Brother MFC-9320CW Service Manual page 391

(4) Disconnect the Connector (CN3) from the High-voltage power supply PCB ASSY.
High-voltage power supply
PCB ASSY
(5) Remove the LV fan ASSY from the Side frame R.
Assembling Note:
When assembling the LV fan ASSY, place it so that the attached label faces outwards.
Harness routing: Refer to
Connector
CN3
Fig. 5-229
<Right side>
Fig. 5-230
" Main Fan ASSY, LV Fan ASSY."
5-176
<Right side>
Side frame R
LV fan ASSY
Confidential