Epson LQ-870 Service Manual page 104

(4) Paper Feeding is Abnormal (but Printing is Normal)
Yes
I
R e p l a c e t h e m a i n b o a r d .
f a u l t c o r r e c t e d ?
END
L o a d t h e p a p e r c o r r e c t l y . L o a d t h e p a p e r c o r r e c t l y .
I
A
Refer to section 5.5,
Repair of the printer
mechanism.
5-9
Refer to section 5.5, Refer to section 5.5,
Repair of the printer Repair of the printer
mechanism. mechanism.
I
R e p l a c e t h e m a i n b o a r d .
Replace the main board
a n d t h e p a p e r - f e e d m o t o r .
REV.-A
p a p e r - f e e d m o t o r
I
END