42 – Control panel messages
EN
All Printers
• A temporary error has occurred.
– Turn the printer off for 20 minutes to clear the temporary 50
Error.
• The power is low or unstable (for example, in a brownout).
– Locate and verify a stable power source.
6L, 5L
• Check the resistance between pins 1 and 2 from connector J102 of
the DC controller and the thermistor.
– If there is no resistance, replace the heating element. If the
resistance is correct, replace the DC controller.
6P, 5P
• The fuser is defective.
• The DC controller is defective.
LJ 5, 4 Plus, 4
• The fuser or power supply is defective.
– if the problem persists, replace the fuser and then replace the
power supply.
• A temporary error has occurred.
– Short the C202 (LJ 4) or C205 (LJ 4 Plus) on the DC controller to
bypass the Error 50 time delay.
4V, 4L, 4P
• The fuser is improperly seated.
• The fuser is defective.
50 Error/50 Service (fuser malfunction)