Kyocera Ecosys FS-600 Service Manual page 145

Cal l Ser vi ce per son
E4
" E4" s how n i m m edi at el y
af t er pow er up?
Yes
Tur n pr i nt er pow er of f
and r em ove pow er
cabl e.
Det ach connect or
YC- 305 on KP- 683.
M easur e r esi st ance
bet w een pi ns 1 and 2
of t he det ached
connect or .
O pen ( i nf i ni t e) ?
Yes
Repl ace f user uni t .
Note—For replacing the engine board, read Note on page 4-22.
No
No
Repl ace engi ne boar d. I f
not sol ved, r epl ace KP- 683
boar d. See Not e bel ow .
Tur n pr i nt er pow er of f
and r em ove pow er
cabl e.
Rem ove CN2 on
pow er s uppl y.
M easur e r esi st ance
bet w een pi ns 1 and 3
of t he det ached
connect or .
O pen ( i nf i ni t e) ?
Yes
Repl ace f user uni t .
6-19
Troubleshooting
Service errors
FS-600
Engine board:
Engine relay board: KP-601
FS-680
Engine board:
Engine relay board: KP-718
No
Repl ace pow er suppl y. I f
not sol ved, r epl ace engi ne
boar d. See Not e bel ow .
FS-600/FS-680
KP-589
KP-717