Xerox Phaser 6300 Service Manual page 123

Troubleshooting Procedure Table (Continued)
Step Actions and Questions
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?
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.
16 Check Turn Clutch resistance.
Disconnect P/J191.
Is the resistance between J191-1 <=>
J191-2 less than 200Ω?
17 Check the Tray 2 Feed Solenoid.
If possible, print a Test print from Tray 2.
Does the Feed Gear operate correctly?
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?
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.
20
Check Feed Solenoid resistance.
Disconnect connector P/J474.
Is the resistance between J474-1 <=>
J474-2 less than 100Ω?
3-22 Phaser 6300/6350 Color Laser Printer Service Manual
Yes
Go to Step 15.
Go to Step 16.
Replace the Engine
Control Board
(page 8-104).
Replace any
damaged or
excessively worn
parts.
Check the Solenoid
Feed spring and
stopper.
Go to Step 20.
Replace the Engine
Control Board
(page 8-104).
No
Replace the
Engine Control
Board
(page 8-104).
Replace the
FRONTCLH
Harness
Assembly.
Replace the Turn
Clutch (Part of the
Registration
Roller Assembly).
Go to Step 18.
Go to Step 19.
Replace the FDR
Harness.
Replace Tray 2
Feed Solenoid
(Part of the Tray 2
Paper Pick
Assembly).