Xerox DocuPrint N2025 Service Manual Download

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02/2000

2-47

DocuPrint N2025/N2825

RAP 48, RAP 49

Status Indicator Repair Analysis Procedures

Initial Issue

RAP 48 Exit Sensor

Procedure

Enter Diagnostics and select Component Test. Scroll to Sensor Input test and press Enter [4].
Open the rear cover and open the Fuser Exit Door. Actuate and deactuate the Fuser Exit Sen-
sor. The number on the LCD increments each time you actuate and deactuate the sen-
sor.
Y

N
Switch the printer power off. Remove the Left Side Cover (REP 1.1) and the Print Engine
Controller PWB Cover (REP 8.5). Disconnect P/J17 from the Print Engine Controller
PWB. Switch the printer power on. Check the voltage between P/J17 pin 6 and frame
ground. The voltage is 3.2VDC.
Y

N
Check the voltage between P/J16 pin 4 and frame ground. The voltage is 3.2VDC.
Y

N
Replace the LVPS (REP 8.6).

Replace the Print Engine Controller PWB (REP 8.5).

Switch the printer power off. Reconnect P/J17 to the Print Engine Controller PWB. Mea-
sure the voltage between P/J17 pin 6 and frame ground as you actuate and deactuate the
Fuser Exit Sensor. The voltage is 3.2VDC when the Fuser Exit Sensor is deactuated
and 0.0VDC when actuated.
Y

N
Replace the Fuser Assembly (REP 5.1).

Replace the Print Engine Controller PWB (REP 8.5).

RAP 49 E2-1: Paper Jam / Misfeed 500 Sheet Feeder

Misfeed jam. There is a paper jam between a 500 Sheet Feeder Assembly and the Registration
Sensor.

Procedure

Remove all of the paper from problem paper tray and reinstall the paper tray. Enter Diagnostics
and select Test Print and run a test print from the problem Tray. The LCD displays a C5 error
code.
Y

N
Go to RAP 5.

The paper is curled, damaged or damp.
Y

N
The paper size is within specifications.
Y

N
Replace with paper within size specifications

Remove problem paper tray and install Tray 1 paper tray into problem feeder. Enter Diag-
nostics and select Test Print. Print 20 test prints from the problem feeder. E2-1 Code is
displayed.
Y

N
Replace Tray Assembly (PL 2.1/ PL 2.2).

Remove Tray from problem feeder. Enter Diagnostics and select Component Test. Scroll
to Main Motor and press Enter. Scroll to Turn Roll Clutch and press Enter. Scroll to Tray 2
or Tray 3 Feed Sol and press Enter. Observe the problem Tray Feed Rolls. The Feed
Rolls rotate one complete turn.
Y

N
Remove the Left Cover (REP 11.3) of the 500 Sheet Feeder. Enter Diagnostics and
select Component Test. Scroll to Turn Roll Clutch and press Enter. The Feeder
Motor is rotating.
Y

N
Go to RAP 51.

Remove the 500 Sheet Feeder Feed Head Assembly (REP 11.9). Inspect the gears
for cracks, broken or missing teeth. Also inspect the return spring for the Feed Roll
Shaft Gear. The gears and spring are in good condition.
Y

N
Replace defective gears or springs (PL 11.2).

Go to RAP 51.

Open the rear door of the 500 Sheet Feeder. Enter Diagnostics and select Component
Test. Scroll to Turn Roll Clutch and press Enter. The Turn Roll Shaft is rotating.
Y

N
Remove the 500 Sheet Feeder Feed head Assembly (REP 11.9). Inspect the gears
for cracks, broken or missing teeth. Replace defective parts (PL 11.2).

Remove the 500 Sheet Feeder Retard Chute Assembly (REP 11.13). Inspect the retard
holder and retard arm for damage. The Retard Chute Assembly is OK.

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