Brother HL-5240 Service Manual page 241

(3) Remove the bind B M4x12 Taptite screw, and then remove the High-voltage PS PCB
ASSY.
(4) Disconnect the three connectors from the High-voltage PS PCB ASSY.
High-voltage PS PCB ASSY
Pins
Fig. 5-94
Toner LED PCB connector
Fig. 5-95
5-61
HL-5240/5250DN/5270DN/5280DW SERVICE MANUAL
Taptite, bind B M4x12
High-voltage PS PCB ASSY
MP PE sensor connector
PE EG sensor connector
Confidential