Xerox Phaser 6300 Service Manual page 117

Troubleshooting Procedure Table
Step Action and Questions
1 Check the following for damage.
Registration Sensor Actuator,
PL4.1.1
Registration Roller Assembly,
PL4.2.1
Is there any damage?
2 Test the Registration Sensor.
Run the Service Diagnostics Registration
Sensor test.
Does the sensor function correctly?
3
Check the Registration Sensor connection.
Is the Registration Sensor connected to
the harness?
4
Check all pins on the REGISNS Harness
PL 4.1.4 for continuity.
1. Disconnect P/J181 and P/J18.
2. Check continuity between J181 <=>
J18.
5 Check the Registration Sensor signal.
Block the Registration Sensor.
Verify the voltage between P/J18-3 <=>
P/J18-2 on the Engine Control Board is 0
VDC.
6 Test the Registration Clutch.
1. Close the Interlock Switch while testing.
2. Run the Service Diagnostics
Registration Clutch test.
Does the clutch function correctly?
7
Check the Registration Clutch resistance.
Disconnect connector P/J192.
Is the resistance between J192-1 <=>
J192-2 less than 200Ω?
8 Check for +24 V to the Registration Clutch.
1. Disconnect P/J192.
2. Close the Interlock Switch while testing.
Is there +24 V across P192-3 <=> ground?
3-16 Phaser 6300/6350 Color Laser Printer Service Manual
Yes
Clean or replace as
needed.
Go to Step 6.
Go to Step 4.
Go to Step 5.
Go to Step 6.
Go to Step 8.
Go to Step 8.
Replace the
Registration Chute
(page 8-38).
No
Go to Step 2.
Go to Step 3.
Reconnect.
Replace the
Registration
Sensor Harness.
Replace the
Registration
Sensor
(page 8-36).
Go to Step 7.
Replace the
Registration Clutch
(Part of the
Registration Roller
Assembly)
Replace the
Engine Control
Board
(page 8-104).