EPSON EPL-N1600 Chapter 3 Troubleshooting
Rev. A 86
3.3 BLACK PRINT
Problem Suspect Components
The entire pa
e is black. 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 Contact RTN
• PWBA Hotaru
• C258MAIN Board
Step Action and Question Yes No
1 Print test ima
e.
Is the test print ima
e normal?
Go to Step 2. Go to Step 3.
2 C258MAIN BOARD
Replace the C258MAIN with a known
ood one.
Does the problem still persist?
Go to Step 4. Problem
solved.
3 Install a new Ima
in
Cartrid
e and
print test ima
e.
Is the print ima
e normal?
Problem solved. Go to Step 4.
4
HPS OUTPUT VOLTAGES CR AND
DB TO BCR AND MAGNET ROLL
1. Reform the plate contacts CR, DB
and RTN so the
make better
contacts with the Bias Char
e Roll,
Ma
net Roll, Drum and with the
terminals on the HPS.
2. Print test ima
e.
Is the densit
of print ima
e normal?
Problem solved. Replace the
HPS.
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