HP ProDesk 490 G3 Micro Maintenance and Service Guide
HP ProDesk 490 G3 Micro Manual
 |
View all HP ProDesk 490 G3 Micro manuals
Add to My Manuals
Save this manual to your list of manuals |
HP ProDesk 490 G3 Micro manual content summary:
- HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 1
Maintenance and Service Guide HP ProDesk 400 G3 MT Business PC HP ProDesk 480 G3 MT Business PC HP ProDesk 490 G3 MT Business PC - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 2
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. First Edition (November 2015) Document Part Number: 822843-001 Product notice This user guide describes features - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 3
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 4
iv Safety warning notice - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 5
Routine care ...18 General cleaning safety precautions 18 Cleaning the Computer Case ...18 Cleaning the keyboard ...18 Cleaning the monitor ...19 Cleaning the mouse ...19 Service considerations ...19 Power supply fan ...19 v - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 6
Tools and software Requirements ...19 Screws ...20 Cables and connectors ...20 Hard Drives ...20 Lithium coin cell battery ...20 SATA hard drives ...21 SATA hard drive cables ...21 SATA data cable ...21 SMART ATA drives ...21 Cable management ...21 4 Removal and replacement procedures: Microtower - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 7
73 Recovering the Configuration Settings ...78 6 Troubleshooting without diagnostics ...79 Safety and comfort ...79 Before you call for technical support ...79 Helpful hints ...80 Solving general problems ...81 Solving power problems ...85 Solving hard drive problems ...86 Solving media card reader - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 8
Interpreting system validation diagnostic front panel LEDs and audible codes 116 8 Password security and resetting CMOS ...118 Resetting the password jumper ...118 Clearing and resetting the BIOS ...120 9 Using HP PC Hardware Diagnostics (UEFI) ...121 Downloading HP PC Hardware Diagnostics (UEFI) - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 9
assistance and to learn more about the hardware and software installed on your computer model, run the HP Support Assistant utility. CAUTION: Several well-known vulnerabilities exist when a computer is in the Sleep state. To prevent an unauthorized user from accessing data on your - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 10
4 SD Card Reader (optional) 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 Interpreting system validation diagnostic front panel LEDs and audible codes on page 116 to - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 11
recommends connecting the keyboard to one of the USB 2.0 ports with the wake from S4/S5 feature. The wake from S4/S5 feature is also supported on the PS/2 connectors if enabled in BIOS F10 Setup. When a graphics card is installed in one of the system board slots, the video connectors - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 12
4 SD Card Reader (optional) 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 Interpreting system validation diagnostic front panel LEDs and audible codes on page 116 to - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 13
recommends connecting the keyboard to one of the USB 2.0 ports with the wake from S4/S5 feature. The wake from S4/S5 feature is also supported on the PS/2 connectors if enabled in BIOS F10 Setup. When a graphics card is installed in one of the system board slots, the video connectors - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 14
4 SD Card Reader (optional) 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 Interpreting system validation diagnostic front panel LEDs and audible codes on page 116 to - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 15
recommends connecting the keyboard to one of the USB 2.0 ports with the wake from S4/S5 feature. The wake from S4/S5 feature is also supported on the PS/2 connectors if enabled in BIOS F10 Setup. When a graphics card is installed in one of the system board slots, the video connectors - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 16
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. 8 Chapter 1 Product features - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 17
improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Computer major components Item Description (1) Front bezel For use in all - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 18
Item (4) * * Description 16-GB 8-GB 4-GB Power supply 300W, Active PFC 300W, Energy Star 5.0 300W, standard 180W, Active PFC 180W, Energy Star 5.0 180W, Energy Star 6.0 180W, standard System board (includes replacement thermal material) Processor (includes replacement thermal material) Intel Core - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 19
Misc parts Item Description (1) Speaker (2) Power switch (3) Fan sink (includes replacement thermal material) (4) Chassis fan (5) Front I/O assembly (6) SATA cable (7) DisplayPort connector module (8) PCIe adapter - WLAN module (includes cable) * WLAN modules Misc parts 11 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 20
Item * Description Broadcom BCM943228Z 802.11n Bluetooth Broadcom 802.11n, M.2 Bluetooth, Indonesia Intel 7265 802.11AC Bluetooth Intel 3165 802.11AC M.2 Bluetooth Rubber feet Card reader USB 3.0 USB 2.0 Optical drive bezel blank WLAN antennas HP Business PC Security Lock Drive adapter Hard - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 21
Cables Description SATA data cable, 10 inch, two straight ends SATA data cable, 254 mm DisplayPort cable Adapters PCIe to M.2, with full pro bracket HP DisplayPort to DVI-D adapter HP DisplayPort to HDMI 4k adapter DisplayPort to VGA adapter USB to serial adapter DVI-I to VGA adapter DVI cable PCIe - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 22
Drives Description Hard drives 2 TB, 7200 rpm, 3.5 inch 1 TB, hybrid SSD, 2.5-inch 1 TB, 7200 rpm, 3.5 inch 500 GB, 7200 rpm, 2.5 inch, self-encrypting (SED) 500 GB, hybrid SSD, 2.5 inch 500 GB, 7200 rpm, 3.5 inch 500 GB, 5400 rpm, FIPS140-2, 2.5 inch Solid-state drives (SSDs) 512 GB Solid-state - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 23
information for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service. CAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board. You must disconnect the power cord - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 24
directly contact dissipative surfaces. ● Keep work area free of nonconductive materials such as ordinary plastic assembly aids and Styrofoam. ● Use field service tools, such as cutters, screwdrivers, and vacuums, that are conductive. 16 Chapter 3 Routine care, SATA drive guidelines, and disassembly - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 25
with ground cord of one-megohm +/- 10% resistance ● Static-dissipative table or floor mats with hard tie to ground ● Field service kits ● Static awareness labels ● Wrist straps and footwear straps providing one-megohm +/- 10% resistance ● Material handling packages ● Conductive plastic bags - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 26
● Never cover the ventilation slots on the monitor with any type of material. ● Install or enable power management functions of the operating system or other software, including sleep states. Routine care General cleaning safety precautions 1. Never use solvents or flammable solutions to clean the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 27
ball with a clean, dry cloth before reassembly. ● To clean the mouse body, follow the procedures in Cleaning the Computer Case on page 18. Service considerations Listed below are some of the considerations that you should keep in mind during the disassembly and assembly of the computer. Power supply - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 28
or snagged by parts being removed or replaced. CAUTION: When servicing this computer, ensure that cables are placed in their proper location replacement chapter for the chassis you are working on in this guide for instructions on the replacement procedures. WARNING! This computer contains a lithium - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 29
NOTE: Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. In order to forward them to recycling or proper disposal, please use the public collection system or return them to HP, their authorized partners, or their agents. SATA hard drives - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 30
● Some flat ribbon cables come prefolded. Never change the folds on these cables. ● Do not bend any cable sharply. A sharp bend can break the internal wires. ● Never bend a SATA data cable tighter than a 30 mm (1.18 in) radius. ● Never crease a SATA data cable. ● Do not rely on components like the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 31
and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 32
Access panel To access internal components, you must remove the access panel: 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Loosen the thumbscrew on the rear of the computer (1), and then slide the panel back (2) and lift if off the computer (3). NOTE: System - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 33
Front bezel Description Front bezel for use in all countries and regions except for the People's Republic of China Front bezel for use in the People's Republic of China 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 34
Optical drive bezel blank On some models, there is a bezel blank covering the slim optical drive bay. Remove the bezel blank before installing an optical drive. To remove the bezel blank: 1. Remove the access panel (Access panel on page 24) 2. Remove the front bezel (Front bezel on page 25) 3. To - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 35
be populated with up to two 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. (ProDesk 490 models) The - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 36
Populating DIMM sockets (ProDesk 400 and ProDesk 480) There are two DIMM sockets on the system board, with one socket per channel. The sockets are labeled DIMM1 and DIMM3. Socket DIMM1 operates in memory channel B. Socket DIMM3 operates in memory channel A. The system will automatically operate in - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 37
Populating DIMM sockets (ProDesk 490) 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 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 38
3. 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. For maximum performance, populate the sockets so that the memory capacity - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 39
Expansion cards Description Nvidia GeForce GT730 DP PCIe x8 graphics card, 2 GB Nvidia GeForce GT720 DP PCIe x8 graphics card, 2 GB AMD R9 350 2 GB graphics card (DDR5, PCIe x16) Intel PRO/1000 single port GbE, NIC PCI adapter - WLAN module Printer port, PCI card Serial port, PCI card (ProDesk 400) - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 40
4. Locate the correct vacant expansion socket on the system board and the corresponding expansion slot on the back of the computer chassis. 5. Before installing an expansion card, remove the expansion slot cover or the existing expansion card. NOTE: Before removing an installed expansion card, - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 41
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 then away from the inside of the chassis to remove it. Be - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 42
9. Press the expansion card retention latch against the back of the chassis (1) and slide it down (2) so that the tabs on the back of the latch slide into the notches on the chassis and then replace the screw that secures the latch (3). 10. Connect external cables to the installed card, if needed. - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 43
Description 256 GB Solid-state Drive (SSD) 256 GB Solid-state Drive (SSD), 3D NAND 256 GB Solid-state Drive (SSD), 2280 PCIe, NVMe 180 GB Solid-state Drive (SSD) 180 GB Solid-state Drive (SSD), OPAL 2.0, MLC 128 GB Solid-state Drive (SSD), self-encrypting (SED) 128 GB Solid-state Drive (SSD) 128 GB - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 44
● HP has provided four extra 6-32 hard drive mounting screws installed on the front of the chassis behind the bezel (1). The mounting screws are required for 3.5-inch and 2.5-inch hard drives installed in the hard drive bays. If you are replacing a drive, remove the mounting screws from the old - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 45
System board connections (ProDesk 400) Refer to the following illustration and table to identify the system board connectors for your model. No. System Board Connector 1 PCI Express x1 2 PCI Express x1 3 PCI Express x1 4 PCI Express x16 5 DIMM3 (Channel A) 6 DIMM1 (Channel B) 7 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 46
System board connections (ProDesk 480) Refer to the following illustration and table to identify the system board connectors for your model. No. System Board Connector 1 PCI 2 PCI Express x1 3 PCI Express x1 4 PCI Express x16 5 Battery 6 DIMM3 (Channel A) 7 DIMM1 (Channel B) 8 SATA - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 47
System board connections (ProDesk 490) Refer to the following illustration and table to identify the system board connectors for your model. No. System Board Connector System Board Label 1 PCI Express x16 downshifted to X4PCIEXP a x4 2 PCI Express x1 X1PCIEXP2 3 PCI Express x1 X1PCIEXP1 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 48
Drive positions NOTE: System board appearance may vary. 1 9.5-mm slim optical drive bay 2 3.5-inch internal hard drive bay 3 2.5-inch internal hard drive bay 4 3.5-inch internal hard drive bay NOTE: The drive configuration on your computer may be different than the drive configuration shown above. - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 49
Removing a 9.5-mm slim optical drive CAUTION: All removable media should be taken out of a drive before removing the drive from the computer. 1. Prepare the computer for disassembly (Preparation for disassembly on page 23) 2. Remove the access panel (Access panel on page 24) 3. Remove the front - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 50
4. Align the small pin on the release latch with the small hole on the side of the drive and press the latch firmly onto the drive. 5. Slide the optical drive through the front bezel (1) all the way into the bay so that the green latch locks onto the chassis frame (2). 6. Connect the power cable and - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 51
Removing 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. Prepare the computer for disassembly (Preparation for disassembly on page 23) 2. Remove the access panel (Access - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 52
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. 5. Replace the computer access panel - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 53
Removing a 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. Prepare the computer for disassembly (Preparation for disassembly on page 23) 2. Remove the access panel (Access - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 54
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. 5. Replace the computer access panel - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 55
WLAN module WLAN modules can be installed using a PCI expansion card adapter. First install the WLAN module into the expansion card adapter, and then install the expansion card into the computer. Description Broadcom BCM943228Z 802.11n Bluetooth Broadcom 802.11n, M.2 Bluetooth, Indonesia Intel 7265 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 56
an internal component to gain access to the battery. 4. Depending on the type of battery holder on the system board, complete the following instructions to replace the battery. Type 1 a. Lift the battery out of its holder. b. Slide the replacement battery into position, positive side up. The battery - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 57
Type 2 a. To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery. When the battery pops up, lift it out (1). b. To insert the new battery, slide one edge of the replacement battery under the lip of the holder with the positive side up. Push the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 58
7. Reset the date and time, your passwords, and any special system setups using Computer Setup. 8. Lock any security devices that were disengaged when the computer access panel was removed. DisplayPort connector module 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 59
Card reader Description Card reader, USB 3.0 Card reader, USB 2.0 The card reader is attached to the front of the chassis. 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page 24). 3. Remove the front bezel (Front bezel on - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 60
Front I/O assembly 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page 24). 3. Remove the front bezel (Front bezel on page 25). 4. From the inside of the computer, disconnect the two front I/O cables from the following - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 61
6. From the front of the computer, remove the Torx T15 screw that secures the assembly to the chassis. 7. Rotate the left side of the assembly away from the chassis, and then pull the assembly away from the chassis while threading the cables through the hole in the front of the chassis. To reinstall - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 62
Power switch assembly 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page 24). 3. Remove the front bezel (Front bezel on page 25). 4. Disconnect the cable from the PB/LED system board connector. NOTE: System board layout - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 63
6. From the front, pull the power switch away from the chassis while threading the wire though the hole in the chassis. To reinstall the power switch assembly, reverse the removal procedure. Power switch assembly 55 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 64
Fan sink Description Fan sink, standard Fan sink, BFR/PVC free WARNING! To reduce risk of personal injury from hot surfaces, allow the internal system components to cool before touching. NOTE: System board appearance may vary. 1. Prepare the computer for disassembly (Preparation for disassembly on - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 65
Processor Description Intel Core i7-6700 processor Intel Core i5-6600 processor Intel Core i5-6500 processor Intel Core i3-6320 processor Intel Core i3-6300 processor Intel Core i3-6100 processor Intel Pentium G4520 processor Intel Pentium G4500 processor Intel Pentium G4400 processor Intel Celeron - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 66
of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://h18000.www1.hp.com/support/files. Speaker 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page 24). 3. From the outside - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 67
6. Slide the speaker to the right and remove it from the chassis (2). To replace the speaker, reverse the removal procedures. Speaker 59 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 68
Fan IMPORTANT: System fan only ships with select models. Most models do NOT include a system fan. On models without a fan, Mylar covers the inside of the fan grill on the rear of the computer. 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 69
Power supply NOTE: System board appearance may vary. Description 300W, Active PFC 300W, Energy Star 5.0 300W, standard 180W, Active PFC 180W, Energy Star 5.0 180W, Energy Star 6.0 180W, standard 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 70
Power supply connectors connect to the drives as follows: ● P3 connector: primary hard drive ● P5 connector: primary optical drive ● P4 connector: secondary SATA drive 5. From the inside of the chassis, press the power supply release button (1), slide the power supply toward the front of the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 71
System board NOTE: All system board spare part kits include replacement thermal material. NOTE: System board appearance may vary. 1. Prepare the computer for disassembly (Preparation for disassembly on page 23). 2. Remove the access panel (Access panel on page 24). 3. When replacing the system board - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 72
Sys Bd Label PWRCPU PROCESSOR CPUFAN XMM3 XMM1 PWR CMOS PB/LED USB3.0 SD RDR COMB SATA2 Color Component White Processor power Silver Processor White Processor fan Black Memory module Black Memory module White 24-pin main power connector Yellow Reset CMOS Black Power switch Blue - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 73
HP ProDesk 480 G3 system board callouts Sys Bd Label PWRCPU XU CPUFAN XMM1 XMM3 PB/LED PWR COMB FRONT USB3.0 SD RDR SATA2 SATA1 Color Component White Processor power Silver Processor White Processor fan Black Memory module (Channel A) Black Memory module (Channel A) Black Power switch - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 74
HP ProDesk 490 G3 system board callouts Sys Bd Label PWRCPU XU1 CPUFAN XMM4 Color White Silver White White XMM3 Black XMM2 White XMM1 Black PB/LED PWR Black White COMB FRONT USB3.0 SD RDR Black Blue Black Component Processor power Processor Processor fan Memory module (Channel B) Memory - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 75
information on a USB device and restoring it on one or more computers. ● Enable or disable DriveLock security or securely erase a hard drive (when supported by drive). Using Computer Setup (F10) Utilities Computer Setup can be accessed only by turning the computer on or restarting the system. To - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 76
4. Use the arrow (left and right) keys to select the appropriate heading. Use the arrow (up and down) keys to select the option you want, then press Enter. To return to the Computer Setup Utilities menu, press Esc. 5. To apply and save changes, select Main > Save Changes and Exit. ● If you have made - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 77
Computer Setup-Main NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 5-1 Computer Setup-Main Option Description System Information Lists all information in following - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 78
Table 5-1 Computer Setup-Main (continued) ● Lock BIOS Version If this option is checked, the system is locked to the current BIOS version and updates are not allowed. ● BIOS Update Preferences Allows the administrator to select the source of network updates (www.hp.com or another network server) - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 79
Computer Setup-Security NOTE: Support for specific Computer Setup options may vary depending on the hardware configuration. Table 5-2 Computer Setup-Security Option Description Set up BIOS Administrator Password Lets you - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 80
● Data Recovery Policy Select 'Automatic' or 'Manual' to set data recovery policy. 'Manual' lets you select whether or not to execute include an MBR. Instead system hard drive they use GUID Partition Table (GPT) format, which better supports large hard drives. Enabling this feature will save the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 81
Command Allows authorized personnel to reset security settings during a service event. Default is enabled. Restore Security Settings to Default This Security menu to factory defaults. Computer Setup-Advanced NOTE: Support for specific Computer Setup options may vary depending on the hardware - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 82
Disabling this setting alters the Secure Boot key list to further restrict the allowed software components. Set this option to 'disable' to support Device Guard. System Options Configure Storage Controller for RAID (enable/disable) Lets you enable onboard RAID. Default is disabled. POST Prompt for - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 83
Table 5-3 Computer Setup-Advanced (for advanced users) (continued) Virtualization Technology for Directed I/O (VTd) (Intel only) Controls virtualization DMA remapping features of the chipset. Changing this setting requires turning the computer off and then back on. Default is disabled. PCI Express - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 84
Table 5-3 Computer Setup-Advanced (for advanced users) (continued) ● Serial port B ● SATA0 ● SATA1 ● SATA2 ● Front USB ports ● Rear USB ports ● Media card reader Restrict USB Devices Specify the following categories of USB devices to enable: ● Allow all USB devices ● Allow only keyboard and mouse ● - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 85
Management Options USB Key Provisioning Support (enable/disable) Default is disabled. USB Redirection Support (enable/disable). Default is is Customer Initiated Remote Assistance, an Intel service to help users employing Active Management Technology (AMT). Computer Setup (F10) Utilities 77 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 86
Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Media command with the Computer Setup (F10) Utility before Restore is needed. (See Computer Setup-Main on page 69 in the Computer Setup-File table.) The Save to Removable Media option - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 87
on choosing a workspace and creating a safe and comfortable work environment. For more information, refer to the Safety & Regulatory Information guide. Before you call for technical support If you are having problems with the computer, try the appropriate solutions below to try to isolate the exact - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 88
monitor serial number before calling. ● Spend time troubleshooting the problem with the service technician. ● Remove any hardware that was recently expansion board or other option. See Solving Hardware Installation Problems on page 99 for instructions. ● Be sure that all the needed device drivers - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 89
system, check to be sure that it is supported on the system. ● If the system has problems You may be able to easily resolve the general problems described in this section. If a problem Utility is displayed. - or - Follow the Windows instructions for rebooting the computer into the Computer Setup (F10 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 90
time). If the problem persists, replace the RTC battery. See the Removal and Replacement section for instructions on installing a new of forgotten password, power loss, or computer malfunction, you must manually disable the Smart Cover lock . A key to unlock the Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 91
for suggestions on how to improve performance by adjusting parameters in the application. 2. Add more memory. 3. Upgrade the graphics solution. Restart the computer. Solving general problems 83 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 92
the power button assembly. 5. If the 5V_aux light on the system board is off, then replace the power supply. 6. Replace the system board. 84 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 93
2. Open the access panel and ensure the power supply cable is seated into the connector on the system board. 3. Check if a device is causing the problem by removing ALL attached devices (such as hard drives or optical drives and expansion cards). Power on the system. If the system enters POST, then - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 94
problems Disk transaction problem. Cause Either the directory structure is bad or there is a problem with a directions in the Solving Hardware Installation Problems on page 99 section. If probable cause is a driver problem. If it is not listed, the probable cause is a hardware problem. If this is a - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 95
page 111 to determine possible causes for the blinking red and beep codes. See the Worldwide Limited Warranty for terms and conditions. Solving hard drive problems 87 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 96
the computer, press the power button again. Solving media card reader problems Media card will not work in a digital camera after formatting it in is not inserted properly, is inserted in the wrong slot, or is not supported. Ensure that the card is inserted properly with the gold contact on the - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 97
(Power On Self-Test), press F9 to modify the boot menu. 3. Change the boot sequence in F10 Computer Setup. Solving display problems If you encounter display problems, see the documentation that came with the monitor and to the common causes and solutions listed in the following table. Blank screen - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 98
the system. 2. Replace DIMMs one at a time to isolate the faulty module. 3. Replace third-party memory with HP memory. 4. Replace the system board. 90 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 99
requested resolution. Graphics card is bad. Solution Install the video drivers included in the upgrade kit. Change requested resolution. Replace the graphics card. Solving display problems 91 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 100
Refer to the documentation that came with the monitor for instructions. Image is not centered. Cause Position may need adjustment what the monitor supports. Solution Restart the computer and enter Safe Mode. Change the settings to a supported setting then restart Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 101
, click Restart now. 3. Select Troubleshoot, select Advanced options, select Startup Settings screen display menu. 2. Manually synchronize the Clock and SP32202: http://www.hp.com/support Graphics card is not seated properly font you are using does not support that particular symbol. Solution Use - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 102
then select Character Map from the list of applications. Solving audio problems If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following Advanced > Built-in Device Options. 94 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 103
use a different audio device than speakers. Some graphics cards support audio over the DisplayPort connection (if applicable), so multiple use a different audio device than speakers. Solution Some graphics cards support audio over the DisplayPort connection (if applicable), so multiple audio - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 104
. device as the default output device than what is expected. Solving printer problems If you encounter printer problems, see the documentation that came with the printer and to the common causes Install the correct printer driver for the application. 96 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 105
may be out of paper. Solution Check the paper tray and refill it if it is empty. Solving keyboard and mouse problems If you encounter keyboard or mouse problems, see the documentation that came with the equipment and to the common causes and solutions listed in the following table. A wireless - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 106
bottom of the mouse and clean with the ball are dirty. the internal components with a mouse cleaning kit available from most computer stores. 98 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 107
new hardware. In Windows, use the Add Hardware Wizard and follow the instructions that appear on the screen. To open the Add Hardware Wizard, open system components to cool before touching. Table 6-1 Solving Hardware Installation Problems A new device is not recognized as part of the system. - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 108
of the computer. Beeps and flashing LEDs are codes for specific problems. 3. If you still cannot resolve the issue, contact Customer Support. Power LED flashes Red three times and then white two times of applications, and then select Device Manager. 100 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 109
Table 6-2 Solving Network Problems (continued) Network driver does not detect network controller. Cause Incorrect network driver. Solution To access Device Manager the network. Disable auto-sensing capabilities and force the system into the correct operating mode. Solving Network Problems 101 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 110
is not securely connected. The cable is attached to the incorrect connector. There is a problem with the cable or a device at the other end of the cable. The network controller attached to the correct device. Contact an authorized service provider. 102 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 111
EEPROM. Solution Contact an authorized service provider. Solving memory problems If you encounter memory problems, some common causes and install, or remove a memory module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 112
with HP memory. 4. Replace the system board. Solving CD-ROM and DVD problems If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the and disable Network Boot in Advanced > Boot Options. 104 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 113
in Computer Setup. Drive responds slowly immediately after power-up. Solution Check cable connections. See reconfiguration directions in the Solving Hardware Installation Problems on page 99 section. If the system still does not recognize the new device, check to see if the device is listed within - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 114
when recording. 2. Verify that you are using the correct media for the drive. 3. Try a different brand of media. Quality varies widely between manufacturers. 106 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 115
If you encounter USB flash drive problems, common causes and solutions are listed in the following table. USB flash drive is not seen as a drive letter in drive only after the operating system boots. Flash drive is defective. Try a different flash drive. Solving USB flash drive problems 107 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 116
Enabled in Security > USB Security. Solving Internet access problems If you encounter Internet access problems, consult your Internet Service Provider (ISP) or refer to the common causes and Select Start > Control Panel. 2. Click Internet Options. 108 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 117
must log on to your ISP before some programs will start. Solution Log on to your ISP and launch the desired program. Solving Internet access problems 109 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 118
than the factory-installed operating system, check to be sure it is supported on the system. If you encounter software problems, see the applicable solutions listed in the following table. Computer will close all programs, and restart the computer. 110 Chapter 6 Troubleshooting without diagnostics - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 119
-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition. POST messages. If a POST error occurs, the screen will display the error message. To manually switch to the POST Messages Enabled mode during POST, press any key (except F10 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 120
action RTC (real-time clock) battery may need to be replaced. problem persists, replace the RTC battery. See the Removal and Replacement section for instructions on installing a new battery. Processor is not supported by the BIOS. 1. Upgrade BIOS to proper version. 2. Change the processor - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 121
ECC 1. memory error correction. 2. If additional memory was recently added, remove it to see if the problem remains. Check product documentation for memory support information. DIMM1 is not installed. Make sure there is a memory module in the DIMM1 socket and that it is properly seated. The - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 122
System test under using F2 Diagnostics when booting the computer. 2. Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) 3. Back up contents and replace hard drive. Hard drive is about to fail. (Some hard drives 1. have a hard drive firmware patch that will - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 123
41B-Device in PCI Express Slot Failed To Initialize There is an incompatibility or problem with a PCIe device and the system or PCIe link could not be installed in the system that is not supported and has been disabled. Replace with a supported module. 800-Keyboard Error Keyboard failure - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 124
Control panel message 90B-Fan Failure 90D-System Temperature 90E-Power Supply Fan Not detected 910-Filter Warning Description Recommended action The system has detected that a cooling fan is not operating correctly. 1. Reseat fan. 2. Reseat fan cable. 3. Replace fan. Thermal shutdown occurred. - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 125
initialization. 3.4 The system board displays a power failure (crowbar).* 3.5 The processor is not detected.* 3.6 The processor does not support an enabled feature. Thermal 4.2 A processor over temperature condition has been detected.* 4.3 An ambient temperature over temperature condition - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 126
or forget the password when in stringent security mode, the system can only be reset by System Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS and command a password reset for a specifically identified unit under the direction of the owner - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 127
beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. See the Safety & Regulatory Information guide for more information. 3. Remove the access panel. 4. Locate the header and jumper. NOTE: The password jumper is green so that it - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 128
briefly touching a grounded metal object. See the Safety & Regulatory Information guide for more information. 3. Remove the access panel. CAUTION: Pushing the special system setups along with the date and time. For instructions on Computer Setup, see Computer Setup (F10) Utility on page 67. - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 129
generated. This ID can then be provided to support to help determine how to correct the problem. To start HP PC Hardware Diagnostics (UEFI), type of diagnostic test you want to run, and then follow the on-screen instructions. NOTE: If you need to stop a diagnostic test, press esc. Downloading HP - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 130
4. Select your computer, and then select your operating system. 5. In the Diagnostic section, follow the on-screen instructions to select and download the UEFI version you want. 122 Chapter 9 Using HP PC Hardware Diagnostics (UEFI) - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 131
and Support. From the Start screen, type help, and then select Help and Support. Creating a bootable recovery drive that can be used to troubleshoot a computer that is unable to start. The USB on Create a recovery drive. Follow the on-screen instructions to continue. ● To create the Windows 8 recovery - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 132
Account Control, see Help and Support. From the Start screen, type help, and then select Help and Support. IMPORTANT: Reset does not provide Choose your keyboard layout. 6. Select Troubleshoot. 7. Select Reset. 8. Follow the on-screen instructions to continue. Recovery using the Windows recovery - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 133
operating system media (purchased separately) To order a Windows operating system DVD, contact support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. CAUTION: Using Windows operating system media completely erases the hard drive contents and - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 134
software update, security scanning, or system diagnostics). You can also manually create a system restore point at any time. For more you are using. NOTE: DVD+R DL, DVD-R DL, or DVD±RW disc are not supported. ● You have the option of creating a recovery USB flash drive instead, using a high - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 135
enough storage capacity, it will appear grayed out, and you must replace it with a larger USB flash drive. Click Next. 6. Follow the on-screen instructions. When the process is complete, label the USB flash drive and store it in a secure place. Creating recovery discs with HP Recovery Disc Creator - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 136
information about User Account Control, see Help and Support: Select Start > Help and Support. To create a backup using Windows Backup and Backup and Restore. 2. Follow the on-screen instructions to set up your backup. System Restore If you have a problem that might be due to software that you - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 137
create system recovery DVDs or USB flash drive, you can order a recovery disc set from support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. NOTE: Always use the System Restore procedure before you use the System Recovery program. See System - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 138
on your keyboard until the Windows is Loading Files... message appears on the screen. 5. At the HP Recovery Manager screen, follow the on-screen instructions to continue. 6. When Windows has loaded, shut down the computer, reconnect all peripheral devices, and then turn the computer back on. System - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 139
computer and repair the operating system. To order a Windows 7 operating system DVD, contact support. Go to http://www.hp.com/support, select your country or region, and follow the on-screen instructions. CAUTION: Using a Windows 7 operating system DVD completely erases the hard drive contents and - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 140
After the repair is completed: 1. Eject the Windows 7 operating system DVD and then insert the Driver Recovery DVD. 2. Follow the on-screen instructions to install the Hardware Enabling Drivers first, and then install Recommended Applications. 132 Chapter 10 System backup and recovery - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 141
A Power cord set requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 142
Country-specific requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) IMQ Austria (1) OVE Japan (3) METI Belgium (1) CEBC Norway (1) NEMKO Canada - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 143
Non-Volatile memory: 1. Download the latest BIOS (system ROM) from the HP website. 2. Follow the instructions to flash the BIOS that are found on the website. 3. Turn on the system, and while system is enabled on the computer, see the service provider for instructions to disable the feature. 135 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 144
C Specifications Chassis Height Width Depth 13.98 in 6.50 in 14.10 in 355 mm 165 mm 358 mm Approximate Weight 14.33 lb 6.50 kg Temperature Range Operating Nonoperating 50° to 95°F -22° to 140°F 10° to 35°C -30° to 60°C NOTE: Operating temperature is derated 1.0° C per 300 m (1000 ft) to - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 145
Current Leakage with Energy Efficient Power Supply - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 146
computer 18 mouse 19 safety precautions 18 CMOS backing up 118 computer cleaning 18 Computer Setup access problem 81 country power cord set requirements 134 Customer Support 79 D DIMMs. See memory disassembly preparation 23 DisplayPort connector module illustrated 11 removal and replacement 50 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 147
safety precautions cleaning 18 SATA connectors on system board 21 data cable pinouts 21 hard drive characteristics 21 screws, correct size 20 serial number location 8 service considerations 19 software problems 110 servicing computer 19 speaker illustrated 11 removal and replacement 58 Index 139 - HP ProDesk 490 G3 Micro | Maintenance and Service Guide - Page 148
Windows 7 128 T tamper-proof screws tool 19 temperature control 17 tools, servicing 19 Torx T15 screwdriver 19 V ventilation, proper 17 W Windows 7 backing creating system restore points 126 hard drive recovery 129 Help and Support 125 steps for creating recovery discs 127 steps for creating recovery
-
1 -
2 -
3 -
4 -
5 -
6 -
7 -
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61
-
62
-
63
-
64
-
65
-
66
-
67
-
68
-
69
-
70
-
71
-
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
-
87
-
88
-
89
-
90
-
91
-
92
-
93
-
94
-
95
-
96
-
97
-
98
-
99
-
100
-
101
-
102
-
103
-
104
-
105
-
106
-
107
-
108
-
109
-
110
-
111
-
112
-
113
-
114
-
115
-
116
-
117
-
118
-
119
-
120
-
121
-
122
-
123
-
124
-
125
-
126
-
127
-
128
-
129
-
130
-
131
-
132
-
133
-
134
-
135
-
136
-
137
-
138
-
139
-
140
-
141
-
142
-
143
-
144
-
145
-
146
-
147
-
148
 |
 |
Maintenance and Service Guide
HP ProDesk 400 G3 MT Business PC
HP ProDesk 480 G3 MT Business PC
HP ProDesk 490 G3 MT Business PC