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Troubleshooting
Chart 2. Carriage Does Not Move or Moves Abnormally
kcuro
thr
on
the
CO94
U&IN
connmtors.
Manually wow
the
Check the gears.
timing
belt. and belt
pulley for
war,
brmkagr,
objects.
and Coralgn
Replace parts and
lubrlcatr
as nerdad.
(km
Chapter
5.1
Rapl8ca the
Cg94
MAIN
board.
Repl8ce CR motor.
If
any coil Is shorted.
use
Table 3-6 to test
CR drivers on the
CW4
WIN
board.
and
If bad.
replaca
rln
board at SW tlr.
END
*
Epson
FX-870/1170
3-11