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5
Chapter 5 Electrical System
(1) Adjusting Reduction/Enlargement
Adjustment procedure
1. Access HELP-046
2. Open the scanner so that the master feed section
is seen.
3. Press the (MASTER MAKING) key. The cutter
operates, the master is fed by 200 mm and
then the cutter operates again.
4. Actually measure the length of master cut into
200 mm length.
Standard value
Item
Standard value
Length of the master cut into
200 mm length
200±0.5 mm
If the clearance is not the standard value:
● Touch "3" of the HELP-046 screen for
adjustment.
Adjustment procedure
1. Access HELP-030.
2. Touch "TEST PATTERN 1".
3. Press the (MASTER MAKING) key. Print the
test pattern.
DD5450: A3 paper
DD5440: B4 paper
● For test patterns, see Chapter 7, "HELP-030".
4. Measure the length of two 100 mm-squares in
the sub scan (vertical) direction.
Standard value
Item
Standard value
Length of two 100 mm-squares in
the sub scan (vertical) direction 200±0.5 mm
If the clearance is not the standard value:
● Touch "2" of the HELP-046 screen for
adjustment.
● M-make feed volume
The cut master
(200 mm)
Actual
measurement
8 Electrical system
1. Adjusting M-make Feed Volume Magnification
2. Adjusting M-make Speed Magnification
● HELP -046 (page1) display
● HELP-030 (page1) display
● M-make speed
TEST PATTERN 1: When using A3 Machine and A3 Drum
● HELP-046 (page1) display
HELP-046
+0.0
−0.5
-
0.3
1.
2.
3.
MASTER CLAMP MARGIN
(mm)
M-MAKE SPEED MAGNIFICATION
(%)
M-MAKE FEED VOLUME MAGNIFICATION
(%)
HELP-030
TEST PATTERN
TEST PATTERN
1
TEST PATTERN
2
TEST PATTERN
3
TEST PATTERN
4
Touch
Touch
HELP-046
+
0.0
−
0.5
1.
2.
Touch
MASTER CLAMP MARGIN
(mm)
M-MAKE SPEED MAGNIFICATION
(%)
M-MAKE FEED VOLUME MAGNIFICATION
(%)
8
Summary of Contents for DD 5450
Page 1: ...RICOH DD5450 DD5440 Machine Code C284 C283 Field Service Manual June 2016...
Page 2: ......
Page 15: ...Chapter 1 Dimensions 13 2 Dimensions 2 622 1405 555 228 1080 710 980 688 370 Unit mm...
Page 37: ...35 Chapter 2 Machine Installation 5 Touch OK DATE TIME is set 6 Touch END 1...
Page 170: ......
Page 262: ......