Utax PF 420, Service Manual

Page: 25 / 77

3MH
1-3-2
(2) Maintenance mode item list
Section
Item
No.
Content of maintenance item
Initial
setting*
General U019 Displaying the ROM version -
Drive, paper
feed and
paper convey-
ing system U030 Checking motor operation -
U031 Checking switches for paper conveying -
U032 Checking clutch operation -
U034 Adjusting the print start timing
Adjusting the leading edge registration
Adjusting the center line
Adjusting the trailing edge margin
Adjusting the leading edge registration
2.8/0.0/0.0/0.0/0.0/0.8
*1
-2.4/0.0/0.0/0.0/0.0/0.0
*1
2.0
*1
2.0/2.0/2.0/2.0/2.0/2.0
*1
U051 Adjusting the deflection in the paper 30/20/ 0/ -20/ -20/20
*1
U053 Performing fine adjustment of the motor speed 0.3/0.7/-0.5/0/0/0/0.5
*1
-0.1/-0.1/-0.3
*1
Mode setting U341 Specific paper feed location setting for printing function -
Other U901 Checking/clearing copy counts by paper feed locations -
*Initial setting for executing U020, *1: The item initialized for executing U020, *2: The item initialized for executing U021