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A. Image Adjustment
If an image problem occurs, follow lhe
procedure below to perform a test print.
1)
Press the ON LINE key to put the printer
off line.
2) Press the TEST/FONT key: "01 TEST
PRINT A" appears on the Status
indication display. Press the ENTER
key; the pattern shown in the figure
below is printed.
3) Determine the type of image problem
from the test print, then proceed to
Section IV.
B. Mechanical Adjustment
1. Checking the nip width of the lower
fixing roller
The fiing unit does not allow adjustment
of the pressure (nip width). If the nip width
is set incorrectly, a fixing problem may
occur.
Follow the procedure below to check the
nip width.
Either take along one or two A4/lelter-
1)
size all-black copies made on copier, or
make such a copy using a copier at the
customer site.
Put the all-black copy on the multi-
21
purpose lray.
Press the TEST/FONT key.
3 1
When the leading edge of the print
4)
emerges at the face-down tray, switch
the printer OFF. wait for about 10
seconds, then switch the printer ON
again.
Measure the width of the glossy band
5)
across the print (Measure 15 mm from
the leading edge of the paper.), and
check that it meets the requirements
shown in the table below.
Feed-OUt
direction
-
Figure 6-4
Table 6-3
CHAPTER 6
Center of A4 ail-black
6 - 7
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