Serviceability Features
The computers include features that make them easy to upgrade and service. A Torx T-15 or flat
blade screwdriver is needed for many of the installation procedures described in this guide.
Microtower Components
Table 1-1
Microtower Components
1
(2) external 5.25" drive bays for optional optical
drives
(1) external 3.5" drive bay for optional media
reader
2
Power Supply
3
Rear I/O includes: (4) USB 2.0 ports, SPDIF out,
RJ-45 network interface, DVI-D and VGA video
interfaces, microphone jack, audio in/out jacks,
5.1/7.1 channel audio jacks*
4
Front I/O includes: (4) USB 2.0 ports, dedicated
headphone output, microphone jack
5
(2) internal 3.5" hard drive bays
HP Pro 3300 supports 5.1 channel audio, HP Pro 3305 supports 7.1 channel audio
1
2
Chapter 1 Product Features
6
7
8
1
9
(3) PCIe x1 slots, (1) PCIe x16 slot, (1) miniPCI
slot
USB Scroll Mouse
HP USB Standard Value Keyboard
Monitor (sold separately)