Ricoh DD 5450, Field Service Manual, Page: 240 / 403

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238
Chapter 5 Paper Feed Section
Adjustment procedure
1. Access HELP-014, and check the numerical
value.
2. Access HELP-030.
3. Touch "TEST PATTERN 1".
4. Press the (MASTER MAKING) key. Print the test
pattern.
5. Touch "SCREEN COARSE" of the image
mode.
6. Press the (PRINT POSITION) key to move
the print position.( Bottom limit adjustment )
7. When the numerical value of step 1, release
the (PRINT POSITION) key and press the
(PRINT) key.
8. Compare the printed image (step 7) with the
printed image (step 4).
Check the difference of 15 mm, and press the
the
X
=
key and the C (CLEAR) key.
If the moving distance is not the 15 mm
● Repeat steps 6 through 7.
2. Top Limit adjustment
● For description of operation
(6) Adjusting the Vertical Reg. Sensors
Make the Top Margin adjustment before adjusting
the vertical reg. sensors.
1. Bottom Limit adjustment
Adjustment procedure
● Adjust Top Limit at the same time
Repeat steps 1 through 4, then Touch "SCREEN
FINE" of the image mode (step 5).
6. Press the (PRINT POSITION) key to move
the print position.( Top limit adjustment )
7. Release the (PRINT POSITION) key at the
numerical value of step 1 and press the (PRINT)
key.
8. Compare the printed image (step 7) with the
printed image (step 4).
Check the difference of 15 mm, and press the
X
=
key and the C (CLEAR) key simultaneously
to enter the numerical value.
→ See page 132
HELP-014 → See page 321
Center
IMPORTANT
Vertical reg.
encoder
sensor
Screw
Vertical reg. center sensor
Vertical reg. limit
center sensor
HELP-014:Touch
HELP-014
435
1120
VERTICAL REGISTRATION SELECTION
REGISTRATION ADJUST :LEFT
1.
REGISTRATION ADJUST : RIGHT
2.
HELP-030
TEST PATTERN
TEST PATTERN 1
TEST PATTERN
2
TEST PATTERN
3
TEST PATTERN
4
TEST PATTERN
5
TEST PATTERN 6
TEST PATTERN 7
Touch
HELP-030
800
1
SCREEN COARSE
SCREEN FINE
IMAGE MODE
RETURN
Print position adjustment value
Vertical registration
limit value
HELP-030 → See page 339
REFERENCE
3