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HP Color LaserJet Enterprise MFP M776 User Guide - Page 282

Troubleshoot color quality, Calibrate the printer to align the colors, Troubleshoot image defects

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Troubleshoot color quality Calibrating the printer can help ensure color print quality. ● Calibrate the printer to align the colors Calibrate the printer to align the colors Calibration is a printer function that optimizes print quality. Follow these steps to resolve print-quality problems such as misaligned color, colored shadows, blurry graphics, or other print-quality issues. 1. From the Home screen on the printer control panel, select the Support Tools menu. 2. Select the following menus: ● Maintenance ● Calibration/Cleaning ● Full Calibration 3. Select Start to start the calibration process. A Calibrating message will display on the printer control panel. The calibration process takes a few minutes to complete. Do not turn the printer off until the calibration process has finished. 4. Wait while the printer calibrates, and then try printing again. Troubleshoot image defects Review examples of image defects and steps to resolve these defects. Table 9-4 Image defects table quick reference Defect Defect Table 9-12 Light print on page 274 Table 9-10 Gray background or dark print on page 273 Defect Table 9-7 Blank page - No print on page 271 268 Chapter 9 Solve problems ENWW

Section	Page
Printer overview	15
Warning icons	15
Potential shock hazard	16
Printer views	18
Printer front view	18
Printer back view	19
Interface ports	20
Control-panel view	21
How to use the touchscreen control panel	22
Printer specifications	24
Technical specifications	24
Supported operating systems	26
Mobile printing solutions	28
Printer dimensions	28
Power consumption, electrical specifications, and acoustic emissions	31
Operating-environment range	31
Printer hardware setup and software installation	31
Paper trays	33
Introduction	33
Load paper to Tray 1 (multipurpose tray)	35
Load Tray 1 (multipurpose tray)	35
Tray 1 paper orientation	36
Use alternative letterhead mode	42
Enable Alternative Letterhead Mode by using the printer control-panel menus	42
Load paper to Tray 2	43
Load Tray 2	43
Tray 2 paper orientation	45
Use alternative letterhead mode	48
Enable Alternative Letterhead Mode by using the printer control-panel menus	48
Load paper to the 550-sheet paper tray	49
Load paper to the 550-sheet paper tray	49
550-sheet paper tray paper orientation	51
Use alternative letterhead mode	55
Enable Alternative Letterhead Mode by using the printer control-panel menus	55
Load paper to the 2 x 550-sheet paper trays	56
Load paper to the 2 x 550-sheet paper trays	56
2 x 550-sheet paper tray paper orientation	58
Use alternative letterhead mode	62
Enable Alternative Letterhead Mode by using the printer control-panel menus	62
Load paper to the 2,700-sheet high-capacity input paper trays	63
Load paper to the 2,700-sheet high-capacity input paper trays	63
2,700-sheet HCI paper tray paper orientation	64
Use alternative letterhead mode	68
Enable Alternative Letterhead Mode by using the printer control-panel menus	68
Load and print envelopes	69
Print envelopes	69
Envelope orientation	69
Load and print labels	71
Manually feed labels	71
Label orientation	71
Supplies, accessories, and parts	73
Order supplies, accessories, and parts	74
Ordering	74
Supplies and accessories	74
Maintenance/long-life consumables	75
Customer self-repair parts	76
Dynamic security	77
Configure the HP toner-cartridge-protection supply settings	78
Introduction	78
Enable or disable the Cartridge Policy feature	79
Use the printer control panel to enable the Cartridge Policy feature	79
Use the printer control panel to disable the Cartridge Policy feature	79
Use the HP Embedded Web Server (EWS) to enable the Cartridge Policy feature	79
Use the HP Embedded Web Server (EWS) to disable the Cartridge Policy feature	80
Troubleshoot Cartridge Policy control panel error messages	80
Enable or disable the Cartridge Protection feature	82
Use the printer control panel to enable the Cartridge Protection feature	82
Use the printer control panel to disable the Cartridge Protection feature	82
Use the HP Embedded Web Server (EWS) to enable the Cartridge Protection feature	83
Use the HP Embedded Web Server (EWS) to disable the Cartridge Protection feature	83
Troubleshoot Cartridge Protection control panel error messages	84
Replace the toner cartridges	85
Toner-cartridge information	85
Remove and replace the cartridges	86
Replace the imaging drums	90
Imaging drum information	90
Remove and replace the imaging drums	91
Replace the toner-collection unit	95
Toner-collection unit information	95
Remove and replace the toner-collection unit	95
Replace the staple cartridge (M776zs model only)	99
Staple cartridge information	99
Remove and replace the staple cartridge	99
Print	101
Print tasks (Windows)	102
How to print (Windows)	102
Automatically print on both sides (Windows)	102
Manually print on both sides (Windows)	103
Print multiple pages per sheet (Windows)	103
Select the paper type (Windows)	104
Additional print tasks	105
Print tasks (macOS)	106
How to print (macOS)	106
Automatically print on both sides (macOS)	106
Manually print on both sides (macOS)	107
Print multiple pages per sheet (macOS)	107
Select the paper type (macOS)	107
Additional print tasks	108
Store print jobs on the printer to print later or print privately	109
Introduction	109
Create a stored job (Windows)	109
Create a stored job (macOS)	110
Print a stored job	111
Delete a stored job	112
Delete a job that is stored on the printer	112
Change the job storage limit	112
Information sent to printer for Job Accounting purposes	112
Mobile printing	113
Introduction	113
Wi-Fi, Wi-Fi Direct Print, NFC, and BLE printing	114
Enable wireless printing	114
Change the Wi-Fi Direct name	114
HP ePrint via email	115
AirPrint	115
Android embedded printing	116
Print from a USB flash drive	117
Enable the USB port for printing	118
Method one: Enable the USB port from the printer control panel	118
Method two: Enable the USB port from the HP Embedded Web Server (network-connected printers only)	118
Print USB documents	118
Print using high-speed USB 2.0 port (wired)	120
Method one: Enable the high-speed USB 2.0 port from the printer control panel menus	120
Method two: Enable the high-speed USB 2.0 port from the HP Embedded Web Server (network-connected pr ...	120
Copy	121
Make a copy	121
Copy on both sides (duplex)	123
Additional copy tasks	125
Scan	127
Set up Scan to Email	128
Introduction	128
Before you begin	128
Step one: Access the HP Embedded Web Server (EWS)	128
Step two: Configure the Network Identification settings	129
Step three: Configure the Send to Email feature	131
Method one: Basic configuration using the Email Setup Wizard	131
Method two: Advanced configuration using the Email Setup	134
Step four: Configure the Quick Sets (optional)	139
Step five: Set up Send to Email to use Office 365 Outlook (optional)	141
Introduction	141
Configure the outgoing email server (SMTP) to send an email from an Office 365 Outlook account	141
Set up Scan to Network Folder	143
Introduction	143
Before you begin	143
Step one: Access the HP Embedded Web Server (EWS)	143
Step two: Set up Scan to Network Folder	145
Method one: Use the Scan to Network Folder Wizard	145
Method two: Use Scan to Network Folder Setup	147
Step one: Begin the configuration	147
Step two: Configure the Scan to Network Folder settings	148
Step one: Begin the configuration	148
Dialog one: Set the Quick Set name, description, and options for user interaction at the control pan ...	148
Dialog two: Folder Settings	150
Configure the destination folder for scanned documents	151
Option 1: Configure the printer to save to a shared folder or FTP folder	151
Option 2: Configure the printer to save to a personal shared folder	153
Select the destination folder permissions	155
Option 1: Configure read and write access	155
Option 2: Configure write access only	155
Dialog three: Notification Settings	155
Dialog four: Scan Settings	156
Dialog five: File Settings	157
Dialog six: Summary	157
Step three: Complete the configuration	157
Set up Scan to SharePoint	158
Introduction	158
Before you begin	158
Step one: Access the HP Embedded Web Server (EWS)	158
Step two: Enable Scan to SharePoint and create a Scan to SharePoint Quick Set	159
Scan a file directly to a SharePoint site	160
Quick Set scan settings and options for Scan to SharePoint	162
Set up Scan to USB Drive	164
Introduction	164
Step one: Access the HP Embedded Web Server (EWS)	164
Step two: Enable Scan to USB Drive	165
Step three: Configure the Quick Sets (optional)	165
Default scan settings for Scan to USB Drive setup	166
Default file settings for Save to USB setup	166
Scan to email	168
Introduction	168
Scan to email	168
Scan to job storage	171
Introduction	171
Scan to job storage on the printer	171
Print from job storage on the printer	173
Scan to network folder	174
Introduction	174
Scan to network folder	174
Scan to SharePoint	177
Introduction	177
Scan to SharePoint	177
Scan to USB drive	179
Introduction	179
Scan to USB drive	179
Use HP JetAdvantage business solutions	181
Additional scan tasks	181
Fax	183
Set up fax	184
Introduction	184
Set up fax by using the printer control panel	184
Change fax configurations	185
Fax dialing settings	185
General fax send settings	186
Fax receive settings	187
Send a fax	188
Additional fax tasks	190
Manage the printer	191
Advanced configuration with the HP Embedded Web Server (EWS)	192
Introduction	192
How to access the HP Embedded Web Server (EWS)	192
HP Embedded Web Server features	194
Information tab	194
General tab	195
Copy/Print tab	196
Scan/Digital Send tab	196
Fax tab	197
Supplies tab	198
Troubleshooting tab	198
Security tab	199
HP Web Services tab	200
Networking tab	200
Other Links list	202
Configure IP network settings	203
Printer sharing disclaimer	203
View or change network settings	203
Rename the printer on a network	203
Manually configure IPv4 TCP/IP parameters from the control panel	204
Manually configure IPv6 TCP/IP parameters from the control panel	204
Link speed and duplex settings	205
Printer security features	207
Introduction	207
Security statements	207
Assign an administrator password	208
Use the HP Embedded Web Server (EWS) to set the password	208
Provide user access credentials at the printer control panel	208
IP Security	209
Encryption support: HP High Performance Secure Hard Disks	209
Lock the formatter	209
Energy-conservation settings	210
Set the sleep timer and configure the printer to use 1 watt or less of power	210
Set the sleep schedule	210
Set the idle settings	211
HP Web Jetadmin	211
Software and firmware updates	211
Solve problems	213
Customer support	214
Control panel help system	214
Reset factory settings	215
Introduction	215
Method one: Reset factory settings from the printer control panel	215
Method two: Reset factory settings from the HP Embedded Web Server (network-connected printers only)	215
A “Cartridge is low” or “Cartridge is very low” message displays on the printer control panel	216
Change the “Very Low” settings	217
Change the “Very Low” settings at the control panel	217
For printers with fax capability	217
Order supplies	217
Printer does not pick up paper or misfeeds	219
Introduction	219
The printer does not pick up paper	219
The printer picks up multiple sheets of paper	222
The document feeder jams, skews, or picks up multiple sheets of paper	226
Clear paper jams	227
Introduction	227
Paper jam locations	227
Auto-navigation for clearing paper jams	228
Experiencing frequent or recurring paper jams?	228
Clear paper jams in the document feeder - 31.13.yz	229
Clear paper jams in Tray 1 (13.A1)	230
Clear paper jams in Tray 2 (13.A2)	235
Clear paper jams in the fuser (13.B9, 13.B2, 13.FF)	241
Clear paper jams in the output bin (13.E1)	246
Clear paper jams in the duplex area (13.D3)	248
Clear paper jams in the 550-sheet trays (13.A3, 13.A4)	253
Clear paper jams in the 2 x 550 paper trays (13.A4, 13.A5)	260
Clear paper jams in the 2,700-sheet high-capacity input paper trays (13.A3, 13.A4, 13.A5, 13.A7)	267
Resolving color print quality problems	275
Introduction	275
Troubleshoot print quality	276
Update the printer firmware	276
Print from a different software program	276
Check the paper-type setting for the print job	277
Check the paper type setting on the printer	277
Check the paper type setting (Windows)	277
Check the paper type setting (macOS)	277
Check toner-cartridge status	278
Step one: Print the Supplies Status Page	278
Step two: Check supplies status	278
Print a cleaning page	278
Visually inspect the toner cartridge or cartridges	279
Check paper and the printing environment	280
Step one: Use paper that meets HP specifications	280
Step two: Check the environment	280
Step three: Set the individual tray alignment	280
Try a different print driver	281
Troubleshoot color quality	282
Calibrate the printer to align the colors	282
Troubleshoot image defects	282
Improve copy image quality	291
Check the scanner glass for dirt and smudges	291
Calibrate the scanner	292
Check the paper settings	294
Check the paper selection options	294
Check the image-adjustment settings	294
Optimize copy quality for text or pictures	294
Edge-to-edge copying	295
Improve scan image quality	296
Check the scanner glass for dirt and smudges	296
Check the resolution settings	297
Check the color settings	298
Check the image-adjustment settings	298
Optimize scan quality for text or pictures	299
Check the output-quality settings	299
Improve fax image quality	300
Check the scanner glass for dirt and smudges	300
Check the send-fax resolution settings	301
Check the image-adjustment settings	302
Optimize fax quality for text or pictures	302
Check the error-correction setting	303
Check the fit-to-page setting	303
Send to a different fax machine	303
Check the sender's fax machine	303
Solve wired network problems	304
Introduction	304
Poor physical connection	304
The computer is unable to communicate with the printer	304
The printer is using incorrect link and duplex settings for the network	305
New software programs might be causing compatibility problems	305
The computer or workstation might be set up incorrectly	305
The printer is disabled, or other network settings are incorrect	305
Solve wireless network problems	306
Introduction	306
Wireless connectivity checklist	306
The printer does not print after the wireless configuration completes	307
The printer does not print, and the computer has a third-party firewall installed	307
The wireless connection does not work after moving the wireless router or printer	307
Cannot connect more computers to the wireless printer	308
The wireless printer loses communication when connected to a VPN	308
The network does not appear in the wireless networks list	308
The wireless network is not functioning	308
Reduce interference on a wireless network	309
Solve fax problems	310
Checklist for solving fax problems	311
What type of phone line are you using?	311
Are you using a surge-protection device?	311
Are you using a phone company voice-messaging service or an answering machine?	312
Does your phone line have a call-waiting feature?	312
Check fax accessory status	312
General fax problems	314
The fax failed to send	314
No fax address book button displays	314
Not able to locate the Fax settings in HP Web Jetadmin	314
The header is appended to the top of the page when the overlay option is enabled	314
A mix of names and numbers is in the recipients box	314
A one-page fax prints as two pages	315
A document stops in the document feeder in the middle of faxing	315
The volume for sounds coming from the fax accessory is too high or too low	315