................... 10
Small Form Factor (SFF) ................................................................................................... 10
2 Tower (TWR) hardware upgrades ................................................................................................................ 11
Serviceability features ........................................................................................................................ 11
Warnings and cautions ....................................................................................................................... 11
Removing the computer access panel ............................................................................................... 12
Replacing the computer access panel ............................................................................................... 13
Removing the front bezel ................................................................................................................... 14
Removing bezel blanks ...................................................................................................................... 15
Replacing the front bezel .................................................................................................................... 16
System board connections ................................................................................................................. 17
Installing additional memory ............................................................................................................... 18
DIMMs ............................................................................................................................... 18
DDR3-SDRAM DIMMs ...................................................................................................... 18
Populating DIMM sockets .................................................................................................. 18
Installing DIMMs ................................................................................................................ 19
Removing or installing an expansion card .......................................................................................... 21
Drive positions .................................................................................................................................... 25
Installing and removing drives ............................................................................................................ 26
ENWW v
Removing a 5.25-inch drive ............................................................................................... 28
Installing a 5.25-inch drive ................................................................................................. 29
Removing a 3.5-inch device .............................................................................................. 32
Installing a 3.5-inch device ................................................................................................ 34
Removing a slim optical drive ............................................................................................ 36
Installing a slim optical drive .............................................................................................. 37
Removing a 3.5-inch or 2.5-inch hard drive ....................................................................... 40
Installing a 3.5-inch or 2.5-inch hard drive ......................................................................... 41
Installing a security lock ..................................................................................................................... 46
Cable lock .......................................................................................................................... 46
Padlock .............................................................................................................................. 46
HP business PC security lock ............................................................................................ 47
Front bezel security ........................................................................................................... 51
3 Small Form Factor (SFF) hardware upgrades ............................................................................................ 53
Serviceability features ........................................................................................................................ 53
Warnings and cautions ....................................................................................................................... 53
Removing the computer access panel ............................................................................................... 54
Replacing the computer access panel ............................................................................................... 55
Removing the front bezel ................................................................................................................... 56
Removing bezel blanks ...................................................................................................................... 57
Replacing the front bezel .................................................................................................................... 58
Changing from desktop to tower configuration ................................................................................... 59
System board connections ................................................................................................................. 60
Installing additional memory ............................................................................................................... 61
DIMMs ............................................................................................................................... 61
DDR3-SDRAM DIMMs ...................................................................................................... 61
Populating DIMM sockets .................................................................................................. 61
Installing DIMMs ................................................................................................................ 62
Removing or installing an expansion card .......................................................................................... 64
Drive positions .................................................................................................................................... 68
Installing and removing drives ............................................................................................................ 69
Removing a 3.5-inch device .............................................................................................. 71
Installing a 3.5-inch device ................................................................................................ 73
Removing a slim optical drive ............................................................................................ 76
Installing a slim optical drive ..............................................................................................
Removing and replacing a 3.5-inch hard drive .................................................................. 78
Removing a 2.5-inch hard drive ......................................................................................... 82
Installing a 2.5-inch hard drive ........................................................................................... 84
Installing a security lock ..................................................................................................................... 87
Cable lock .......................................................................................................................... 87
77
vi ENWW
Padlock .............................................................................................................................. 87
HP business PC security lock ............................................................................................ 88
Front bezel security ........................................................................................................... 92
Appendix A Battery replacement ................................................................................................................... 94
Appendix B Unlocking the Smart Cover Lock .............................................................................................. 97
Smart Cover FailSafe Key .................................................................................................................. 97
Using the Smart Cover FailSafe Key to remove the Smart Cover Lock ............................................. 98
Appendix C Electrostatic discharge ............................................................................................................ 100
Preventing electrostatic damage ...................................................................................................... 100
Grounding methods .......................................................................................................................... 100
Appendix D Computer operating guidelines, routine care and shipping preparation ............................ 101
Computer operating guidelines and routine care ............................................................................. 101
Optical drive precautions .................................................................................................................. 102
Operation ......................................................................................................................... 102
Cleaning ........................................................................................................................... 102
Safety ............................................................................................................................... 102
Shipping preparation ........................................................................................................................ 102
Index ................................................................................................................................................................. 103
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1 Product features

Standard configuration features

Features may vary depending on the model. For a complete listing of the hardware and software installed in the computer, run the diagnostic utility (included on some computer models only).
NOTE: Both computer models can be used in a tower orientation or a desktop orientation.

Tower (TWR)

ENWW Standard configuration features 1

Small Form Factor (SFF)

2 Chapter 1 Product features ENWW

Tower (TWR) front panel components

Drive configuration may vary by model. Some models have a bezel blank covering one or more drive bays.
1 5.25-inch Half-Height Drive Bay (behind bezel) 6 Hard Drive Activity Light
2 USB 2.0 Ports (black) 7 Slim Optical Drive (optional)
3 USB 3.0 Ports (blue) 8 3.5-inch Media Card Reader (optional)
4 Headphone Connector 9 Microphone/Headphone Connector
5 Dual-State Power Button
NOTE: When a device is plugged into the Microphone/Headphone Connector, a dialog box will pop up asking if
you want to use the connector for a microphone Line-In device or a headphone. You can reconfigure the connector at any time by double-clicking the Audio Manager icon in the Windows taskbar.
NOTE: The Power On Light is normally white when the power is on. If it is flashing red, there is a problem with
the computer and it is displaying a diagnostic code. Refer to the Maintenance and Service Guide to interpret the code.
ENWW Tower (TWR) front panel components 3

Small Form Factor (SFF) front panel components

Drive configuration may vary by model. Some models have a bezel blank covering one or more drive bays.
1 Slim Optical Drive (optional) 5 Headphone Connector
2 USB 2.0 Ports (black) 6 Dual-State Power Button
3 USB 3.0 Ports (blue) 7 Hard Drive Activity Light
4 Microphone/Headphone Connector 8 3.5-inch Media Card Reader (optional)
NOTE: When a device is plugged into the Microphone/Headphone Connector, a dialog box will pop up asking if
you want to use the connector for a microphone Line-In device or a headphone. You can reconfigure the connector at any time by double-clicking the Audio Manager icon in the Windows taskbar.
NOTE: The Power On Light is normally white when the power is on. If it is flashing red, there is a problem with
the computer and it is displaying a diagnostic code. Refer to the Maintenance and Service Guide to interpret the code.
4 Chapter 1 Product features ENWW

Tower (TWR) rear panel components

1 Power Cord Connector 7 Line-Out Connector for powered audio
2
3
4
5
6
NOTE: An optional second serial port and an optional parallel port are available from HP.
When a device is plugged into the blue Line-In Audio Connector, a dialog box will pop up asking if you want to use the connector for a line-in device or a microphone. You can reconfigure the connector at any time by double­clicking the Audio Manager icon in the Windows taskbar.
When a graphics card is installed in one of the system board slots, the video connectors on the graphics card and the integrated graphics on the system board may be used at the same time. However, for such a configuration, only the display connected to the discrete graphics card will display POST messages.
The system board graphics can be disabled by changing settings in Computer Setup.
PS/2 Keyboard Connector (purple) 8 PS/2 Mouse Connector (green)
USB 2.0 Ports (black) 9 RJ-45 Network Connector
DisplayPort Monitor Connectors 10 Serial Connector
VGA Monitor Connector 11 Line-In Audio Connector (blue)
USB 3.0 Ports (blue)
devices (green)
ENWW Tower (TWR) rear panel components 5

Small Form Factor (SFF) rear panel components

1 PS/2 Mouse Connector (green) 7 PS/2 Keyboard Connector (purple)
2
3
4
5
6 Power Cord Connector
NOTE: An optional second serial port and an optional parallel port are available from HP.
When a device is plugged into the blue Line-In Audio Connector, a dialog box will pop up asking if you want to use the connector for a line-in device or a microphone. You can reconfigure the connector at any time by double­clicking the Audio Manager icon in the Windows taskbar.
When a graphics card is installed in one of the system board slots, the video connectors on the graphics card and the integrated graphics on the system board may be used at the same time. However, for such a configuration, only the display connected to the discrete graphics card will display POST messages.
The system board graphics can be disabled by changing settings in Computer Setup.
RJ-45 Network Connector 8 DisplayPort Monitor Connectors
Serial Connector 9 VGA Monitor Connector
USB 2.0 Ports (black) 10 USB 3.0 Ports (blue)
Line-In Audio Connector (blue) 11 Line-Out Connector for powered audio
devices (green)
6 Chapter 1 Product features ENWW

Media card reader components

The media card reader is an optional device available on some models only. Refer to the following illustration and table to identify the media card reader components.
No. Slot Media
1 SD/HC/XC/UHS-1/Plus
2 Media Card Reader
Activity Light
3 CompactFlash I/II
4 MS PRO/MS PRO Duo
Secure Digital (SD)
CompactFlash Card
Type 1
Memory Stick (MS)
Memory Stick Select
Memory Stick PRO
(MS PRO)
Secure Digital High
Capacity (SDHC)
CompactFlash Card
Type 2
Memory Stick
MagicGate
Memory Stick Duo
(MS Duo)
Memory Stick PRO
Duo (MS PRO Duo)
Secure Digital
Extended Capacity Memory Card (SDXC)
MicroDrive
Memory Stick
MagicGate Duo
Memory Stick PRO-
HG Duo
ENWW Media card reader components 7

Keyboard

Component Component
1 Sleep 6 Mute volume
2 Fast reverse 7 Decrease volume
3 Play/pause 8 Increase volume
4 Stop 9 Windows logo key
5 Fast forward 10 Function

Using the Windows logo key

Use the Windows Logo key in combination with other keys to perform certain functions available in the Windows operating system.
Windows Logo Key + Windows 7 Windows 8
no other key Displays the Start menu Displays the Start screen
c Opens charms
d Displays the Desktop Displays the Desktop
e Launches My Computer Opens Windows Explorer
f Launches Find Document Goes to files in Search charm
Ctrl + f Launches Find Computer Launches Find Computer
g Cycles through gadgets Cycles through gadgets
h Goes to Share charm
i Goes to Settings charm
k Goes to Devices charm
8 Chapter 1 Product features ENWW
Windows Logo Key + Windows 7 Windows 8
l Locks the computer if you are connected to
a network domain, or allows you to switch users if you are not connected to a network domain
m Minimizes all open applications Minimizes all open applications
o Locks screen orientation
p Choose a presentation display mode Opens projection options
q Goes to Search charm
r Launches the Run dialog box Launches the Run dialog box
t Cycles through programs on the taskbar Cycles through programs on the taskbar
u Launches Ease of Access Center Launches Ease of Access Center
v Cycles through notifications
w Goes to Settings in Search charm
x Opens Windows Mobility Center if present Opens Windows Mobility Center if present
z Opens applications bar
F1 Launches Windows Help Launches Windows Help
Tab Cycles through programs on the Taskbar
using the Windows Flip 3-D
Locks the computer if you are connected to a network domain, or allows you to switch users if you are not connected to a network domain
Cycles through metro application history
Ctrl + Tab Use the arrow keys to cycle through
programs on the Taskbar by using Windows Flip 3-D
Spacebar Brings all gadgets to the front and select
any number key Goes to the application at the given position
up arrow Maximizes the window Maximizes the desktop window
left arrow Snaps the window to the left side of the
right arrow Snaps the window to the right side of the
down arrow Minimizes the window Minimizes the desktop window
Shift + left arrow or right arrow
, (comma) Peeks at the desktop
. (period) Snap a metro application to the right
Shift + . (period) Snap a metro application to the left
Enter Launches Narrator
Windows Sidebar
on the taskbar
screen
screen
Moves a window from one monitor to another
Use the arrow keys to cycle through metro application history
Switches input language and keyboard layout
Goes to the application at the given position on the taskbar
Snaps the desktop window to the left side of the screen
Snaps the desktop window to the right side of the screen
Moves a window from one monitor to another
Esc Exits Magnifier
+ (on numpad) Zooms in Zooms in (Magnifier)
ENWW Keyboard 9
Windows Logo Key + Windows 7 Windows 8
- (on numpad) Zooms out Zooms out (Magnifier)
Home Minimizes non-active desktop windows Minimizes non-active desktop windows
Break Displays System Properties Displays System Properties
PgUp Moves Start screen to left monitor
PgDn Moves Start screen to right monitor

Serial number location

Each computer has a unique serial number and a product ID number that are located on the exterior of the computer. Keep these numbers available for use when contacting customer service for assistance.

Tower (TWR)

Small Form Factor (SFF)

10 Chapter 1 Product features ENWW

2 Tower (TWR) hardware upgrades

Serviceability features

The computer includes features that make it easy to upgrade and service. No tools are needed for most of the installation procedures described in this chapter.

Warnings and cautions

Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide.
WARNING! To reduce the risk of personal injury from electrical shock, hot surfaces, or fire:
Disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.
Do not plug telecommunications or telephone connectors into the network interface controller (NIC) receptacles.
Do not disable the power cord grounding plug. The grounding plug is an important safety feature.
Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times.
To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation, setup, posture, and health and work habits for computer users, and provides important electrical and mechanical safety information. This guide is located on the Web at
WARNING! Energized and moving parts inside.
Disconnect power to the equipment before removing the enclosure.
Replace and secure the enclosure before re-energizing the equipment.
CAUTION: Static electricity can damage the electrical components of the computer or optional
equipment. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. See information.
When the computer is plugged into an AC power source, voltage is always applied to the system board. You must disconnect the power cord from the power source before opening the computer to prevent damage to internal components.
Electrostatic discharge on page 100 for more
http://www.hp.com/ergo.
ENWW Serviceability features 11

Removing the computer access panel

To access internal components, you must remove the access panel:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Lift up on the access panel handle (1) then lift the access panel off the computer (2).
12 Chapter 2 Tower (TWR) hardware upgrades ENWW

Replacing the computer access panel

Slide the lip on the front end of the access panel under the lip on the front of the chassis (1) then press the back end of the access panel onto the unit so that it locks into place (2).
ENWW Replacing the computer access panel 13

Removing the front bezel

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2).
14 Chapter 2 Tower (TWR) hardware upgrades ENWW

Removing bezel blanks

On some models, there are bezel blanks covering one or more drive bays that need to be removed before installing a drive. To remove a bezel blank:
1. Remove the access panel and front bezel.
2. Remove the bezel blank for the appropriate drive:
To remove a 5.25-inch bezel blank, press inward on the retaining tabs that hold the bezel
blank in place (1) then pull the bezel blank from the front bezel (2).
NOTE: After removing the 5.25-inch drive bezel blank and installing a drive, you can
install an optional bezel trim piece (available from HP) that surrounds the front of the drive.
To remove a 3.5-inch bezel blank, press outward on the two retaining tabs that hold the
bezel blank in place (1) and rotate the bezel blank back and to the right to remove it (2).
ENWW Removing bezel blanks 15
To remove a slim optical drive bezel blank, press inward on the retaining tabs that hold the
bezel blank in place (1) then pull the bezel blank from the front bezel (2).
NOTE: After removing the slim optical drive bezel blank and installing a slim optical drive,
you can install an optional bezel trim piece (available from HP) that surrounds the front of the slim optical drive.

Replacing the front bezel

Insert the three hooks on the bottom side of the bezel into the rectangular holes on the chassis (1) then rotate the top side of the bezel onto the chassis (2) and snap it into place.
16 Chapter 2 Tower (TWR) hardware upgrades ENWW

System board connections

Refer to the following illustration and table to identify the system board connectors for your model.
No. System Board Connector System Board Label Color Component
1 PCI Express x1 X1PCIEXP3 white Expansion Card
2 PCI Express x1 X1PCIEXP2 black Expansion Card
3 PCI Express x1 X1PCIEXP1 black Expansion Card
4 PCI Express x16 X16PCIEXP black Expansion Card
5 Parallel Port PAR black Parallel Port
6 Serial Port COMB black Serial Port
7 Hood Lock HLCK black Hood Lock
8 Hood Sensor HSENSE white Hood Sensor
9 DIMM4 (Channel A) DIMM4 white Memory Module
10 DIMM3 (Channel A) DIMM3 black Memory Module
11 DIMM2 (Channel B) DIMM2 white Memory Module
12 DIMM1 (Channel B) DIMM1 black Memory Module
13 Power SATAPWR0 black SATA Drives
14 Power PWR white System Board
15 USB 3.0 FRONT USB3.0 blue Front USB 3.0 Ports
16 SATA 3.0 SATA0 dark blue Primary Hard Drive
17 SATA 3.0 SATA3 light blue Any SATA Device other than the
Primary Hard Drive
18 SATA 3.0 SATA1 light blue Any SATA Device other than the
Primary Hard Drive
ENWW System board connections 17
No. System Board Connector System Board Label Color Component
19 SATA 3.0 SATA2 light blue Any SATA Device other than the
20 USB 2.0 MEDIA black USB 2.0 Device, such as a Media

Installing additional memory

The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3­SDRAM) dual inline memory modules (DIMMs).

DIMMs

The memory sockets on the system board can be populated with up to four industry-standard DIMMs. These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum memory support, you can populate the system board with up to 32-GB of memory configured in a high-performing dual channel mode.

DDR3-SDRAM DIMMs

For proper system operation, the DDR3-SDRAM DIMMs must be:
industry-standard 240-pin
Primary Hard Drive
Card Reader
unbuffered non-ECC PC3-12800 DDR3-1600 MHz-compliant
1.35 volt or 1.5 volt DDR3/DDR3L-SDRAM DIMMs
The DDR3-SDRAM DIMMs must also:
support CAS latency 11 DDR3 1600 MHz (11-11-11 timing)
contain the mandatory JEDEC SPD information
In addition, the computer supports:
512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies
single-sided and double-sided DIMMs
DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not
supported
NOTE: The system will not operate properly if you install unsupported DIMMs.

Populating DIMM sockets

There are four DIMM sockets on the system board, with two sockets per channel. The sockets are labeled DIMM1, DIMM2, DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory channel B. Sockets DIMM3 and DIMM4 operate in memory channel A.
The system will automatically operate in single channel mode, dual channel mode, or flex mode, depending on how the DIMMs are installed.
18 Chapter 2 Tower (TWR) hardware upgrades ENWW
NOTE: Single channel and unbalanced dual channel memory configurations will result in inferior
graphics performance.
The system will operate in single channel mode if the DIMM sockets are populated in one
channel only.
The system will operate in a higher-performing dual channel mode if the total memory capacity
of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B. The technology and device width can vary between the channels. For example, if Channel A is populated with two 1-GB DIMMs and Channel B is populated with one 2-GB DIMM, the system will operate in dual channel mode.
The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is
not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel populated with the least amount of memory describes the total amount of memory assigned to dual channel and the remainder is assigned to single channel. For optimal speed, the channels should be balanced so that the largest amount of memory is spread between the two channels. If one channel will have more memory than the other, the larger amount should be assigned to Channel A. For example, if you are populating the sockets with one 2-GB DIMM, and three 1-GB DIMMs, Channel A should be populated with the 2-GB DIMM and one 1-GB DIMM, and Channel B should be populated with the other two 1-GB DIMMs. With this configuration, 4-GB will run as dual channel and 1-GB will run as single channel.
In any mode, the maximum operational speed is determined by the slowest DIMM in the system.

Installing DIMMs

CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power
to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
The memory module sockets have gold-plated metal contacts. When upgrading the memory, it is important to use memory modules with gold-plated metal contacts to prevent corrosion and/or oxidation resulting from having incompatible metals in contact with each other.
Static electricity can damage the electronic components of the computer or optional cards. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. For more information, refer to
When handling a memory module, be careful not to touch any of the contacts. Doing so may damage the module.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
Electrostatic discharge on page 100.
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the
power to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
ENWW Installing additional memory 19
5. Remove the computer access panel.
WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system
components to cool before touching.
6. Open both latches of the memory module socket (1), and insert the memory module into the
socket (2).
NOTE: A memory module can be installed in only one way. Match the notch on the module
with the tab on the memory socket.
Populate the black DIMM sockets before the white DIMM sockets.
For maximum performance, populate the sockets so that the memory capacity is spread as equally as possible between Channel A and Channel B. Refer to
on page 18 for more information.
7. Push the module down into the socket, ensuring that the module is fully inserted and properly
seated. Make sure the latches are in the closed position (3).
8. Repeat steps 6 and 7 to install any additional modules.
9. Replace the computer access panel.
10. Reconnect the power cord and turn on the computer.
11. Lock any security devices that were disengaged when the access panel was removed.
The computer should automatically recognize the additional memory the next time you turn on the computer.
Populating DIMM sockets
20 Chapter 2 Tower (TWR) hardware upgrades ENWW

Removing or installing an expansion card

The computer has three PCI Express x1 expansion slots and one PCI Express x16 expansion slot.
NOTE: You can install a PCI Express x1, x8, or x16 expansion card in the PCI Express x16 slots.
For dual graphics card configurations, the first (primary) card must be installed in the PCI Express x16 slot.
To remove, replace, or add an expansion card:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Locate the correct vacant expansion socket on the system board and the corresponding
expansion slot on the back of the computer chassis.
7. Press straight down on the two green thumb tabs on the exterior of the chassis (1) and rotate the
expansion card retention latch open (2).
ENWW Removing or installing an expansion card 21
8. Before installing an expansion card, remove the expansion slot cover or the existing expansion
card.
NOTE: Before removing an installed expansion card, disconnect any cables that may be
attached to the expansion card.
a. If you are installing an expansion card in a vacant socket, remove the appropriate
expansion slot cover on the back of the chassis. Lift the expansion slot cover from the expansion slot.
b. If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it
back and forth until the connectors pull free from the socket. Lift the card straight up to remove it. Be sure not to scrape the card against other components.
22 Chapter 2 Tower (TWR) hardware upgrades ENWW
c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the
expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Lift the card straight up to remove it. Be sure not to scrape the card against other components.
9. Store the removed card in anti-static packaging.
10. If you are not installing a new expansion card, install an expansion slot cover to close the open
slot.
CAUTION: After removing an expansion card, you must replace it with a new card or
expansion slot cover for proper cooling of internal components during operation.
11. To install a new expansion card, slide the bracket on the end of the card down into the slot on
the back of the chassis and press the card down firmly into the socket on the system board.
NOTE: When installing an expansion card, press firmly on the card so that the whole
connector seats properly in the expansion card slot.
ENWW Removing or installing an expansion card 23
12. Close the expansion card retention latch, making sure that it snaps firmly into place.
13. Connect external cables to the installed card, if needed. Connect internal cables to the system
board, if needed.
14. Replace the computer access panel.
15. Reconnect the power cord and turn on the computer.
16. Lock any security devices that were disengaged when the computer access panel was removed.
17. Reconfigure the computer, if necessary.
24 Chapter 2 Tower (TWR) hardware upgrades ENWW

Drive positions

1 5.25-inch half-height drive bay
2 Slim optical drive bay
3 3.5-inch drive bay for optional drive (such as a media card reader)
4 Primary 3.5-inch internal hard drive bay
5 Secondary 3.5-inch internal hard drive bay
6 Secondary 2.5-inch internal hard drive bay
NOTE: The drive configuration on your computer may be different than the drive configuration shown above.
To verify the type and size of the storage devices installed in the computer, run Computer Setup.
ENWW Drive positions 25

Installing and removing drives

When installing drives, follow these guidelines:
The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA
connector on the system board labeled SATA0.
Connect secondary hard drives and optical drives to any of the light blue SATA connectors on
the system board (labeled SATA1, SATA2, and SATA3).
Connect a media card reader USB 3.0 cable with a USB 3.0 to USB 2.0 adapter to the USB 2.0
connector on the system board labeled MEDIA.
The power cable for the drives has two branches coming off the system board connector. The
first branch is a three-headed cable with the first connector routed to the 5.25-inch bay, the second connector routed to the 3.5-inch bay, and the third (two-wire) connector routed to the slim optical drive bay. The second branch is a three-headed cable with the first connector routed to the bottom 2.5-inch hard drive bay, the second connector routed to the middle 3.5-inch hard drive bay, and the third connector routed to the top 3.5-inch hard drive bay.
You must install guide screws to ensure the drive will line up correctly in the drive cage and lock
in place. HP has provided extra guide screws (four 6-32 silver and blue isolation mounting guide screws and four silver 6-32 standard guide screws) installed on the side of the drive bays. The 6-32 isolation mounting screws are required for 3.5-inch hard drives installed in the 3.5-inch hard drive bays. The 6-32 standard guide screws are required for a USB 3.0 media card reader installed in the 3.5-inch optional drive bay. M3 metric guide screws for 5.25-inch optical drives and M3 isolation mounting guide screws for 2.5-inch hard drives are not provided. If you are replacing a drive, remove the guide screws from the old drive and install them in the new drive.
No. Guide Screw Device
1 Silver Standard 6-32 Guide Screws USB 3.0 Media Card Reader
2 Silver and Blue 6-32 Isolation Mounting Screws Secondary Hard Drive in 3.5-inch Hard Drive Bay
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CAUTION: To prevent loss of work and damage to the computer or drive:
If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby mode.
Before handling a drive, ensure that you are discharged of static electricity. While handling a drive, avoid touching the connector. For more information about preventing electrostatic damage, refer to
Electrostatic discharge on page 100.
Handle a drive carefully; do not drop it.
Do not use excessive force when inserting a drive.
Avoid exposing a hard drive to liquids, temperature extremes, or products that have magnetic fields such as monitors or speakers.
If a drive must be mailed, place the drive in a bubble-pack mailer or other protective packaging and label the package “Fragile: Handle With Care.”
ENWW Installing and removing drives 27

Removing a 5.25-inch drive

NOTE: HP does not offer a 5.25-inch optical drive for this computer model. A 5.25-inch optical drive
may have been installed by the user or third-party vendor.
CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the access panel and front bezel.
6. Disconnect the power cable (1) and data cable (2) from the back of the drive.
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to
avoid damaging the cable.
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7. Press down on the green drivelock mechanism (1) and slide the drive from the drive bay (2).

Installing a 5.25-inch drive

NOTE: HP does not offer a 5.25-inch optical drive for this computer model. A 5.25-inch optical drive
can be purchased through a third-party vendor.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Remove the front bezel. If you are installing a drive in a bay covered by a bezel blank, remove
the bezel blank. See
Removing bezel blanks on page 15 for more information.
ENWW Installing and removing drives 29
7. If you are installing an optical drive, install four M3 metric guide screws (not provided) in the
lower holes on each side of the drive.
NOTE: When replacing an optical drive, transfer the four M3 metric guide screws from the old
drive to the new one.
CAUTION: Use only 5-mm long screws as guide screws. Longer screws can damage the
internal components of the drive.
8. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until
the drive snaps into place.
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9. Connect the power cable (1) and data cable (2) to the rear of the optical drive.
10. Connect the opposite end of the data cable to one of the light blue SATA connectors on the
system board.
NOTE: Refer to System board connections on page 17 for an illustration of the system board
drive connectors.
11. Replace the front bezel.
NOTE: An optional bezel trim piece that surrounds the front of the 5.25-inch drive is available
from HP. Install the bezel trim piece in the front bezel before replacing the front bezel.
12. Replace the computer access panel.
13. Reconnect the power cord and any external devices, then turn on the computer.
14. Lock any security devices that were disengaged when the access panel was removed.
ENWW Installing and removing drives 31

Removing a 3.5-inch device

CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the access panel and front bezel.
6. Disconnect the drive cables from the rear of the drive, or, if you are removing a media card
reader, disconnect the USB cable from the system board as indicated in the following illustration.
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7. Press the release lever at the rear of the drive away from the drive (1) and slide the drive from
the drive bay (2).
ENWW Installing and removing drives 33

Installing a 3.5-inch device

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Remove the front bezel. If you are installing a drive in a bay covered by a bezel blank, remove
the bezel blank. See
7. Install 6-32 guide screws in the holes on each side of the drive.
NOTE: HP has supplied four extra 6-32 guide screws on top of the drive cage. Refer to
Installing and removing drives on page 69 for an illustration of the extra guide screws location.
When replacing a drive, transfer the four 6-32 guide screws from the old drive to the new one.
Removing bezel blanks on page 15 for more information.
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8. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until
the drive snaps into place.
9. If installing a USB 3.0 media card reader, you must use the USB 3.0 to USB 2.0 adapter and
connect the adapter cable from the media card reader to the USB 2.0 connector on the system board labeled MEDIA.
NOTE: Refer to System board connections on page 60 for an illustration of the system board
drive connectors.
10. Replace the front bezel.
11. Replace the computer access panel.
12. Reconnect the power cord and any external devices, then turn on the computer.
13. Lock any security devices that were disengaged when the access panel was removed.
ENWW Installing and removing drives 35

Removing a slim optical drive

CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the access panel and front bezel.
6. Disconnect the power cable (1) and data cable (2) from the back of the drive.
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to
avoid damaging the cable.
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7. Push the green release lever on the right rear side of the drive toward the center of the drive (1),
then slide the drive forward and out of the bay (2).

Installing a slim optical drive

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Remove the front bezel. If you are installing a drive in a bay covered by a bezel blank, remove
the bezel blank. See
7. Before the new optical drive can be used, the release latch must be attached.
a. Peel the backing off the adhesive on the release latch.
b. Without allowing the release latch to touch the optical drive, carefully align the holes on the
release latch with the pins on the side of the optical drive. Make sure the release latch is oriented properly.
c. Insert the pin at the front of the optical drive into the hole at the end of the release latch,
and press firmly.
Removing bezel blanks on page 15 for more information.
ENWW Installing and removing drives 37
d. Insert the second pin, and press the entire release latch firmly to fasten the latch securely
to the optical drive.
8. Slide the optical drive through the front bezel all the way into the bay so that it locks in place.
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9. Connect the power cable (1) and data cable (2) to the rear of the optical drive.
10. Connect the opposite end of the data cable to one of the light blue SATA connectors on the
system board.
NOTE: Refer to System board connections on page 17 for an illustration of the system board
drive connectors.
11. Replace the front bezel.
NOTE: An optional bezel trim piece that surrounds the front of the slim optical drive is available
from HP. Install the bezel trim piece in the front bezel before replacing the front bezel.
12. Replace the computer access panel.
13. Reconnect the power cord and any external devices, then turn on the computer.
14. Lock any security devices that were disengaged when the access panel was removed.
ENWW Installing and removing drives 39

Removing a 3.5-inch or 2.5-inch hard drive

NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so
that you can transfer the data to the new hard drive.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.
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7. Release the drive by pulling the release tab away from the drive (1) and sliding the drive out of
the bay (2).
8. Remove the four guide screws (two on each side) from the old drive. You will need these screws
to install a new drive.

Installing a 3.5-inch or 2.5-inch hard drive

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the access panel.
ENWW Installing and removing drives 41
6. Install guide screws on the sides of the drive. 3.5-inch hard drives use standard 6-32 silver and
blue isolation mounting screws. 2.5-inch hard drives use metric M3 black and blue isolation mounting screws.
NOTE: Four extra 6-32 isolation mounting guide screws for 3.5-inch hard drives are installed
on the exterior of the hard drive bays. Extra guide screws for 2.5-inch hard drives are not provided on the chassis but can be purchased from HP. Refer to
Installing and removing drives
on page 26 for an illustration of the extra 6-32 isolation mounting guide screws location.
If you are replacing a drive, transfer the guides screws from the old drive to the new one.
If you are installing a 3.5-inch hard drive, install four silver and blue 6-32 isolation mounting
guide screws (two on each side of the drive).
If you are installing a 2.5-inch hard drive, install four black and blue M3 isolation mounting
guide screws (two on each side of the drive).
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You can also install a 2.5-inch hard drive into a 3.5-inch drive bay using an adapter bracket
similar to the example shown below.
Slide the drive into the bay adapter bracket, ensuring the connector on the drive is fully
inserted into the connector on the adapter bracket.
Secure the drive to the bay adapter bracket by installing four black M3 adapter bracket
screws through the sides of the bracket into the drive.
ENWW Installing and removing drives 43
Install four 6-32 silver and blue isolation mounting guide screws in the adapter bracket
(two on each side of the bracket).
7. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until
the drive snaps into place.
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8. Connect the power cable (1) and data cable (2) to the back of the hard drive.
NOTE: The power cable for the hard drives is a three-headed cable that is routed from the
system board to the rear of the hard drive bays.
9. If installing a new drive, connect the opposite end of the data cable to the appropriate system
board connector.
NOTE: You must connect the primary hard drive data cable to the dark blue connector labeled
SATA0 to avoid any hard drive performance problems. If you are adding a second hard drive, connect the data cable to one of the light blue SATA connectors.
10. Replace the computer access panel.
11. Reconnect the power cord and any external devices, then turn on the computer.
12. Lock any security devices that were disengaged when the access panel was removed.
ENWW Installing and removing drives 45

Installing a security lock

The security locks displayed below and on the following page can be used to secure the computer.

Cable lock

Padlock

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HP business PC security lock

1. Fasten the security cable by looping it around a stationary object.
2. Insert the cable lock into the cable lock slot on the back of the monitor and secure the lock to the
monitor by inserting the key into the key hole on the rear of the lock and rotating the key 90 degrees.
ENWW Installing a security lock 47
3. Slide the security cable through the hole in the cable lock on the rear of the monitor.
4. Use the bracket provided in the kit to secure other peripheral devices by laying the device cable
across the center of the bracket (1) and inserting the security cable through one of the two holes in the bracket (2). Use the hole in the bracket that best secures the peripheral device cable.
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5. Thread the keyboard and mouse cables through the computer chassis lock.
6. Screw the lock to the chassis in the thumbscrew hole using the screw provided.
ENWW Installing a security lock 49
7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage the
lock. Use the key provided to disengage the lock.
8. When complete, all devices in your workstation will be secured.
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Front bezel security

The front bezel can be locked in place by installing a security screw provided by HP. To install the security screw:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Remove the computer access panel.
6. Remove the security screw from the side of the hard drive bay just behind the front panel.
ENWW Installing a security lock 51
7. Install the security screw through the middle front bezel release tab to secure the front bezel in
place.
8. Replace the access panel.
9. Reconnect the power cord and turn on the computer.
10. Lock any security devices that were disengaged when the access panel was removed.
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3 Small Form Factor (SFF) hardware
upgrades

Serviceability features

The computer includes features that make it easy to upgrade and service. No tools are needed for most of the installation procedures described in this chapter.

Warnings and cautions

Before performing upgrades be sure to carefully read all of the applicable instructions, cautions, and warnings in this guide.
WARNING! To reduce the risk of personal injury from electrical shock, hot surfaces, or fire:
Disconnect the power cord from the wall outlet and allow the internal system components to cool before touching.
Do not plug telecommunications or telephone connectors into the network interface controller (NIC) receptacles.
Do not disable the power cord grounding plug. The grounding plug is an important safety feature.
Plug the power cord in a grounded (earthed) outlet that is easily accessible at all times.
To reduce the risk of serious injury, read the Safety & Comfort Guide. It describes proper workstation, setup, posture, and health and work habits for computer users, and provides important electrical and mechanical safety information. This guide is located on the Web at
WARNING! Energized and moving parts inside.
Disconnect power to the equipment before removing the enclosure.
Replace and secure the enclosure before re-energizing the equipment.
CAUTION: Static electricity can damage the electrical components of the computer or optional
equipment. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. See information.
When the computer is plugged into an AC power source, voltage is always applied to the system board. You must disconnect the power cord from the power source before opening the computer to prevent damage to internal components.
Electrostatic discharge on page 100 for more
http://www.hp.com/ergo.
ENWW Serviceability features 53

Removing the computer access panel

To access internal components, you must remove the access panel:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand and lay the computer down.
6. Lift up on the access panel handle (1) then lift the access panel off the computer (2).
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Replacing the computer access panel

Slide the lip on the front end of the access panel under the lip on the front of the chassis (1) then press the back end of the access panel onto the unit so that it locks into place (2).
ENWW Replacing the computer access panel 55

Removing the front bezel

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand and lay the computer down.
6. Remove the computer access panel.
7. Lift up the three tabs on the side of the bezel (1), then rotate the bezel off the chassis (2).
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Removing bezel blanks

On some models, there are bezel blanks covering the 3.5-inch and slim optical drive bays that need to be removed before installing a drive. To remove a bezel blank:
1. Remove the access panel and front bezel.
2. To remove a 3.5-inch bezel blank, press inward on the five retaining tabs (1) and pull the blank
off the front bezel (2).
To remove a slim optical drive bezel blank, press the two retaining tabs that hold the bezel blank in place towards the outer right edge of the bezel (3) and slide the bezel blank back and to the right to remove it (4).
NOTE: After removing the slim optical drive bezel blank and installing a slim optical drive, you can
install an optional bezel trim piece (available from HP) that surrounds the front of the slim optical drive.
ENWW Removing bezel blanks 57

Replacing the front bezel

Insert the four hooks on the bottom side of the bezel into the rectangular holes on the chassis (1) then rotate the top side of the bezel onto the chassis (2) and snap it into place.
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Changing from desktop to tower configuration

The Small Form Factor computer can be used in a tower orientation with an optional tower stand that can be purchased from HP.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. Orient the computer so that its right side is facing down and place the computer in the optional
stand.
NOTE: To stabilize the computer in a tower orientation, HP recommends the use of the
optional tower stand.
6. Reconnect the power cord and any external devices, then turn on the computer.
NOTE: Ensure at least 10.2 centimeters (4 inches) of space on all sides of the computer
remains clear and free of obstructions.
7. Lock any security devices that were disengaged when the access panel was removed.
ENWW Changing from desktop to tower configuration 59

System board connections

Refer to the following illustration and table to identify the system board connectors for your model.
No. System Board Connector System Board Label Color Component
1 PCI Express x1 X1PCIEXP3 white Expansion Card
2 PCI Express x1 X1PCIEXP2 black Expansion Card
3 PCI Express x1 X1PCIEXP1 black Expansion Card
4 PCI Express x16 X16PCIEXP black Expansion Card
5 Parallel Port PAR black Parallel Port
6 Serial Port COMB black Serial Port
7 Hood Lock HLCK black Hood Lock
8 Hood Sensor HSENSE white Hood Sensor
9 DIMM4 (Channel A) DIMM4 white Memory Module
10 DIMM3 (Channel A) DIMM3 black Memory Module
11 DIMM2 (Channel B) DIMM2 white Memory Module
12 DIMM1 (Channel B) DIMM1 black Memory Module
13 Power SATAPWR0 black SATA Drives
14 Power PWR white System Board
15 USB 3.0 FRONT USB3.0 blue Front USB 3.0 Ports
16 SATA 3.0 SATA0 dark blue Primary Hard Drive
17 SATA 3.0 SATA3 light blue Any SATA Device other than the
Primary Hard Drive
18 SATA 3.0 SATA1 light blue Any SATA Device other than the
Primary Hard Drive
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No. System Board Connector System Board Label Color Component
19 SATA 3.0 SATA2 light blue Any SATA Device other than the
20 USB 2.0 MEDIA black USB 2.0 Device, such as a Media

Installing additional memory

The computer comes with double data rate 3 synchronous dynamic random access memory (DDR3­SDRAM) dual inline memory modules (DIMMs).

DIMMs

The memory sockets on the system board can be populated with up to four industry-standard DIMMs. These memory sockets are populated with at least one preinstalled DIMM. To achieve the maximum memory support, you can populate the system board with up to 32-GB of memory configured in a high-performing dual channel mode.

DDR3-SDRAM DIMMs

For proper system operation, the DDR3-SDRAM DIMMs must be:
industry-standard 240-pin
Primary Hard Drive
Card Reader
unbuffered non-ECC PC3-12800 DDR3-1600 MHz-compliant
1.35 volt or 1.5 volt DDR3/DDR3L-SDRAM DIMMs
The DDR3-SDRAM DIMMs must also:
support CAS latency 11 DDR3 1600 MHz (11-11-11 timing)
contain the mandatory JEDEC SPD information
In addition, the computer supports:
512-Mbit, 1-Gbit, and 2-Gbit non-ECC memory technologies
single-sided and double-sided DIMMs
DIMMs constructed with x8 and x16 DDR devices; DIMMs constructed with x4 SDRAM are not
supported
NOTE: The system will not operate properly if you install unsupported DIMMs.

Populating DIMM sockets

There are four DIMM sockets on the system board, with two sockets per channel. The sockets are labeled DIMM1, DIMM2, DIMM3, and DIMM4. Sockets DIMM1 and DIMM2 operate in memory channel B. Sockets DIMM3 and DIMM4 operate in memory channel A.
The system will automatically operate in single channel mode, dual channel mode, or flex mode, depending on how the DIMMs are installed.
ENWW Installing additional memory 61
NOTE: Single channel and unbalanced dual channel memory configurations will result in inferior
graphics performance.
The system will operate in single channel mode if the DIMM sockets are populated in one
channel only.
The system will operate in a higher-performing dual channel mode if the total memory capacity
of the DIMMs in Channel A is equal to the total memory capacity of the DIMMs in Channel B. The technology and device width can vary between the channels. For example, if Channel A is populated with two 1-GB DIMMs and Channel B is populated with one 2-GB DIMM, the system will operate in dual channel mode.
The system will operate in flex mode if the total memory capacity of the DIMMs in Channel A is
not equal to the total memory capacity of the DIMMs in Channel B. In flex mode, the channel populated with the least amount of memory describes the total amount of memory assigned to dual channel and the remainder is assigned to single channel. For optimal speed, the channels should be balanced so that the largest amount of memory is spread between the two channels. If one channel will have more memory than the other, the larger amount should be assigned to Channel A. For example, if you are populating the sockets with one 2-GB DIMM, and three 1-GB DIMMs, Channel A should be populated with the 2-GB DIMM and one 1-GB DIMM, and Channel B should be populated with the other two 1-GB DIMMs. With this configuration, 4-GB will run as dual channel and 1-GB will run as single channel.
In any mode, the maximum operational speed is determined by the slowest DIMM in the system.

Installing DIMMs

CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the power
to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
The memory module sockets have gold-plated metal contacts. When upgrading the memory, it is important to use memory modules with gold-plated metal contacts to prevent corrosion and/or oxidation resulting from having incompatible metals in contact with each other.
Static electricity can damage the electronic components of the computer or optional cards. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. For more information, refer to
When handling a memory module, be careful not to touch any of the contacts. Doing so may damage the module.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
Electrostatic discharge on page 100.
CAUTION: You must disconnect the power cord and wait approximately 30 seconds for the
power to drain before adding or removing memory modules. Regardless of the power-on state, voltage is always supplied to the memory modules as long as the computer is plugged into an active AC outlet. Adding or removing memory modules while voltage is present may cause irreparable damage to the memory modules or system board.
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5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system
components to cool before touching.
7. Open both latches of the memory module socket (1), and insert the memory module into the
socket (2).
NOTE: A memory module can be installed in only one way. Match the notch on the module
with the tab on the memory socket.
Populate the black DIMM sockets before the white DIMM sockets.
For maximum performance, populate the sockets so that the memory capacity is spread as equally as possible between Channel A and Channel B. Refer to
Populating DIMM sockets
on page 61 for more information.
8. Push the module down into the socket, ensuring that the module is fully inserted and properly
seated. Make sure the latches are in the closed position (3).
9. Repeat steps 7 and 8 to install any additional modules.
10. Replace the access panel.
11. If the computer was on a stand, replace the stand.
12. Reconnect the power cord and turn on the computer.
13. Lock any security devices that were disengaged when the access panel was removed.
The computer should automatically recognize the additional memory the next time you turn on the computer.
ENWW Installing additional memory 63

Removing or installing an expansion card

The computer has three PCI Express x1 expansion slots and one PCI Express x16 expansion slot.
NOTE: The PCI Express slots support only low profile cards.
You can install a PCI Express x1, x4, x8, or x16 expansion card in the PCI Express x16 slot.
For dual graphics card configurations, the first (primary) card must be installed in the PCI Express x16 slot.
To remove, replace, or add an expansion card:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Locate the correct vacant expansion socket on the system board and the corresponding
expansion slot on the back of the computer chassis.
8. Release the slot cover retention latch that secures the slot covers by lifting the green tab on the
latch and rotating the latch to the open position.
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9. Before installing an expansion card, remove the expansion slot cover or the existing expansion
card.
NOTE: Before removing an installed expansion card, disconnect any cables that may be
attached to the expansion card.
a. If you are installing an expansion card in a vacant socket, remove the appropriate
expansion slot cover on the back of the chassis. Pull the slot cover straight up then away from the inside of the chassis.
b. If you are removing a PCI Express x1 card, hold the card at each end, and carefully rock it
back and forth until the connectors pull free from the socket. Pull the expansion card straight up from the socket (1) then away from the inside of the chassis to release it from the chassis frame (2). Be sure not to scrape the card against the other components.
ENWW Removing or installing an expansion card 65
c. If you are removing a PCI Express x16 card, pull the retention arm on the back of the
expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Pull the expansion card straight up from the socket then away from the inside of the chassis to release it from the chassis frame. Be sure not to scrape the card against the other components.
10. Store the removed card in anti-static packaging.
11. If you are not installing a new expansion card, install an expansion slot cover to close the open
slot.
CAUTION: After removing an expansion card, you must replace it with a new card or
expansion slot cover for proper cooling of internal components during operation.
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12. To install a new expansion card, hold the card just above the expansion socket on the system
board then move the card toward the rear of the chassis (1) so that the bracket on the card is aligned with the open slot on the rear of the chassis. Press the card straight down into the expansion socket on the system board (2).
NOTE: When installing an expansion card, press firmly on the card so that the whole
connector seats properly in the expansion card slot.
13. Rotate the slot cover retention latch back in place to secure the expansion card.
14. Connect external cables to the installed card, if needed. Connect internal cables to the system
board, if needed.
15. Replace the computer access panel.
16. If the computer was on a stand, replace the stand.
17. Reconnect the power cord and turn on the computer.
ENWW Removing or installing an expansion card 67
18. Lock any security devices that were disengaged when the access panel was removed.
19. Reconfigure the computer, if necessary.

Drive positions

1 Slim optical drive bay
2 3.5-inch internal hard drive bay
3 3.5-inch drive bay for optional drives (media card reader shown)
4 2.5-inch internal hard drive bay
NOTE: The drive configuration on your computer may be different than the drive
configuration shown above.
To verify the type and size of the storage devices installed in the computer, run Computer Setup.
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Installing and removing drives

When installing drives, follow these guidelines:
The primary Serial ATA (SATA) hard drive must be connected to the dark blue primary SATA
connector on the system board labeled SATA0.
Connect secondary hard drives and optical drives to one of the light blue SATA connectors on
the system board (labeled SATA1, SATA2, and SATA3).
Connect a media card reader USB 3.0 cable with a USB 3.0 to USB 2.0 adapter to the USB 2.0
connector on the system board labeled MEDIA.
The power cable for the drives has two branches coming off the system board connector. The
first branch is a dual-headed cable with the first connector (four-wire) routed to the 3.5-inch optional drive bay and the second connector (two-wire) routed to the slim optical drive bay. The second branch is a dual-headed cable with the first connector routed to the 3.5-inch hard drive bay and the second connector routed to the 2.5-inch hard drive bay.
You must install guide screws to ensure the drive will line up correctly in the drive cage and lock
in place. HP has provided four extra 6-32 standard guide screws installed on the top of the drive bay. The 6-32 standard guide screws are required for a media card reader or a secondary hard drive installed in the 3.5-inch optional drive bay. M3 isolation mounting guide screws for 2.5-inch hard drives are not provided. If you are replacing a drive, remove the guide screws from the old drive and install them in the new drive.
There are a total of five extra silver 6-32 standard screws. One is used for bezel security (1) (see
Front bezel security on page 92 for more information). The other four are used as guide screws for
a media card reader or a secondary hard drive in the 3.5-inch optional drive bay (2).
ENWW Installing and removing drives 69
CAUTION: To prevent loss of work and damage to the computer or drive:
If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby mode.
Before handling a drive, ensure that you are discharged of static electricity. While handling a drive, avoid touching the connector. For more information about preventing electrostatic damage, refer to
Electrostatic discharge on page 100.
Handle a drive carefully; do not drop it.
Do not use excessive force when inserting a drive.
Avoid exposing a hard drive to liquids, temperature extremes, or products that have magnetic fields such as monitors or speakers.
If a drive must be mailed, place the drive in a bubble-pack mailer or other protective packaging and label the package “Fragile: Handle With Care.”
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Removing a 3.5-inch device

CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the access panel and front bezel.
7. Rotate the drive cage to its upright position.
ENWW Installing and removing drives 71
8. Disconnect the drive cables from the rear of the drive, or, if you are removing a media card
reader, disconnect the USB cable from the system board as indicated in the following illustration.
9. Press inward on the release lever at the rear of the drive (1) and slide the drive out of the rear of
the drive bay (2).
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Installing a 3.5-inch device

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Remove the front bezel. If you are installing a drive in a bay covered by a bezel blank, remove
the bezel blank. See
8. Install 6-32 guide screws in the holes on each side of the drive.
NOTE: HP has supplied four extra 6-32 guide screws on top of the drive cage. Refer to
Installing and removing drives on page 69 for an illustration of the extra guide screws location.
When replacing a drive, transfer the four 6-32 guide screws from the old drive to the new one.
Removing bezel blanks on page 57 for more information.
ENWW Installing and removing drives 73
9. Rotate the drive cage to its upright position.
10. Slide the drive into the drive bay, making sure to align the guide screws with the guide slots, until
the drive snaps into place.
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11. If installing a USB 3.0 media card reader, you must use the USB 3.0 to USB 2.0 adapter and
connect the adapter cable from the media card reader to the USB 2.0 connector on the system board labeled MEDIA.
NOTE: Refer to System board connections on page 60 for an illustration of the system board
drive connectors.
12. Rotate the drive cage back down to its normal position.
CAUTION: Be careful not to pinch any cables or wires when rotating the drive cage down.
13. Replace the front bezel.
14. Replace the computer access panel.
15. If the computer was on a stand, replace the stand.
ENWW Installing and removing drives 75
16. Reconnect the power cord and any external devices, then turn on the computer.
17. Lock any security devices that were disengaged when the access panel was removed.

Removing a slim optical drive

CAUTION: All removable media should be taken out of a drive before removing the drive from the
computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Disconnect the power cable (1) and data cable (2) from the rear of the optical drive, push the
green release latch on the right rear side of the drive toward the center of the drive (3), then slide the drive forward and out of the bay through the front bezel (4).
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to
avoid damaging the cable.
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Installing a slim optical drive

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Remove the front bezel if you are installing a drive in a bay covered by a bezel blank, then
remove the bezel blank. See
8. Before the new optical drive can be used, the release latch must be attached.
a. Peel the backing off the adhesive on the release latch.
b. Without allowing the release latch to touch the optical drive, carefully align the holes on the
release latch with the pins on the side of the optical drive. Make sure the release latch is oriented properly.
Removing bezel blanks on page 57 for more information.
c. Insert the pin at the front of the optical drive into the hole at the end of the release latch,
and press firmly.
d. Insert the second pin, and press the entire release latch firmly to fasten the latch securely
to the optical drive.
ENWW Installing and removing drives 77
9. Slide the optical drive through the front bezel all the way into the bay so that it locks in place (1),
then connect the power cable (2) and data cable (3) to the rear of the drive.
10. Connect the opposite end of the data cable to one of the light blue SATA connectors on the
system board.
NOTE: Refer to System board connections on page 60 for an illustration of the system board
drive connectors.
11. Replace the front bezel if it was removed.
NOTE: An optional bezel trim piece that surrounds the front of the optical drive is available
from HP. Install the bezel trim piece in the front bezel before installing the front bezel.
12. Replace the computer access panel.
13. If the computer was on a stand, replace the stand.
14. Reconnect the power cord and any external devices, then turn on the computer.
15. Lock any security devices that were disengaged when the access panel was removed.

Removing and replacing a 3.5-inch hard drive

NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so
that you can transfer the data to the new hard drive.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
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5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.
8. Pull the release lever next to the rear of the hard drive outward (1). While pulling the release
lever out, slide the drive back until it stops, then lift the drive up and out of the bay (2).
ENWW Installing and removing drives 79
9. To install a hard drive, you must transfer the silver and blue isolation mounting guide screws
from the old hard drive to the new hard drive.
10. Align the guide screws with the slots on the chassis drive cage, press the hard drive down into
the bay, then slide it forward until it stops and locks in place.
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11. Connect the power cable (1) and data cable (2) to the back of the hard drive.
NOTE: The data cable for the primary hard drive must be connected to the dark blue connector
labeled SATA0 on the system board to avoid any hard drive performance problems.
12. Replace the access panel.
13. If the computer was on a stand, replace the stand.
14. Reconnect the power cord and turn on the computer.
15. Lock any security devices that were disengaged when the access panel was removed.
ENWW Installing and removing drives 81

Removing a 2.5-inch hard drive

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Rotate the drive cage to its upright position.
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8. Disconnect the power cable (1) and data cable (2) from the back of the hard drive.
9. Pull outward on the release lever at the rear of the drive (1) then slide the drive back until it stops
and pull it down and out of the drive bay (2).
ENWW Installing and removing drives 83

Installing a 2.5-inch hard drive

1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Install four black and blue M3 isolation mounting guide screws (two on each side of the drive).
NOTE: M3 metric isolation mounting guide screws can be purchased from HP.
When replacing a drive, transfer the four M3 isolation mounting guide screws from the old drive to the new one.
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8. Rotate the drive cage to its upright position.
9. Align the guide screws on the drive with the J-slots on the sides of the drive bay. Press the drive
up into the drive bay then slide it forward until it locks in place.
ENWW Installing and removing drives 85
10. Connect the power cable (1) and data cable (2) to the back of the hard drive.
NOTE: If the 2.5-inch hard drive is the primary drive, connect the data cable to the dark blue
SATA connector labeled SATA0 on the system board. If it is a secondary drive, connect the data cable to one of the light blue SATA connectors on the system board.
11. Rotate the drive cage back down to its normal position.
CAUTION: Be careful not to pinch any cables or wires when rotating the drive cage down.
12. Replace the computer access panel.
13. If the computer was on a stand, replace the stand.
14. Reconnect the power cord and any external devices, then turn on the computer.
15. Lock any security devices that were disengaged when the access panel was removed.
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Installing a security lock

The security locks displayed below and on the following pages can be used to secure the computer.

Cable lock

Padlock

ENWW Installing a security lock 87

HP business PC security lock

1. Fasten the security cable by looping it around a stationary object.
2. Insert the cable lock into the cable lock slot on the back of the monitor and secure the lock to the
monitor by inserting the key into the key hole on the rear of the lock and rotating the key 90 degrees.
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3. Slide the security cable through the hole in the cable lock on the rear of the monitor.
4. Use the bracket provided in the kit to secure other peripheral devices by laying the device cable
across the center of the bracket (1) and inserting the security cable through one of the two holes in the bracket (2). Use the hole in the bracket that best secures the peripheral device cable.
ENWW Installing a security lock 89
5. Thread the keyboard and mouse cables through the computer chassis lock.
6. Screw the lock to the chassis in the thumbscrew hole using the screw provided.
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7. Insert the plug end of the security cable into the lock (1) and push the button in (2) to engage the
lock. Use the key provided to disengage the lock.
8. When complete, all devices in your workstation will be secured.
ENWW Installing a security lock 91

Front bezel security

The front bezel can be locked in place by installing a security screw provided by HP. To install the security screw:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION: Regardless of the power-on state, voltage is always present on the system board
as long as the system is plugged into an active AC outlet. You must disconnect the power cord to avoid damage to the internal components of the computer.
5. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Remove one of the five silver 6-32 standard screws located on top of the drive cage.
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