Canon imagePROGRAF iPF785 Basics Guide - Page 107

HP-GL/2 problems

HP-GL/2 problems

With HP-GL/2, printing is misaligned

...................................................................................................................

107

Lines or images are missing in printed HP-GL/2 jobs

. .................................................................................

107

Lines are printed too thick or thin in HP-GL/2 print jobs

...........................................................................

107

HP-GL/2 jobs are printed in monochrome (or color)

....................................................................................

107

Printed colors of lines are inaccurate during HP-GL/2 printing

..............................................................

108

HP-GL/2 jobs are printed 6 mm larger than specified

................................................................................

108

HP-GL/2 jobs are printed at maximum size, even if a standard size is specified

............................

108

HP-GL/2 printing takes a long time

......................................................................................................................

108

The printer stops when printing a HP-GL/2 job (the carriage stops moving)

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108



Cause

Corrective Action

The plotter origin is incorrect.

Check the printing commands.

Set

Detect img size

to

Command priority

or

Detected size

in the Control

Panel menu.

The

Margin

setting in the Control Panel menu is in-

correct.

Adjust the

Margin

setting values in the Control Panel menu.

Lines or images are missing in printed HP-GL/2 jobs.

Lines or images are missing in printed HP-GL/2 jobs.

Cause

Corrective Action

The memory is full.

Check the size of the data in the print job.

An HP-GL/2 command not supported by this printer

was received.

Check the print job and settings.

The printer has received print data that includes HP

RTL commands when

Auto Rotate

is

On

in the

Control Panel menu.

In the Control Panel, set

Auto Rotate

to

Off

and print again.

(See "Menu Settings.")

➔

User's Guide

The plotter origin is incorrect.

Set

Detect img size

to

Command priority

or

Detected size

in the Control

Panel menu.


➔

User's Guide



Cause

Corrective Action

The

Width

setting in the Control Panel

menu is incorrect.

Change the

Width

setting configured in

Pen no.

of the

Palette A

or

Palette B

selected

in the Control Panel menu.


➔

User's Guide

ThickenFineLines

in the Control Panel

menu is set to

Off

.

If fine lines are printed faintly, setting

ThickenFineLines

to

On

will print the lines more

distinctly.


➔

User's Guide

The

Ln wdth correct

setting in the Con-

trol Panel menu is incorrect.

Change the

Ln wdth correct

setting in the Control Panel menu.


➔

User's Guide



Cause

Corrective Action

The

Color Mode

setting in

the Control Panel menu is

incorrect.

Check the

Color Mode

setting in the Control Panel menu.


➔

User's Guide

However, for optimal Printhead performance, the printer consumes trace amounts of color ink even

when

Monochrome

is selected as

Color Mode

.

iPF785 Series


Basic Guide

Troubleshooting

HP-GL/2 problems

107

Section	Page
Cover	1
Preface	2
Safety Precautions	2
Safety Precautions	2
Legal Notices	4
Manuals for this printer	6
Manuals for this printer	6
To view the User's Guide or Paper Reference Guide	6
About This User Manual	10
Handling Paper	12
Handling rolls	12
Attaching the Roll Holder to Rolls	12
Loading Rolls in the Printer	15
Removing the Roll from the Printer	18
Handling sheets	21
Loading Sheets in the Printer	21
Removing Sheets	23
Consumables and Maintenance	25
Ink Tanks	25
Replacing Ink Tanks	25
Printheads	30
Replacing the Printhead	30
Maintenance Cartridge	37
Replacing the Maintenance Cartridge	37
Cleaning the Printer	42
Cleaning Inside the Top Cover	42
Cleaning the Printhead	44
Printer Parts	46
Operations and Display Screen	46
Control Panel	46
Menu Operations	48
Menu Structure	51
Printer parts	58
Front	58
Side	59
Top Cover (Inside)	60
Roll Cover (Inside)	61
Carriage	61
Ink Tank Cover (Inside)	62
Printer Relocation	63
Preparing to Transfer the Printer	63
Preparing to Transfer the Printer	63
Reinstalling the Printer	66
Software Installation	70
Installing the Printer Driver (Windows)	70
Installing the Software	70
Installing the Printer Driver (Mac OS)	72
Installing the Software	72
Convenient Printer Driver Features	74
Print Preview	74
Rotate Page 90 degrees (Converse Paper)	76
Borderless Printing	77
Large-Format Printing	78
Enlarged/Reduced Printing	79
Adjustments for Better Print Quality	80
Adjusting the Printhead	80
Automatic Adjustment to Straighten Lines and Colors	80
Adjusting the feed amount	82
Selecting a Feed Amount Adjustment Method	82
Adjusting Line Length	83
Troubleshooting	85
Problems Regarding Paper	85
Clearing Jammed Roll Paper	85
Clearing a Jammed Sheet	88
Clearing Jammed Paper (Paper Feed Slot)	91
Roll paper cannot be inserted into the paper feed slot	93
Cannot load sheets	93
Paper is not cut neatly	93
Paper is not cut	93
Depression on the leading edge is left	94
The size of clear film cannot be detected	94
Roll Paper is Continuously Ejected	94
Printing does not start	95
The Data lamp on the Control Panel does not light up	95
The printer does not respond even if print jobs are sent	95
Ink Filling.. is displayed	95
The display screen indicates Agitating...	95
The printer stops during a print job	96
An error message is shown on the Display Screen	96
The printer ejects blank, unprinted paper	96
Problems with the printing quality	97
Printing is faint	97
Paper rubs against the Printhead	97
The edges of the paper are dirty	98
The surface of the paper is dirty	99
The back side of the paper is dirty	99
Printed colors are inaccurate	99
Banding in different colors occurs	100
Colors in printed images are uneven	100
Image edges are blurred or white banding occurs	101
The contrast becomes uneven during printing	101
The length of printed images is inaccurate in the feeding direction	102
Images are printed crooked	102
Documents are printed in monochrome	102
Line thickness is not uniform	102
Lines are misaligned	103
Cannot print over a network	104
Cannot connect the printer to the network	104
Cannot print over a TCP/IP network	104
Cannot print over a Bonjour network	104
Installation problems	105
The computer does not recognize the printer	105
Removing Installed Printer Drivers	105
HP-GL/2 problems	107
With HP-GL/2, printing is misaligned	107
Lines or images are missing in printed HP-GL/2 jobs.	107
Lines are printed too thick or thin in HP-GL/2 print jobs	107
HP-GL/2 jobs are printed in monochrome (or color)	107
Printed colors of lines are inaccurate during HP-GL/2 printing	108
HP-GL/2 jobs are printed 6 mm larger than specified	108
HP-GL/2 jobs are printed at maximum size, even if a standard size is specified	108
HP-GL/2 printing takes a long time	108
The printer stops when printing a HP-GL/2 job (the carriage stops moving)	108
Other problems	109
The printer does not go on	109
The printer takes time to start up	109
If the Printer Makes a Strange Sound	109
Messages advising to check the maintenance cartridge are not cleared	110
The printer consumes a lot of ink	110
Ink Level Detection	110
Error Message	113
Messages regarding paper	113
Paper mismatch	113
MediaType Mismatch	113
The paper is too small.	114
The paper is too small.	114
PaprWidth Mismatch	115
Paper size not detected.	115
Insufficient paper for job	116
This paper cannot be used.	116
Roll printing is selected.	116
Roll printing is selected, but sheets are loaded.	117
The roll is empty.	117
Sheet printing is selected.	117
Regular printing is selected, but a roll is loaded.	118
Paper jam	118
Paper is crooked.	118
Paper not aligned with right guide.	119
Cannot detect papr	119
Leading edge detection error.	119
Paper cutting failed.	119
End of paper feed.	120
Rel lever is in wrong position.	120
Borderless printng not possible.	120
Paper position not suitable for borderless printing.	121
Roll paper is not securely in contact with roll holder.	121
Messages regarding ink	122
Ink insufficient.	122
No ink left.	122
Remaining level of the ink cannot be correctly detected. Check ink tank.	122
Cannot detect ink level correctly. Close tank cover.	122
Close Ink Tank Cover	123
Ink tank is empty.	123
Not much ink is left.	123
Check if ink tank is set, and its color and direction.	123
The following ink tanks cannot be recognized.	123
Wrong ink tank.	123
Do not pull out ink tank.	123
Messages regarding printing or adjustment	124
Cannot adjust paper feed.	124
Check printed document.	124
Messages regarding printheads	125
Cannot adjust printhead.	125
Wrong printhead.	125
Printhead error	125
Cannot recognize print head.	125
Execute printhead cleaning.	126
Messages regarding the maintenance cartridge	127
Insert the maintenance cartridge.	127
Wrong maintenance cartridge.	127
Maint. cart. The level is low	127
No Maintenance Cartridge capacity.	127
Maintenance cartridge full.	127
Maintenance cartridge problem.	127
Messages regarding the hard disk	128
Hard disk error.	128
File read error.	128
The mail box is full.	128
Mail box full. Now printing without saving data.	128
Mail box nearly full.	128
Maximum jobs stored.	128
Mail box full. Delete unwanted data	128
Messages regarding HP-GL/2	130
This type of paper is not compatible with HP-GL/2.	130
GL2: Wxxxx The memory is full. (xxxx is 0501, 0903, or 0904)	130
GL2: W0502 The parameter is out of range.	130
GL2: W0504 This command is not supported.	130
Other Messages	131
GARO Wxxxx (x represents a number)	131
ERROR Exxx-xxxx (x represents a letter or number)	131
Hardware error. xxxxxxxx-xxxx (x represents a letter or number)	131
Top cover is open.	132
Prepare for parts replacement.	132
Parts replacement time has passed.	132
Unknown file.	132
Multi-sensor error	132
Error in cutter position.	132
Error Messages	133

Canon imagePROGRAF iPF785 Basics Guide - Page 107

HP-GL/2 problems, With HP-GL/2, printing is misaligned

Page 107 highlights