Table 4-3 Error Code C8-1 Paper Jam Reset Env/Bypass Feeder - Xerox DOCUPRINT N4525 Service Quick Reference Manual

RAP 4-1
Error Code C8-1
There is problem with the Envelope Feed Sensor.
Logic Control on the Print Engine Controller Board sensed the Envelope Feed Sensor was
actuated while the printer was in standby.

Table 4-3 Error Code C8-1 Paper Jam Reset Env/Bypass Feeder

Step Actions and Questions
ENVELOPE FEED SENSOR INSPECTION
1
Inspect the Envelope Feed Sensor for paper scraps that
may be actuating the sensor.
Is the Sensor free of paper scraps?
2 ENVELOPE FEED SENSOR TEST
1. Enter Diagnosticss Mode.
2. From the Main Menu, select Comp Input Test /
MBF/ENV Unit / Env Feed Out Sen.
3. Press [4] to start, [0] to stop.
4. Insert, then remove, a sheet of paper into the
Envelope Feeder Sensor.
Does the Display show "With Paper" when
you insert the paper into the Envelope Feed
Sensor, and does the Display show "Without
Paper" when you remove the paper?
3 ENVELOPE CONTROLLER BOARD
REPLACEMENT
Replace the Envelope controller board (RRP 4-8).
Does the error code appear?
PRINT ENGINE CONTROLLER BOARD
4
REPLACEMENT
Replace the Print Engine Controller Board (RRP 1-72).
Does the error code appear?
5 INPUT/OUTPUT BOARD REPLACEMENT
Replace the Input/Output Board (RRP 1-70).
Does the error code appear?
6 The following printer components and areas are
associated with this specific problem. One or more of
these components or areas may have failed partially or
completely. If you cannot isolate this problem using the
steps in this Repair Analysis Procedures, replace each
component or troubleshoot each area listed below, one
at a time, until you isolate and solve the problem.
Wiring and connectors linking the components.


Volume 4 / Envelope Feeder -Error Codes
Paper Jam
Reset
Env/Bypass
Feeder
Yes
Go to step 2
Go to step 3
Go to step 4
Go to step 5
Go to step 6
No
Remove the
paper scraps
Replace the
Envelope
Feed Sensor
(RRP 4-16)
Problem
solved
Problem
solved
Problem
solved
4-565