Ricoh M281 Series Service Manual page 347

4.23.6 FUSING THERMISTOR CONNECTION PCB
1. Remove the following covers.

MP 501/601: Paper exit tray (page 4-39)

SP 5300/5310: Upper cover (page 4-47)
2. Remove the screw which is fixing the fusing thermistor connection PCB [A].
3. Turn over the fusing thermistor connection PCB [A], and then disconnect the flat cable
and connectors.
SM 4-153
Electrical Components
D255/D256/M281/M282