Using The Power Switch Cover; Maintenance; Periodic Checks - Epson TM U200D - B/W Dot-matrix Printer Technical Manual

Using the Power switch cover

You can use the provided Cover, power switch to protect the power switch from accidental or
improper operation. Attach the cover as shown in the illustration below.
You can turn the power on or off with the switch cover attached by inserting a pointed object
(like a ball point pen) through either of the two small holes on the switch cover.
CAUTION:
If an accident occurs when the Power switch cover is attached, pull the AC adapter
cord out of the outlet immediately; otherwise the printer may be damaged.

Maintenance

Periodic Checks

Perform the following periodic checks every six months:
Periodic checks
Checkpoints
Dust, paper particles, or dirt
on and in the printer.
Lubrication
Operation check
Shape of the springs
Ribbon cassette
3-8 Handling and Maintenance
Standards
No dust, paper particles, or dirt should be
allowed to build up on or in the printer.
No small pieces of paper should be left in
the paper path.
See the Lubrication section.
When each printer component is
observed, no abnormalities should be
found.
No spring should be bent or deformed.
The ribbon cassette should be properly
installed in the printer.
Remedies
Clean the printer thoroughly with a
vacuum cleaner.
Remove any pieces of paper from the
paper path.
Lubricate the points listed in Lubrication
points section.
Check the printer following the
Troubleshooting flowcharts in
Chapter 4.
Replace any deformed springs.
See "Replacing the Ribbon Cassette"
in this chapter.
Rev.B