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HP Color LaserJet Pro MFP M277 User Guide - Page 133

Improve copy and scan image quality, Introduction, Check the scanner glass for dirt and smudges

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Improve copy and scan image quality Introduction If the product is having image quality problems, try the following solutions in the order presented to resolve the issue. ● Check the scanner glass for dirt and smudges ● Eliminate lines or streaks when using the document feeder ● Check the paper settings ● Check the image adjustment settings ● Optimize for text or pictures ● Check the scanner resolution and color settings on the computer ● Edge-to-edge copying ● Clean the pickup rollers and separation pad in the document feeder Try these few simple steps first: ● Use the flatbed scanner rather than the document feeder. ● Use high-quality originals. ● When using the document feeder, load the original document into the feeder correctly, using the paper guides, to avoid unclear or skewed images. If the problem still exists, try these additional solutions. If they do not fix the problem, see "Improve print quality" for further solutions. Check the scanner glass for dirt and smudges Over time, specks of debris might collect on the scanner glass and white plastic backing, which can affect performance. Use the following procedure to clean the scanner. 1. Press the power button to turn the product off, and then disconnect the power cable from the electrical outlet. 2. Open the scanner lid. 3. Clean the scanner glass and the white plastic backing underneath the scanner lid with a soft cloth or sponge that has been moistened with nonabrasive glass cleaner. CAUTION: Do not use abrasives, acetone, benzene, ammonia, ethyl alcohol, or carbon tetrachloride on any part of the product; these can damage the product. Do not place liquids directly on the glass or platen. They might seep and damage the product. 4. Dry the glass and white plastic parts with a chamois or a cellulose sponge to prevent spotting. 5. Connect the power cable to an outlet, and then press the power button to turn the product on. ENWW Improve copy and scan image quality 123

Section	Page
Product overview	11
Product views	12
Product front view	12
Product back view	13
Control-panel view	14
Home screen layout	15
How to use the touchscreen control panel	16
Product specifications	17
Introduction	17
Technical specifications	17
Supported operating systems	18
Mobile printing solutions	19
Product dimensions	21
Power consumption, electrical specifications, and acoustic emissions	22
Operating-environment range	22
Product hardware setup and software installation	23
Paper trays	25
Load paper into the single-sheet slot (Tray 1)	26
Introduction	26
Load paper into the single-sheet priority feed slot	26
Load an envelope in the single-sheet priority feed slot (Tray 1)	27
Tray 1 paper orientation	29
Load paper into Tray 2	30
Introduction	30
Load paper into Tray 2	30
Load envelopes in Tray 2	32
Tray 2 paper orientation	35
Supplies, accessories, and parts	37
Order supplies, accessories, and parts	38
Ordering	38
Supplies and accessories	38
Customer self-repair parts	38
Replace the toner cartridges	40
Introduction	40
Remove and replace the toner cartridges	41
Print	47
Print tasks (Windows)	48
How to print (Windows)	48
Automatically print on both sides (Windows)	49
Manually print on both sides (Windows)	49
Print multiple pages per sheet (Windows)	50
Select the paper type (Windows)	50
Print tasks (macOS)	51
How to print (macOS)	51
Automatically print on both sides (macOS)	51
Manually print on both sides (macOS)	51
Print multiple pages per sheet (macOS)	52
Select the paper type (macOS)	52
Mobile printing	53
Introduction	53
Wi-Fi Direct and NFC Printing (wireless models only)	53
HP ePrint via email	54
HP ePrint software	54
AirPrint	55
Android embedded printing	55
Use walk-up USB printing	56
Copy	57
Make a copy	58
Copy on both sides (duplex)	59
Copy on both sides manually (M277dw)	59
Scan	61
Scan by using the HP Scan software (Windows)	62
Scan by using the HP Scan software (OS X)	63
Scan to a USB flash drive	64
Set up Scan to Network Folder	65
Introduction	65
Use the Scan to Network Folder Wizard (Windows)	65
Set up the Scan to Network Folder feature via the HP Embedded Web Server (Windows)	65
Set up the Scan to Network Folder feature on a Mac	66
Scan to a network folder	68
Set up Scan to E-mail	69
Introduction	69
Use the Scan to E-Mail Wizard (Windows)	69
Set up the Scan to Email feature via the HP Embedded Web Server (Windows)	69
Set up the Scan to Email feature on a Mac	70
Scan to email	73
Additional scan tasks	74
Fax	75
Set up to send and receive faxes	76
Before starting	76
Step 1: Identify the phone connection type	76
Step 2: Set up the fax	77
Dedicated phone line	77
Shared voice/fax line	78
Shared voice/fax line with an answering machine	79
Step 3: Configure the fax time, date, and header	80
HP Fax Setup Wizard	81
Product control panel	81
HP Embedded Web Server (EWS) and HP Device Toolbox (Windows)	81
Step 4: Run a fax test	82
Send a fax	83
Supported fax applications	83
Send a fax by dialing manually from the product control panel	83
Fax from the flatbed scanner	83
Fax from the document feeder	84
Use speed dials and group-dial entries	84
Cancel a fax	85
Send a fax using the HP software (Windows)	86
Create, edit, and delete speed-dial entries	87
Use the control panel to create and edit the fax phone book	87
Use phone-book data from other programs	87
Delete phone book entries	87
Manage the product	89
Use HP Web Services applications	90
Change the product connection type (Windows)	91
Advanced configuration with HP Embedded Web Server (EWS) and HP Device Toolbox (Windows)	92
Advanced configuration with HP Utility for OS X	95
Open HP Utility	95
HP Utility features	95
Configure IP network settings	97
Introduction	97
Printer sharing disclaimer	97
View or change network settings	97
Rename the product on a network	97
Manually configure IPv4 TCP/IP parameters from the control panel	98
Product security features	99
Introduction	99
Assign or change the system password using the Embedded Web Server	99
Economy settings	100
Introduction	100
Print with EconoMode	100
Configure the Sleep/Auto Off After setting	100
Set the Shut Down After delay and configure the product to use 1 watt or less of power	100
Configure the Delay Shut Down setting	101
HP Web Jetadmin	102
Update the firmware	103
Method one: Update the firmware using the control panel	103
Method two: Update the firmware using the Firmware Update Utility	104
Solve problems	105
Customer support	106
Control panel help system	107
Restore the factory-set defaults	108
A “Cartridge is low” or “Cartridge is very low” message displays on the product control panel	109
Change the “Very Low” settings	109
For products with fax capability	110
Order supplies	110
Product does not pick up paper or misfeeds	111
Introduction	111
The product does not pick up paper	111
The product picks up multiple sheets of paper	111
The document feeder jams, skews, or picks up multiple sheets of paper	111
Clear paper jams	113
Introduction	113
Experiencing frequent or recurring paper jams?	113
Paper jam locations	114
Clear paper jams in the document feeder	115
Clear paper jams in the single-sheet slot (Tray 1)	117
Clear paper jams in Tray 2	119
Clear paper jams in the rear door and the fuser area	121
Clear paper jams in the output bin	123
Clear paper jams in the duplexer (duplex models only)	124
Improve print quality	125
Introduction	125
Print from a different software program	125
Check the paper-type setting for the print job	125
Check the paper type setting (Windows)	125
Check the paper type setting (OS X)	126
Check toner-cartridge status	126
Print and interpret the print quality page	127
Clean the product	127
Print a cleaning page	127
Check the scanner glass for dirt and smudges	128
Visually inspect the toner cartridge	128
Check paper and the printing environment	128
Step one: Use paper that meets HP specifications	128
Step two: Check the environment	129
Calibrate the product to align the colors	129
Check other print job settings	129
Check the EconoMode settings	130
Adjust color settings (Windows)	130
Try a different print driver	131
Improve copy and scan image quality	133
Introduction	133
Check the scanner glass for dirt and smudges	133
Eliminate lines or streaks when using the document feeder	134
Check the paper settings	134
Check the image adjustment settings	134
Optimize for text or pictures	135
Check the scanner resolution and color settings on the computer	135
Resolution and color guidelines	135
Color	136
Edge-to-edge copying	136
Clean the pickup rollers and separation pad in the document feeder	136
Improve fax image quality	138
Introduction	138
Check the scanner glass for dirt and smudges	138
Check the send-fax resolution settings	139
Check the error-correction settings	139
Check the fit-to-page setting	139
Clean the pickup rollers and separation pad in the document feeder	139
Send to a different fax machine	141
Check the sender's fax machine	141
Solve wired network problems	142
Introduction	142
Poor physical connection	142
The computer is using the incorrect IP address for the product	142
The computer is unable to communicate with the product	142
The product is using incorrect link and duplex settings for the network	143
New software programs might be causing compatibility problems	143
The computer or workstation might be set up incorrectly	143
The product is disabled, or other network settings are incorrect	143
Solve wireless network problems	144
Introduction	144
Wireless connectivity checklist	144
The product does not print after the wireless configuration completes	145
The product does not print, and the computer has a third-party firewall installed	145
The wireless connection does not work after moving the wireless router or product	145
Cannot connect more computers to the wireless product	145
The wireless product loses communication when connected to a VPN	146
The network does not appear in the wireless networks list	146
The wireless network is not functioning	146
Perform a wireless network diagnostic test	146
Reduce interference on a wireless network	146
Solve fax problems	148
Introduction	148
Fax troubleshooting checklist	148
Solve general fax problems	149
Faxes are sending slowly	149
Fax quality is poor	150
Fax cuts off or prints on two pages	151

Match case Limit results 1 per page

Improve copy and scan image quality

Introduction

If the product is having image quality problems, try the following solutions in the order presented to resolve the

issue.

●

Check the scanner glass for dirt and smudges

●

Eliminate lines or streaks when using the document feeder

●

Check the paper settings

●

Check the image adjustment settings

●

Optimize for text or pictures

●

Check the scanner resolution and color settings on the computer

●

Edge-to-edge copying

●

Clean the pickup rollers and separation pad in the document feeder

Try these few simple steps ﬁrst:

●

Use the ﬂatbed scanner rather than the document feeder.

●

Use high-quality originals.

●

When using the document feeder, load the original document into the feeder correctly, using the paper

guides, to avoid unclear or skewed images.

If the problem still exists, try these additional solutions. If they do not ﬁx the problem, see “Improve print quality”

for further solutions.

Check the scanner glass for dirt and smudges

Over time, specks of debris might collect on the scanner glass and white plastic backing, which can aﬀect

performance. Use the following procedure to clean the scanner.

Press the power button to turn the product oﬀ, and then disconnect the power cable from the electrical

outlet.

Open the scanner lid.

Clean the scanner glass and the white plastic backing underneath the scanner lid with a soft cloth or

sponge that has been moistened with nonabrasive glass cleaner.

CAUTION:

Do not use abrasives, acetone, benzene, ammonia, ethyl alcohol, or carbon tetrachloride on

any part of the product; these can damage the product. Do not place liquids directly on the glass or platen.

They might seep and damage the product.

Dry the glass and white plastic parts with a chamois or a cellulose sponge to prevent spotting.

Connect the power cable to an outlet, and then press the power button to turn the product on.

ENWW

Improve copy and scan image quality

123