Sharp FDD-412A - Page 85

FDD412A/B
ae UNAVAILABLE |
Medium set
On- FDD correctly?
YES
Set medium
correctly.
Close door. i
Door closed
YES
ae
oe
select
NO
Provide
correct
Settings
correct?
unit
select
settings.
“YES
Install
J4
connector
properly.
+24V:
oe
Power
supp
Has
ovér~_
YES
Replace
Saoicaaee
normal?
nuer®
tage
destroyed
damaged
Se?
part(s).
.
NO
Spindle
motor,
Apply
correct
voltages.
Yotates =.
YES
in“rotating
parts
INDEX
signal
NO
Sensor
section
g (Check
Any
obstruction
©
visually)
|
of
Cees
tee
<I
correctly
abnormal?
or
oppy
1s
2
i cian (TP-11)
Microswitch
<< operates > —
—
as
(J3-17)
ie
(1¢2-1)
;
Replace
nicroswiteh.|
MIRSPD OK-N
signal (TP-7)
normal?
. Replace PWB Assembly.
Fig.
5.2
Ready
State
Unavailable
Has J4 con=
nector come loose?
NO
HOV C23)
J3-9/11)
K1C13-9/5)
\
Replace sensor
section.
Replace spindle
motor.
"ee
Remove obstruc— |
tion.
~79—