
EPSON EPL-N1600 Chapter 3 Troubleshooting
Rev. A 81
2.3 ELECTRICAL NOISE
Step Actions and Questions Yes No
SUSPECT COMPONENTS
The followin
components are
associated with this specific problem.
One or more of these components ma
have failed partiall
or completel
. If
ou
cannot isolate the problem usin
this
FIP, replace each component listed
below, one at a time, until the problem
disappears.
• Duplex Unit
• Lower Cassette Unit
• Drive Assembl
Main
• Solenoid Feed
• Solenoid MBF
1
EXTERNAL NOISE
1. Check if there is other electrical
equipment, such as electrical
enerators, radio transmitters, or
devices usin
electrical motors, near
the printer.
2. Shut off the other electrical
equipment, or relocate the printer
awa
from the other devices.
Is the electrical noise problem still
present?
Go to step 2. Permanentl
relocate either
the printer or
the problem
devices.
2
AC GROUND
Check the AC wall outlet.
Is the AC wall outlet correctl
wired and
rounded?
Go to step 3. Repair the AC
wall outlet.
3
IMAGING CARTRIDGE
Replace the Ima
in
Cartrid
e.
Is the electrical noise problem still
present?
Go to step 4. Problem
solved.
4
PLATE CONTACTS
Inspect Plate-Heat Roll and Plate
Contacts RTN, CR, BTR, DB, and DTS.
Are all of these Plate Contacts in place,
not bent or deformed, and does each
Plate Contact make secure contact with
the associated HPS terminal (DB, CR,
etc.)?
Go to step 5. Repair the
dama
ed Plate
Contact.
5
HPS
Replace the HPS.
Is the Electrical Noise problem still
present?
Go to step 6. Problem
solved.
6
C258MAIN Board
Replace the C258MAIN.
Is the Electrical Noise problem still
present?
Go to step 7. Problem
solved.
7
Fuser Assy.
Replace the Fuser Assembl
.
Is the Electrical Noise problem still
present?
Go to other
suspect
Components.
Problem
solved.
Step Actions and Questions Yes No
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