3-36 Phaser 6300/6350 Color Laser Printer Service Manual
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Check the following for evidence of fault or
damage:
â– Transfer Roller PL5.1.4
â– CTD (ADC) Sensor PL5.2.19
Is there any damage?
Replace any
damaged parts.
Go to Step 2.
2
Clean the CTD (ADC) Sensor.
Does this fix the problem?
Complete Go to Step 3.
3
Test the CTD (ADC) Sensor.
Run the Service Diagnostics CTD (ADC)
Sensor test.
Does the sensor function correctly?
Go to Step 4. Go to Step 5.
4
Replace the Transfer Roller.
Does the error persist?
Go to Step 5. Complete
5
Check the CTD (ADC) Sensor connection.
Is P/J136 connected to the harness?
Go to Step 6. Connect the
sensor.
6
Check all pins on the FSR/ADC Harness
PL5.2.28 for continuity.
1. Disconnect P/J36 and P/J136.
2. Check continuity between J36 <=>
J136.
Go to Step 7. Replace the FSR/
ADC Harness.
7
Check the CTD (ADC) Sensor signal.
Disconnect P/J36.
Does J36-2 <=> J36-5 = 0 V?
Replace the CTD
(ADC) Sensor
(
page 8-71).
Replace the
Engine Control
Board
(
page 8-104).