Roland VersaEXPRESS RF-640 User Manual page 4

Contents
Chapter 3 Maintenance: For always in the best condition...............................47
Checking for Remaining Ink and Replacing Cartridges ................................48
Checking for Remaining Ink ..........................................................................................................48
How to Replace Ink Cartridges .....................................................................................................49
Maintenance that Should Be Performed Daily ..............................................51
Discard Discharged Fluid ................................................................................................................51
Cleaning ................................................................................................................................................53
About Care and Maintenance of Print Heads ..........................................................................54
When Normal Cleaning Is Not Effective ........................................................55
Medium / Powerful Cleaning ........................................................................................................55
When Uneven Color Issue Occurs ................................................................56
Light Choke Cleaning .......................................................................................................................56
Maintenance that Should Be Performed More Than Once a Month .............58
When Manual-Cleaning Becomes Necessary ..........................................................................58
Manual Cleaning ................................................................................................................................59
When Problems Such As Dot Drop-Out Are Not Cleared Up ........................64
When Problems Such As Dot Drop-Out Are Not Cleared Up.............................................64
Replacing Consumable Parts ........................................................................66
Replacing the Wiper .........................................................................................................................66
Replacing the Felt Wiper .................................................................................................................69
Replacing the Separating Knife ....................................................................................................72
When Not in Use for a Prolonged Period ......................................................74
Keep Performing Maintenance ....................................................................................................74
Alarm Feature .....................................................................................................................................74
Chapter 4 Part of Practice ...................................................................................75
Fully Utilizing Preset Function .......................................................................76
Saving Various Settings as a Name Assigned Preset .............................................................76
Loading a Saved Preset ...................................................................................................................78
Fully Utilize the Media Heating System .........................................................79
What Is the Media Heating System? ...........................................................................................79
Making the Temperature Setting for the Media Heating System ....................................79
Control of Media Heating System During Preheating .........................................................81
Drying the Trailing Edge of the Printing Area on the Dryer ...............................................82
Setting the Drying Time After Printing ......................................................................................82
Using an Optional Dryer .................................................................................................................83
Fully Utilizing the Correction Function ...........................................................84
Correcting for Misalignment in Bidirectional Printing .........................................................84
Correcting for Misalignment in Bidirectional Printing More Precisely ...........................85
Alleviating Horizontal Bands and the Like (Feed Correction Function) .........................85
Accommodating to the Types and Condition of Media ..................................87
Adjusting Print Head Height to Match Media Thickness ....................................................87
Using Transparent Media ................................................................................................................88
Printing Hard-to-Dry Media ...........................................................................................................90
Using the Media Easy to Curl Up / Hard to Be Fed.................................................................90
Speeding Up Printing for Narrow Media ...................................................................................91
Expanding the Printing Area by Reducing the Margins ......................................................92
Preventing Soiling of the Media and Dot Drop-Out .............................................................93
Using Sticky Media ............................................................................................................................94
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