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HP EliteBook 850 G4 User Manual

HP EliteBook 850 G4
196 pages
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No video (external)
Symptom
No image on external monitor
Possible causes
External monitor, resolution, display conguration, drivers.
Troubleshooting steps
1. Be sure external monitor is compatible with the computer.
2. Be sure that external monitor is turned on.
3. Press any key to get out power saving mode.
4. Adjust the brightness of the monitor.
5. Test with a veried working monitor.
6. Test the monitor via internal ports (VGA, DP ports).
7. Install latest video driver.
8. Reset the screen resolution as described in the documentation.
9. Congure display choice, and then force output to external video by closing the
notebook lid or pressing Fn + F4 to switch screen output.
DisplayPort/VGA
See No video (external) on page 122.
HDMI
Symptoms
Display issue
Sound issue
Possible causes
Cable, connection, settings.
Troubleshooting steps
Quick Check
1. Verify HDMI device input source is set correctly (i.e., HDMI1).
2. Be sure you are using the correct HDMI cable.
3. Check connection and reconnect the HDMI cable.
4. Verify if sound output is congured correctly in Control Panel > Sound Manager.
1. Perform hard reset (4. Update BIOS and drivers on page 87).
2. Update BIOS and drivers (4. Update BIOS and drivers on page 87) when sound is heard but
no video on HDTV.
References HP Notebook PCs - Troubleshooting HDMI Display and Sound Issues
122 Chapter 8 Troubleshooting guide

Table of Contents

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HP EliteBook 850 G4 Specifications

General IconGeneral
Form factorClamshell
Product typeLaptop
Product colorSilver
Country of originChina
Bus typeOPI
SteppingH0
Tjunction100 °C
Processor cache3 MB
Processor cores2
Processor modeli5-7200U
System bus rate4 GT/s
Processor familyIntel® Core™ i5
Processor socketBGA 1356
Processor threads4
Processor codenameKaby Lake
Configurable TDP-up25 W
Processor frequency2.5 GHz
Processor cache typeSmart Cache
Configurable TDP-down7.5 W
Processor lithography14 nm
Processor manufacturerIntel
PCI Express slots version3.0
Processor boost frequency3.1 GHz
Processor operating modes64-bit
ECC supported by processorNo
PCI Express configurations1x2+2x1, 1x4, 2x2, 4x1
Thermal Design Power (TDP)15 W
Configurable TDP-up frequency2.7 GHz
Configurable TDP-down frequency0.8 GHz
Maximum number of PCI Express lanes12
Numeric keypadYes
Pointing deviceTouchpad
Memory slots2x SO-DIMM
Internal memory8 GB
Memory clock speed2133 MHz
Internal memory typeDDR4-SDRAM
Maximum internal memory32 GB
Memory layout (slots x size)1 x 8 GB
SSD capacityThe Solid State Drive's storage capacity in Gigabytes.
SSD interfacePCI Express
Storage mediaSSD
Total storage capacity256 GB
Compatible memory cardsSD, SDHC, SDXC
Number of SSDs installed1
Display diagonal15.6 \
Native aspect ratio16:9
On-board graphics card ID0x5916
Discrete graphics card modelNot available
On-board graphics card modelIntel® HD Graphics 620
On-board graphics card familyIntel® HD Graphics
On-board graphics card OpenGL version4.4
On-board graphics card base frequency300 MHz
On-board graphics card DirectX version12.0
On-board graphics card dynamic frequency (max)1000 MHz
Battery capacity51 Wh
Battery life (max)14.7 h
Number of battery cells3
AC adapter power45 W
Wi-Fi standards802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.2
Top Wi-Fi standardWi-Fi 5 (802.11ac)
Ethernet LAN data rates10, 100, 1000 Mbit/s
Charging port typeDC-in jack
USB 2.0 ports quantity0
Sustainability certificatesENERGY STAR
Processor codeSR2ZU
Processor ARK ID95443
Processor package size42 x 24 mm
Supported instruction setsAVX 2.0, SSE4.1, SSE4.2
Intel Identity Protection Technology version1.00
Intel Stable Image Platform Program (SIPP) version0.00
Intel segment taggingHome Office, Small Business
HP segmentBusiness
HP Management toolsHP Driver Packs, HP SoftPaq Download Manager (SDM), HP System Software Manager (SSM), HP BIOS Config Utility (BCU), HP Client Catalog, HP Management Integration Kit, HP Device Access Manager, HP BIOSphere, HP Sure Start, HP Client Security
HP Software providedHP ePrint Driver+JetAdvantage, HP Hotkey Support, HP Noise Cancellation, HP Workwise, HP Velocity
Harmonized System (HS) code84713000
Weight and Dimensions IconWeight and Dimensions
Depth257.7 mm
Width383.6 mm
Height19.4 mm
Weight1840 g

Summary

Illustrated Parts Catalog

Removal and Replacement Preliminary Requirements

Tools and Service Considerations

Lists necessary tools and outlines important considerations before disassembly and assembly.

Grounding Guidelines

Provides instructions on how to prevent electrostatic discharge damage.

Customer Self-Repair Procedures

Component Replacement Procedures Overview

Details steps for removing and replacing various user-serviceable computer components.

Bottom Cover Replacement

Details the steps for removing and replacing the computer's bottom cover.

Authorized Service Provider Procedures

Component Replacement Procedures Overview (Authorized)

Details steps for removing and replacing components accessible only by authorized providers.

Interpreting Diagnostic LEDs and Audible Codes

Troubleshooting Guide

General Troubleshooting Methodology

Provides a systematic approach to diagnosing and resolving computer issues.

HP Diagnostic Tools and Resources

Introduces HP diagnostic tools and other resources for hardware failure analysis.

Issue Resolution Steps

Provides methods for resolving identified computer issues, including resets and configuration changes.

Computer Setup (BIOS) and Configuration

Updating the BIOS

Provides instructions on how to update the computer's BIOS.

Using HP PC Hardware Diagnostics (UEFI)

Download UEFI Diagnostics to USB

Explains how to download and create a bootable USB for HP PC Hardware Diagnostics.

Backup and Recovery Procedures

Restore and Recovery Options

Provides options for restoring, refreshing, and resetting the computer.

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