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HP ProBook 4320s User Manual

HP ProBook 4320s
175 pages
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Maintenance and Service Guide
SUMMARY
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts;
troubleshooting computer problems; and performing computer disassembly procedures.

Table of Contents

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HP ProBook 4320s Specifications

General IconGeneral
ProcessorIntel Core i3/i5/i7
RAMUp to 8 GB DDR3
GraphicsIntel HD Graphics
Operating SystemWindows 7 Professional
Wireless802.11a/b/g/n
BluetoothBluetooth 2.1+EDR
Display13.3-inch (1366 x 768)
Storage320 GB to 500 GB HDD
Weight2.0 kg (4.41 lbs)
Ports3 USB 2.0, 1 HDMI, 1 VGA, 1 RJ-45, 1 headphone/microphone combo
Optical DriveDVD+/-RW SuperMulti DL
Battery6-cell Li-ion
Dimensions324 x 228 x 27.4 mm

Summary

Product Description

Identifying Hardware

Identifies hardware components of the computer.

Top Components

Details components on the top surface of the laptop.

Lights

Explains the function of various indicator lights on the laptop.

Buttons, Speakers, and Controls

Identifies control buttons, speakers, and fingerprint reader.

Keyboard Keys

Describes the function of specific keyboard keys.

Port Identification

Identifies front-side ports and connectors.

Right-Side Components

Identifies components on the right side of the laptop.

Left-Side Components

Identifies components on the left side of the laptop.

Bottom Components

Identifies components on the bottom of the laptop.

Display Components

Details components related to the laptop's display.

Wireless Antennas

Locates wireless antennas for network connectivity.

Additional Hardware

Lists essential external hardware like power adapter.

Illustrated Parts Catalog

Serial Number Label Location

Shows where to find the serial number label for support.

Major Component Identification

Provides an exploded view of major computer components.

Display Assembly Parts

Lists individual parts of the display assembly.

Plastics and Cable Kits

Details components found in plastics and cable kits.

Mass Storage Devices

Lists available hard drives and optical drives.

Miscellaneous Parts

Lists various other replaceable parts.

Sequential Part Number Listing

Organizes parts by their sequential part number.

Removal and Replacement Procedures

Preliminary Requirements

Outlines necessary tools and general service considerations.

Handling Precautions

Provides essential safety guidelines for cables, drives, and ESD.

Grounding Guidelines

Details ESD protection measures for safe handling.

Serial Number Label

Describes the location and importance of the serial number label.

Computer Feet

Details the replacement of rubber feet on the laptop base.

Battery

Step-by-step guide for battery removal and installation.

SIM

Instructions for removing and inserting the SIM card.

Switch Cover

Procedure for removing and replacing the laptop's switch cover.

Keyboard

Step-by-step guide for replacing the laptop keyboard.

Memory Module

Instructions for removing and installing memory modules.

Optical Drive

Procedure for replacing the optical drive.

Power Connector Board

Steps to remove and replace the power connector board.

Speakers

Guide for replacing the laptop's internal speakers.

WWAN Module

Instructions for replacing the Wireless Wide Area Network module.

Palm Rest

Procedure for removing and replacing the palm rest assembly.

Hard Drive

Step-by-step guide for replacing the hard drive.

RTC Battery

Instructions for replacing the Real-Time Clock battery.

WLAN Module

Guide for replacing the Wireless Local Area Network module.

Bluetooth Module

Steps to remove and replace the Bluetooth module.

Heat Sink and Fan

Procedure for replacing the heat sink and cooling fan.

Processor

Detailed steps for replacing the CPU.

Power Connector Cable

Instructions for replacing the power connector cable.

Display Assembly

Comprehensive guide to replacing the entire display assembly.

System Board

Detailed steps for replacing the motherboard.

USB Connector Board

Procedure for replacing the USB connector assembly.

Modem Module Cable

Instructions for replacing the modem module cable.

Top Cover

Procedure for removing and replacing the laptop's top cover.

Modem Module

Instructions for replacing the modem module.

Computer Setup

Starting Computer Setup

How to access the preinstalled BIOS setup utility.

Using Computer Setup

Navigating and making selections within the setup utility.

Restoring Factory Settings

Steps to reset BIOS settings to default values.

Computer Setup Menus

Overview of the Computer Setup options and menus.

File Menu

Options for system information, date/time, and saving changes.

Security Menu

Options for BIOS passwords, user management, and disk sanitization.

System Configuration Menu

Options for language, boot settings, and device configurations.

Setup in Vista/XP

Instructions for accessing setup in older OS versions.

Setup in Linux

Instructions for accessing setup in Linux environments.

Specifications

Computer Specifications

General specifications for laptop models.

33.8-cm Display Specifications

Detailed display specs for the 13.3-inch model.

35.6-cm Display Specifications

Detailed display specs for the 14.0-inch model.

Hard Drive Specifications

Technical details for various hard drive capacities.

DVD ROM Drive Specifications

Technical details for DVD ROM drives.

DVD±RW Drive Specifications

Technical details for DVD±RW drives.

Blu-ray ROM Drive Specifications

Technical details for Blu-ray ROM drives.

System Resource Specifications

Information on DMA, I/O ports, and IRQ lines.

Backup and Recovery

Windows 7 Backup and Recovery

Guide to backing up and restoring data in Windows 7.

Backing Up Information

How to back up files, folders, and system settings.

Performing a Recovery

Tools and methods for recovering system data.

Using Windows Recovery Tools

Steps to use built-in Windows recovery utilities.

Using f11 Recovery

Steps to use the f11 key for system recovery.

Using Windows Vista DVD

Instructions for recovery using a Windows Vista DVD.

Windows XP Backup and Recovery

Guide to backing up and restoring data in Windows XP.

Backing Up Information

How to back up files, folders, and system settings.

Performing a Recovery

Tools and methods for recovering system data.

Recovering OS and Programs

Steps to reinstall the OS and factory programs.

Linux Backup and Recovery

Instructions for backing up and recovering Linux systems.

Connector Pin Assignments

Audio-in (Microphone)

Pin assignment details for the microphone input jack.

Audio-out (Headphone)

Pin assignment details for the headphone output jack.

External Monitor

Pin assignments for the VGA external monitor port.

HDMI

Pin assignments for the HDMI port.

RJ-11 (Modem)

Pin assignments for the RJ-11 modem connector.

RJ-45 (Network)

Pin assignments for the RJ-45 network connector.

Universal Serial Bus

Pin assignments for the USB ports.

eSATA/USB

Pin assignments for the eSATA/USB combo port.

Power Cord Set Requirements

Requirements for All Countries and Regions

General requirements for power cord sets.

Requirements for Specific Countries and Regions

Country-specific power cord requirements and agency approvals.

Recycling

Battery Disposal

Guidelines for proper disposal of used batteries.

Display Assembly Disassembly

Instructions for disassembling the display for component access.

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