6251-014 Rev. 2
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2 / 3 -
<Procedure>
1.
Install the new parts as shown in the figure below (Fig. 2). This part is called the high voltage
connector unit.
•
Insert the shaft section of the flag (FB2-8521) into the hole (2mm diameter) of the flag holder
(FB2-8520).
•
Be sure the installation direction of the microswitch of the high-voltage SW cable (FG6-3420) is
correct.
•
After installing all new parts, check that the flag (FG2-8521) moves smoothly and presses the
microswitch.
2.
Remove the fixing/waste toner drive assembly. (See the Service Manual for details of how to
remove the unit.)
3.
Remove the high voltage connector unit.
4. Install the high voltage connector unit at the place where the transfer high voltage connector was
installed.
5. Remove the connector J780 of the waste toner relay cable (FG5-5045-000) connected to the
microswitch (MSW4) for the waste toner feedscrew locking condition. (See Fig. 3.)
6. Connect the cable connected to the microswitch of the high voltage connector unit between the two
middle connectors of the connector J780 (which were formerly directly joined) removed in Step 5.
(See Fig. 3.)
7. Reinstall the removed parts at their original locations.
Fig. 3 Microswitch wiring
High voltage connector unit
High voltage connector
[Old]
[New]
Fig. 2 High voltage connector
FH2-9230
FB2-8520
J780
FB2-8521
Connector here is
connected between
the two middle
connectors of the
connector J780
XB1-2400-609
FG6-3420
MSW4
FG5-5045