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■ V-CONT
COPIER (Service mode for copier) > ADJUST (Adjustment mode) > V-CONT
VCONT-Y
2
Adj of Y-color contrast potential
Detail
To adjust the contrast potential for Y-color.
As the value is changed by 1, the contrast potential is changed by 5 V.
+: Image becomes darker.
-: Image becomes lighter.
When the value is too large, paper winds around the Fixing Roller or a transfer failure occurs.
In principle, adjustment of the density should be made by auto gradation adjustment (full
adjustment). However, if the error still occurs, use this item as a temporary measure.
Use Case
When density failure occurs even when auto gradation adjustment (full adjustment) is executed
Adj/Set/Operate Method
Enter the setting value (switch negative/positive by -/+ key) and press OK key.
Caution
- Do not use this when the machine is operating correctly.
- The density is returned to the default when auto gradation adjustment (full adjustment) is
executed.
- The density is returned to the default when image density adjustment is executed during printing.
Display/Adj/Set Range
-20 to 20
Unit
V
Default Value
0
Related Service Mode
COPIER> ADJUST> V-CONT> VCONT-M/C/K
Additional Functions
Mode
Adjustment/Maintenance> Adjust Image Quality> Auto Adjust Gradation> Full Adjust
Amount of Change per
Unit
5
VCONT-M
2
Adj of M-color contrast potential
Detail
To adjust the contrast potential for M-color.
As the value is changed by 1, the contrast potential is changed by 5 V.
+: Image becomes darker.
-: Image becomes lighter.
When the value is too large, paper winds around the Fixing Roller or a transfer failure occurs.
In principle, adjustment of the density should be made by auto gradation adjustment (full
adjustment). However, if the error still occurs, use this item as a temporary measure.
Use Case
When density failure occurs even when auto gradation adjustment (full adjustment) is executed
Adj/Set/Operate Method
Enter the setting value (switch negative/positive by -/+ key) and press OK key.
Caution
- Do not use this when the machine is operating correctly.
- The density is returned to the default when auto gradation adjustment (full adjustment) is
executed.
- The density is returned to the default when image density adjustment is executed during printing.
Display/Adj/Set Range
-20 to 20
Unit
V
Default Value
0
Related Service Mode
COPIER> ADJUST> V-CONT> VCONT-Y/C/K
Additional Functions
Mode
Adjustment/Maintenance> Adjust Image Quality> Auto Adjust Gradation> Full Adjust
Amount of Change per
Unit
5
8. Service Mode
745
Summary of Contents for imageRUNNER ADVANCE C3330 Series
Page 1: ...Revision 7 0 imageRUNNER ADVANCE C3330 C3325 C3320 Series Service Manual ...
Page 18: ...Product Overview 1 Product Lineup 7 Features 11 Specifications 17 Parts Name 26 ...
Page 518: ...Error Jam Alarm 7 Overview 507 Error Code 511 Jam Code 617 Alarm Code 624 ...
Page 1020: ...9 Installation 1008 ...
Page 1022: ...2 Perform steps 3 to 5 in each cassette 9 Installation 1010 ...
Page 1024: ...5 6 Checking the Contents Cassette Feeding Unit 1x 3x 2x 1x 9 Installation 1012 ...
Page 1027: ...3 4 NOTE The removed cover will be used in step 6 5 2x 2x 9 Installation 1015 ...
Page 1046: ...When the Kit Is Not Used 1 2 Close the Cassette 2 When the Kit Is Used 1 9 Installation 1034 ...
Page 1068: ... Removing the Covers 1 2x 2 1x 9 Installation 1056 ...
Page 1070: ...3 1x 1x 9 Installation 1058 ...
Page 1083: ...6 7 TP M4x8 2x 2x 9 Installation 1071 ...
Page 1084: ...When Installing the USB Keyboard 1 Cap Cover Wire Saddle 9 Installation 1072 ...
Page 1129: ...9 2x 10 2x 11 9 Installation 1117 ...
Page 1135: ...Remove the covers 1 ws 2x 2 1x 9 Installation 1123 ...
Page 1140: ...2 2x 3 Connect the power plug to the outlet 4 Turn ON the power switch 9 Installation 1128 ...
Page 1176: ... A 2x Installing the Covers 1 1x 2 2x 9 Installation 1164 ...
Page 1190: ...14 Install the Cable Guide to the HDD Frame 4 Hooks 1 Boss 9 Installation 1178 ...