Sign In
Upload
Download
Table of Contents
Contents
Add to my manuals
Delete from my manuals
Share
URL of this page:
HTML Link:
Bookmark this page
Add
Manual will be automatically added to "My Manuals"
Print this page
×
Bookmark added
×
Added to my manuals
Manuals
Brands
HP Manuals
Laptop
EliteBook 850 G4
Maintenance and service manual
HP EliteBook 850 G4 Maintenance And Service Manual
Hide thumbs
1
2
3
4
5
6
Table Of Contents
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
page
of
196
Go
/
196
Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 Product Description
2 External Component Identification
Right
Left
Display
Top
Touchpad
Lights
Buttons, Speakers, and Fingerprint Reader
Keys
Using the Hot Keys
Bottom
Front
Labels
3 Illustrated Parts Catalog
Computer Major Components
Display Assembly Subcomponents
Plastics Kit
Mass Storage Devices
Cable Kit
Miscellaneous Parts
4 Removal and Replacement Procedures Preliminary Requirements
Tools Required
Service Considerations
Plastic Parts
Cables and Connectors
Drive Handling
Grounding Guidelines
Electrostatic Discharge Damage
Packaging and Transporting Guidelines
Workstation Guidelines
Equipment Guidelines
5 Removal and Replacement Procedures for Customer Self-Repair Parts
Component Replacement Procedures
Bottom Cover
Battery
Hard Drive
Solid-State Drive (SSD)
Memory Modules
Wlan/Bluetooth Combo Card
WWAN Module
RTC Battery
Keyboard
6 Removal and Replacement Procedures for Authorized Service Provider Parts
Component Replacement Procedures
Internal Base Plate
Heat Sink/Fan Assembly
Fingerprint Reader Assembly
Touchpad Board
NFC Module
Smart Card Reader Board
Usb/Audio Board
System Board
Speaker Assembly
Display Assembly
Power Button Board
Top Cover
7 Interpreting System Validation Diagnostic Front Panel Leds and Audible Codes
8 Troubleshooting Guide
Resources
General Troubleshooting Steps
Identify the Issue
Boot up Sequence
Failure Classification
Understand the Issue
Examine the Environment
Manually Updating BIOS and Drivers
Perform a Visual Inspection of Hardware
Remotely Deploying BIOS and Drivers
Update BIOS and Drivers
Analyze the Issue
Remove or Uninstall Recently Added Hardware, Software
HP Hardware Diagnostics and Tools
HP PC Hardware Diagnostics (UEFI)
HP Support Assistant (HPSA)
HP BIOS Configuration Utility (BCU)
HP Image Diagnostic Tool
HP Thermal Monitor
Non HP Diagnostics Tools
Status Lights
Status Lights, Blinking Light Codes, Troubleshooting Lights, and POST Error Messages
Blinking Light Codes
POST Error Messages
Power Good (Troubleshooting) Lights
Resolve the Issue
Hard Reset
Reseat Cables and Connections
Soft Reset (Default Settings)
Essential Hardware Configuration
Test with Minimum Configuration
Replace the System Board
Safe Mode
Test with Verified Working Configuration (Hardware And/Or Operating System)
Verify Solution
Helpful Hints
At Startup
During Operation
Consulting with HP Service
Common Issues and Possible Solutions
Power-On Issues
No Power
Intermittent Power-On, Shutdown, Reboot
AC Adapter Issue
Battery Not Recognized, Not Charging
Battery Discharges too Fast
Burnt Smell
Post
No Video (with Power)
Blinking Lights
Diagnostics Error Messages
BIOS Password
Performance (OS)
Intermittent Shutdown
Blue Screen
Freeze at Windows Logo (Hang/Lockup)
Electromagnetic Interference (EMI)
No Wake up
Unresponsive
Slow Performance
HP Smart Adapter Warning Message
Incorrect Time and Date
Display
Display Anomalies
Symptom
HP PC Hardware Diagnostics (UEFI) for Video Test
Quick Check
Display Assembly Diagram
Dead Pixel
No Video (Internal)
No Video (External)
Displayport/Vga
Hdmi
No or Bad External Video Via Docking
Incorrect or Missing Color/Distorted Image
Touch Screen
I/O Devices
Keyboard
Keyboard Point Stick
Keyboard Backlight
Touchpad
Network Connectivity Ethernet (RJ-45 Jack)
Network Connectivity Wireless (WLAN)
Wwan
Usb
Smart Card Reader
Speaker, Headphone - Audio Issues
Thunderbolt (TB)
Storage
Hard Drive/Solid-State Drive Not Recognized
No Boot to Operating System (no Read/Write Error)
Blue Screen (BSOD) Error
Read-Write Error
Slow Performance
Noisy Hard Drive
Fan Error Message - 90B
Mechanical
Noise (Sound)
Fan Runs Constantly
Stuck Power Button
Thermal Shutdown (Hot)
Additional Information
Acronyms
BIOS Recovery Code Unable to Find Valid BIOS Recovery Image
Blinking Lights and Boot Error Codes
Memory Module Error
Processor Not Executing Code
Failure - System Board Error
Graphics Controller Error (no Controller)
Intel Trusted Execution Technology (TXT) Error
Sure Start Unable to Find Valid BIOS Boot Block Image
POST Error Messages and User Actions
Sure Start Has Identified a Problem (Manual Recovery Policy Set)
Bug Check Symbolic Names
Common Blue Screen Error Messages
Error Message List
Routine Maintenance for Performance Improvement
Microsoft General Troubleshooting of Windows Bug Check Codes
Use Windows Debugging Tool
Windows Software Development Kit (SDK)
Display Issue: Pixel Anomalies
Cable Management
Connector Types
9 Computer Setup (BIOS), TPM, and HP Sure Start
Using Computer Setup
Starting Computer Setup
Navigating and Selecting in Computer Setup
Restoring Factory Settings in Computer Setup
Updating the BIOS
Determining the BIOS Version
Downloading a BIOS Update
Changing the Boot Order Using the F9 Prompt
TPM BIOS Settings (Select Products Only)
Using HP Sure Start (Select Products Only)
10 Using HP PC Hardware Diagnostics (UEFI)
Downloading HP PC Hardware Diagnostics (UEFI) to a USB Device
11 Backup and Recovery
Creating Recovery Media and Backups
Creating HP Recovery Media (Select Products Only)
Using Windows Tools
Restore and Recovery
Recovering Using HP Recovery Manager
What You Need to Know before You Get Started
Using HP Recovery Media to Recover
Using the HP Recovery Partition (Select Products Only)
Changing the Computer Boot Order
Removing the HP Recovery Partition (Select Products Only)
12 Specifications
Computer Specifications
39.6-CM (15.6-In) Display Specifications
Solid-State Drive Specifications
Hard Drive Specifications
13 Power Cord Set Requirements
Requirements for All Countries
Requirements for Specific Countries and Regions
14 Statement of Memory Volatility
Nonvolatile Memory Usage
Questions and Answers
Using HP Sure Start (Select Models Only)
15 Recycling
Index
Advertisement
Quick Links
Download this manual
HP EliteBook 850 G4 Notebook PC
HP ZBook 15u G4 Mobile Workstation
Maintenance and Service Guide
Table of
Contents
Previous
Page
Next
Page
1
2
3
4
5
Advertisement
Table of Contents
Troubleshooting
Troubleshooting guide
94
Resources
95
Status lights, blinking light codes, troubleshooting lights, and POST error messages
104
Power Good (Troubleshooting) lights
106
Microsoft general troubleshooting of Windows bug check codes
160
Need help?
Do you have a question about the EliteBook 850 G4 and is the answer not in the manual?
Ask a question
Questions and answers
Related Manuals for HP EliteBook 850 G4
Laptop HP EliteBook 820 G1 Quickspecs
Hp elitebook 820 g1 notebook pc; hp elitebook 840 g1 notebook pc; hp elitebook 850 g1 notebook pc (63 pages)
Laptop HP EliteBook 840 G1 Service Manual
Notebook pc & mobile workstation (175 pages)
Laptop HP EliteBook 820 G1 Overview
Hp elitebook notebook pc (61 pages)
Laptop HP EliteBook 740 G1 Maintenance And Service Manual
(166 pages)
Laptop HP EliteBook 850 G2 Quickspecs
Notebook pc (49 pages)
Laptop HP ZBook 15u G3 Maintenance And Service Manual
(216 pages)
Laptop HP ZBook 15u G3 Maintenance And Service Manual
(137 pages)
Laptop HP EliteBook 820 G3 Quickspecs
Notebook pc (54 pages)
Laptop HP L3C64AV Maintenance And Service Manual
Mobile workstation/notebook pc (216 pages)
Laptop HP EliteBook 840 G3 Maintenance And Service Manual
Notebook pc (122 pages)
Laptop HP EliteBook 850 G5 Notebook PC Maintenance And Service Manual
(122 pages)
Laptop HP EliteBook 850 G6 Product End-Of-Life Disassembly Instructions
(30 pages)
Laptop HP EliteBook 850 G6 Maintenance And Service Manual
Notebook pc (116 pages)
Laptop HP EliteBook 850 G7 Maintenance And Service Manual
(109 pages)
Laptop HP ProBook 6560b Maintenance And Service Manual
Notebook pc (164 pages)
Laptop HP EliteBook 8460p Specification
Notebook pc (47 pages)
This manual is also suitable for:
Zbook 15u g4
Table of Contents
Save PDF
Print
Rename the bookmark
Delete bookmark?
Delete from my manuals?
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL
Need help?
Do you have a question about the EliteBook 850 G4 and is the answer not in the manual?
Questions and answers