Xerox 5400N - Phaser B/W Laser Printer Service Quick Reference Manual

Also see for 5400N - Phaser B/W Laser Printer: Technical instructions

Contents

Phaser 5400 Laser Printer Service Guide 977 MBF FEED ROLLER ROTATION CHECK1. Remove all paper from the MBF tray.2. With the Main Motor still running from Step 6,sub-step 4, above, select MBF Feed Sol / press [4] totest.Does the MBF Feed Roller Assembly rotatesmoothly?Go toStep 8.Replace theMBF FeedRollercomponentsasnecessary[PL 4.1,page 392].8 TRAY 1 PICK UP GEAR ROTATION CHECK1. Remove Tray 1.2. With the Main Motor still running from Step 6, sub-step4 above, select Tray 1 Feed Sol / press [4] to rotate theTray 1 Pick Up Rollers one revolution.3. Observe the Tray 1 Pick Up Rollers through the Tray1 opening. Press [4] as many times as necessary toevaluate the rotation of the rollers.Do the Tray 1 Pick Up Rollers rotate smoothly?Go toRAP 47,page 128.Repair orreplace thegears orassembly asnecessary[PL 4.2,page 394].9 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. Main Motor and/or drive gears [PL 7.1, page 400 Fuser Assembly [RRP 5.1, page 288] Print Cartridge [PL 8.1, page 402] Exit Assembly [PL 6.1, page 398] MBF Feed Roller Assembly [PL 4.1, page 392] Wiring and connectors linking the componentsTable 51 Error Code U1: Motor Failure Troubleshooting Procedure (cont'd.)Step Actions and Questions Yes No