Kyocera Ecosys FS-600 Service Manual page 143

Cal l Ser vi ce per s on
E3
Connect ci r cui t
t es t er t o pi n 3 of
YC- 604 of engi ne
r el ay boar d.
Tur n pr i nt er
pow er on, t hen
on.
Pr i nt a s t at us
page.
I s pi n 3
( LASER*) at No
l ow ?
Yes
Tur n pr i nt er pow er
of f , t hen on agai n.
Pr i nt a s t at us
page.
Low - l evel pul s e at
pi n 6 of YC- 604
No
on engi ne r el ay
boar d?
Yes
Tur n pr i nt er pow er
of f , t hen on agai n.
Pr i nt a s t at us
page.
Connect ci r cui t
Tur n pr i nt er
t es t er t o pi n 3 of
pow er of f , t hen
YC- 203 on engi ne
boar d.
Repl ace
s canner uni t .
Repl ace engi ne boar d.
6-17
Pr i nt a s t at us
page.
on agai n.
I s pi n 3
( LASER*) at
l ow ?
Repl ace har ness
bet w een engi ne boar d
and s canner uni t .
Low - l evel pul s e at
pi n 6 of YC- 203
on engi ne boar d?
Yes
See Not e bel ow .
Troubleshooting
Service errors
FS-600
Engine board: KP-589
Engine relay board: KP-601
FS-680
Engine board: KP-717
Engine relay board: KP-718
No
Yes
Repl ace engi ne boar d.
See Not e bel ow .
No
Repl ace har ness
bet w een engi ne boar d
and s canner uni t .
FS-600/FS-680