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PD-6010
Defective
tion
Loading operation failure?
YES
Loading
in operation
fails
to reach completion
YES
loading
opera-
NO
NO
Loading out operation fails
to reach completion
YES
Incorrect
wiring
to
leaf
switch,
disconnected
tead,
solder bridge or other faul-
ty soldering
Does pin 1 of CN3 change
|NO
NO
to L level (OPEN)?
YES
ieee
Does
pin 3 of CN3 change
to L level (CLMP)?
NO
Has loading direction been
reversed?
NO
Is the voltage
polarity on
pins
1
and
2
of
CN2
normal?
Are
the CN2
pin 1 and 2
voltages normal?
YES
YES
Incorrect wiring
Break
in wiring, defective
loading
motor,
defective
mechanism
Check
for
solder
bridges
and other soldering faults
Do
pins
1 and
2 of CN2
change to L level together?
YES
Are
pins 5 and
6 of IC4
normal?
YES
Check
for solder bridge in
loading output
Defective
leaf switch con-
tact,
or
defective
mech-
anism
Mode
Loading in
Loading out
Loading in
completed
Loading out
completed
46
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