Roland XJ 740 User Manual

49
Chapter 4
Maintenance and Adjustment
Downloaded From ManualsPrinter.com Manuals 

50Chapter 4 Maintenance and Adjustment
4-1 Daily Care and Maintenance
Disposing of Discharged Ink
The drain bottle collects discharged fluid. Dispose of collected material before the bottle becomes full. The message
shown in the figure appears when a certain amount of discharged fluid has collected in the bottle. Follow the proce-
dure below to discard the discharged fluid.
Resetting the discharged-fluid counter after disposal makes the message shown
in the figure disappear.
1.Choose the [DRAIN BOTTLE]...

Chapter 4 Maintenance and Adjustment51
4-1 Daily Care and Maintenance
3.Attach the emptied bottle and reset the discharged-fluid count.
Attach the emptied bottle.
Press.
Pressa second time.
Press.
Press
to go back to the original screen.
WARNINGNever place discharged fluid near open flame.
Doing so may cause fire.
CAUTIONTo store discharged fluid temporarily, place it in the included drain bottle or in a
durable sealed container such as a metal can or polyethylene tank, and cap tightly.
Any spillage...

Chapter 4 Maintenance and Adjustment52
4-1 Daily Care and Maintenance
Cleaning
WARNINGNever use gasoline, alcohol, thinner, or any other flammable material.
Doing so may cause fire.
CAUTIONBefore attempting cleaning, switch off the sub power and wait until the platen and
dryer cool (approximately 30 minutes).
Sudden movement of the machine may cause injury, or hot components may cause burns.
➢ This machine is a precision device, and is sensitive to dust and dirt. Perform cleaning on a daily basis.
➢...

Chapter 4 Maintenance and Adjustment53
4-1 Daily Care and Maintenance
Care and Maintenance of the Print Heads
Daily Care and Maintenance
Perform maintenance using the machines head cleaning feature.
 P. 37, Printing Tests and Cleaning, p. 54, When Head Cleaning Is Not Effective
Periodic Care and Maintenance
Periodic care is essential to ensuring optimal printing at all times. Based on your frequency of use, periodically clean
the heads using a cleaning kit.
 P. 56, Cleaning the Heads Using the Cleaning...

54Chapter 4 Maintenance and Adjustment
4-2 When Head Cleaning Is Not Effective
Performing More Powerful Cleaning
When the problems such as dot drop-out are not cleared up by the normal cleaning, try the more forceful medium
cleaning or the even more forceful powerful cleaning. Note, however, that this consumes more ink than normal
cleaning, and too-frequent use may damage the print heads themselves. Avoid using it more than necessary.
In the same way as for normal cleaning, choose and clean only the...

Chapter 4 Maintenance and Adjustment55
4-2 When Head Cleaning Is Not Effective
Check the drain bottle.
If the amount of discharged fluid is near the upper-limit line, then remove the bottle, discard the
collected fluid, and reattach the bottle.
 P. 50, Disposing of Discharged Ink, step 2
Press.
The screen shown in the figure appears, then cleaning
starts.
When it finishes, the screen shown in the figure ap-
pears again. Go on to Step
.
Press.
Press
to go back to the original screen.
When Powerful...

56Chapter 4 Maintenance and Adjustment
4-3 Cleaning the Heads Using the Cleaning Kit
When the Cleaning Kit Becomes Necessary
Periodic Care and Maintenance
Use the cleaning kit to perform head-cleaning periodically, according to the frequency of use.
When Dot Drop-out or the Like Occur Frequently
When the machines head-cleaning feature does not correct the problem, clean the heads using the cleaning kit.
➢If you use up the cleaning kit, purchase a new one from your authorized Roland DG Corp. dealer.
➢The...

Chapter 4 Maintenance and Adjustment57
4-3 Cleaning the Heads Using the Cleaning Kit
1.Change to the print-head manual-cleaning mode.
Press.
Press
several times.
Press.
Press
.
Press.
Press.
	Open the front cover and remove the maintenance cover.

Close the front cover and press.
The print-head carriage moves to the left side of the machine, and
then the screen shown in the figure appears.
Open the front cover.
Preparations are complete when this screen appears.
Touch the location shown in the...

Chapter 4 Maintenance and Adjustment58
4-3 Cleaning the Heads Using the Cleaning Kit
2.Clean using the cleaning stick. Be especially careful to clean away any fibrous dust (lint).
Clean in the sequence shown in the figure below.
Cleaning stick
Be sure to clean using one of the included cleaning sticks.
Never touch the nozzle surface.
Clean only the metal frame.Gently stroke the sponge.
Never rub with force.
Area to clean Area to clean
Area to clean Area to clean
Downloaded From ManualsPrinter.com Manuals