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HP ProBook 630 Maintenance and Service Guide - Page 103

Speaker, headphone - audio issues, Table 7-42

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Table 7-42 Issues, possible causes, and fixes (continued) Items Procedures IMPORTANT: If the card reader has an in-use indicator light, do not insert or remove memory cards while the light is flashing. Doing so might cause loss of data on the card or might permanently damage the card reader. Speaker, headphone - audio issues Use this information to troubleshoot audio issues. Table 7-43 Issues, possible causes, and fixes Items Procedures Symptoms ● No sound from external or internal speakers ● Distorted sound, too soft, too loud, intermittent Possible causes Volume turned down, sound card not recognized, malfunctioning hardware, electronic interference. Troubleshooting steps 1. Remove any device connected to the audio jack to enable the internal speaker. 2. Close all open programs. 3. Adjust volume by pressing fn + f6 or f7. Be sure that volume button light is not amber (mute). - or - Adjust Windows volume control by clicking the speaker icon on the Windows taskbar. Be sure that the sound is not muted. 4. Verify that the sound card is detected in Windows Device Manager. 5. Reinstall the latest audio driver. 6. Test audio device using HP PC Hardware Diagnostics (UEFI) tool (f2 > Component Tests > Audio). 7. Test with a verified working operating system. If issue is resolved, restore full operating system. 8. Test with verified working external speakers or headset. 9. Reseat internal speaker connections. Common issues and possible solutions 91

Section	Page
Product description	13
Components	17
Right	17
Rear	18
Left	18
Display	19
Bottom	20
Button, speakers, and fingerprint reader	20
Illustrated parts catalog	22
Computer major components	22
Display assembly subcomponents	25
Mass storage devices	26
Miscellaneous parts	27
Removal and replacement procedures preliminary requirements	30
Tools required	30
Service considerations	30
Plastic parts	30
Cables and connectors	30
Drive handling	30
Workstation guidelines	31
Electrostatic discharge information	31
Generating static electricity	32
Preventing electrostatic damage to equipment	32
Personal grounding methods and equipment	33
Grounding the work area	33
Recommended materials and equipment	33
Packaging and transporting guidelines	34
Removal and replacement procedures for Customer Self-Repair parts	35
Component replacement procedures	35
Preparation for disassembly	35
Bottom cover	35
Battery	36
Memory modules	38
WLAN module	39
Solid-state drive	41
Removal and replacement procedures for authorized service provider parts	43
Component replacement procedures	43
Preparation for disassembly	43
Fan	43
Heat sink	44
Speakers	45
Fingerprint reader board	46
NFC module	47
Touchpad	48
RTC battery	49
System board	50
Display assembly	52
Keyboard with top cover	58
Troubleshooting guide	60
Resources	60
General troubleshooting steps	61
Identify the issue	61
1. Understand the issue	61
Boot up sequence	61
Failure classification	62
Failure classification by boot-up sequence	63
Failure classification by hardware devices	63
2. Examine the environment	64
3. Perform a visual inspection of hardware	64
4. Update BIOS and drivers	64
Manually updating BIOS and drivers	64
Remotely deploying the BIOS and drivers	65
Analyze the issue	65
5. Remove or uninstall recently added hardware, software	65
6. HP Hardware Diagnostics and Tools	65
HP PC Hardware Diagnostics (UEFI)	65
HP BIOS Configuration Utility (BCU)	67
HP Image Diagnostic Tool	67
HP Thermal Monitor	67
Non HP diagnostics tools	67
7. Status lights, blinking light codes, troubleshooting lights, and POST error messages	67
Status lights	68
Blinking light codes	68
POST error messages	69
Resolve the issue	70
8. Hard reset	70
9. Soft reset (Default Settings)	71
10. Reseat cables and connections	71
11. Test with minimum configuration	72
Essential hardware configuration	72
Safe mode	73
12. Test with verified working configuration (hardware or operating system)	73
13. Replace the system board	73
Verify solution	74
Helpful Hints	74
At startup	74
During operation	75
Consulting with HP Service	76
Common issues and possible solutions	76
Power-on issues	76
No power	76
Intermittent power-on, shutdown, reboot	78
AC adapter issue	79
Battery not recognized, not charging	80
Battery discharges too fast	81
Burnt smell	82
POST	82
No video (with power)	82
Blinking lights	84
Diagnostic error messages	84
BIOS password	85
Performance (OS)	85
Intermittent shutdown	85
Blue screen	87
Freeze at Windows Logo (hang or lockup)	87
Electromagnetic Interference (EMI)	88
No wake up	88
Unresponsive	89
Slow performance	90
HP Smart Adapter warning message	90
Incorrect time and date	91
Display	91
Display anomalies	91
Symptom	91
Quick check	92
HP PC Hardware Diagnostics (UEFI) for video test	93
Display assembly diagram	93
Dead pixel	93
No video (internal)	94
No video (external)	94
DisplayPort/VGA	95
HDMI	95
No or bad external video via docking	95
Incorrect or missing color/distorted image	96
Touch screen	96
I/O devices	97
Keyboard	97
Keyboard pointing stick (select products only)	98
Keyboard backlight	99
Touchpad	99
Network connectivity (RJ-45 jack)	100
Network connectivity wireless (WLAN)	100
WWAN	101
USB	101
Smart card reader	102
Speaker, headphone - audio issues	103
Thunderbolt (TB)	104
Storage	105
Hard drive or solid-state drive not recognized	106
No boot to operating system (no read-write error)	107
Read-write error	107
Slow performance	108
Blue screen (BSOD) error	108
Noisy hard drive	109
Mechanical	109
Noise (sound)	109
Fan runs constantly	110
Thermal shutdown (hot)	111
Additional information	112
Acronyms	112
Blinking lights and boot error codes	113
Processor not executing code	113
BIOS recovery code unable to find valid BIOS recovery image	113
Memory module error	114
Graphics Controller Error (No Controller)	114
Failure System Board Error	114
Intel Trusted Execution Technology (TXT) Error	114
Sure Start unable to find valid BIOS Boot Block image	115
Sure Start has identified a problem (Manual Recovery Policy Set)	115
POST error messages and user actions	115
Routine maintenance for performance improvement	117
Common blue screen error messages	118
Error message list	118
Bug check symbolic names	118
Microsoft general troubleshooting of Windows bug check codes	118
Use Windows Debugging Tool	119
Windows Software Development Kit (SDK)	119
Display issue: pixel anomalies	122
Cable management	123
Connector types	124
Flex cable	124
Horizontal cable insertion	125
Multiple-pin horizontal connector (LVDS cable to display panel)	125
Multiple-pin vertical connector (LVDS cable to system board)	125
Using Setup Utility (BIOS)	127
Starting Setup Utility (BIOS)	127
Updating Setup Utility (BIOS)	127
Determining the BIOS version	127
Preparing for a BIOS update	128
Downloading a BIOS update	128
Installing a BIOS update	128
Backing up, restoring, and recovering	130
Backing up information and creating recovery media	130
Using Windows tools for backing up	130
Using the HP Cloud Recovery Download Tool to create recovery media (select products only)	130
Restoring and recovering your system	130
Creating a system restore	131
Restoring and recovery methods	131
Recovering using HP Recovery media	131
Changing the computer boot order	131
Using HP Sure Recover (select products only)	132
Using HP PC Hardware Diagnostics	133
Downloading the HP PC Hardware Diagnostics Windows from the Microsoft Store	133
Customizing Remote HP PC Hardware Diagnostics UEFI settings	133
Specifications	134
33.78 cm (13.3 in) display specifications	134
Solid-state drive specifications	134
Solid-state drive specifications (SATA-3)	135
Statement of memory volatility	136
Current BIOS steps	136
Nonvolatile memory usage	138
Questions and answers	140
Using HP Sure Start (select products only)	141
Power cord set requirements	142
Requirements for all countries	142
Requirements for specific countries and regions	142
Recycling	144