3-16 Phaser 6300/6350 Color Laser Printer Service Manual
Troubleshooting Procedure Table
Step Action and Questions Yes No
1
Check the following for damage.
■ Registration Sensor Actuator,
PL4.1.1
■ Registration Roller Assembly,
PL4.2.1
Is there any damage?
Clean or replace as
needed.
Go to Step 2.
2
Test the Registration Sensor.
Run the Service Diagnostics Registration
Sensor test.
Does the sensor function correctly?
Go to Step 6. Go to Step 3.
3
Check the Registration Sensor connection.
Is the Registration Sensor connected to
the harness?
Go to Step 4. Reconnect.
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.
Go to Step 5. Replace the
Registration
Sensor Harness.
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.
Go to Step 6. Replace the
Registration
Sensor
(
page 8-36).
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?
Go to Step 8. Go to Step 7.
7
Check the Registration Clutch resistance.
Disconnect connector P/J192.
Is the resistance between J192-1 <=>
J192-2 less than 200Ω?
Go to Step 8. Replace the
Registration Clutch
(Part of the
Registration Roller
Assembly)
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?
Replace the
Registration Chute
(
page 8-38).
Replace the
Engine Control
Board
(
page 8-104).
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