E5 Fuser Jam - Xerox DocuPrint C55 Service Manual

E5 FUSER JAM RAP
Paper did not reach the Exit Sensor.
INITIAL ACTION
Open the Printer and remove the Fuser
Assembly. Check for any obstructions in the
fuser paper path.
Switch the power off wait 10 seconds and
switch the power on. Run another print to
recheck for the fault.
PROCEDURE
Check the following:
• Obstructions in the paper path.
• Defective stripper fingers.
• Mechanical drive problem.
Enter IOT normal diagnostics. Scroll to the
SWITCH SCAN program and select Scan Row
00. Press Form Feed [1].
Open the Printer, then open the Fuser cover.
Actuate and deactuate the Exit Sensor while
observing the Yellow LED.
The Yellow LED switches on and off.
Y N
With SCAN ROW 00 still selected, actuate
and deactuate the Bypass Switch while
observing the Cyan LED.
The Cyan LED switches on and off.
Y N
Go to BSD 10.2 and troubleshoot the
Strobe 2 signal CN103-18 for an open.
If no open exists replace the PCU
PWB.
A B
DocuPrint C55/C55mp/[NC60]
A B
Go to BSD 10.2 in Section 7 and trouble-
shoot the Exit Sensor signal, +5 VDC and
GND (CN308-1, 3, 2) for an open.
If no open exists, replace the PCU PWB.
If the problem still exists, replace the Exit
Sensor.
Exit from the SWITCH SCAN program.
Remove the Front Cover and then close the
Printer.
Scroll to the MOTOR TEST program and
press Form Feed [1] to switch on the motors
while observing the Fuser Drive Motor.
The Fuser Drive Motor is rotating normally.
Y N
Go to BSD 10.1 in Section 7 and trouble-
shoot the Fuser Drive Motor clock lines.
If the lines are OK, replace the PCU PWB.
If the problem still exists, replace the
Fuser Drive Motor.
• Make sure the Fuser Cover fits correctly.
• Check for a Mechanical problem.
2/99
2-7
STATUS INDICATOR RAPs
E5