Oki MB472w - HV-Board; Motor-FAN

45762101TH Rev.1
4-34
Oki Data CONFIDENTIAL
4.REPLACEMENT OF PARTS
4.2.15 HV-Board / Motor-FAN
(1) Remove the Cover Side (L). (Refer to 4.2.1)
(2) Remove the screw (Black)
①
and four screws (Silver)
②
, disengage
the two tabs (a and b), and remove HV-Board
③
. Be careful not to lose
Spring-Contact
④
that is removed with the board.
(3) Disconnect all of the three cables from HV-Board
③
.
(4) Disengage the two tabs (c and d), and remove Motor-FAN (80×25)
⑤
.
(5) Installing is performed by the inverse procedure with removing.
Note!
1. Install Motor-FAN (80×25)
⑤
with the label side outward and with its
notch fitted to the appropriate projection of the Plate-Side-L.
2. See 7.2 (2) for the HV-Board
③
connector layout.
3. While removing or installing FAN, do not press impeller of the FAN as
shown by the following photo. In case of the impeller unfastened by
mistake, do not reuse it and install a new FAN.
①
②
⑤
④×5
②
a
b
c
d
⑤
③
Air
Projection of
Plate Side L Assy
Notch of FAN
View A
Vie
w A
Impeller