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94
Phaser 740 and 740L Laser Printers
4
Troubleshooting
Error codesIf the printer’s front panel displays a message Error XX, find the error code in this
table and follow the instructions for resolving the problem.
Error User Corrective Action
Error 01 ■Remove and re-install black Toner Cartridge, then turn the printer
off and on.
■Replace black Toner Cartridge, then turn the printer off and on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.
Error 02 ■Remove and re-install cyan Toner Cartridge, then turn the printer
off and on.
■Replace cyan Toner Cartridge, then turn the printer off and on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.
Error 03 ■Remove and re-install magenta Toner Cartridge, then turn the
printer off and on.
■Replace magenta Toner Cartridge, then turn the printer off and on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.
Error 04 ■Remove and re-install yellow T oner Cartridge, then turn the printer
off and on.
■Replace yellow Toner Cartridge, then turn the printer off and on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.
Error 05, 10, 11,
12, and 13 ■Turn the printer power off, then on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.
Error 20 ■Remove and re-install Imaging Unit (make sure that Imaging Unit
is locked in place). Turn the printer off, then on.
■Remove and re-install Main Charge Grid. Turn the printer off, then
on.
■Remove and re-install Transfer Kit. Turn the printer off, then on.
■Remove and re-install each of the Toner Cartridges. Turn the
printer off, then on.
■Replace Main Charge Grid. Turn the printer off, then on.
■Replace Imaging Unit (make sure that Imaging Unit is locked in
place). Turn the printer off, then on.
■Replace Transfer Kit. Turn the printer off, then on.
■Replace the Toner Cartridges. Turn the printer off, then on.
■If problem persists, check www2.tek.com/merlin/tko and/or
contact Service.