HP EliteBook 840r G4 Maintenance And Service Manual page 109

HP PC Hardware Diagnostics UEFI
downloading 76
starting 76
using 75
HP PC Hardware Diagnostics Windows
downloading 74
installing 75
using 74
HP Recovery Manager
correcting boot problems 83
starting 82
HP Recovery media
recovery 82
using 80
HP Recovery partition
recovery 82
removing 83
HP Sure Start 96
I
internal base plate
removal 48
spare part number 19, 48
internal microphones, identifying 8
J
jacks
audio-out (headphone)/audio-in
(microphone) combo 6
network 7
RJ-45 (network) 7
K
keyboard
product description 3
removal 43
spare part number 19
spare part numbers 43
keyboard backlight
action key 13
keypad
embedded numeric 12
keys
action 13
esc 12
fn 12
num lock 12
Windows 12
Windows application 12
L
labels
Bluetooth 17
regulatory 17
serial number 16
service 16
wireless certification 17
WLAN 17
left side components 7
lights
AC adapter and battery 15
battery 15
camera 8
caps lock 10
drive 15
microphone mute 10
num lock 10
power 10, 15
RJ-45 (network) 7
TouchPad 10
wireless 10, 15
M
M.2 solid-state drive
specifications 86
memory
nonvolatile 91
product description 1
volatile 91
memory card reader, identifying 14
memory module
removal 37
spare part number 19
spare part numbers 37
microphone
product description 2
microphone module
spare part number 21
microphone mute key, identifying
13
microphone mute light, identifying
10
MicroSD memory card reader,
identifying 14
minimized image recovery 82
minimized image, creating 81
model name 1
N
network jack, identifying 7
NFC module
removal 57
spare part number 19, 57
NFC tapping area, identifying 9
nonvolatile memory 91
num lock light 10
O
operating system, product
description 4
original system recovery 81
P
pointing device, product
description 3
pointing stick, identifying 9
ports
Dual-Mode DisplayPort 6
external monitor 7
product description 3
USB 3.x SuperSpeed 7
USB 3.x SuperSpeed port with HP
Sleep and Charge 7
USB Type-C SuperSpeed 6
power button board
spare part number 19
power button board assembly
removal 54
spare part number 54
power button, identifying 11
power connector
identifying 7
power cord
set requirements 89
power lights 10, 15
power requirements, product
description 4
processor 1
product description
audio 2
chipset 1
display panel 1
ethernet 2
external media cards 3
hard drive 2
keyboard 3
M.2 storage 2
memory 1
microphone 2
operating system 4
Index 99