HP (Hewlett-Packard) LJ 4000T Printer User Manual


 
EN Image defect details 247
9
Your software program is sending an extra page-eject command.
Check the softwares printing configuration information.
The printer might be feeding two or more pages at once because the
media is difficult to separate.
The sealing tape has been left in the toner cartridge.
The toner cartridge is empty or defective.
The laser/scanner door does not open properly.
Remove and reseat the toner cartridge.
Check the laser/scanner shutter door for proper operation.
The toner cartridge guide is damaged, improperly positioned, or
missing.
There is no transfer roller voltage.
Perform the Half Self-Test Functional Check to check all other
electrophotographic processes.
Replace the transfer roller if necessary.
Check the ECU.
Discontinuity exists in the high-voltage contact points.
There is no developing bias.
Clean the high-voltage power supply contacts. With no
developing bias charge, toner is not attracted to the drum.
Replace the ECU.
There is no drum ground path.
Check the drum ground.
Replace the ECU.
The laser/scanner cable assembly is defective.
The page length and margins are not set correctly for the media
size.
Blank pages