Epson EPL-N1600 Service Manual page 71

EPSON EPL-N1600
Step Actions and Questions
4 PAPER SIZE AND WEIGHT
Are the size and weight of the paper
used within the paper specification?
5 DRIVE ASSEMBLY MAIN
Does the Main Motor run and do the
gears of the Drive Assembly rotate
normally?
6 ROLL ASSEMBLY REGISTRATION
• Is the Roll Pinch Registration in
place and pressed against the Roll
Registration Assembly by the Spring
Nip Registration?
• Is the Roll Registration Assembly
clean and free of damage or
excessive wear?
ACTUATOR REGISTRATION
7
Does the Actuator Registration move
freely, with a slight spring-action
return?
8 SENSOR REGISTRATION ON HPS
Is the output level of the Sensor
Registration at CN221-21 change when
you press the Actuator?
9 PWBA HOTARU
1. Remove the PWBA Hotaru (RRP
7.2.1).
2. Check for continuity between P21-
B6 and P31-B8.
Is there continuity between P21 and
P31?
DETACK SAW
10
Inspect the Detack Saw.
Is the Detack Saw clean and free of
contamination?
Rev. A
Yes No
Go to step 5. Use paper within
the specification.
Go to step 6. Replace the
Drive Assembly
Main.
Go to step 7. Reseat the Roll
Pinch
Registration or
replace the Roll
Assembly
Registration.
Go to step 8. Correct the
problem, or
replace the
Actuator if the
problem cannot
be corrected.
Replace the Go to step 9.
C258MAIN
Board.
Replace HPS. Replace the
PWBA Hotaru.
Go to step 11. Clean the
Detack Saw.
Step Actions and Questions
11 ROLL FUSER
1. Remove the Fuser Assy.
1. Rotate the Fuser Drive Gear.
Does the Roll Fuser rotate smoothly?
ROLL-PRESS
12
Rotate the Roll-Press.
Does the Roll-Press rotate smoothly?
13 ROLL ASSEMBLY EXIT AND ROLL-
PINCH
Do the Roll Assembly Exit and Roll-
Pinch rotate smoothly?
14 GUIDE L
(Slidably held on the left side of the
Frame between the Mirror Assembly
and the Roll Assembly Exit)
Does the Roll Fuser drive gear rotate
when you press down on the Guide L?
15 EXIT GUIDE LINK ACTUATOR
• Locate the Guide Link actuator tab
that is molded on the Cover
Assembly Exit.
Is the actuator tab in place on the
Cover Assembly Exit; not damaged nor
deformed?
• Slowly close the Cover Assembly
Exit and observe the actuator tab.
Does the actuator tab press down on
the Guide Link?
Chapter 3 Troubleshooting
Yes No
Go to step 12. Replace the
Fuser Assy.
Go to step 13. Replace the
Roll-Press or
Bearing-
Pressure Roll.
Go to step 14. Replace the
Fuser Assy.
Go to step 15. Replace the
Drive Assembly-
F/P.
Run test prints. Replace the
Cover Assembly
Exit.
73