Replacing The Pre-Registration Roller (Trays 1, 2, 3) - Konica Minolta bizhub PRO 920 Service Manual

3. PERIODIC CHECK
3.13.5

Replacing the pre-registration roller (Trays 1, 2, 3)

A. Periodically replaced parts/cycle
• Pre-registration roller /1, /2, /3: Every 10,000,000 prints (once for every 6,000,000 prints for actual replace-
ment cycle)
B. Procedure
Note
• The replacement method of the pre-registration roller is the same for both the trays 1 and 2. How-
ever, the replacement method for the tray 3 is a little different and a note is given only when a dif-
ferent procedure is employed for replacement. The explanation here is given of the tray 1.
• When the replacement is made for the trays 2 and 3, be sure to remove all the trays on the upper
stage in advance before starting operations.
• After replacing the pre-registration roller, be sure to adjust the tilt of the pre-registration roller.
(See "11.4.1 Pre-registration roller skew adjustment of the trays 1, 2 and 3."
94
[1]
[1]
[2]
[3]
57gaf2c130na
Field Service Ver2.0 Aug.2005
1.
Pull out the paper feed tray. (See "6.3.18 Remov-
ing/reinstalling the paper feed tray 1 and 2,"
"6.3.20 Removing/reinstalling the paper feed tray
3.")
2.
Remove 5 screws [1].
3.
Turn over the tray cover [2] and remove the con-
nector [3].
4.
Remove the tray cover [2].
Note
• When installing the tray cover, be sure to con-
nect the connector securely. Failing to con-
nect it results in the pull-out of all the trays
unavailable.