– 53 –
SW power
Circuit board
Tester
Connecting terminal
Coil terminal
LD202 blinking 9 times.
Communication error
Output DC35V from C.D.
terminal.
(Normal output = DC33~40V)
Any parts getting loose or
out of place in connecting
parts?
Connecting tight.
Detach CN10 from control
circuit board and is there
the output DC35V between
CN10 posts?
Exchange SW power circuit
board.
Inter-face relay
Is there DC12V from the
end of inter-face relay (coil
terminal)?
There is some break-down
at the area from 12V output
in control circuit board
switching.
(Observe soldering touch,
etc)
Is there certain voltage
(over 10V) between the
inter-face relay terminals?
Exchange inter-face relay.
Check inter-face circuit.
Ye s
No Yes
No
Ye s
No
No
Ye s
Ye s
No
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