Konica Minolta 0902, Service Manual

Page: 146 / 302

Chapter 5 Disassembly and Assembly
5-26
5.3.6 Replacing the Back Plate Drop Detection Sensor
This section describes the instructions on how to replace the back plate drop detection sensor.
Work outline
Listed below are the number of people and the rough standard of work hours required for performing the
works described in this section.
Requirements
The works in this section can be performed using only the standard tools.
1
See " Removal Procedures (Page 5-6)" in "5.2.3 Removing/Installing the Exterior Panel and
Insertion Unit" to remove the insertion unit.
Reverse the removed insertion unit and place it in a stable place in order to perform the replacing work.
2
Remove the light shield cover.
•
A: 1 tapping screw (M4 x 10)
•
B: 1 screw (M4 x 8)
Remove the sponge protecting the cable at the right
side of the light shield cover too.
3
Remove the back plate drop detection sensor.
4
Unplug the cable from the back plate drop
detection sensor.
•
Connector (J37)
5
Connect the cable to the new back plate drop
detection sensor.
6
Install the back plate drop detection sensor.
7
Install the light shield cover that was removed in Step 2 .
•
1 tapping screw (M4 x 10)
•
1 screw (M4 x 8)
Attach the sponge to the right side of the light shield
cover, and wrap the cable with it.
8
See " Installation Procedures (Page 5-8)" in "5.2.3 Removing/Installing the Exterior Panel
and Insertion Unit" to install the insertion unit and exterior panel.
Now, you have finished with the procedures to replace the back plate drop detection sensor.
Caution
Be sure to turn off the power supply circuit breaker and unplug the power cable from the
equipment whenever you disassemble/assemble the equipment.
Personnel
Number
Work Hours (steps 2 to 7)
1
A
B
J37
Caution
When removing the connector, hold a notch
on the connector without pulling a cable.
Giving a strong pull to the cable may cause
it to be broken.