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HP LaserJet Pro MFP M426-M427 User Guide - Page 123

Solve problems, Solve wired network problems

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9 Solve problems ● Customer support ● Control panel help system ● Restore the factory-set defaults ● A "Cartridge is low" or "Cartridge is very low" message displays on the printer control panel ● Printer does not pick up paper or misfeeds ● Clear paper jams ● Improve print quality ● Improve copy and scan image quality ● Improve fax image quality ● Solve wired network problems ● Solve wireless network problems ● Solve fax problems For more information: The following information is correct at the time of publication. For current information, see www.hp.com/ support/ljM426MFP, www.hp.com/support/ljM427MFP. HP's all-inclusive help for the printer includes the following information: ● Install and configure ● Learn and use ● Solve problems ● Download software and firmware updates ● Join support forums ● Find warranty and regulatory information ENWW 111

Section	Page
Printer overview	13
Printer views	14
Printer front view	14
Printer back view	15
Control panel view	16
Home screen layout	17
How to use the touchscreen control panel	18
Printer specifications	19
Technical specifications	19
Supported operating systems	20
Mobile printing solutions	22
Printer dimensions	23
Power consumption, electrical specifications, and acoustic emissions	24
Operating environmental range	25
Printer hardware setup and software installation	26
Paper trays	27
Load Tray 1	28
Introduction	28
Tray 1 paper orientation	31
Load Tray 2	32
Introduction	32
Tray 2 paper orientation	34
Load Tray 3	35
Introduction	35
Tray 3 paper orientation	37
Load and print envelopes	38
Introduction	38
Print envelopes	38
Envelope orientation	38
Supplies, accessories, and parts	39
Order supplies, accessories, and parts	40
Ordering	40
Supplies and accessories	40
Customer self-repair parts	40
Replace the toner cartridge	42
Introduction	42
Toner-cartridge information	42
Remove and replace the toner cartridge	43
Print	47
Print tasks (Windows)	48
How to print (Windows)	48
Automatically print on both sides (Windows)	49
Manually print on both sides (Windows)	50
Print multiple pages per sheet (Windows)	50
Select the paper type (Windows)	50
Additional print tasks	52
Print tasks (OS X)	53
How to print (OS X)	53
Automatically print on both sides (OS X)	53
Manually print on both sides (OS X)	53
Print multiple pages per sheet (OS X)	54
Select the paper type (OS X)	54
Additional print tasks	55
Store print jobs on the product to print later or print privately	56
Introduction	56
Before you begin	56
Set up the printer for job storage	56
Step one: Install the USB flash drive	56
Step two: Update the print driver	57
Create a stored job (Windows)	58
Print a stored job	59
Delete a stored job	60
Mobile printing	61
Introduction	61
Wi-Fi Direct and NFC Printing (wireless models only)	61
HP ePrint via email	62
HP ePrint software	63
AirPrint	63
Android embedded printing	63
Use walk-up USB printing	65
Introduction	65
Step one: Access USB files on the printer	65
Step two: Print USB documents	65
Option one: Print documents	65
Option two: Print photos	66
Copy	67
Make a copy	68
Copy on both sides (duplex)	69
Copy on both sides automatically (fdn and fdw models only)	69
Copy on both sides manually	69
Additional copy tasks	70
Scan	71
Scan by using the HP Scan software (Windows)	72
Scan by using the HP Scan software (OS X)	73
Scan to a USB flash drive	74
Set up the Scan to Network Folder feature	75
Introduction	75
Before you begin	75
Method one: Use the Scan to Network Folder Wizard (Windows)	75
Method two: Set up the Scan to Network Folder feature via the HP Embedded Web Server (Windows)	77
Step one: Access the HP Embedded Web Server (EWS)	77
Step two: Configure the Scan to Network Folder feature	77
Set up the Scan to Network Folder feature on a Mac	78
Step one: Access the HP Embedded Web Server (EWS)	78
Method one: Use a Web browser to open the HP Embedded Web Server (EWS)	78
Method two: Use the HP Utility to open the HP Embedded Web Server (EWS)	79
Step two: Configure the Scan to Network Folder feature	79
Scan to a network folder	81
Set up the Scan to E-mail feature	82
Introduction	82
Before you begin	82
Method one: Use the Scan to Email Wizard (Windows)	82
Method two: Set up the Scan to Email feature via the HP Embedded Web Server (Windows)	83
Step one: Access the HP Embedded Web Server (EWS)	84
Step two: Configure the Scan to E-mail feature	84
Step three: Add contacts to the E-mail Address Book	86
Step four: Configure the default E-mail Options	86
Set up the Scan to E-mail feature on a Mac	87
Step one: Access the HP Embedded Web Server (EWS)	87
Method one: Use a Web browser to open the HP Embedded Web Server (EWS)	87
Method two: Use the HP Utility to open the HP Embedded Web Server (EWS)	87
Step two: Configure the Scan to E-mail feature	87
Step three: Add contacts to the E-mail Address Book	89
Step four: Configure the default E-mail Options	89
Scan to email	91
Additional scan tasks	92
Fax	93
Set up to send and receive faxes	94
Before starting	94
Step 1: Identify the phone connection type	94
Step 2: Set up the fax	95
Dedicated phone line	95
Shared voice/fax line	96
Shared voice/fax line with an answering machine	97
Step 3: Configure the fax time, date, and header	98
HP Fax Setup Wizard	99
Printer control panel	99
HP Embedded Web Server (EWS) and HP Device Toolbox (Windows)	99
Step 4: Run a fax test	100
Send a fax	101
Fax from the flatbed scanner	101
Fax from the document feeder	102
Use speed dials and group-dial entries	102
Send a fax from the software	103
Send a fax from a third-party software program, such as Microsoft Word	103
Additional fax tasks	104
Manage the printer	105
Use HP Web Services applications	106
Change the printer connection type (Windows)	107
Advanced configuration with HP Embedded Web Server (EWS) and HP Device Toolbox (Windows)	108
Advanced configuration with HP Utility for OS X	111
Open HP Utility	111
HP Utility features	111
Configure IP network settings	113
Introduction	113
Printer sharing disclaimer	113
View or change network settings	113
Rename the printer on a network	113
Manually configure IPv4 TCP/IP parameters from the control panel	114
Link speed and duplex settings	114
Printer security features	116
Introduction	116
Assign or change the system password using the Embedded Web Server	116
Lock the formatter	116
Energy-conservation settings	117
Introduction	117
Print with EconoMode	117
Set the Sleep/Auto Off After setting	117
Set the Shut Down After delay and configure the printer to use 1 watt or less of power	117
Set the Delay Shut Down setting	118
HP Web Jetadmin	119
Update the firmware	120
Method one: Update the firmware using the control panel	120
Method two: Update the firmware using the Firmware Update Utility	120
Solve problems	123
Customer support	124
Control panel help system	125
Restore the factory-set defaults	126
A “Cartridge is low” or “Cartridge is very low” message displays on the printer control panel	127
Change the “Very Low” settings	127
For printers with fax capability	127
Order supplies	128
Printer does not pick up paper or misfeeds	129
Introduction	129
The printer does not pick up paper	129
The printer picks up multiple sheets of paper	131
The document feeder jams, skews, or picks up multiple sheets of paper	134
Clean the pickup rollers and separation pad in the document feeder	135
Clear paper jams	137
Introduction	137
Experiencing frequent or recurring paper jams?	137
Jam locations	138
Clear paper jams in the document feeder	140
Clear paper jams in Tray 1	143
Clear paper jams in Tray 2	144
Clear paper jams in Tray 3	148
Clear paper jams in the fuser	152
Clear paper jams in the output bin	155
Clear paper jams in the duplexer	158
Improve print quality	160
Introduction	160
Print from a different software program	160
Check the paper-type setting for the print job	160
Check the paper type setting (Windows)	160
Check the paper type setting (OS X)	160
Check toner-cartridge status	161
Clean the printer	162
Print a cleaning page	162
Check the scanner glass for dirt and smudges	162
Visually inspect the toner cartridge	162
Check paper and the printing environment	163
Step one: Use paper that meets HP specifications	163
Step two: Check the environment	163
Step three: Set the individual tray alignment	163
Check the EconoMode settings	164
Try a different print driver	164
Improve copy and scan image quality	166
Introduction	166
Check the scanner glass for dirt and smudges	166
Check the paper settings	166
Check the image adjustment settings	167
Optimize for text or pictures	167
Edge-to-edge copying	167
Clean the pickup rollers and separation pad in the document feeder	168
Improve fax image quality	169
Introduction	169
Check the scanner glass for dirt and smudges	169
Check the send-fax resolution settings	170
Check the error-correction settings	170
Check the fit-to-page setting	170
Clean the pickup rollers and separation pad in the document feeder	170
Send to a different fax machine	172
Check the sender's fax machine	172
Solve wired network problems	173
Introduction	173
Poor physical connection	173
The computer is using the incorrect IP address for the printer	173
The computer is unable to communicate with the printer	173
The printer is using incorrect link and duplex settings for the network	174
New software programs might be causing compatibility problems	174
The computer or workstation might be set up incorrectly	174
The printer is disabled, or other network settings are incorrect	174
Solve wireless network problems	175
Introduction	175
Wireless connectivity checklist	175
The printer does not print after the wireless configuration completes	176
The printer does not print, and the computer has a third-party firewall installed	176
The wireless connection does not work after moving the wireless router or printer	176
Cannot connect more computers to the wireless printer	176
The wireless printer loses communication when connected to a VPN	177
The network does not appear in the wireless networks list	177
The wireless network is not functioning	177
Perform a wireless network diagnostic test	177
Reduce interference on a wireless network	177
Solve fax problems	179
Introduction	179
Fax troubleshooting checklist	179
Solve general fax problems	180
Faxes are sending slowly	180
Fax quality is poor	181
Fax cuts off or prints on two pages	182