Pk Adjusting The Tilt Of The Punch Hole Position (Pk-5 Only) - Minolta Di551 Service Manual

[27] PK Adjusting the tilt of the punch hole
position (PK-5 only)
1. Tool
• Screwdriver (Phillips)
• Scale
2. Adjustment method
a. Preparation
Step
Check the following items:
• The finisher is connected to the main
body.
1
• The main body is loaded with the paper
based on the punch specifications.
Check the skew of output paper in
advance.
• Slide the side guide plate and the rear
guide plate for the main body's feed tray,
2
and align the paper loaded on the main
body's tray.
• Check the skew by using the platen copy
or adjustment mode.
To check the tilt of the punch hole position,
3
make a sample copy in the punch mode.
Make three copies each in single side copy
mode and double side copy mode with the
4
punch mode to check the skew.
b. Adjustment
Step
Measure the position of the sampled punch
holes to check the tilt of the position.
C
1
Tilt of the punch hole position:
A-B (Difference in position of the two punch
holes)/C (Distance of hole pitch)
Open the front cover.
2
Operation
Operation
A
B
2-134
Step Operation
Remove the punch unit cover by removing
three screws
Punch unit cover
3
Screw
Loosen the four adjustment screws of PK.
4
Using the mark scale as a guide, move the
punch unit horizontally by the amount of tilt
for the punch hole position.
1 scale: 0.5 %
Adjust to the left or right
5
Adjustment screws
Retighten the screws.
6
Reinstall the punch unit cover.
7
Make a sample copy of punch mode and
8
recheck the tilt of the punch hole position.
ADJUSTMENT
Adjustment screws
Mark