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HP Designjet T790 HP Designjet T790 and T1300 ePrinter: User's Guide - English - Page 182

Ink system issues, Troubleshooting ink cartridge and printhead issues

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Ink system issues 1. Turn off the printer at the front panel. 2. To avoid an electric shock, switch the printer off and unplug it. 3. Open the window. 4. Find the printhead drop detector beside the stored printhead carriage. 174 Chapter 17 Troubleshooting ink cartridge and printhead issues ENWW

Section	Page
Introduction	9
Safety precautions	10
HP Start-Up Kit	10
Using this guide	10
Introduction	10
Use and maintenance	11
Troubleshooting	11
Accessories, support and specifications	11
Glossary	11
Index	11
Warnings and Cautions	12
Printer models	12
The printer’s main features	12
The printer’s main components	14
Front view	14
Rear view	15
Communication ports	16
The wall spacers	16
The front panel	17
Printer software	18
Turn the printer on and off	19
The printer’s internal prints	20
Installing the software	21
Choose which connection method to use	22
Connect the printer to your network	22
Network configuration	22
Using IPv6	23
Using IPSec	23
Connect a computer to the printer by network (Windows)	24
Connect a computer to the printer by USB cable (Windows)	24
Printer sharing considerations	25
Uninstall the printer software (Windows)	26
Connect a computer to the printer by network (Mac OS)	26
Bonjour connection	26
TCP/IP connection	27
Connect a computer to the printer by USB cable (Mac OS)	28
Sharing the printer	28
Uninstall the printer software (Mac OS)	29
Setting up the printer	30
Introduction	31
Configure the printer’s Internet connection	31
Configure firmware updates	31
Paper suitability options (T1300 series)	32
Paper mismatch action	32
Roll switching options	32
Turn nesting on and off (T1300 series)	33
Turn usage information on and off	34
Turn e-mail notifications on and off	34
Turn alerts on and off (Windows only)	34
Control access to the printer	35
Require account ID (T1300 series)	35
Set Windows driver preferences	36
Personalizing the printer	37
Change the language of the front-panel display	38
Access the HP Utility	38
Access the Embedded Web Server	38
Change the language of the HP Utility	39
Change the language of the Embedded Web Server	39
Change the sleep mode setting	39
Turn the buzzer on and off	39
Change the front-panel display brightness	39
Change the units of measurement	40
Configure network settings	40
Change the graphic language setting	41
Paper handling	42
General advice	43
Load a roll onto the spindle	44
Load a roll into the printer	45
Unload a roll	48
Quick procedure with paper on the roll	48
Front panel procedure with paper on the roll	49
Roll out of paper procedure	49
Load a single sheet	49
Unload a single sheet	50
View information about the paper	51
Paper presets	51
Printing paper info	52
Move the paper	52
Maintain paper	52
Change the drying time	52
Turn the automatic cutter on and off	53
Feed and cut the paper	53
Working with two rolls (T1300 series)	55
The uses of a multiroll printer	55
How the printer allocates jobs to paper rolls	55
Printing	57
Introduction	58
Print from a USB flash drive	58
Print from a computer using HP Direct Print	59
Print from a computer using the Embedded Web Server or HP Utility (T1300 series)	61
Print from a computer using a printer driver	62
Advanced print settings	62
Select print quality	62
Select paper size	63
Custom paper sizes	64
Select margins options	65
Print on loaded paper	66
Rescale a print	66
Change the treatment of overlapping lines	67
Preview a print	67
Print a draft	68
High-quality printing	69
If you have a high-resolution image	69
Print in gray shades	69
Print with no margins (T1300 series)	69
Print with crop lines (T1300 series)	70
Use paper economically	71
Nest jobs to save roll paper (T1300 series)	71
When does the printer try to nest pages?	72
What pages can be nested?	72
Which pages qualify for nesting?	72
How long does the printer wait for another file?	72
Use ink economically	73
Roll protection (T1300 series)	73
Unattended printing/overnight printing (T1300 series)	73
Job queue management (T790 PS and T1300 series)	75
Introduction	76
The job queue in the front panel (T790 PS and T1300 series)	76
Job queue page	76
Job preview	76
Select when to print a job in the queue	76
Prioritize a job in the queue	77
Pause a job in the queue	77
Reprint a job from the queue	77
Delete a job from the queue	77
Delete all jobs	78
Turn off the job queue	78
The job queue in the Embedded Web Server or HP Utility (T1300 series)	79
Job queue page	79
Job preview	80
Select when to print a job in the queue	80
Prioritize a job in the queue	80
Delete a job from the queue	81
Reprint or copy a job in the queue	81
Job status messages	81
Reactivate a job on hold	82
Turn off the job queue	82
Color management	83
Introduction	84
How colors are represented	84
A summary of the color management process	84
Color calibration	84
Color management from printer drivers	86
Color management options	86
Printer emulation	87
Color adjustment options	87
Printing in color	87
Printing in grayscale	88
Color management from printer drivers (PostScript printers)	89
HP Professional PANTONE Emulation	89
Color emulation	90
CMYK color emulation	90
RGB color emulation	92
Color management from the Embedded Web Server (T1300 series)	92
Submit Job options	92
Rendering intent	93
Perform black point compensation	93
Printing PANTONE swatch books (T1300 PS)	93
Color management from the front panel	94
Practical printing examples	96
Print a draft for revision with the correct scale	97
Using Adobe Acrobat	97
Print a project	99
Using AutoCAD	99
Using the Embedded Web Server to submit files (T1300 series)	104
Using printer emulation	105
Using clip contents by margins	105
Print a presentation	105
Using AutoCAD	106
Using Adobe Photoshop	110
Print and scale from Microsoft Office	112
Using PowerPoint	113
Using Project	114
Using Excel	116
Retrieving printer usage information	119
Get printer accounting information	120
Check usage statistics	120
Check usage statistics for a job	120
Accounting statistics with the HP Utility (T1300 series)	121
Accounting statistics with the Embedded Web Server	121
Handling ink cartridges and printheads	122
About the ink cartridges	123
Check the ink cartridges status	123
HP Utility procedures	123
Remove an ink cartridge	123
Insert an ink cartridge	125
About the printheads	126
Check the printhead status	126
Remove a printhead	126
Insert a printhead	129
Maintaining the printer	133
Check printer status	134
Clean the exterior of the printer	134
Maintain the ink cartridges	134
Move or store the printer	134
Update the firmware	135
Update the software	136
Printer maintenance kits	136
Secure Disk Erase	136
Accessories	138
How to order supplies and accessories	139
Order ink supplies	139
Order paper	139
Order accessories	143
Introduction to the accessories	144
PostScript upgrade	144
Spindle	144
Jetdirect print server	144
External hard disk (T790 PS and T1300 series)	144
Installation	144
Uninstallation	146
Troubleshooting	146
Troubleshooting paper issues	148
The paper cannot be loaded successfully	149
General unsuccessful roll load issues	149
Unsuccessful roll load	150
Unsuccessful sheet load	150
Paper loading error messages	150
The paper type is not in the driver	151
Transparent or translucent paper	151
Glossy paper	151
Matte Paper	151
General-purpose paper	151
Photographic paper	152
Black ink is easily removed when touched	152
After printing, the paper has wrinkles or there is too much ink	152
The printer printed on the wrong paper type	152
An “on hold for paper” message (T1300 series)	152
Which criteria are used to decide on which roll a job will be printed?	153
When is a job put on hold for paper?	153
If I load a new roll of paper, will jobs that were on hold for paper be automatically printed?	153
I don’t like jobs being put on hold for paper. Can I prevent it?	153
I set the option “Paper mismatch action” to Print anyway, but some jobs are still put on hold	153
My job is exactly as wide as the roll of paper that is loaded on the printer, but is put on hold for ...	153
The roll paper will not advance	154
The paper has jammed	154
A strip stays on the output tray and generates jams	157
The printer displays out of paper when paper is available	158
Prints do not fall neatly into the basket	158
The sheet stays in the printer when the print has been completed	158
The paper is cut when the print has been completed	158
The cutter does not cut well	158
The roll is loose on the spindle	158
Recalibrate the paper advance	158
Recalibrating the paper advance procedure	159
Return to default calibration	160
Troubleshooting print-quality issues	161
General advice	163
Print quality troubleshooting wizard	163
Horizontal lines across the image (banding)	164
Lines are too thick, too thin or missing	165
Lines appear stepped or jagged	165
Lines print double or in the wrong colors	166
Lines are discontinuous	166
Lines are blurred	167
Line lengths are inaccurate	168
The whole image is blurry or grainy	168
The paper is not flat	169
The print is scuffed or scratched	169
Ink marks on the paper	169
Horizontal smears on the front of coated paper	170
Ink marks on the back of the paper	170
Black ink comes off when you touch the print	170
Edges of objects are stepped or not sharp	171
Edges of objects are darker than expected	171
Horizontal lines at the end of a cut sheet print	171
Vertical lines of different colors	172
White spots on the print	172
Colors are inaccurate	172
Color accuracy using EPS or PDF images in page layout applications	173
Colors are fading	173
The image is incomplete (clipped at the bottom)	173
The image is clipped	174
Some objects are missing from the printed image	175
A PDF file is clipped or objects are missing	175
The Image Diagnostics Print	175
Corrective action	177
If you still have a problem	178
Troubleshooting ink cartridge and printhead issues	179
Cannot insert an ink cartridge	180
Ink cartridge status messages	180
Cannot insert a printhead	180
The front-panel display recommends reseating or replacing a printhead	180
Clean the printheads	181
Clean the printhead drop detector	181
Align the printheads	183
Reinsert printheads procedure	184
Image Quality Maintenance menu procedure	184
Scanning errors during alignment	185
Printhead status messages	185
Troubleshooting general printer issues	187
The printer will not start	188
The printer does not print	188
The printer seems slow	189
Communication failures between computer and printer	189
Cannot access the HP Utility	190
Cannot access the Embedded Web Server	190
Internet communication failures	190
Automatic file system check	191
Alerts	191
Front-panel error messages	193
The system error log	196
HP Customer Care	197
Introduction	198
HP Professional Services	198
Knowledge Center	198
HP Start-Up Kit	199
HP Care Packs and Warranty Extensions	199
HP Installation	199
HP Instant Support	199
HP Proactive Support	199
Customer Self Repair	200
Contact HP Support	200
Telephone number	201
Printer specifications	202
Functional specifications	203
Physical specifications	204
Memory specifications	205
Power specifications	205
Ecological specifications	205
Environmental specifications	205
Acoustic specifications	205
Glossary	207