Ricoh M281 Series Service Manual page 471

6.6.2 SC500 (ENGINE: PAPER TRANSPORT 2: FUSING, OTHERS)
SC No. Type
SC540-01 D
SM
Error Name/Error Condition/Major Cause/Solution
Fusing Pressure Release Motor Error 1
The over-current detection signal of the fusing pressure release
motor is detected 20 times consecutively.

Connector disconnected or defective

Drive transmission of the fusing pressure release motor
defective

Fusing pressure release motor defective

Connect-Left PCB defective

IOB defective

Connector disconnected or defective
Reconnect the following connectors. Then perform a
conduction inspection. If there is no conduction, replace the
connector.

Fusing Pressure Release Motor – Connect-Left PCB
connector

Connect-Left PCB – IOB connector

Drive transmission of the fusing pressure release motor
defective
Check the gears. If any gears are damaged, replace them.

Fusing pressure release motor defective
Replace the fusing pressure release motor.

Connect-Left PCB defective
Replace the Connect-Left PCB.

IOB defective
Replace the IOB.
6-33
Service Call 501-582
D255/D256/M281/M282