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HP EliteBook 820 G4 Maintenance And Service Guide

HP EliteBook 820 G4
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Index
A
AC adapter, spare part numbers 23
adapter
spare part numbers 23
antennas
disconnecting 42, 44
audible codes 69
audio, product description 2
audio-out (headphone)/audio-in
(microphone) combo jack,
identifying
5
B
backups 77
battery
removal 35
spare part number 17, 35
battery light 14
beep codes 69
bezel
spare part number 19
BIOS
determining version 72
downloading an update 73
updating 72
Bluetooth card
spare part number 42
Bluetooth label 15
boot order
changing 81
bottom 15
bottom cover
removal 30
spare part number 18, 30
buttons
left pointing stick 8
left TouchPad 8
power 10
right pointing stick 8
right TouchPad 8
C
cable lock docking station, spare part
number 23
cable lock, spare part number 23
caps lock light, identifying 9
case
spare part numbers 23
chipset, product description 1
components
bottom 13
display 7
front 14
left side 6
right side 5
top 8
computer major components 16
Computer Setup
navigating and selecting 71
restoring factory settings 71
connector, power 6
D
display assembly
removal 50
spare part numbers 50
subcomponents 19
display bezel
removal 51
display cable
spare part number 19
display enclosure
spare part number 19
display image, switching 12
display panel
product description 1
removal 52
docking connector, identifying 6, 13
drive light 14
Dual-Mode DisplayPort
identifying 5
E
embedded numeric keypad,
identifying 11
error
codes 69
esc key, identifying 11
ethernet, product description 2
external monitor port 6
F
ngerprint reader assembly
removal 66
spare part number 66
ngerprint reader board
spare part number 18
ngerprint reader, identifying 10
ashing LEDs 69
fn key, identifying 11
function keys
identifying 11
G
graphics
product description 1
H
hard drive
product description 1
removing 36
spare part numbers 22, 36
Hard Drive Hardware Kit
spare part number 22
heat sink
removal 56
spare part numbers 56
heat sink/fan assembly
spare part number 18
hinges
spare part number 19
hot keys
microphone mute 12
Sleep 12
switching screen image 12
using 12
HP PC Hardware Diagnostics (UEFI)
using 75
HP Recovery Manager
correcting boot problems 81
starting 80
HP Recovery media
creating 77
recovery 80
Index 93

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HP EliteBook 820 G4 Specifications

General IconGeneral
Form factorClamshell
Product typeLaptop
Product colorBlack, Silver
Country of originChina
Panel typeUWVA
LED backlightYes
Display surfaceMatt
Display diagonal12.5 \
Native aspect ratio16:9
Maximum internal memory (64-bit)32 GB
Memory slots2x SO-DIMM
Internal memory8 GB
Memory clock speed2133 MHz
Memory form factorSO-DIMM
Internal memory typeDDR4-SDRAM
Memory layout (slots x size)1 x 8 GB
SSD capacityThe Solid State Drive's storage capacity in Gigabytes.
Storage mediaSSD
SSD form factorM.2
Total storage capacity256 GB
Compatible memory cardsSD, SDHC, SDXC
Number of SSDs installed1
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
Number of built-in speakers2
Front camera signal format720p
4G standardLTE
3G standardsEVDO, HSPA+
Wi-Fi standards802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.2
Ethernet LAN data rates10, 100, 1000 Mbit/s
Mobile network generation4G
Charging port typeDC-in jack
USB 2.0 ports quantity0
Pointing deviceTouchpad
Operating system architecture64-bit
HP segmentBusiness
HP Security toolsHP Device Access Manager, HP BIOSphere, HP Sure Start Gen3, HP Client Security Gen3
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 for Microsoft System Center Configuration Manager
HP Software providedHP Hotkey Support, HP Noise Cancellation, HP Workwise, HP Velocity, HP Image Assistant
Battery capacity49 Wh
Number of battery cells3
AC adapter power45 W
Operating altitude-15 - 3048 m
Non-operating altitude-15 - 12192 m
Storage temperature (T-T)-20 - 60 °C
Operating temperature (T-T)5 - 35 °C
Storage relative humidity (H-H)5 - 95 %
Operating relative humidity (H-H)10 - 90 %
Bus typeOPI
SteppingH0
Tjunction100 °C
Processor cache3 MB
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
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
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
Weight and Dimensions IconWeight and Dimensions
Depth218.9 mm
Width310 mm
Height18.9 mm
Weight1260 g

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