Epson LG1-1070 Service Manual page 245

Table 5-5. Repair of the PRINTER MECHANISM (Cont.)
The ribbon feed is The ribbon is not
abnormal. fed.
The ribbon feeds
properly only when
the carriage moves
in one direction
(i.e., it fails to feed
when the carriage
moves in the other
direction).
Paper becomes Ink stains appear
stained. on areas where
there is printing.
Printing continues
after the paper
past the paper
ends or when no
end.
paper is loaded.
The ribbon car-
tridge is defective.
Foreign substances
are caught in the
gears.
The planetary lever
is defective.
The
is not correctly
positioned.
The platen gap is
not adjusted.
Printing continues The
ASSY., PE. FRONT
Dismount the rib-
bon cartridge, ro-
tate its knob manu-
ally, and check
whether the ribbon
feeds normally.
Check whether the
ribbon driving gear
rotates when the
carriage is moved
manually.
Move the carriage
manually, and
check whether the
planetary lever
turns in reverse
and engages the
gear.
RIBBON
MASK Check whether the
RIBBON MASK
the correct
position.
Set the gap adjust
lever to the second
position, and check
the gap between
the tip of the print-
head and the
PLATEN.
The appropriate
value is 0.46 mm.
DETECTOR
Check the
TOR ASSY., PE,
FRONT (,REAR)
5-19
REV.-B
Replace the ribbon
cartridge.
eign substance.
bon-feed
mechanism.
Replace the ribbon
cartridge.
Reinstall the RIB-
is in BON MASK.
Adjust the gap.
Refer to Section
4.1.2, Platen Gap
Adjustment.
Replace the DE-
TECTOR ASSY., PE,
FRONT (,REAR)
I