– 106 –
LD301 blinks 9 time.
Communication error.
Is DC 35V being output at
terminals C and D? (Normally,
DC 33-38.5V is output.)
Ye s
Interface relay
Coil terminal
Contact terminal
Is DC 35V being output across R914?
Is DC 12V being supplied across
the control side (coil terminal) of
interface relay?
Is a voltage (at least 10V) being
generated between the contact
terminals of interface relay?
Check the interface curcuit.
Ye s
Ye s
No
No
Ye s
D907 and C910 may be defective.
There is a defective section between the
12V output of switching power supply on
the main P.W.B. and interface relay (also,
check for contact with solder, etc.).
Repalce the interface relay.
No
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