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HP 255 G4 User Manual

HP 255 G4
108 pages
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HP Notebook PC (AMD)
HP 255 G4 Notebook PC
Maintenance and Service Guide

Table of Contents

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HP 255 G4 Specifications

General IconGeneral
Form factorClamshell
Product typeLaptop
Product colorBlack
Country of originChina
Processor cache1 MB
Processor cores2
Processor modelE1-6015
Processor familyAMD E
Processor frequency1.4 GHz
Processor cache typeL2
Processor manufacturerAMD
Memory slots2x SO-DIMM
Internal memory2 GB
Memory clock speed1600 MHz
Memory form factorSO-DIMM
Internal memory typeDDR3L-SDRAM
Maximum internal memory- GB
Memory layout (slots x size)1 x 2 GB
Motherboard chipset-
HDD speed5400 RPM
HDD interfaceSATA
Storage mediaHDD
Optical drive typeDVD Super Multi DL
Card reader integratedYes
Total storage capacity500 GB
Number of HDDs installed1
HD typeNot supported
Display diagonal15.6 \
Display resolution1366 x 768 pixels
Native aspect ratio16:9
Discrete graphics card modelNot available
On-board graphics card modelAMD Radeon R2
Audio systemDTS Studio Sound
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.0
Ethernet LAN data rates10, 100 Mbit/s
Charging port typeDC-in jack
DisplayPorts quantity0
USB 2.0 ports quantityUSB 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.
AC adapter power45 W
Battery capacity31 Wh
Battery life (max)- h
Number of battery cells3
Operating system installedFreeDOS
Weight and Dimensions IconWeight and Dimensions
Depth254.6 mm
Width384.3 mm
Height24.3 mm
Weight2100 g

Summary

Safety warning notice

Product description

External component identification

Illustrated parts catalog

Computer major components

Lists and illustrates the main internal components of the computer.

Removal and replacement procedures preliminary requirements

Grounding guidelines

Instructions on electrostatic discharge (ESD) prevention during component handling.

Removal and replacement procedures for Customer Self-Repair parts

Component replacement procedures

General notes and procedures for replacing customer-serviceable parts.

Battery

Instructions for removing and replacing the computer's battery.

Removal and replacement procedures for Authorized Service Provider parts

Hard drive

Instructions for removing and replacing the computer's hard drive.

Memory module

Instructions for removing and replacing the computer's memory modules.

System board

Instructions for removing and replacing the main system board.

Using Setup Utility (BIOS) in Windows 8.1

Using Setup Utility (BIOS) in Windows 7

Starting Setup Utility (BIOS)

Steps to enter the BIOS Setup Utility.

Updating the BIOS

Information on how to find and install BIOS updates.

Downloading a BIOS update

Precautions and instructions for downloading BIOS updates.

Backing up, restoring, and recovering in Windows 8.1

Creating recovery media and backups

Methods for creating recovery media and system backups.

Recovering using HP Recovery Manager

Detailed guide on using HP Recovery Manager for system restoration.

Using HP PC Hardware Diagnostics (UEFI)

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