Xerox 5400N - Phaser B/W Laser Printer, Service Quick Reference Manual

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162 Phaser 5400 Laser Printer Service Guide
7 “YES” FROM STEP 4 ABOVE
1. Switch printer power OFF.
2. Reconnect P/J133.
3. Enter Diagnostics mode.
4. From the Main Menu, select Component Test / Tray 2
Feed Sol (or Tray 3 Feed Sol).
5. Measure the voltage between P/J133-11 and frame
ground.
6. Press [4].
Does the voltage drop from +24 VDC to 0.0 VDC?
Check for
mechanical
binding of
the solenoid
or a
defective
spring. If the
problem
persists,
replace the
Tray 2/3
Feed
Solenoid
[RRP 11.10,
page 337 ].
Go to
Step 8.
8 “NO” FROM STEP 7 ABOVE
1. Measure the voltage between P/J132-4 and frame
ground.
2. Press [4].
Does the voltage change from 0.0 VDC to +3.2
VDC?
Replace the
Tray 2/3
Feeder
Board
[RRP 11-7,
page 334 ].
Go to
Step 9.
9 “NO” FROM STEP 8 ABOVE
1. Switch printer power OFF.
2. Remove the printer Left Side Cover [RRP 1.1,
page 250 ] and the Print Engine Controller Board
[RRP 8.5, page 310 ].
3. Switch printer power ON.
4. Measure the voltage between P/J13-4 and frame
ground.
Does the voltage m3.2 VDC?
Check the
continuity of
the Feeder
Harnesses
(P/J132 to
P/H131 and
P/J131 to
P/J13).
Repair or
replace as
necessary
[PL 11.3,
page 416 ].
Replace the
Print Engine
Controller
Board
[RRP 8.5,
page 310 ].
10 “YES” FROM STEP 1 ABOVE
1. Scroll to Main Motor / press [4].
2. Scroll to Turn Roll Clutch / press [4].
3. Scroll to Tray 2 (or Tray 3) Feed Sol / press [4].
Has a sheet of paper been fed from Tray 2/3 to
the Registration Rollers?
Problem
solved. Replace the
Tray 2/3
Feed
Solenoid
[RRP 11.10,
page 337 ].
11 SUSPECT COMPONENTS
The following printer components and areas are
associated with this specific problem. One or more of
these components or areas may have failed partially or
completely. If you cannot isolate this problem using the
steps in this Repair Analysis Procedure, replace each
component or troubleshoot each area listed below, one
at a time, until you isolate and solve the problem.
■
Tray 2 (or Tray 3) Feed Solenoid [RRP 11.10,
page 337 ]
■
Feed Head Harness [PL 11.3, page 416 ]
Table 92 500-Sheet Feeder Feed Solenoid
Troubleshooting Procedure (cont'd.)
Step Actions and Questions Yes No