3-70 magicolor 330 - Base Engine Service Manual
Primary FIPS: Error Messages
3.70 - Error Message: Fuser Life Low
The Fuser is nearing end of life.
Logic control on the MCU PWB detected that the Fuser has been installed while print engine has processed 237,500
images or the print engine has accumulated more than 18.5 hours of toner dispensing time.
Step Actions and Questions Yes No
SUSPECT COMPONENTS
The following components are associated with this specific prob-
lem. One or more of these components may have failed partially
or completely. If you cannot isolate the problem using this FIP,
replace each component listed below, one at a time, until the prob-
lem disappears.
• Wiring and connectors linking the components
1Go to Section 8 and follow the instructions on how to read the
Main Fuser Life Counter and compare that data with any know
data regarding the age and usage level of the current Fuser.
Has the Main Fuser truly processed at least 237,000 sheets of
paper since the it was last replaced?
Deal with the
matter accord-
ing to your
company pol-
icy or replace
the Fuser
Assembly
(RRP 9.80).
Go to step 2
2MCU/NVRAM STABILITY TEST
1. Write to NVRAM what you believe to be the correct
Fuser Life Count reading for the printer.
2. Generate 100 test prints.
3. Reread the Fuser Life Counter.
Does the Fuser BTR Life Counter display the Life Count read-
ing you just entered, plus 100 prints?
Treat as an
intermittent. If
problem reoc-
curs, replace
the MCU
PWB (RRP
9.123)
Replace the
MCU PWB
(RRP 9.123)