Home » Canon Manuals » Printers » Canon imagePROGRAF iPF850 MFP M40 » Manual Viewer

Canon imagePROGRAF iPF850 MFP M40 User Guide - Page 628

Roll paper cannot be inserted into the Paper Feed Slot, Cannot load sheets, Paper is not cut neatly

View all Canon imagePROGRAF iPF850 MFP M40 manuals

Add to My Manuals
Save this manual to your list of manuals

Page 628 highlights

Roll paper cannot be inserted into the Paper Feed Slot 8 In a crouching position, push the Roll Unit in. iPF850 9 Turn the printer on. (See "Turning the Printer On and Off.") ➔P.17 Roll paper cannot be inserted into the Paper Feed Slot Cause The roll paper is warped. Paper is jammed by the paper feed slot. The paper source selection is incorrect. If paper cannot be advanced from Roll 2 (Lower), the Roll Unit Cable is disconnected. Corrective Action Straighten out curls and reload the roll. Remove the jammed paper. (See "Clearing Jammed Roll Paper.") ➔P.619 (See "Clearing a Jammed Sheet.") ➔P.622 Press the Load button and select the paper source. Connect the Roll Unit Cable firmly to the Roll Unit Power Supply Inlet and the inlet on the roll unit. Troubleshooting Cannot load sheets Cause Corrective Action The paper source selection is incorrect. Press the Load button and select the paper source. Problems Regarding Paper Paper is not cut neatly Cause The paper is bent or curled at the cut position. Paper rises by the ends of the cut position before it is cut. You are using paper that cannot be cut with the Cutter Unit. Cut Speed is not configured correctly in the Control Panel menu. During cutting, printed documents fall out at an angle. Corrective Action Straighten out any curling by the edges of the paper. Reload the paper correctly. Specify Manual in Cutting Mode in the Control Panel menu and use scissors or a cutting tool to cut the roll after printing. (See "Specifying the Cutting Method for Rolls.") ➔P.360 Change the Cut Speed setting in the Control Panel menu. (See "Menu Structure.") ➔P.443 In the Control Panel menu, set Cutting Mode to Eject. Hold documents after printing, as they are cut. (See "Specifying the Cutting Method for Rolls.") ➔P.360 Paper is not cut Cause Corrective Action 628 In the printer driver, No or Print Cut Guideline is specified in Specify Yes in Automatic Cutting in the printer driver. Automatic Cutting. (See "Page Setup Sheet (Windows).") ➔P.177 (See "Paper Detailed Settings Dialog Box (Mac OS).") ➔P.276 In the Control Panel menu, Cutting Mode is set to Eject or Manual. If the Cutting Mode is Eject, press the Cut button to cut the paper. If the Cutting Mode is Manual, cut rolls with scissors or the like. (See "Specifying the Cutting Method for Rolls.") ➔P.360 User's Guide

Section	Page
Cover	1
Contents	2
Basic Printing Workflow	15
Printing procedure	16
Printing Options Using Rolls and Sheets	16
Turning the Printer On and Off	17
Loading and Printing on Rolls	18
Loading and Printing on Sheets	21
Printing in Windows	22
Printing from Mac OS	22
Canceling print jobs	24
Canceling Print Jobs from the Control Panel	24
Canceling Print Jobs from Windows	25
Canceling Print Jobs from Mac OS	25
Pausing Printing	27
Pausing Printing	27
Enhanced Printing Options	29
Choosing Paper for Printing	30
Choosing a Paper for Printing	30
Specifying Paper in the Printer Driver	30
Using double-roll printing	31
About Double-roll Switching	31
Loading Roll Paper in the Printer Depending on the Purpose	31
Printing by Automatically Switching Between Upper and Lower Roll Paper	32
Printing by Automatically Switching Between Upper and Lower Roll Paper (Windows)	32
Printing by Automatically Switching Between Upper and Lower Roll Paper (Mac OS)	37
Roll Paper Switching Method	39
Printing Photos and Office Documents	43
Printing Photos and Images	43
Printing Photos and Images (Windows)	43
Printing Photos and Images (Mac OS)	45
Printing Office Documents	47
Printing Office Documents (Windows)	47
Printing Office Documents (Mac OS)	48
Using PosterArtist to Compose Originals	50
Printing CAD Drawings	52
Printing CAD Drawings	52
Printing Line Drawings and Text	52
Printing Line Drawings and Text (Windows)	53
Printing Line Drawings and Text (Mac OS)	54
Printing from AutoCAD	56
Specifying Colors and Printing CAD Drawings	57
Specifying Colors and Printing CAD Drawings (Windows)	58
HP-GL/2 Printing	59
Adjusting Images	60
Adjusting the Color in the Printer Driver	60
Fine-Tuning Colors of Photos and Images (Windows)	61
Fine-Tuning Colors of Photos and Images (Mac OS)	64
Giving Priority to Particular Graphic Elements and Colors for Printing	66
Choosing the Document Type and Printing Conditions (Windows)	68
Choosing the Document Type and Printing Conditions (Mac OS)	70
Printing enlargements or reductions	72
Resizing Originals to Match the Paper Size	72
Resizing Originals to Match the Paper Size (Windows)	72
Resizing Originals to Fit the Roll Width	74
Resizing Originals to Fit the Roll Width (Windows)	74
Resizing Originals to Fit the Roll Width (Mac OS)	76
Resizing Originals by Entering a Scaling Value	78
Resizing Originals by Entering a Scaling Value (Windows)	79
Resizing Originals by Entering a Scaling Value (Mac OS)	80
Printing at full size	83
Printing on Oversize Paper	83
Printing at Full Size (Windows)	84
Printing at Full Size (Mac OS)	85
Borderless Printing at Actual Size	87
Borderless Printing at Actual Size (Windows)	88
Borderless Printing at Actual Size (Mac OS)	90
Borderless Printing	92
Borderless Printing on Paper of Equivalent Size	92
Borderless Printing by Resizing Originals to Match the Paper Size (Windows)	93
Borderless Printing by Resizing Originals to Fit the Roll Width	95
Borderless Printing by Resizing Originals to Fit the Roll Width (Windows)	96
Borderless Printing by Resizing Originals to Fit the Roll Width (Mac OS)	98
Printing banners or at other non-standard sizes	101
Printing Vertical or Horizontal Banners (Large-Format Printing)	101
Printing Vertical or Horizontal Banners (Large-Format Printing; Windows)	102
Printing Vertical or Horizontal Banners (Large-Format Printing; Mac OS)	105
Printing on Non-Standard Paper Sizes	108
Printing on Non-Standard Paper Sizes (Windows)	108
Printing on Non-Standard Paper Sizes (Mac OS)	111
Tiling and multiple pages per sheet	114
Printing Multiple Originals Next to Each Other	114
Printing Multiple Originals Next to Each Other (Windows)	115
Printing Multiple Originals Next to Each Other (Mac OS)	117
Printing Multiple Pages Continuously	118
Printing Multiple Pages Continuously (Windows)	118
Printing Multiple Pages Continuously (Mac OS)	120
Printing Multiple Pages Per Sheet	121
Printing Multiple Pages Per Sheet (Windows)	122
Printing Multiple Pages Per Sheet (Mac OS)	124
Printing Posters in Sections	126
Printing Large Posters (Windows)	126
Centering originals	128
Printing Originals Centered on Rolls	128
Printing Originals Centered on Rolls (Windows)	128
Printing Originals Centered on Rolls (Mac OS)	130
Printing Originals Centered on Sheets	132
Printing Originals Centered on Sheets (Windows)	132
Printing Originals Centered on Sheets (Mac OS)	134
Conserving roll paper	137
Conserving Roll Paper by Rotating Originals 90 Degrees	137
Conserving Roll Paper by Rotating Originals 90 Degrees (Windows)	137
Conserving Roll Paper by Rotating Originals 90 Degrees (Mac OS)	138
Conserving Roll Paper by Printing Originals Without Top and Bottom Margins	140
Conserving Roll Paper by Printing Originals Without Top and Bottom Margins (Windows)	141
Conserving Roll Paper by Printing Originals Without Top and Bottom Margins (Mac OS)	142
Checking Images Before Printing	145
Checking the Layout in a Preview Before Printing	145
Other useful settings	146
Printing With Watermarks	146
Printing with Watermarks—COPY, FILE COPY, and so on (Windows)	147
Making the Original Orientation Match the Paper Orientation	148
Making the Original Orientation Match the Paper Orientation (Windows)	149
Making the Original Orientation Match the Paper Orientation (Mac OS)	150
Using Favorites	152
Cutting Roll Paper After Printing	152
Cutting Roll Paper After Printing (Windows)	153
Cutting Roll Paper After Printing (Mac OS)	154
Windows Software	157
Printer Driver	158
Printer Driver Settings	158
Specifying Paper in the Printer Driver	160
Confirming Print Settings	161
Checking the Layout in a Preview Before Printing	161
Using Favorites	162
Accessing the Printer Driver Dialog Box from Applications	164
Accessing the Printer Driver Dialog Box from the Operating System Menu	165
Main Sheet	166
Paper Information on Printer Dialog Box	170
Paper Detailed Settings Dialog Box	170
View Settings Dialog Box for the Printing Application	172
Color Adjustment Sheet: Color	172
Object Adjustment Dialog box: Color	173
Matching Sheet	174
Color Adjustment Sheet: Monochrome	176
Object Adjustment Dialog box: Monochrome	177
Page Setup Sheet	177
Output Method Dialog box	180
Paper Size Options Dialog Box	181
Layout Sheet	182
Page Options Dialog Box	183
Special Settings Dialog Box	184
Favorites Sheet	185
Utility Sheet	186
Support Sheet	187
Settings Summaries Dialog Box	187
Device Settings Sheet	188
Preview	189
The Features of Preview	189
Starting Preview	189
Preview Main Window	190
Dialog Area	192
Enlarge/Reduce the screen display	193
Moving a Page	193
Using the ruler	193
Priority setting for rotating 90 degrees	194
Printing with Selecting the Layout	195
Print on the Center	197
Not Print Spaces at the Top/Bottom	198
Free Layout	199
The Features of Free Layout	199
Starting Free Layout	199
Free Layout Main Window	201
Detailed Settings	202
Preferences Dialog Box	203
Page Options Dialog Box	204
Zoom Dialog Box	205
Format Dialog Box	205
Laying out a Multiple-File Document on One Page	207
Laying out a Document Created with Multiple Application Programs on One Page	209
Selecting an Object	211
Changing the Object Size	211
Moving an Object	212
Rotating an Object	212
Laying out Objects Automatically	213
Aligning Objects	213
Changing the Object Overlapping Order	215
Pasting a Copied or Cut Object	216
Folded Duplex Window	217
Finished Size Settings Dialog Box	218
Binding Settings Dialog Box	219
Prints using Folded Duplex	220
Color imageRUNNER Enlargement Copy	221
The Features of Color imageRUNNER Enlargement Copy	221
Starting Color imageRUNNER Enlargement Copy	221
Color imageRUNNER Enlargement Copy Dialog Box	222
Hot Folder	223
Creating a New Hot Folder	223
Specifying an Existing Shared Folder as a Hot Folder	226
Setting the Print Parameters	228
Printing Enlargements of Scanned Originals from a Color imageRUNNER	229
Print Plug-In for Office	230
Print Plug-In for Officefeatures	230
Steps to install	230
Steps to uninstall	233
When Print Plug-In for Office is not displayed	233
To start from Microsoft Word	236
Print Matching Roll Width(Word)	238
Borderless Printing(Word)	240
Multi-Page Printing(Word)	242
Register the settings (Word)	243
Print Using Registered Settings(Word)	244
Portrait Orientation/Landscape Orientation(Word)	246
To start from Microsoft PowerPoint	247
Print Matching Roll Width(PowerPoint)	249
Borderless Printing(PowerPoint)	250
Multi-Page Printing(PowerPoint)	252
Register the settings (PowerPoint)	254
Print Using Registered Settings(PowerPoint)	255
Portrait Orientation/Landscape Orientation(PowerPoint)	256
To start from Microsoft Excel	258
Print Entire Sheet(Excel)	259
Print Selected Area(Excel)	262
Configuring Binding (Excel)	264
Configuring Special Settings	265
Mac OS Software	267
Printer Driver	268
Printer Driver Settings	268
Specifying Paper in the Printer Driver	269
Confirming Print Settings	270
Checking the Layout in a Preview Before Printing	271
Using Favorites	271
Accessing the Printer Driver Dialog Box from Applications	272
Main Pane	272
Paper Detailed Settings Dialog Box	276
View set. Dialog Box for the Printing Application	278
Matching pane	278
Color Settings Pane: Color	280
Object Adjustment dialog box: Color	281
Color Settings Pane: Monochrome	282
Object Adjustment dialog box: Monochrome	283
Page Setup Pane	283
Additional Settings Pane	284
Preview	286
The Features of Preview	286
Starting Preview	286
Preview Main Window	287
Paper Settings Panel	290
Easy Settings	291
Advanced Settings	292
Output Settings Panel	293
Color Settings Panel	295
Color Adjustment	296
Matching	298
Driver Matching Mode	299
ICC Matching Mode	300
ColorSync	301
Preferences Dialog Box	301
Zoom Dialog Box	301
Go to Page Dialog Box	302
Print with No Borders	302
Print on the Center	303
Not Print Spaces at the Top/Bottom	303
Print Page Rotated 90 Degrees	304
Display with Fitting to the Width of the Paper	304
Display with All	304
Display with Actual Size	305
Moving a Page	305
Free Layout	307
The Features of Free Layout	307
Starting Free Layout	307
Free Layout Main Window	308
Paper Settings Panel	310
Easy Settings	311
Advanced Settings	312
Color Settings Panel	313
Color Adjustment	314
Matching	316
Driver Matching Mode	318
ICC Matching Mode	319
ColorSync	320
Preferences Dialog Box	320
Page Setup Dialog Box	321
Zoom Dialog Box	322
Format Dialog Box	323
Laying out a Multiple-File Document on One Page	323
Laying out a Document Created with Multiple Application Programs on One Page	324
Selecting an Object	324
Changing the Object Size	324
Moving an Object	325
Rotating an Object	325
Laying out Objects Automatically	326
Aligning Objects	326
Changing the Object Overlapping Order	328
Pasting a Copied or Cut Object	329
Handling and Use of Paper	331
Paper	332
Types of Paper	332
Paper Sizes	332
Using Paper Other Than Genuine Paper and feed confirmed Paper	334
Printing on Paper Other Than Genuine Paper and feed confirmed Paper Using Existing Settings	335
Displaying the Paper Reference Guide	335
Updating paper information	338
Handling rolls	342
Attaching the Roll Holder to Rolls	342
Loading Rolls in the Printer	345
Changing the Type of Paper	350
Specifying the Paper Length	352
Removing the Roll from the Printer	352
Removing the Roll Holder from Rolls	356
Feeding Roll Paper Manually	357
Keeping Track of the Amount of Roll Paper Left	358
Specifying the Ink Drying Time for Rolls	358
Specifying the Cutting Method for Rolls	360
Cutting the Leading Edge of Roll Paper Automatically	366
Reducing Dust from Cutting Rolls	367
Roll Holder Set	368
Automatic Roll Switching	368
Handling sheets	369
Loading Sheets in the Printer	369
Printing From a Desired Starting Point	371
Removing Sheets	373
Stacker	375
Stacker	375
Installing and Removing the Stacker On the Printer	376
Ejecting to the Stacker	380
Ejecting to the Output Stacker	381
Media Configuration Tool (Windows)	383
The Features of Media Configuration Tool	383
Installation Procedures	383
Updating Media Information After Installation	385
Media Configuration Tool Main Window	389
Editing Media Type Information for Genuine Paper and Feed Confirmed Paper	390
Adding Media Types	391
Changing Media Names	395
Deleting Media Types You Have Added	397
Switching Media Types Display Show/Hide	399
Changing the Display Order of Media Types	401
Applying a Saved Media Information File on Another Computer	403
Checking the update	404
Media Configuration Tool (Mac OS)	405
The Features of Media Configuration Tool	405
Procedures for Installing	405
Updating Media Information After Installation	407
Media Configuration Tool Main Window	411
Editing Media Type Information for Genuine Paper and Feed Confirmed Paper	413
Adding Media Types	414
Changing Media Names	418
Deleting Media Types You Have Added	421
Switching Media Types Display Show/Hide	422
Changing the Display Order of Media Types	424
Applying a Saved Media Information File on Another Computer	426
Checking the update	428
Control Panel	429
Operations and Display Screen	430
Control Panel	430
Control Panel Display	432
How to View Instructions With Navigate	436
Checking Instructions During Printer Operations	438
Printer Menu	439
Printer Menu Operations	439
Menu Operations	440
Menu Structure	443
Menu Settings	449
Status Print	460
Printing Interface Setting Reports	463
Setting Control panel access lock	465
Printer Parts	467
Printer parts	468
Front	468
Printer Front	469
Stacker	470
Back	471
Top Cover (Inside)	472
Carriage	473
Ink Tank Cover (Inside)	474
Hard Disk	475
Printer Hard Disk Operations	475
Checking the Free Hard Disk Space	476
Erasing Data on the Printer's Hard Disk	477
Optional accessories	479
Network Setting	481
Network Environment	482
Network Environment	482
Using RemoteUI	484
Using RemoteUI	484
Initial Settings	486
Configuring the IP Address on the Printer	486
Configuring the IP Address Using the Printer Control Panel	486
Configuring the IP Address Using ARP and PING Commands	487
Configuring TCP/IPv6 Network Settings	488
Configuring the Printer Driver Destination (Windows)	489
Configuring the Printer Driver Destination (Mac OS)	489
Configuring the Printer's TCP/IP Network Settings With RemoteUI	490
Mac OS Settings	493
Configuring the Destination in TCP/IP Networks	493
Configuring the Destination for Bonjour Network	493
Other Settings	494
Specifying Printer-Related Information	494
Configuring the Communication Mode Manually	495
Email Notification When Printing is Finished or Errors Occur	496
Initializing the Network Settings	496
Device Setup Utility (Windows)	497
imagePROGRAF Device Setup Utility	497
Installing imagePROGRAF Device Setup Utility	497
Configuring the IP Address Using imagePROGRAF Device Setup Utility	497
Print Job Management	501
Status Monitor (Windows)	502
The Features of imagePROGRAF Status Monitor	502
Job Management Using imagePROGRAF Status Monitor	503
Printmonitor (Mac OS)	505
The Features of imagePROGRAF Printmonitor	505
Job Management Using imagePROGRAF Printmonitor	506
Accounting (Windows)	507
Accounting Manager	507
Launching the Accounting Manager	507
Accounting Manager Main Window	508
Job List Area	510
Accounting Manager Basic Procedures	511
Configuring Unit Costs in Accounting Manager	511
Setting the Unit Cost for Ink	512
Setting the Unit Cost for Paper	513
Setting the Unit Cost for Items Other Than Ink and Paper	514
Configuring Units and Display Settings in Accounting Manager	515
Automatically Acquiring Print Job Logs at Regular Intervals	515
Canceling Regular Print Job Log Acquisition	516
Switching Between Displaying Jobs on Printer and Regularly Acquired Jobs	516
Exporting Print Job Data as a CSV File	516
Displaying Job Properties or Period Properties	517
Showing, Saving and Loading Selected Unit Cost Data	518
Showing the Total Amount of Ink and Paper Consumed	518
Basic Print Job Operations	519
Using the Printer Hard Disk	519
Saving Print Jobs on the Printer Hard Disk	520
Managing the Job Queue (Deleting or Preempting Other Jobs)	523
Managing Pending Jobs (Printing or Deleting Jobs on Hold)	525
Printing Saved Jobs	527
Deleting Saved Jobs	531
Moving Saved Jobs	534
Advanced Print Job Operations	538
Saving Print Jobs Sent from Sources Other than the Printer Driver	538
Printing Without Saving Jobs in the Common Box	539
Setting Passwords for Personal Boxes	540
Naming Personal Boxes	543
Displaying a List of Saved Jobs	545
Printing a List of Saved Jobs	548
Displaying Details of Saved Jobs	549
Renaming Saved Jobs	551
Adjustments for Better Print Quality	555
Adjusting the Printhead	556
Adjusting the Printhead	556
Automatic Adjustment to Straighten Lines and Colors	556
Manual Adjustment to Straighten Lines and Colors	558
Adjustment When Installing the Printhead	559
Adjusting Line Misalignment	560
Troubleshooting Paper Abrasion and Blurry Images	562
Adjusting the feed amount	564
Adjusting the Feed Amount	564
Selecting a Feed Amount Adjustment Method	564
Automatic Banding Adjustment	565
Manual Banding Adjustment	566
Fine-Tuning the Paper Feed Amount	568
Adjusting Line Length	568
Adjusting the Vacuum Strength	570
Maintenance and Consumables	573
Ink Tanks	574
Ink Tanks	574
Replacing Ink Tanks	574
Checking Ink Tank Levels	583
When to Replace Ink Tanks	583
Printheads	585
Printhead	585
Checking for Nozzle Clogging	585
Cleaning the Printhead	586
Replacing the Printhead	587
Maintenance Cartridge	593
Maintenance Cartridge	593
Replacing the Maintenance Cartridge	593
Checking the Remaining Maintenance Cartridge Capacity	597
When to Replace the Maintenance Cartridge	598
Cleaning the Printer	599
Cleaning the Printer Exterior	599
Cleaning Inside the Top Cover	599
Cleaning the Stacker	601
Other Maintenance	606
Preparing to Transfer the Printer	606
Reinstalling the Printer	611
Updating the Firmware	615
Troubleshooting	617
Frequently Asked Questions	618
Frequently Asked Questions	618
Problems Regarding Paper	619
Clearing Jammed Roll Paper	619
Clearing a Jammed Sheet	622
If There is a Paper Jam while Using the Stacker	624
Troubleshooting When Paper Jams are not Found	625
Roll paper cannot be inserted into the Paper Feed Slot	628
Cannot load sheets	628
Paper is not cut neatly	628
Paper is not cut	628
The Stacker continues to rotate	629
The size of clear film cannot be detected	629
Printing does not start	630
The Data lamp on the Control Panel does not light up	630
The printer does not respond even if print jobs are sent	630
Ink Filling.. is displayed	631
The display screen indicates Agitating	631
The printer stops during a print job	632
An error message is shown on the Display Screen	632
The printer ejects blank, unprinted paper	632

Match case Limit results 1 per page

In a crouching position, push the Roll Unit in.

Turn the printer on.

(See "

Turning the Printer On and Off

.")

➔

P.17

Roll paper cannot be inserted into the Paper Feed Slot

Cause

Corrective Action

The roll paper is warped.

Straighten out curls and reload the roll.

Paper is jammed by the paper feed slot.

Remove the jammed paper.

(See "

Clearing Jammed Roll Paper

.")

➔

P.619

(See "

Clearing a Jammed Sheet

.")

➔

P.622

The paper source selection is incorrect.

Press the

Load

button and select the paper source.

If paper cannot be advanced from Roll 2 (Lower),

the Roll Unit Cable is disconnected.

Connect the Roll Unit Cable firmly to the Roll Unit Power Supply Inlet and the

inlet on the roll unit.

Cannot load sheets

Cause

Corrective Action

The paper source selection is incorrect.

Press the

Load

button and select the paper source.

Paper is not cut neatly

Cause

Corrective Action

The paper is bent or curled at the cut position.

Straighten out any curling by the edges of the paper.

Paper rises by the ends of the cut position be-

fore it is cut.

Reload the paper correctly.

You are using paper that cannot be cut with the

Cutter Unit.

Specify

Manual

Cutting Mode

in the Control Panel menu and use scissors or

a cutting tool to cut the roll after printing.

(See "

Specifying the Cutting Method for Rolls

.")

➔

P.360

Cut Speed

is not configured correctly in the

Control Panel menu.

Change the

Cut Speed

setting in the Control Panel menu.

(See "

Menu Structure

.")

➔

P.443

During cutting, printed documents fall out at an

angle.

In the Control Panel menu, set

Cutting Mode

Eject

. Hold documents after

printing, as they are cut.

(See "

Specifying the Cutting Method for Rolls

.")

➔

P.360

Paper is not cut

Cause

Corrective Action

In the printer driver,

Print Cut Guideline

is specified in

Automatic Cutting

Specify

Yes

Automatic Cutting

in the printer driver.

(See "

Page Setup Sheet (Windows)

.")

➔

P.177

(See "

Paper Detailed Settings Dialog Box (Mac OS)

.")

➔

P.276

In the Control Panel menu,

Cutting Mode

is set to

Eject

Manual

If the

Cutting Mode

Eject

, press the

Cut

button to cut the paper.

If the

Cutting Mode

Manual

, cut rolls with scissors or the like.

(See "

Specifying the Cutting Method for Rolls

.")

➔

P.360

Roll paper cannot be inserted into the Paper Feed Slot

iPF850

User's Guide

Troubleshooting

Problems Regarding Paper

628