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4
Checking and Performing Printer Adjustments
53
S84-ex/S86-ex Service Manual
4.9 Adjusting the Timing Belt Tension (Ribbon
Motors, Optional Ribbon Saver Motor)
Required tool:
• Phillips screwdriver
1
Make sure that the printer is in power off mode, then disconnect the power cord from
the AC outlet.
2
Open the
rear housing covers
of the printer.
Section 5.1.1 Opening the Rear Housing Cover
for details.
3
Locate the ribbon motors (rewind and supply) and the optional saver motor as shown
below.
4
Loosen two fixing
screws
of the
ribbon rewind motor
and two fixing
screws
of
the
ribbon supply motor
.
Important
: Do not remove the screws.
5
Loosen three fixing
screws
of the optional
ribbon saver motor
.
Skip this step if the optional ribbon saver is not installed.
Important
: Do not remove the screws.
Note
To access the screw at the bottom of the ribbon saver motor, you have to remove the gearbox first. Refer to
Section 5.9 Replacing the Timing Belt
for the procedure to remove the gearbox.
1
3
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Summary of Contents for S84 ex
Page 1: ...Service Manual For printer model ...
Page 6: ...Table of Contents 4 S84 ex S86 ex Service Manual This page is intentionally left blank ...
Page 104: ...5 Replacement 102 S84 ex S86 ex Service Manual This page is intentionally left blank ...
Page 123: ...7 Appendix 121 S84 ex S86 ex Service Manual This page is intentionally left blank ...