3-22 Phaser 6300/6350 Color Laser Printer Service Manual
14
Check for +24 V to the Turn Clutch.
1. Disconnect P/J191.
2. Close the Interlock Switch while testing.
Is there +24 V across P191-2 <=> ground?
Go to Step 15. Replace the
Engine Control
Board
(
page 8-104).
15
Check all pins on the FRONTCLH Harness
PL4.1.21 for continuity.
1. Disconnect P/J191 and P/J19.
2. Check continuity between J19 <=>
P191.
Go to Step 16. Replace the
FRONTCLH
Harness
Assembly.
16
Check Turn Clutch resistance.
Disconnect P/J191.
Is the resistance between J191-1 <=>
J191-2 less than 200Ω?
Replace the Engine
Control Board
(
page 8-104).
Replace the Turn
Clutch (Part of the
Registration
Roller Assembly).
17
Check the Tray 2 Feed Solenoid.
If possible, print a Test print from Tray 2.
Does the Feed Gear operate correctly?
Replace any
damaged or
excessively worn
parts.
Go to Step 18.
18
Test the Tray 2 Feed Solenoid.
1. Close the Interlock Switch while testing.
2. Run the Service Diagnostics Tray 2 Feed
Solenoid test.
Does the Feed Solenoid function normally?
Check the Solenoid
Feed spring and
stopper.
Go to Step 19.
19
Check all pins on the FDR Harness
PL3.3.22 for continuity.
1. Disconnect P/J474 and P/J47.
2. Check continuity between J47 <=>
P474.
Go to Step 20. Replace the FDR
Harness.
20
Check Feed Solenoid resistance.
Disconnect connector P/J474.
Is the resistance between J474-1 <=>
J474-2 less than 100Ω?
Replace the Engine
Control Board
(
page 8-104).
Replace Tray 2
Feed Solenoid
(Part of the Tray 2
Paper Pick
Assembly).
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No