Phaser 5400 Laser Printer Service Guide 167RAP 65 Exit Sensor.Table 95 Exit Sensor Troubleshooting ProcedureStep Actions and Questions Yes No1 PROCEDURE1. Enter Diagnostics mode.2. From the Main Menu, select Component Test / SensorInput / press [4], to start, [0] to stop.3. Open the rear cover.4. Open the Fuser Exit door.5. Actuate and deactuate the Fuser Exit Sensor.Does the LCD counter increment each time youactuate and deactuate the sensor?Replace thePrint EngineControllerBoard[RRP 8.5,page 310].Go toStep 2.2 ìNOî FROM STEP 1 ABOVE1. Switch printer power OFF.2. Disconnect P/J17 from the Print Engine ControllerBoard.3. Switch printer power ON.4. Measure the voltage between P/J17-6 and frameground.Does the voltage measure +3.2 VDC?Go toStep 4.Go toStep 3.3 ìNOî FROM STEP 3 ABOVEMeasure the voltage between JP/J16-4 and frameground.Does the voltage measure +3.2 VDC?Replace thePrint EngineControllerBoard[RRP 8.5,page 310].Replace theLVPS[RRP 8.6,page 312].4 FUSER EXIT SENSOR1. Switch printer power OFF.2. Reconnect P/J17 to the Print Engine Controller Board.3. Switch printer power ON.4. Measure the voltage between P/J17-6 and frameground as you actuate and deactuate the Fuser ExitSensor.Does the voltage measure +3.2 VDC when theFuser Exit Sensor is deactuated and 0.0 VDCwhen actuated?Replace thePrint EngineControllerBoard[RRP 8.5,page 310].Replace theFuserAssembly[RRP 5.1,page 288].5 SUSPECT COMPONENTSThe following printer components and areas areassociated with this specific problem. One or more ofthese components or areas may have failed partially orcompletely. If you cannot isolate this problem using thesteps in this Repair Analysis Procedure, replace eachcomponent or troubleshoot each area listed below, oneat a time, until you isolate and solve the problem. Print Engine Controller Board [RRP 8.5, page 310] LVPS [RRP 8.6, page 312] Fuser Assembly [RRP 5.1, page 288] Wiring and connectors linking the components
