Phaser 6000/6010 and WC 6015 MFP Xerox Internal Use Only 3-73Error Messages and CodesDeve Mode Change FailureApplicable Error• 042-372: Deve Mode Change FailureInitial Actions• Cycle printer power.• If the problem persists, use the following procedure.Troubleshooting Procedure TableStep Actions and Questions Yes No1 Check the connections between theFAN and LVPS.Is P/J205 on the LVPS securelyconnected?Go to step 2. ReconnectconnectorP/J205, thengo to step 2.2 Does the error persist? Go to step 3. Complete.3 Disconnect P/J205 on the LVPS.Is the voltage across ground atP/J205-1 approximately +24 VDCwhen the Interlock Switch is pushed?Go to step 4. Replace theLVPS.4 For the 6010N:Test the Fan (see “Using Phaser6010N and WorkCentre 6015 MFPService Diagnostics” on page 4-10).For the 6000:Test the Fan with the CE Diags Tool(see page A-16).Does the Fan function normally?Complete. Replace theMCU Board(page 8-121).Troubleshooting Reference TableApplicable Parts Wiring and Plug/Jack Map References■ Feed Solenoid, PL6.1.10■ Switching Sensor■ Harness Assembly RKN SNSPL2.2.25/26■ Developer Drive Assembly, PL6.1.6■ MCU Board, PL7.2.2■ “Map 3 - Phaser 6000/6010” onpage 10-9■ “Phaser 6000/6010 Feeder” onpage 10-12■ “Map 3 - WorkCentre 6015 MFP” onpage 10-23■ “WorkCentre 6015 MFP Feeder” onpage 10-26