Ricoh G-P3 Service Manual page 108

SC
Symptom
[Level]
two seconds while the
motor START signal is on.
• LOCK signal is not
cancelled within two
seconds after the motor is
off.
Fan motor error
The fan motor "On" signal is
not detected for the
components below after the
drum motor for black is set to
532
"On".
[D]
• PSU fan
• Fusing unit fan
• Polygon motor fan
• Drive unit fan
• Exit paper fan
Thermistor error
541
The thermistor output is less
[A]
than 0 °C for six seconds.
Print ready temperature error
• The heating roller
temperature increase
that is less than 67
degrees for 9 seconds is
detected five times
542
consecutively.
[A]
• The fusing temperature
does not reach the print
ready temperature within
15 seconds after the
fusing lamp was
controlled.
Possible Cause/Required Action
1. Replace the paper feed/ fusing motor.
• Defective fan motor
1. If the error occurs again, one of the fans is defective.
Remove the covers, find the defective fan and
replace it.
• Disconnected thermistor
• Defective connector connection
• Defective thermistor
• Thermistor coming off
• Incorrect power supply input at the main power
socket
• Defective fusing lamp
Service Call Conditions
4
107