
5
Replacement
93
S84-ex/S86-ex Service Manual
5.15 Replacing the USB PCB
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
top cover
of the printer.
CAUTION
Open the top cover fully to prevent accidental drop of the cover.
3
Remove two
screws
and remove the
USB assembly
.
Note
For S84-ex printer, there is no post as shown in the
picture. The USB assembly is attached directly to the
printer center frame.
4
Disconnect the
USB cable
from the
connector.
5
Remove two
screws
attaching the
holding plate
and
USB PCB
to the
USB cover
.
6
Replace the defective
USB PCB
.
7
Perform the assembly with the reverse
procedure.
2
1
Post
5
4
6
3
7
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 ...