d-Color MF4003/MF3303
I SERVICE MODE > 9. System 1
I-41
9.8Problem Unit Isolation Set.
• When a problem occurs, this function enables the use of the units or options that are not affected by separately controlling them and
isolating other units or options that have a problem.
NOTE
▪ The malfunction detection mechanism is not applied to units and options that are being isolated.
Setting item Setting value Contents Default setting
Tray 1
Tray 2
Tray 3
Set To normally isolate the units.
• This status will continue even after turning OFF and ON the main
power switch.
Unset No to isolate the units.
• When corresponding troubles occur, pressing the [Continue] key on
the warning screen, the user can isolate the problem units temporarily.
(*)
• This status will not continue after turning OFF and ON the power
switch.
○
• * For corresponding troubles, see “TROUBLE CODE.”
<Procedure>
1. Select the units or options to be set.
2. Specify [Set] or [Unset].
NOTE
▪ “Set” and “Unset” can be specified separately for each unit or option.
3. Touch [Apply].
4. The new setting becomes effective by turning the main power switch OFF and ON again.
9.9Warm-up
9.9.1Change Warm Up Time
• To change warm up completion time.
• Mode is changed to Mode 2 in case the paper gets curled significantly when black printing is conducted immediately after warm up at Mode
1.
• Mode is changed to Mode 3 or 4 in case the paper gets curled immediately after normal warm up or the curled paper causes paper jam,
paper exit failure, punch/staple/fold position failure or etc.
Setting item Contents Default setting
Mode 1 It makes the warm-up time for black print shortest.
○
Mode 2 The warm-up time for both black and color will be as specified value.
Mode 3 To prevent curling of the paper immediately after the warm-up, printing productivity is decreased by
PPM control.
The warm-up time for both black and color will be as specified value.
Mode 4 By having a longer warm-up time and warming up the fusing unit, curling of the paper immediately after
the warm-up can be prevented.
Fusing operation mode
• Warm-up related control can be changed by using [Warm Up] setting and [Choice of high humidity circumstance] setting in Engine FW
DipSW.
When the main power switch is turned on, the mode is defined according to each choice setting.
• The following table shows the features of each operation mode.
Operation
mode
Service Mode Target user Advantages Disadvantages
Warm-up Choice of
high humidity
circumstance
1
(Default
setting)
Mode 1 OFF Want to print quickly
Black usage rate is high
Makes warm-up time for black
shortest
Curling may occur in high humidity
2 ON Want to prevent curling
Black usage rate is high
Warm-up time for black is made
shortest except when in high
humidity
Decreases possibility curling
occurs in high humidity
Warm-up time is long in high
humidity (65 seconds or less)
3 Mode 2 OFF Want to print quickly
Color usage rate is high
Warm-up time is as specified value
or later
High productivity even in high
humidity
Curling may occur in high humidity
4 ON Want to prevent curling
Color usage rate is high
Warm-up time is as specified value
or later except in high humidity
Decreases possibility curling
occurs in high humidity
Warm-up time is long in high
humidity (65 seconds or less)
5 Mode 3 OFF Want to print quickly
Want to prevent curling
immediately after warm-up
Warm-up time is as specified value
or later
Decreases the curling in normal
circumstance
Productivity immediately after
warm-up decreases
Curling may occur in high humidity