HP laserjet 2015 series Manuale Di Servizio

Pagina di 296
Error code
Pattern
Description
Action
57
Fan motor error
1.
Check the fan cable
connections.
2.
If the error persists,
replace the fan.
50XXX
Fuser error. The fuser has
a malfunction.
1.
Unplug the printer for at
least ten minutes, and
then plug it in again.
2.
Verify that the fuser
connector and
thermistor connector
are both firmly seated
in the ECU
3.
Perform a heating
element resistance
check.
4.
If the resistance
readings are correct,
but the error persists,
replace the fuser.
Table 7-4
  Fatal error secondary messages (continued)
ENWW
Fatal error secondary messages
149