EPSON EPL-N1600 Chapter 3 Troubleshooting
Rev. A 90
3.7 HORIZONTAL BLACK STREAKS
Problem Suspect Components
There are areas of the ima
e that
are extrreaml
li
ht or missi
entirel
. These missin
areas
form wide ands that runs
horizontall
across the paper.
The followin
components are assosiated with
this specific problem. One or more of these
components ma
have failed partiall
or
completel
. If
ou can not isolate the problem
usin
this procedure, replace each components
listed below, one at a time, until the problem
disappears.
• Plate Contact CR
• Plate Contact DB
• Plate Contact BTR
• Plate Contact DTS
• Plate Contatct RTN
•Ima
in
Cartrid
e
• PWBA Hotaru
• C258MAIN Board
Step Action and Question Yes No
1
IMAGING CARTRIDGE
Install a new Ima
in
Cartrid
e.
Is the print ima
e normal?
Problem solved. Go to Step 2.
2
HPS OUTPUT VOLTAGES CR AND
DB TO BCR AND MAGNET ROLL
1. Reform the plate contacts CR, DB
and RTN so the
make better BCR,
Ma
net Roll, OPC Drum and the
terminals on the HPS.
2. Print test ima
e.
Is the print ima
e qualit
normal?
Problem solved. Go to Step 3.
3
HPS
1. Replace the HPS.
2. Print test ima
e.
Is the print ima
e qualit
normal?
Problem solved. Go to Step 4.
4
ROLL FUSER AND ROLL PRESS
1. Remove Fuser Ass
.
2. Inspect the Roll Fuser and the Roll
Press for scratches and
contamination.
Are these rolls free of scratches and
contamination?
Go to “Electrical
Noise”.
Replace the
Roll Fuser or
the Roll Press.
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