Pk Adjusting The Tilt Of The Punch Hole Position (Pk-2 Only) - Minolta Di551 Service Manual

[26] PK Adjusting the tilt of the punch hole
position (PK-2 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.
Operation
2-133
b. Adjustment
Step Operation
Measure the position of the sampled punch
holes to check the tilt of the position.
C
1
B
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
Loosen the two adjustment screws of PK.
3
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 %
Adjusting in the direction
of right and left
1
4
3
1. Adjustment side of punch unit
2. Mark
3. Adjustment screws
Retighten the screws.
5
Make a sample copy of punch mode and
6
recheck the tilt of the punch hole position.
ADJUSTMENT
A
2