HP 355 G2 Maintenance And Service Guide

Updating the BIOS
Updated versions of the BIOS may be available on the HP Web site.
Most BIOS updates on the HP Web site are packaged in compressed files called SoftPaqs.
Some download packages contain a file named Readme.txt, which contains information regarding
installing and troubleshooting the file.
Determining the BIOS version
To determine whether available BIOS updates contain later BIOS versions than those currently installed
on the computer, you need to know the version of the system BIOS currently installed.
BIOS version information (also known as ROM date and System BIOS) can be displayed as follows:
1. Start Computer Setup.
2. Use a pointing device or the arrow keys to select File > System Information.
3. To exit Computer Setup without saving your changes, click the Exit icon in the lower-left corner of
the screen, and then follow the on-screen instructions.
– or –
Use the tab key and the arrow keys to select File > Ignore Changes and Exit, and then
press enter.
NOTE: You can also determine the BIOS version by turning on or restarting the computer, pressing
the esc key while the “Press the ESC key for Startup Menu” message is displayed at the bottom of the
screen, and then pressing the f1 key. Follow the on-screen instructions to exit this screen.
Downloading a BIOS update
CAUTION: To reduce the risk of damage to the computer or an unsuccessful installation, download
and install a BIOS update only when the computer is connected to reliable external power using the AC
adapter. Do not download or install a BIOS update while the computer is running on battery power,
docked in an optional docking device, or connected to an optional power source. During the
download and installation, follow these instructions:
Do not disconnect power from the computer by unplugging the power cord from the AC outlet.
Do not shut down the computer or initiate Suspend or Hibernation.
Do not insert, remove, connect, or disconnect any device, cable, or cord.
1. Open your web browser. For U.S. support, go to http://www.hp.com/go/contactHP. For
worldwide support, go to
http://welcome.hp.com/country/us/en/wwcontact_us.html.
2. Follow the on-screen instructions to identify your computer and access the BIOS update you want
to download.
3. Click the option for software and driver downloads, type your computer model number in the
product box, and then press enter. Follow the on-screen instructions to identify your computer and
access the BIOS update you want to download.
Linux – Computer Setup (BIOS) and Advanced System Diagnostics
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HP 355 G2 Specifications

General

Form factor	Clamshell
Product type	Laptop
Product color	Black, Silver
Country of origin	China
Processor cache	2 MB
Processor cores	4
Processor family	AMD A4
Processor frequency	1.8 GHz
Processor cache type	L2
Processor manufacturer	AMD
Motherboard chipset	-
Memory slots	2x SO-DIMM
Internal memory	4 GB
Memory clock speed	1600 MHz
Internal memory type	DDR3L-SDRAM
Maximum internal memory	- GB
Memory layout (slots x size)	1 x 4 GB
HDD speed	5400 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi DL
Card reader integrated	Yes
Total storage capacity	500 GB
Number of HDDs installed	1
Display diagonal	15.6 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Discrete graphics card model	AMD Radeon R5 M240
Discrete graphics card memory	2 GB
Discrete graphics memory type	GDDR3
Audio system	DTS Sound+
Number of built-in speakers	2
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.0
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
DisplayPorts quantity	0
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Pointing device	Touchpad
Operating system installed	FreeDOS
Battery capacity	41 Wh
Battery life (max)	- h
AC adapter power	65 W

Weight and Dimensions

Depth	384 mm
Width	261 mm
Height	23.1 mm
Weight	2300 g