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HP ProDesk 490 G3 MT Hardware Reference Guide

HP ProDesk 490 G3 MT
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Removing a 9.5mm 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. Disconnect the power cable (1) and data cable (2) from the rear of the optical drive.
CAUTION: When removing the cables, pull the tab or connector instead of the cable itself to avoid
damaging the cable.
20 Chapter 2 Hardware upgrades

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HP ProDesk 490 G3 MT Specifications

General IconGeneral
Operating SystemWindows 10 Pro
Form FactorMicrotower
Memory Slots2 DIMM
Memory TypeDDR4-2133
Maximum Memory32 GB
Weight7.05 kg
ProcessorIntel Core i5, i3
RAMUp to 32GB DDR4
Storage500 GB HDD
GraphicsIntel HD Graphics 530
ChipsetIntel H110 Chipset
Internal Drive Bays1 x 3.5"
External Drive Bays1 x 5.25"
Expansion Slots1 PCIe x16
Ports (Front)2 USB 3.0
Ports (Rear)1 VGA
AudioRealtek ALC221
Optical DriveDVD-Writer

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