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HP Color LaserJet Managed MFP M775 User Guide - Page 279

Improve scan quality, Check the scanner glass for dirt or smudges

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Improve scan quality Check the scanner glass for dirt or 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 glass and white plastic backing. 1. Press the power button to turn off the product, and then disconnect the power cable from the electrical outlet. 2. Open the scanner lid. Align paper that has copy defects with the scanner glass to identify the locations of dirt or smudges. ENWW Improve scan quality 265

Section	Page
Product introduction	15
Product comparison	16
Product views	18
Product front view	18
Product back view	20
Product input options	21
Interface ports	22
Serial number and model number location	23
Control panel	24
Control-panel layout	24
Control-panel Home screen	24
Control-panel cleaning	26
Control-panel help	26
Product reports	28
Connect the product and install software	31
Connect the product to a computer by using a USB cable and install the software (Windows)	32
Connect the product to a network by using a network cable and install the software (Windows)	33
Configure the IP address	33
Install the software	34
Connect the product to a computer by using a USB cable and install the software (Mac OS X)	35
Connect the product to a network by using a network cable and install the software (Mac OS X)	36
Configure the IP address	36
Install the software	37
Input trays and output bins	39
Supported paper sizes	40
Supported paper types	44
Configure trays	46
Configure a tray when loading paper	46
Configure a tray to match print job settings	46
Configure a tray by using the control panel	46
Alternative letterhead mode	47
Tray 1	48
Tray capacity and paper orientation	48
Load Tray 1	50
Automatic paper sensing (auto-sense mode)	51
Auto-sense settings	51
Tray 2	53
Tray capacity and paper orientation	53
Load Tray 2	55
Automatic paper sensing (auto-sense mode)	56
Auto-sense settings	56
500-sheet trays	58
Tray capacity and paper orientation	58
Load the 500-sheet trays	60
Automatic paper sensing (auto-sense mode)	61
Auto-sense settings	61
3,500-sheet high-capacity tray	63
3,500-sheet high-capacity input capacity and paper orientation	63
Load the 3,500-sheet high-capacity tray	63
Standard output bin	65
Stapler/stacker (z and z+ models only)	65
Parts, supplies, and accessories	67
Order parts, accessories, and supplies	68
HP policy on non-HP supplies	69
HP anticounterfeit Web site	70
Print when a toner cartridge is at estimated end of life	71
Enable or disable the Very Low Settings options from the control panel	72
Customer self-repair parts	73
Accessories	76
Toner cartridges	77
Toner cartridge view	77
Toner cartridge information	78
Recycle toner cartridges	78
Toner-cartridge storage	78
HP policy on non-HP toner cartridges	78
Replace the toner cartridges	79
Toner collection unit	82
Replace the toner collection unit	82
Staples (stapling models only)	85
Load staples	85
Print	87
Supported print drivers (Windows)	88
HP Universal Print Driver (UPD)	88
UPD installation modes	89
Change print-job settings (Windows)	90
Change the settings for all print jobs until the software program is closed	90
Change the default settings for all print jobs	90
Change the product configuration settings	90
Change print-job settings (Mac OS X)	91
Change the settings for all print jobs until the software program is closed	91
Change the default settings for all print jobs	91
Change the product configuration settings	91
Print tasks (Windows)	92
Use a printing shortcut (Windows)	92
Create printing shortcuts (Windows)	94
Automatically print on both sides (Windows)	97
Manually print on both sides (Windows)	99
Print multiple pages per sheet (Windows)	101
Select the page orientation (Windows)	103
Select the paper type (Windows)	105
Print the first or last page on different paper (Windows)	108
Scale a document to fit page size (Windows)	111
Create a booklet (Windows)	113
Select staple options (Windows)	115
Print tasks (Mac OS X)	117
Use a printing preset (Mac OS X)	117
Create a printing preset (Mac OS X)	117
Automatically print on both sides (Mac OS X)	117
Manually print on both sides (Mac OS X)	117
Print multiple pages per sheet (Mac OS X)	118
Select the page orientation (Mac OS X)	118
Select the paper type (Mac OS X)	118
Print a cover page (Mac OS X)	118
Scale a document to fit page size (Mac OS X)	119
Create a booklet (Mac OS X)	119
Select staple options (Mac OS X)	119
Additional print tasks (Windows)	120
Cancel a print job (Windows)	120
Select the paper size (Windows)	120
Select a custom paper size (Windows)	120
Print watermarks (Windows)	121
Additional print tasks (Mac OS X)	122
Cancel a print job (Mac OS X)	122
Select the paper size (Mac OS X)	122
Select a custom paper size (Mac OS X)	122
Print watermarks (Mac OS X)	122
Color printing	124
Use the HP EasyColor option	124
Change the color options (Windows)	124
Change the color theme for a print job (Windows)	125
Change the color options (Mac OS X)	125
Manual color options	126
Match colors	126
Sample book color matching	127
Print color samples	127
PANTONE® color matching	127
Store print jobs on the product	128
Create a stored job (Windows)	128
Create a stored job (Mac OS X)	130
Print a stored job	131
Delete a stored job	131
Add a job-separator page (Windows)	132
Use HP ePrint	133
Use the HP ePrint software	134
Use Apple AirPrint	135
Connect the product to AirPrint	135
Find the product AirPrint name	135
Print from AirPrint	135
Change the AirPrint product name	136
Solve AirPrint problems	136
Use HP Smart Print (Windows)	137
Use easy-access USB printing	138
Print easy-access USB documents	138
Copy	141
Set new default copy settings	142
Make a single copy	143
Make multiple copies	144
Copy a multiple-page original	146
Collate a copy job	148
Staple a copy job	150
Copy on both sides (duplex)	151
Copy on both sides automatically	151
Copy on both sides manually	152
Reduce or enlarge a copy image	154
Make color copies or black and white copies	156
Optimize copy quality for text or pictures	157
Adjust the copy lightness/darkness	158
Set the paper size and type for copying on special paper	160
Use Job Build mode	161
Copy a book	162
Copy a photo	164
Scan/send	167
Set up scan/send features	168
Change default scan/send settings from the product control panel	169
Send a scanned document to a network folder	171
Send a scanned document to a folder in the product memory	174
Send a scanned document to a USB flash drive	175
Scan and save the document	175
Send a scanned document to one or more email addresses	178
Use the address book to send email	181
Add contacts to the address book from the product control panel	181
Send a document to email by using the address book	183
Scan a photo	186
Fax	189
Configure required fax settings	190
Fax Setup Wizard	190
Set or verify the date and time	191
Set or verify the date/time format	191
Configure fax dialing settings	192
Configure general fax send settings	193
Configure fax billing codes	194
Configure default options for fax send jobs	195
Configure fax receive settings	196
Use a fax printing schedule	197
Block incoming faxes	198
Create a blocked-fax list	198
Delete numbers from the blocked-fax list	198
Configure default options for fax receive jobs	199
Fax archiving and forwarding	200
Enable fax archiving	200
Enable fax forwarding	200
Create a speed dial list	201
Add a number to an existing speed dial list	204
Delete a speed dial list	205
Delete a single number from a speed dial list	206
Send a fax by entering numbers manually	207
Send a fax by using a speed dial	209
Search a speed-dial list by name	211
Send a fax by using fax address book numbers	212
Search the fax address book	214
Cancel a fax	215
Fax reports	216
Fax activity log	216
Billing code report	217
Blocked fax list report	217
Speed dial list report	217
Fax call report	217
Manage the product	219
Configure IP network settings	220
Printer sharing disclaimer	220
View or change network settings	220
Manually configure IPv4 TCP/IP parameters from the control panel	220
Manually configure IPv6 TCP/IP parameters from the control panel	220
HP Embedded Web Server	222
Open the HP Embedded Web Server	222
HP Embedded Web Server features	223
Information tab	223
General tab	223
Copy/Print tab	224
Scan/Digital Send tab	224
Fax tab	225
Troubleshooting tab	226
Security tab	226
HP Web Services tab	227
Networking tab	227
Other Links list	227
HP Utility (Mac OS X)	228
Open HP Utility	228
HP Utility features	228
Use HP Web Jetadmin software	230
Economy settings	231
Optimize speed or energy use	231
Set sleep mode	231
Set the sleep schedule	231
Product security features	233
Security statements	233
IP Security	233
Sign in to the product	233
Assign a system password	233
Encryption support: HP High-Performance Secure Hard Disks	233
Lock the formatter cage	234
Upgrade the product firmware	235
Solve problems	237
Solve problems checklist	238
Factors that affect product performance	240
Restore factory-set defaults	241
Control-panel help	242
Paper feeds incorrectly or becomes jammed	243
The product does not pick up paper	243
The product picks up multiple sheets of paper	243
The document feeder jams, skews, or picks up multiple sheets of paper	243
Prevent paper jams	244
Clear jams	245
Jam locations	245
Auto-navigation for clearing jams	245
Clear jams in the document feeder	246
Clear jams in the output bin area	248
Clear staple jams	248
Clear jams in the stapler/stacker	251
Clear jams in the right door	253
Clear jams in Tray 1	255
Clear jams in Tray 2	257
Clear jams in the 1 x 500-sheet feeder or the 1 x 500-sheet feeder with cabinet	258
Clear jams in the 3 x 500-sheet feeder	260
Clear jams in the 3,500-sheet high-capacity tray	262
Change jam recovery	266
Improve print quality	267
Print from a different software program	267
Set the paper-type setting for the print job	267
Check the paper type setting (Windows)	267
Check the paper type setting (Mac OS X)	267
Check the toner-cartridge status	268
Calibrate the product to align the colors	268
Print a cleaning page	268
Internal print-quality-test pages	269
Visually inspect the toner cartridge	269
Check paper and the printing environment	270
Use paper that meets HP specifications	270
Check the environment	270
Adjust color settings (Windows)	270
Try a different print driver	271
Set the individual tray alignment	272
Improve copy quality	274
Check the scanner glass for dirt or smudges	274
Calibrate the scanner	276
Check the paper settings	276
Check the paper size and type configuration	276
Select the tray to use for the copy	276
Check the image-adjustment settings	276
Optimize copy quality for text or pictures	276
Edge-to-edge copying	277
Clean the pickup rollers and separation pad in the document feeder	277
Improve scan quality	279
Check the scanner glass for dirt or smudges	279
Check the resolution settings	280
Check the color settings	281
Check the image-adjustment settings	281
Optimize scan quality for text or pictures	281
Check the output-quality settings	282
Clean the pickup rollers and separation pad in the document feeder	282
Improve fax quality	284
Check the scanner glass for dirt or smudges	284
Check the send-fax resolution settings	285
Check the image-adjustment settings	286
Optimize fax quality for text or pictures	286
Check the error-correction settings	286
Send to a different fax machine	287
Clean the pickup rollers and separation pad in the document feeder	287
Check the fit-to-page setting	288
Check the sender's fax machine	289
The product does not print or it prints slowly	290
The product does not print	290
The product prints slowly	290
Solve easy-access USB printing problems	291
The Retrieve from USB menu does not open when you insert the USB flash drive	291
The file does not print from the USB flash drive	291
The file that you want to print is not listed in the Retrieve from USB menu	292
Solve USB connection problems	293
Solve wired network problems	294
The product has a poor physical connection	294
The computer is using the incorrect IP address for the product	294
The computer is unable to communicate with the product	294
The product is using incorrect link and duplex settings for the network	295
New software programs might be causing compatibility problems	295
The computer or workstation might be set up incorrectly	295
The product is disabled, or other network settings are incorrect	295
Solve fax problems	296
Checklist for solving fax problems	296
What type of phone line are you using?	296
Are you using a surge-protection device?	296
Are you using a phone company voice-messaging service or an answering machine?	296
Does your phone line have a call-waiting feature?	297
Check fax accessory status	298
General fax problems	299
Use Fax over VoIP networks	300
Problems with receiving faxes	301
Problems with sending faxes	303
Fax error codes	305
Fax error messages on the product control panel	305
Send-fax messages	306
Receive-fax messages	307
Service settings	308
Settings in the Troubleshooting menu	308
Solve product software problems (Windows)	309
A print driver for the product is not visible in the Printer folder	309
An error message was displayed during the software installation	309
The product is in Ready mode, but nothing prints	309
Solve product software problems (Mac OS X)	311
The product name does not appear in the product list in the Print & Fax or the Print & Scan list	311
A print job was not sent to the product that you wanted	311
When connected with a USB cable, the product does not appear in the Print & Fax or the Print & Scan ...	311
Remove software (Windows)	312
Remove the print driver (Mac OS X)	313