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HP OfficeJet Pro 8020 User Guide - Page 158

Fix print quality issues, Setup, Printer Maintenance, Clean Printhead

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3. With the printer turned on, disconnect the power cord from the back of the printer. 4. Unplug the power cord from the wall outlet. 5. Wait at least 15 seconds. 6. Plug the power cord back into the wall outlet. 7. Reconnect the power cord to the back of the printer. 8. If the printer does not turn on by itself, press the Power button to turn on the printer. 9. Try using the printer again. Fix print quality issues NOTE: To avoid print quality problems, always turn the printer off using the Power button, and wait until the Power button light goes out before you pull the plug or turn off a power strip. This allows the printer to move the cartridges to a capped position, where they are protected from drying out. To improve print quality from the printer display 1. Clean the printhead from the printer software To clean the printhead from the printer display a. Load Letter, A4, or Legal unused plain white paper into the input tray. b. From the printer control panel, touch or swipe down the tab at the top of the screen to open the Dashboard, and then touch ( Setup ). c. Touch Printer Maintenance , select Clean Printhead, and then follow the onscreen instructions. 2. Make sure you are using original HP cartridges. 3. Make sure you have selected the appropriate paper type and print quality. 4. Check the estimated ink levels to determine if the cartridges are low on ink. For more information, see Check the estimated ink levels. If the cartridges are low on ink, consider replacing them. 5. Align the printhead. To align the printhead from the printer display a. Load Letter, A4, or Legal unused plain white paper into the input tray. b. From the printer control panel, touch or swipe down the tab at the top of the screen to open the Dashboard, and then touch ( Setup ). c. Touch Printer Maintenance , touch Align Printhead, and then follow the onscreen instructions. 6. Print a diagnostics page if the cartridges are not low on ink. 152 Chapter 9 Solve a problem ENWW

Section	Page
Get started	7
Accessibility	8
HP EcoSolutions (HP and the Environment)	9
Power Management	9
Quiet Mode	10
Optimize Printing Supplies	11
Understand the printer parts	12
Top and front view	12
Printing supplies area	13
Back view	13
Use the printer control panel	15
Lift the control panel	15
Overview of buttons and lights	15
Function buttons	16
Dashboard icons	16
Change printer settings	17
Paper basics	19
Recommended papers for printing	19
Order HP paper supplies	20
Tips for selecting and using paper	21
Load paper	22
Load an original on the scanner glass	32
Load an original in the document feeder	34
Update the printer	35
Open the HP printer software (Windows)	36
Use the HP Smart app to print, scan, and troubleshoot from an iOS, Android, or Windows 10 device	37
Turn the printer off	38
Print	39
Print using a computer	40
Print documents	40
Print brochures	41
Print on envelopes	41
Print photos	42
Print on special and custom-size paper	43
Print on both sides (duplexing)	44
Print using a Mac desktop or laptop	45
Print using the HP Smart app	46
Print with mobile devices	47
Print from mobile devices	47
Tips for successful printing	48
Ink tips	48
Paper loading tips	48
Printer settings tips	49
Copy and scan	50
Copy	51
Scan	52
Scan to a computer	52
Scan to a memory device	53
Scan to email	53
Scan to email through Scan function	53
Set up Scan to Email	53
Scan a document or photo to email	54
Scan using HP Smart	54
Scan from a Windows 10 device	54
Scan from an Android or iOS device	56
Scan using Webscan	56
Create a new scan shortcut (Windows)	57
Change scan settings (Windows)	57
Tips for copy and scan success	59
Fax	60
Send a fax	61
Send a standard fax	61
Send a standard fax from the computer	61
Send a fax from a phone	62
Send a fax using monitor dialing	62
Send a fax using printer memory	63
Send a fax to multiple recipients	64
Send a fax in Error Correction Mode	64
Receive a fax	66
Receive a fax manually	66
Set up backup fax	67
Reprint received faxes from memory	67
Forward faxes to another number	68
Set automatic reduction for incoming faxes	68
Block unwanted fax numbers	69
Receive faxes using HP Digital Fax	70
Set up phone book contacts	71
Create and edit a phone book contact	71
Create and edit a group phone book contact	71
Delete phone book contacts	72
Change fax settings	74
Configure the fax header	74
Set the answer mode (Auto answer)	74
Set the number of rings before answering	75
Change the answer ring pattern for distinctive ring	75
Set the dial type	76
Set the redial options	76
Set the fax speed	76
Set the fax sound volume	77
Fax and digital phone services	78
Fax on Voice over Internet Protocol	79
Use reports	80
Print fax confirmation reports	80
Print fax error reports	81
Print and view the fax log	81
Clear the fax log	82
Print the details of the last fax transaction	82
Print a Caller ID Report	82
View the Call History	82
Additional fax setup	84
Set up faxing (parallel phone systems)	84
Select the correct fax setup for your home or office	85
Case A: Separate fax line (no voice calls received)	87
Case B: Set up the printer with DSL	88
Case C: Set up the printer with a PBX phone system or an ISDN line	89
Case D: Fax with a distinctive ring service on the same line	89
Case E: Shared voice/fax line	91
Case F: Shared voice/fax line with voice mail	92
Case G: Fax line shared with computer modem (no voice calls received)	93
Set up the printer with a computer dial-up modem	93
Set up the printer with a computer DSL/ADSL modem	94
Case H: Shared voice/fax line with computer modem	96
Shared voice/fax with computer dial-up modem	96
Shared voice/fax with computer DSL/ADSL modem	98
Case I: Shared voice/fax line with answering machine	99
Case J: Shared voice/fax line with computer modem and answering machine	101
Shared voice/fax line with computer dial-up modem and answering machine	101
Shared voice/fax line with computer DSL/ADSL modem and answering machine	103
Case K: Shared voice/fax line with computer dial-up modem and voice mail	105
Test fax setup	107
Web Services	108
What are Web Services?	109
Set up Web Services	110
Use Web Services	112
HP ePrint	112
Print apps	112
Remove Web Services	114
Work with cartridges	115
Information on cartridges and the printhead	116
Some color ink is used even when printing with black cartridge only	117
Check the estimated ink levels	118
Replace the cartridges	119
Order cartridges	123
Store printing supplies	124
Anonymous usage information storage	125
Cartridge warranty information	126
Network setup	127
Set up the printer for wireless communication	128
Before you begin	128
Set up the printer on your wireless network	128
Connect your printer by using the HP Smart app	129
Change the connection type	129
Test the wireless connection	130
Turn on or off the wireless capability of the printer	131
Change network settings	132
Use Wi-Fi Direct	134
Printer management tools	137
Toolbox (Windows)	138
Embedded web server	139
About cookies	139
Open the embedded web server	139
Embedded web server cannot be opened	140
Solve a problem	142
Get help with HP online troubleshooting	143
Get help from the printer control panel	144
Get help from the HP Smart app	145
Get help in this guide	146
Jams and paper-feed issues	146
Clear a paper jam	146
Clear a print carriage jam	153
Learn how to avoid paper jams	153
Solve paper-feed problems	154
Printing issues	154
Fix problems with page not printing (unable to print)	155
Fix print quality issues	158
Copy and scan issues	160
Fax issues	160
Run the fax test	160
What to do if the fax test failed	161
Troubleshoot fax problems	165
The display always shows Phone Off Hook	166
The printer is having problems sending and receiving faxes	166
The printer cannot receive faxes, but can send faxes	167
The printer cannot send faxes, but can receive faxes	168
Fax tones are recorded on my answering machine	169
The computer cannot receive faxes (HP Digital Fax)	169
Network and connection issues	169
Fix wireless connection	169
Fix Wi-Fi Direct connection	170
Fix Ethernet connection	170
Printer hardware issues	170
Understand printer reports	172
Printer status report	172
Network configuration page	172
Print quality report	172
Wireless test report	173
Web access test report	173
Solve problems using Web Services	174
Maintain the printer	175
Clean the scanner glass	175
Clean the exterior	176
Clean the document feeder	176
Maintain the printhead and cartridges	177
Restore original factory defaults and settings	179
HP support	181
Technical information	182
Specifications	183
Regulatory notices	186
Regulatory Model Number	186
FCC statement	186
Notice to users in Korea	187
VCCI (Class B) compliance statement for users in Japan	187
Power cord instructions	187
Notice to users in Japan about the power cord	187
Noise emission statement for Germany	187
European Union Regulatory Notice	188
Products with wireless functionality	188
Visual display workplaces statement for Germany	188
Notice to users of the U.S. telephone network: FCC requirements	189
Notice to users of the Canadian telephone network	190
Notice to users of the German telephone network	190
Australia wired fax statement	190
Regulatory information for wireless products	191
Exposure to radio frequency radiation	191
Notice to users in Canada (5 GHz)	191
Notice to users in Taiwan (5 GHz)	191
Notice to users in Serbia (5 GHz)	192
Notice to users in Thailand (5 GHz)	192
Notice to users in Brazil	192
Notice to users in Canada	192
Notice to users in Taiwan	193
Notice to users in Mexico	193
Notice to users in Japan	193
Environmental product stewardship program	194
Eco-Tips	194
Paper	195
Plastics	195
European Union Commission Regulation 1275/2008	195
Safety data sheets	195
Chemical substances	195
EPEAT	195
SEPA Ecolabel User Information (China)	195
Recycling program	195
HP inkjet supplies recycling program	196
Battery disposal in Taiwan	196
California Perchlorate Material Notice	196
European Union Battery Directive	196
Battery notice for Brazil	196
Power consumption	196
China Energy Label for Printer, Fax and Copier	197
Disposal of waste equipment by users	198
Waste disposal for Brazil	198
The Table of Hazardous Substances/Elements and their Content (China)	199
Regulation on the Control of Waste Electrical and Electronic Equipment (Turkey)	199
Restriction of hazardous substance (India)	199
Declaration of the Presence Condition of the Restricted Substances Marking (Taiwan)	200