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The 4-in-1, Canon imageCLASS D1550 has print, scan, copy and fax capabilities so you can accomplish all necessary tasks with just one machine. Complete.The Canon imageCLASS D1550 offers 4-in-1 functionality and feature-rich capabilities in a high quality, reliable printer that is ideal for any office environment. 7 Replace the 2nd Image Transfer Retraction Position Sensor. 6 Replace the 2nd Image Transfer Retraction Position Solenoid. Is the signal operating correctly? Go to step 6.

5 Check the 2nd Image Transfer Retraction Position Sensor control signal for a voltage change at P/J12-3 on the Engine Control Board. 4 Check the 2nd Image Transfer Retraction Position Solenoid for proper drive coupling and correct as necessary. Is the connector seated properly? Go to step 4. 3 Check the 2nd Image Transfer Retraction Position Solenoid connector CN5. 2 Check the Main Motor for proper drive coupling and correct as necessary. Is the connector seated properly? Go to step 2. 2nd Image Transfer Retraction Position Solenoid (SD4), PL7.2.23 ġ Check the Main Motor connector CN37.2nd Image Transfer Retraction Position Sensor (PS3), PL4.0.9 .The 2nd Image Transfer Retraction Position Sensor is not deactivated (pressed position) within a given period of time after the pressure sequence of the 2nd transfer roller has been started.The 2nd Image Transfer Retraction Position Sensor(PS3) is not activated (retracted position) within a given period of time after the retraction sequence of the 2nd transfer roller has been started.roll failure CODE (0094) Turn power off, on 4 On the Engine Control Board, check P/J2 at pins 1, 5, and 7 for +24V. Is the motor engaged with the gears? Go to step 3. 2 Check the Main Motor for proper positioning. Main Motor Failure The Main Motor lock signal remains HIGH for a predetermined consecutive period of time while the Main Motor remains energized.ġ Check the Engine Control Board connector P/J8. Main motor failure CODE (001) Turn power off, on